CN101534500A

CN101534500A - Addressing method, network element equipment and network system

Info

Publication number: CN101534500A
Application number: CN200810085306A
Authority: CN
Inventors: 袁立平; 朱志明; 陈中平
Original assignee: Huawei Technologies Co Ltd
Current assignee: Huawei Technologies Co Ltd
Priority date: 2008-03-10
Filing date: 2008-03-10
Publication date: 2009-09-16
Anticipated expiration: 2028-03-10
Also published as: CN101534500B

Abstract

The invention discloses an addressing method which comprises the steps of: receiving an accessing request messages carrying temporary marks and transmitted by an accessing network management network element by a first movable management network element when user equipment (UE) is switched in different systems; determining the address of the management entity registered before the UE is switched and obtaining that the registered management entity before the UE switch is a second movable management network element according to the temporary marks; obtaining the shared ID of the second movable management network element; and transmitting the shared ID to the accessing network management unit, wherein the shared ID is used for helping the accessing network management network element to address the second movable management network element. By applying the technical proposal of the embodiment of the invention, the management entity accessed before the user switch and the management entity accessed after user switch are ensured to be at the same movable management network element, thus reducing the signaling interaction between different system management entities.

Description

A kind of addressing method, network element device and network system

Technical field

The present invention relates to communication technical field, particularly a kind of addressing method, network element device and network system.

Background technology

The core net of wireless evolution network mainly comprises Mobility Management Entity (Mobile ManagementEntity, MME), gateway (Serving Gateway, S-GW), data gateway (PDN Gateway, P-GW) three logic function bodies, wherein, MME is a mobile management entity, being responsible for Non-Access Stratum NAS signaling encrypts and roams, functions such as tracking, distributing user temporary identity sign, safety function etc., it is corresponding to current universal mobile telecommunications system (Universal Mobile Telecommunication System, UMTS) inner Serving GPRS Support Node (Serving GPRS Support Node, control plane part SGSN).S-GW is responsible for the local mobility anchor point and the mobility anchor point and the Lawful Interception relevant information of 3GPP internal system; P-GW then is responsible for strategy execution and charging and Lawful Interception correlation function.

A demand of evolvement network is saving signaling or limitation signaling (the Idlemode signalling reduction that realizes under the idle pulley, ISR) function, it mainly is the mobile management flow process of subscriber equipment (UE) between different access networks that reduces under the idle pulley.For example UE reduces Inter 3GPP Access System Mobility in Idle State and handles when the UMTS network switches to the LTE network.

In the prior art, UE is linked in the LTE network, be attached on the MME/SGSN in-one device, MME to UE distribute global unique temporary identity (Globally Unique Temporary Identity, GUTI).(Globally Unique MME Identity GUMMEI) forms with MME casual user's identify label (M-TMSI) GUTI by the unique MME sign in the whole world.When UE switches to the 2G/3G network from the LTE network, regard GUMMEI as Old Routing Area Identifier (Routing AreaIdentity, RAI), regard M-TMSI as P-TMSI, because being MME, distributes M-TMSI, and wherein corresponding Internet resources indication (Network Resource Indicator, NRI) indicating bit is a false information, RNC can't be addressed to SGSN according to M-TMSI, but selects SGSN to insert according to the network side situation.

In like manner, UE is linked in the 2G/3G network, is attached on the MME/SGSN in-one device, and SGSN has distributed P-TMSI to UE.When UE when the 2G/3G network switches to the LTE network, regard P-TMSI as M-TMSI, but M-TMSI only represents mobile subscriber's identity sign, so eNodeB can not be addressed to MME according to M-TMSI, but select MME to insert according to the network side situation.

In the prior art, when UE switches between network, therefore the management entity that is inserted before can't guaranteeing to switch the management entity that inserted the back and switching can not reduce the Signalling exchange that switches between the management entity that is inserted before the management entity that inserted the back and the switching on a mobile management network element.

Summary of the invention

The technical problem that the embodiment of the invention will solve provides a kind of addressing method, network element device and network system, when the user was switched between network, the management entity that is inserted before management entity that is inserted after can guaranteeing to switch and the switching was on a mobile management network element.

In view of this, the embodiment of the invention provides:

A kind of addressing method comprises: when user equipment (UE) switches between different system,

First mobile management network element receives the access request message that carries temporary mark that the access network managed network element sends;

Determine the address of the management entity registered before described UE switches according to described temporary mark, know second mobile management network element at the management entity place of being registered before the described UE switching;

Obtain the share I D of described second mobile management network element, described share I D shows that described second mobile management network element is an in-one device;

Described share I D is sent to described access network managed network element, and described share I D is used for described second mobile management network element of described access network managed network element addressing.

A kind of addressing method when being used for the switching of UE generation systems, comprising:

The access network managed network element receives the position updating request that UE sends, and carries the temporary mark that first management entity is distributed in the described position updating request, and described first management entity is the management entity of being registered before described UE switches; The temporary mark that is distributed according to described first management entity that prestores and the corresponding relation of the second management entity address, the address that obtains described second management entity, described second management entity and first management entity are in together on second mobile management network element;

According to the address of second management entity that is obtained, described second mobile management network element of addressing.

UE obtains the temporary mark that first management entity distributes, and described first management entity is the management entity of being registered before UE switches;

Temporary mark according to described first management entity distributes obtains the temporary mark that is used for addressing second management entity, and described second management entity is the management entity that UE switches the back system; Described second management entity and first management entity are in together on second mobile management network element;

Send position updating request to the access network managed network element, comprise the described temporary mark that is used for described second management entity of addressing in the described position updating request.

The temporary mark that at least two management entities distributed on the UE receiving mobility managed network element, the temporary mark that management entity distributed of the system that cuts is waited in selection, send position updating request to the access network managed network element, carry selected temporary mark in the described position updating request; Described temporary mark is used for the described mobile management network element of described access network managed network element addressing.

A kind of mobile management network element comprises:

The temporary mark receiving element is used to receive the access request message that carries temporary mark that the access network managed network element sends;

The mobile management network element determining unit is used for determining according to described temporary mark the address of the management entity registered before described UE switches, knows second mobile management network element at the management entity place of being registered before the described UE switching;

Share I D acquiring unit is used to obtain the share I D of described second mobile management network element; Described share I D shows that described second mobile management network element is an in-one device;

Transmitting element is used for described share I D is sent to described access network managed network element.

A kind of access network managed network element comprises:

Receiving element is used to receive the position updating request that UE sends, and carries the temporary mark that first management entity is distributed in the described position updating request, and described first management entity is the management entity of system before UE switches;

Address acquisition unit, be used for the temporary mark that distributed according to described first management entity that prestores and the corresponding relation of the second management entity address, obtain the address of described second management entity, described second management entity and first management entity are in together on second mobile management network element;

Selected cell is used for the address according to second management entity that is obtained, described second mobile management network element of addressing.

A kind of subscriber equipment comprises:

First acquiring unit is used to obtain the temporary mark that first management entity distributes; Described first management entity is the management entity of system before UE switches;

Second acquisition unit is used for the temporary mark according to described first management entity distribution, obtains the temporary mark that is used for addressing second management entity, and described second management entity is the management entity that UE switches the back system; Described second management entity and first management entity are in together on second mobile management network element;

Message sending unit is used for sending position updating request to the access network managed network element, comprises the described temporary mark that is used for described second management entity of addressing in the described position updating request.

A kind of subscriber equipment comprises:

Receiving element is used for the temporary mark that at least two management entities distributed on the receiving mobility managed network element;

Selected cell is used to select to wait the temporary mark that management entity distributed of the system that cuts;

Transmitting element is used for sending position updating request to the access network managed network element, carries selected temporary mark in the described position updating request; Described temporary mark is used for the described mobile management network element of described access network managed network element addressing.

A technical scheme in the technique scheme has following beneficial effect:

First mobile management network element in the embodiment of the invention can be determined the address of the management entity registered before UE switches according to the temporary mark in the position updating request, and then second mobile management network element at the management entity place of being registered before the affirmation UE switching, the share I D that obtains second mobile management network element sends to the access network managed network element, so that this access network managed network element is according to share I D addressing second mobile management network element, the management entity that is inserted before management entity that is inserted after can guaranteeing to switch and the switching has reduced the Signalling exchange between different system management entity on a mobile management network element.

Another technical scheme in the technique scheme has following beneficial effect:

The temporary mark that access network managed network element in the embodiment of the invention can be distributed according to first management entity on second mobile management network element that prestores and the corresponding relation of the second management entity address, the address that obtains second management entity; Wherein, first management entity is the management entity of being registered before UE switches, second management entity is the management entity that UE switches the back system, the management entity that is inserted before management entity that is inserted after can guaranteeing to switch and the switching has reduced the Signalling exchange between different system management entity on a mobile management network element.

The temporary mark that first management entity on second mobile management network element that UE in the embodiment of the invention is registered before can switching according to UE is distributed, obtain the temporary mark that is used for second management entity on addressing second mobile management network element and send to the access network managed network element, wherein, second management entity is the management entity that UE switches the back system, the management entity that is inserted before management entity that is inserted after can guaranteeing to switch and the switching has reduced the Signalling exchange between different system management entity on a mobile management network element.

UE in the embodiment of the invention can obtain the temporary mark that at least two management entities distributed on the mobile management network element, select in the temporary mark that management entity distributed on the same mobile management network element that is obtained to wait that the temporary mark that management entity distributed of the system that cuts sends to the access network managed network element, the management entity that is inserted before management entity that is inserted after can guaranteeing to switch and the switching has reduced the Signalling exchange between different system management entity on a mobile management network element.

Description of drawings

The addressing method flow chart that Fig. 1 provides for the embodiment of the invention one;

The addressing method flow chart that Fig. 2 provides for the embodiment of the invention two;

The addressing method flow chart that Fig. 3 provides for the embodiment of the invention three;

The addressing method flow chart that Fig. 4 provides for the embodiment of the invention four;

The addressing method flow chart that Fig. 5 provides for the embodiment of the invention five;

The addressing method flow chart that Fig. 6 provides for the embodiment of the invention six;

The addressing method flow chart that Fig. 7 provides for the embodiment of the invention seven;

The addressing method flow chart that Fig. 8 provides for the embodiment of the invention eight;

The addressing method flow chart that Fig. 9 provides for the embodiment of the invention nine;

The addressing method flow chart that Figure 10 provides for the embodiment of the invention ten;

The mobile management network element structure chart that Figure 11 provides for the embodiment of the invention 12;

The access network managed network element structure chart that Figure 12 provides for the embodiment of the invention 13;

The user device architecture figure that Figure 13 provides for the embodiment of the invention 14;

The user device architecture figure that Figure 14 provides for the embodiment of the invention 15.

Embodiment

The embodiment of the invention provides a kind of addressing method, comprising: when user equipment (UE) switched between different system, first mobile management network element received the access request message that carries temporary mark that the access network managed network element sends; Determine the address of the management entity registered before described UE switches according to described temporary mark, know second mobile management network element at the management entity place of being registered before the described UE switching; Obtain the share I D of described second mobile management network element, described share I D shows that described second mobile management network element is an in-one device; Described share I D is sent to described access network managed network element, and described share I D is used for described second mobile management network element of described access network managed network element addressing.Wherein, insert request message and can be position updating request or adhere to request, it can be that UE switches to the LTE network from the 2G/3G network that UE switches between different system, and perhaps UE switches to the 2G/3G network from the LTE network.Use the technical scheme that the embodiment of the invention provided, the management entity that is inserted before management entity that is inserted after can guaranteeing to switch and the switching is all on second mobile management network element.

Consult Fig. 1, the embodiment of the invention one provides a kind of addressing method, being used for the user switches between network, the user once inserted second mobile management network element before switching, if what insert before the user is switched is the 2G/3G network, then insert the SGSN on second mobile management network element, if what insert before the user is switched is the LTE network, then insert the MME on second mobile management network element, confirm that by first mobile management network element second mobile management network element is to be access in the in-one device that the network managed network element inserts, this method specifically comprises:

Step 101, access network managed network element are to the position updating request of first mobile management network element forwarding from UE, comprise share I D tabulation Share ID list and temporary mark in this message, wherein, Share IDlist is the tabulation of the shared mobile management network element that indication this access network managed network element institute can association.

Suppose that UE once was linked in the LTE network, be attached on the MME of second mobile management network element that this MME distributes GUTI to UE, GUTI is made of GUMMEI and M-TMSI.When UE switches to the 2G/3G network from the LTE network, UE regards GUMMEI as Old RAI, regard M-TMSI as P-TMSI, send the RAU request message of carrying P-TMSI to access network managed network element RNC, because being MME, distributes M-TMSI, wherein Dui Ying NRI indicating bit is a false information, and RNC can't be addressed to SGSN according to M-TMSI, but selects the first mobile management network element SGSN to insert according to the network side situation.

In like manner, suppose that UE once was linked in the 2G/3G network, switch to again in the LTE network that access network managed network element eNodeB selects the first mobile management network element MME to insert according to the network side situation.

Step 102, first mobile management network element are determined to insert second mobile management network element before UE switches according to the temporary mark in the position updating request, send context request Context request message to this second mobile management network element.

Concrete, the first mobile management network element SGSN is resolved to the MME address of formerly adhering to according to entrained P-TMSI in the RAU request message, perhaps, the first mobile management network element MME is resolved to the SGSN address of formerly adhering to according to entrained GUTI in the TAU request message, to determine being linked into second mobile management network element before UE switches, send context request Context request message to this second mobile management network element.

If first mobile management network element determines that the mobile management network element that inserts before UE switches is exactly oneself in this step, then subsequent step need not be carried out.

Step 103, second mobile management network element determine it oneself is in-one device, send context response Context response message to first mobile management network element, and carrying sign in this message oneself is the Share ID of in-one device.

Step 104, first mobile management network element are according to the Share ID in the Context response message, determine that second mobile management network element is an in-one device, judge again whether Share ID is present in the middle of the Share ID list, if, represent that then second mobile management network element is to be access in the in-one device that the network managed network element inserts, execution in step 105.

Step 105, first mobile management network element send to the access network managed network element and re-route request re-route request, carry Share ID among this re-route request.

Step 106, access network managed network element send position updating request to second mobile management network element again according to Share ID.

First mobile management network element in the embodiment of the invention one can be determined the address of the management entity registered before UE switches according to the temporary mark in the position updating request, and then the mobile management network element at the management entity place of being registered before the affirmation UE switching, the management entity of being registered before UE switches obtains the share I D of second mobile management network element during at second mobile management network element; Share I D is sent to the access network managed network element, so that this access network managed network element is according to described second mobile management network element of share I D addressing.Adopt the technical scheme that present embodiment provided, the management entity that is inserted before management entity that is inserted after can guaranteeing to switch and the switching has reduced the Signalling exchange between different system management entity on a mobile management network element.

Consult Fig. 2, the embodiment of the invention two provides a kind of addressing method, being used for the user switches between network, the user once inserted second mobile management network element before switching, confirm that by the access network managed network element second mobile management network element is can be by the in-one device of this access network managed network element access, this method specifically comprises:

Step 201, access network managed network element carry temporary mark to the position updating request of first mobile management network element forwarding from UE in this position updating request.

Step 202-step 203 is identical with step 102-step 103.

Step 204, first mobile management network element are transmitted re-route request message to the access network managed network element, and carrying sign second mobile management network element in this message is the Shared ID of in-one device.

Step 205, access network managed network element determine that according to the Share ID in the re-route request message second mobile management network element is an in-one device, judge whether Share ID is present in the middle of the Share ID list again, if, execution in step 206.

Step 206, access network managed network element send position updating request according to Share ID to second mobile management network element.

First mobile management network element in the embodiment of the invention two can be determined the address of the management entity registered before UE switches according to the temporary mark in the position updating request, and then the mobile management network element at the management entity place of being registered before the affirmation UE switching, the management entity of being registered before UE switches obtains the share I D of second mobile management network element during at second mobile management network element; Share I D is sent to the access network managed network element, so that this access network managed network element is according to described second mobile management network element of share I D addressing.Adopt the technical scheme that present embodiment provided, the management entity that is inserted before management entity that is inserted after can guaranteeing to switch and the switching has reduced the Signalling exchange between different system management entity on a mobile management network element.

Consult Fig. 3, the embodiment of the invention three provides a kind of addressing method, wherein, being used for the user switches between network, the user once inserted second mobile management network element before switching, confirm by second mobile management network element whether self is to be access in the in-one device that the network managed network element inserts, and this method specifically comprises:

Step 301 is identical with step 101.

Step 302, first mobile management network element are according to the temporary mark in the position updating request, determine to insert second mobile management network element before UE switches, send the context request Context request message of carrying ShareID list to this second mobile management network element.

First mobile management network element determines that according to the temporary mark in the position updating request implementation of the preceding access of UE switching second mobile management network element is identical with step 102 in this step.

Step 303, second mobile management network element determine oneself to be in-one device, judge whether the Share ID that identifies itself as in-one device is present in the middle of the Share ID list, if, execution in step 304.

Step 304, second mobile management network element carry the information of Share ID and indication rerouting in the Contextresponse message that sends to first mobile management network element.

Step 305, first mobile management network element send re-route request to the access network managed network element, carry Share ID in this message.

Step 306, access network managed network element send position updating request according to Share ID to second mobile management network element.

First mobile management network element in the embodiment of the invention three can be determined the address of the management entity registered before UE switches according to the temporary mark in the position updating request, and then the mobile management network element at the management entity place of being registered before the affirmation UE switching, the management entity of being registered before UE switches obtains the share I D of second mobile management network element during at second mobile management network element; Share I D is sent to the access network managed network element, so that this access network managed network element is according to described second mobile management network element of share I D addressing.Adopt the technical scheme that present embodiment provided, the management entity that is inserted before management entity that is inserted after can guaranteeing to switch and the switching has reduced the Signalling exchange between different system management entity on a mobile management network element.

Consult Fig. 4, the embodiment of the invention four provides a kind of addressing method, being used for the user switches between network, the user once inserted second mobile management network element before switching, confirm that by first mobile management network element second mobile management network element is to be access in the in-one device that the network managed network element inserts, this method comprises:

Step 401, access network managed network element send to first mobile management network element and adhere to request AttachRequest message, comprise Share ID list and temporary mark in this message.

Suppose that UE once was linked in the LTE network, be attached on the MME of second mobile management network element that this MME distributes GUTI to UE, GUTI is made of GUMMEI and M-TMSI.When UE switches to the 2G/3G network from the LTE network, UE regards GUMMEI as Old RAI, regard M-TMSI as P-TMSI, send the Attach Request message of carrying P-TMSI to access network managed network element RNC, because being MME, distributes M-TMSI, wherein Dui Ying NRI indicating bit is a false information, and RNC can't be addressed to SGSN according to M-TMSI, but selects the first mobile management network element SGSN to insert according to the network side situation.

In like manner, suppose that UE is linked into earlier in the 2G/3G network, switch to again in the LTE network that access network managed network element eNodeB selects the first mobile management network element MME to insert according to the network side situation.

Step 402, first mobile management network element are according to entrained temporary mark in the Attach request message, determine to insert second mobile management network element before UE switches, send to this second mobile management network element and identify request Identification Request message.

The first concrete mobile management network element determines that according to entrained temporary mark in the Attach request message mode and the mode in the step 102 of the preceding access of UE switching second mobile management network element is similar, does not repeat them here.

Step 403, second mobile management network element determine it oneself is in-one device, send to the access network managed network element and identify response Identification response message, and carrying sign in this message oneself is the Share ID of in-one device.

Step 404, first mobile management network element are according to the ShareID in the Identification response message, determine that second mobile management network element is an in-one device, judge again whether Share ID is present in the middle of the Share IDlist, if, represent that then second mobile management network element is to be access in the in-one device that the network managed network element inserts, execution in step 405.

Step 405, first mobile management network element send to the access network managed network element and re-route request re-attach request, carry Share ID among the re-attach request.

Step 406, access network managed network element send Attach request to second mobile management network element again according to Share ID.

First mobile management network element in the embodiment of the invention four can be determined the address of the management entity registered before UE switches according to adhering to temporary mark in the request, and then the mobile management network element at the management entity place of being registered before the affirmation UE switching, the management entity of being registered before UE switches obtains the share I D of second mobile management network element during at second mobile management network element; Share I D is sent to the access network managed network element, so that this access network managed network element is according to described second mobile management network element of share I D addressing.Adopt the technical scheme that present embodiment provided, the management entity that is inserted before management entity that is inserted after can guaranteeing to switch and the switching has reduced the Signalling exchange between different system management entity on a mobile management network element.

Consult Fig. 5, the embodiment of the invention five provides a kind of addressing method, being used for the user switches between network, the user once inserted second mobile management network element before switching, confirm that by the access network managed network element second mobile management network element is can be by the in-one device of this access network managed network element access, this method comprises:

Step 501, access network managed network element send to first mobile management network element and adhere to request AttachRequest message, carry temporary mark in this message.

Step 502-step 503 is identical with step 402-step 403.

Step 504, first mobile management network element send re-attach request message to eNodeB, and carrying sign second mobile management network element in this message is the Shared ID of in-one device.

Step 505, access network managed network element determine that according to the Share ID in the re-attach request message second mobile management network element is an in-one device, judge whether Share ID is present in the middle of the Share ID list again, if, execution in step 506.

Step 506, access network managed network element send Attachrequest to second mobile management network element again.

First mobile management network element in the embodiment of the invention five can be determined the address of the management entity registered before UE switches according to adhering to temporary mark in the request, and then the mobile management network element at the management entity place of being registered before the affirmation UE switching, the management entity of being registered before UE switches obtains the share I D of second mobile management network element during at second mobile management network element; Share I D is sent to the access network managed network element, so that this access network managed network element is according to described second mobile management network element of share I D addressing.Adopt the technical scheme that present embodiment provided, the management entity that is inserted before management entity that is inserted after can guaranteeing to switch and the switching has reduced the Signalling exchange between different system management entity on a mobile management network element.

Consult Fig. 6, the embodiment of the invention six provides a kind of addressing method, wherein, being used for the user switches between network, the user once inserted second mobile management network element before switching, confirm by second mobile management network element whether self is to be access in the in-one device that the network managed network element inserts, and this method comprises:

Step 601, access network managed network element send Attach Request message to first mobile management network element, comprise Share ID list and temporary mark in this message.

Step 602, first mobile management network element are according to entrained temporary mark in the Attach request message, determine to insert second mobile management network element before UE switches, send the Identification Request message of carrying Shared ID List to this second mobile management network element.

Step 603, second mobile management network element determine oneself to be in-one device, judge whether the Share ID that identifies itself as in-one device is present in the middle of the Share ID list, if, execution in step 604.

Step 604, second mobile management network element carry the information of Share ID and indication rerouting in the Identification response message that sends to first mobile management network element.

Step 605, first mobile management network element send re-attach request to the access network managed network element, carry Share ID in this message.

Step 606, access network managed network element send Attach request to second mobile management network element again according to Share ID.

First mobile management network element in the embodiment of the invention six can be determined the address of the management entity registered before UE switches according to adhering to temporary mark in the request, and then the mobile management network element at the management entity place of being registered before the affirmation UE switching, the management entity of being registered before UE switches obtains the share I D of second mobile management network element during at second mobile management network element; Share I D is sent to the access network managed network element, so that this access network managed network element is according to described second mobile management network element of share I D addressing.Adopt the technical scheme that present embodiment provided, the management entity that is inserted before management entity that is inserted after can guaranteeing to switch and the switching has reduced the Signalling exchange between different system management entity on a mobile management network element.

Consult Fig. 7, the embodiment of the invention seven provides a kind of addressing method, and second mobile management network element has distributed two cover temporary mark P-TMSI and GUTI in this method, and this method comprises:

Step 701, UE send Attach Request to second mobile management network element, and UE brings network side with the Access Network ability (refer to which network UE supports, for example, UE can insert LTE network and 2G/3G network) of oneself in message.

After step 702, the second network mobility managed network element find that UE has the multiple access ability, accept not only to comprise the temporary mark that management entity distributed that the active user adheres among the message Attach Accept adhering to, also comprise the temporary mark that another management entity distributed on the second network mobility managed network element, be GUTI, the TAI list that comprises among the Attach Accept that MME distributes, the P-TMSI that SGSN distributes, RAI, P-TMSI Signature.

The P-TMSI that SGSN distributes can have following two kinds:

1) P-TMSI of sign UE, promptly SGSN guarantees that at the P-TMSI that UE distributes different UE distributes different P-TMSI.

2) P-TMSI of indicating self, promptly the temporary mark that distributes at SGSN oneself is a public identifier, unique identification SGSN.

If the position of step 703 UE changes (perhaps regularly the position is upgraded), UE sends Radio Resource control (Radio Network Resource Control to the access network managed network element, RRC) message is carried position updating request and temporary mark in this message.

If UE will insert the LTE network, then the access network managed network element is eNodeB, and temporary mark is GUTI; If UE will insert the 2G/3G network, then the access network managed network element is SGSN, and temporary mark comprises P-TMSI.

The management entity of the temporary mark addressing correspondence that step 704, access network managed network element provide by UE promptly according to GUTI addressing MME, perhaps according to P-TMSI addressing SGSN, and sends the position updating request of UE to the management entity that is addressed to.

Step 705, second mobile management network element send the position renewal to the access network managed network element and accept message message, if UE only preserves a cover temporary mark in the ordinary course of things, then this position is upgraded and is accepted to need to notify UE to be linked on the in-one device in the message, and UE will continue to keep two cover temporary marks after receiving such notification message.If UE supports to preserve the function of two temporary marks, just do not need to notify UE to insert an in-one device so here, UE can preserve two cover signs automatically.

UE can obtain the temporary mark that at least two management entities distributed on the mobile management network element in the embodiment of the invention seven, selection waits that the temporary mark that management entity distributed of the system that cuts sends to the access network managed network element, the management entity that is inserted before management entity that is inserted after can guaranteeing to switch and the switching has reduced the Signalling exchange between different system management entity on a mobile management network element.

The embodiment of the invention eight, nine, ten, 11 provides a kind of addressing method, and UE obtains the temporary mark that first management entity distributes on second mobile management network element; Described first management entity is the management entity of system before UE switches; Temporary mark according to described first management entity distributes obtains the temporary mark that is used for second management entity on described second mobile management network element of addressing, and described second management entity is the management entity that UE switches the back system; Send position updating request to the access network managed network element, comprise the described temporary mark that is used for described second management entity of addressing in the described position updating request.Wherein, described first management entity can be MME, and second management entity can be SGSN; Perhaps, described first management entity can be SGSN, and second management entity can be MME.Use the technical scheme that the embodiment of the invention provided, the management entity that is inserted before management entity that is inserted after can guaranteeing to switch and the switching is all on second mobile management network element.

Consult Fig. 8, the embodiment of the invention eight provides a kind of addressing method, and this method comprises:

Step 801, UE at first are attached to the MME of second mobile management network element, and MME makes following change to GUTI, and send Attach Accept to UE, carry GUTI among this Attach Accept.

Concrete, MME makes following change to GUTI:

EPS＜MCC〉coupling 2G/3G＜MCC 〉;

EPS＜MNC〉coupling 2G/3G＜MNC 〉;

EPS＜MME Group ID〉coupling 2G/3G＜LAC 〉;

EPS＜MME Code〉coupling 2G/3G＜RAC 〉;

EPS＜M-TMSI〉coupling 2G/3G＜P-TMSI 〉.

Concrete, MME makes same configuration NRI information among the M-TMSI, the SGSN on this NRI unique identification second mobile management network element according to the format configuration M-TMSI of P-TMSI.

Step 802, UE insert the 2G/3G network, and M-TMSI is mapped to P-TMSI, carry NRI among this P-TMSI.

Step 803, UE send position updating request to access network managed network element RNC, and this position updating request is RAU Request, carries P-TMSI among this RAU Request.

Step 804, RNC are according to P-TMSI, and the SGSN on addressing second mobile management network element sends to described SGSN with RAU Request.

Have the NRI that identifies SGSN among the M-TMSI in the temporary mark that MME on second mobile management network element of the embodiment of the invention eight distributes, UE is mapped to P-TMSI with M-TMSI, carry described NRI among this P-TMSI, make access network managed network element RNC be addressed to SGSN on second mobile management network element according to NRI, the management entity that is inserted before can guaranteeing to switch the management entity that inserted the back and switching is all on second mobile management network element.

Consult Fig. 9, the embodiment of the invention nine provides a kind of addressing method, and this method comprises:

Step 901, UE at first are attached to the SGSN of second mobile management network element, receive the Attach Accept that SGSN sends, carry the P-TMSI that SGSN distributes among this Attach Accept, and second mobile management network element that indication UE has inserted is an in-one device.

Step 902, UE insert the LTE network, second mobile management network element that has inserted according to UE is the indication of an in-one device, confirm that UE has inserted an in-one device, UE constructs GUTI, MMEID=NRI among the GUTI, because the value of MME ID is greater than NRI, zero padding is filled up on the number of bits of deficiency so, and this way needs core-network side must guarantee the uniqueness of MME ID.

Step 903, UE send position updating request to access network managed network element eNodeB, and this position updating request is TAU Request, carries GUTI among this TAU Request.

Step 904, eNodeB are according to GUTI, and the MME on addressing second Mobility Management Entity sends to described MME with TAURequest.

In the embodiment of the invention nine UE with the NRI among the P-TMSI as the MME ID among the GUTI, and core-network side must guarantee the uniqueness of MME ID, make access network managed network element eNodeB be addressed to MME on second mobile management network element according to MME ID, the management entity that is inserted before can guaranteeing to switch the management entity that inserted the back and switching is all on second mobile management network element.

Consult Figure 10, the embodiment of the invention ten provides a kind of addressing method, UE once was attached on the management entity (as SGSN1) of the management entity (for example MME2) of second mobile management network element and first mobile management network element, received the P-TMSI1 that GUTI2 that MME2 sends and SGSN1 send and preserved.If first mobile management network element is an in-one device, needing notice UE to write down first mobile management network element is in-one device, specifically can be in the following way:

1) new cell indication of first mobile management network element increase self is an in-one device, and perhaps whether the different values indications by newly-increased cell self are in-one devices.

2) bit reflection can be set in temporary mark inside oneself is in-one device to first mobile management network element.

If first mobile management network element is taked above-mentioned first kind of mode, UE equipment is done following processing so:

1), can think that the corresponding movable management network element is not an in-one device if UE does not receive indication information.

2) network element is the indication information of in-one device if UE receives the expression corresponding movable management, then can increase its temporary mark of cell association specially, represents that this mobile management network element is an in-one device.

In like manner, if second mobile management network element is an in-one device, needing notice UE to write down second mobile management network element is in-one device, and specific implementation is same as described above.

Step 1001, UE occurrence positions change, and send the position updating request of carrying temporary mark to the access network managed network element.

If RAU takes place in UE, UE checks the state of GUTI, whether the mobile management network element of confirming the management entity place of GUTI correspondence is an in-one device, if, notify the access network managed network element by RRC message with two temporary marks (the special temporary mark of the temporary mark of identical connecting system and different system) so, the temporary mark (P-TMSI) of identical connecting system can be placed on the front, the special temporary mark of different system is placed on the back, here the special temporary mark of different system is that the mode of consulting step 801 and step 802 is mapped to P-TMSI with the M-TMSI among the GUTI, make the temporary mark of the access network managed network element elder generation identification native system in the subsequent step, if can't insert the pairing management entity of the temporary mark of native system, discern the special temporary mark of different system again, insert the pairing management entity of this special temporary mark.

If TAU takes place in UE, UE checks the state of P-TMSI, whether the mobile management network element of confirming the management entity place of P-TMSI correspondence is an in-one device, if, notify the access network managed network element by RRC message with two temporary marks (the special temporary mark of the temporary mark of identical connecting system and different system) so, the temporary mark of identical connecting system (GUTI) is placed on the front, the special temporary mark of different system is placed on the back, here the special temporary mark of different system is that the mode that UE consults step 901 and step 902 is assembled GUTI, make MME ID=NRI, make the temporary mark of the access network managed network element elder generation identification native system in the subsequent step, if can't insert the pairing management entity of the temporary mark of native system, discern the special temporary mark of different system again, insert the pairing management entity of this special temporary mark.

Wherein, the temporary mark of above-mentioned native system is the temporary mark that the management entity of the homologous ray on first mobile management network element distributes, and the temporary mark of special different system is the temporary mark that is used for the management entity of homologous ray on addressing second mobile management network element.

Step 1002, access network managed network element are resolved the temporary mark of native system, determine whether to be linked into the 3rd management entity on pairing first mobile management network element of temporary mark of native system, if, the 3rd management entity on pairing first mobile management network element of the temporary mark of native system sends position updating request, continues execution in step 1003; If not, execution in step 1004.

Step 1003, first mobile management network element send the position renewal to this access network managed network element and accept message, and first mobile management network element that can notify UE to write down the management entity place of being inserted is an in-one device.

Step 1004, access network managed network element are resolved the temporary mark of special different system, and second management entity on pairing second mobile management network element of the temporary mark of special different system sends position updating request.

Step 1005, second mobile management network element send the position renewal to this access network managed network element and accept message, and second mobile management network element that can notify UE to write down the management entity place of being inserted is an in-one device.

In the foregoing description ten, if the access network managed network element is resolved the temporary mark (temporary mark that the 3rd management entity on first mobile management network element distributes) of native system earlier, determine to insert the 3rd management entity on first mobile management network element, resolve the temporary mark (temporary mark that is used for the management entity of homologous ray on addressing second mobile management network element of special different system again, the temporary mark that promptly is used for second management entity on addressing second mobile management network element), affirmation can not insert on second mobile management network element behind second management entity, principle according to the selection core net managed network element that oneself disposes, selected the mobile management network element that to serve, this mobile management network element can be the 3rd mobile management network element, send position updating request to the 3rd mobile management network element, the 3rd mobile management network element sends position renewal acceptance to UE then, and this position is upgraded and accepted to carry in the message temporary mark that self distributes.If that insert is MME3 on the 3rd mobile management network element, MME3 can distribute temporary mark GUTI3, that UE receives is GUTI3, can cover the original GUTI1 that preserves, if that insert is SGSN3 on the 3rd mobile management network element, SGSN3 can distribute temporary mark P-TMSI3, and UE can cover the original P-TMSI1 that preserves after receiving P-TMSI3.When if RAU takes place in follow-up UE, bring the access network managed network element with P-TMSI3 as the temporary mark that the management entity of homologous ray distributes, perhaps with the NRI among the P-TMSI3 as MME ID, structure GUTI3 bring the access network managed network element as the temporary mark of special different system; When if TAU takes place in UE, bring the access network managed network element with GUTI3 as the temporary mark that the management entity of homologous ray distributes, perhaps the M-TMSI among the GUTI3 is mapped to P-TMSI, bring the access network managed network element as the temporary mark of special different system.

UE can give the access network managed network element with two cover temporary marks (temporary mark of native system and the temporary mark of special different system) in the embodiment of the invention ten, the access network managed network element confirms earlier self whether to insert the homologous ray management entity (the 3rd management entity) on pairing first mobile management network element of temporary mark of native system, if can not, insert the homologous ray management entity (second management entity) on pairing second mobile management network element of temporary mark of special different system again, when making UE that the network switching take place, if UE switches between homologous ray, the management entity of the homologous ray on the mobile management network element of at first selecting once to insert.

The embodiment of the invention 11 provides a kind of addressing method (can consult Figure 10), before this method, UE once was attached on the management entity (as SGSN1) of the management entity (for example MME2) of second mobile management network element and first mobile management network element, received the P-TMSI1 that GUTI2 that MME2 sends and SGSN1 send and preserved.If first mobile management network element is an in-one device, needing notice UE to write down first mobile management network element is in-one device, specifically can be in the following way:

Step 1101, UE occurrence positions change, and send the position updating request of carrying two cover temporary marks (P-TMSI and GUTI) to the access network managed network element.

If TAU takes place in UE, UE checks the state of P-TMSI, whether the mobile management network element of confirming the pairing management entity of P-TMSI place is in-one device, if, notify the access network managed network element by RRC message with two temporary marks (P-TMSI and GUTI), the temporary mark (GUTI) of identical connecting system can be placed on the front, the temporary mark of different system (P-TMSI) is placed on the back, so that access network managed network element eNodeB resolves the temporary mark of native system earlier in the step 1102, if can't insert the pairing management entity of the temporary mark of native system, resolve the temporary mark of different system again, otherwise do not resolve the temporary mark of different system.

If RAU takes place in UE, UE checks the state of GUTI, whether the mobile management network element of confirming the pairing management entity of GUTI place is in-one device, if, notify the access network managed network element by RRC message with two temporary marks (P-TMSI and GUTI), the temporary mark (P-TMSI) of identical connecting system can be placed on the front, the temporary mark of different system (GUTI) is placed on the back, so that access network managed network element RNC resolves the temporary mark of native system earlier in the step 1002, if can't insert the pairing management entity of the temporary mark of native system, resolve the temporary mark of different system again, otherwise do not resolve the temporary mark of different system.

Step 1102, access network managed network element are resolved the temporary mark of native system, determine whether to be linked into the 3rd management entity on pairing first mobile management network element of temporary mark of native system, if, the 3rd management entity on pairing first mobile management network element of the temporary mark of native system sends position updating request, continues execution in step 1103; If not, execution in step 1104.

Step 1103, first mobile management network element send the position renewal to this access network managed network element and accept message, and first mobile management network element that can notify UE to write down the management entity place of being inserted is an in-one device.

Step 1104, access network managed network element are resolved the temporary mark (i.e. first management entity on second mobile management network element distributed temporary mark) of different system, temporary mark that is distributed according to described first management entity that prestores and second management entity on second mobile management network element are (on second mobile management network element, and belong to the management entity of homologous ray with the access network managed network element) corresponding relation of address, the address that obtains described second management entity; According to the address of second management entity that is obtained, described second mobile management network element of addressing.

The embodiment of the invention 11 access network managed network element of need upgrading in advance, make all associated under MME/SGSN in-one device access network managed network elements all dispose in-one device information, concrete, RNC can discern the address of the SGSN of the MME/SGSN in-one device related with GUTI, and eNodeB can discern the address of the MME of the MME/SGSN in-one device related with P-TMSI.

Step 1105, second mobile management network element send the position renewal to this access network managed network element and accept message, and second mobile management network element that can notify UE to write down the management entity place of being inserted is an in-one device.

In the foregoing description 11, if the access network managed network element is resolved the temporary mark (temporary mark that the 3rd management entity on first mobile management network element distributes) of native system earlier, determine to insert the 3rd management entity, resolve the temporary mark (temporary mark that first management entity distributes on second mobile management network element) of different system again, temporary mark that is distributed according to described first management entity that prestores and second management entity on second mobile management network element are (on second mobile management network element, and belong to the management entity of homologous ray with the access network managed network element) corresponding relation of address, obtain the address of described second management entity, affirmation can not insert on second mobile management network element behind second management entity, principle according to the selection core net managed network element that oneself disposes, selected the mobile management network element that to serve, this mobile management network element can be the 3rd mobile management network element, send position updating request to the 3rd mobile management network element, the 3rd mobile management network element sends position renewal acceptance to UE then, and this position is upgraded and accepted to carry in the message temporary mark that self distributes.If that insert is MME3 on the 3rd mobile management network element, MME3 can distribute temporary mark GUTI3, that UE receives is GUTI3, can cover the original GUTI1 that preserves, if that insert is SGSN3 on the 3rd mobile management network element, SGSN3 can distribute temporary mark P-TMSI3, and UE can cover the original P-TMSI1 that preserves after receiving P-TMSI3.

Certainly, if UE only brings the access network managed network element with the temporary mark of different system (temporary mark that is distributed as first management entity on second mobile management network element) among the invention described above embodiment 11, the corresponding relation of the temporary mark that distributed according to first management entity that prestores of access network managed network element and second management entity on second mobile management network element (being positioned at the management entity of homologous ray) address then with this access network managed network element, obtain the address of second management entity, insert this second management entity.

UE can give the access network managed network element with two cover temporary marks (temporary mark of native system and the temporary mark of different system) in the embodiment of the invention 11, the access network managed network element confirms earlier self whether to insert the 3rd management entity on pairing first mobile management network element of temporary mark of native system, if can not, temporary mark (temporary mark of different system) that first management entity is distributed on basis second mobile management network element that prestores and second management entity on second mobile management network element are (on second mobile management network element again, and belong to the management entity of homologous ray with the access network managed network element) corresponding relation of address, obtain the address of described second management entity, insert second management entity, when making UE that the network switching take place, if UE switches between homologous ray, the management entity of the homologous ray on the mobile management network element of at first selecting once to insert.

One of ordinary skill in the art will appreciate that all or part of step that realizes in the foregoing description method is to instruct relevant hardware to finish by program, described program can be stored in a kind of computer-readable recording medium, read-only memory for example, disk or CD etc.

Consult Figure 11, the embodiment of the invention 12 provides a kind of mobile management network element, comprising:

Temporary mark receiving element 1101 is used to receive the access request message that carries temporary mark that the access network managed network element sends;

Mobile management network element determining unit 1102 is used for determining according to described temporary mark the address of the management entity registered before described UE switches, knows that the network element at the management entity place of being registered before the described UE switching is second mobile management network element;

Share I D acquiring unit 1103 is used to obtain the share I D of described second mobile management network element;

Transmitting element 1104 is used for described share I D is sent to described access network managed network element.

This mobile management network element also comprises:

Tabulation acquiring unit 1105, the tabulation that is used to obtain the related share I D of access network managed network element energy;

Judging unit 1106 is used for judging whether the described share I D that described share I D acquiring unit 1105 is obtained is the share I D of described tabulation;

Described transmitting element 1104 is used in the judged result of described judging unit 1106 when being, the share I D that described share I D acquiring unit is obtained sends to described access network managed network element.

The mobile management network element that the embodiment of the invention 12 is provided can be determined the address of the management entity registered before UE switches according to temporary mark, and then second mobile management network element at the management entity place of being registered before the affirmation UE switching, the share I D that obtains second mobile management network element sends to the access network managed network element, so that the access network managed network element is addressed to second mobile management network element according to share I D, the management entity that can guarantee to be inserted before UE switches the back management entity that is inserted and switches is on a mobile management network element.

Consult Figure 12, the embodiment of the invention 13 provides a kind of access network managed network element, comprising:

Receiving element 1201 is used to receive the position updating request that UE sends, and carries the temporary mark that first management entity registered before UE switches is distributed in the described position updating request;

Address acquisition unit 1202 is used for the temporary mark that distributed according to described first management entity that prestores and the corresponding relation of the second management entity address, the address that obtains described second management entity; Described second management entity is the management entity that UE switches the back system; Described first management entity and second management entity are in together on second mobile management network element;

Selected cell 1203 is used for the address according to second management entity that is obtained, described second mobile management network element of addressing.

Wherein, also comprise in the described position updating request: what described UE once inserted belongs to the temporary mark that the 3rd management entity of homologous ray is distributed with described access network managed network element, and described the 3rd management entity is positioned on first mobile management network element; Described access network managed network element also comprises:

Judging unit 1204 is used for the temporary mark that distributed according to described the 3rd management entity, determines whether to insert described the 3rd management entity;

Described address acquisition unit 1205 is used in the judged result of described judging unit 1204 for not the time, the temporary mark that is distributed according to described first management entity that prestores and the corresponding relation of the second management entity address, the address that obtains described second management entity.

Carry the temporary mark that first management entity is distributed on second mobile management network element of being registered before UE switches in the position updating request that the access network managed network element that the embodiment of the invention 13 is provided is received, the temporary mark that the access network managed network element can be distributed according to first management entity that prestores and the corresponding relation of the second management entity address on second mobile management network element, determine the address of described second management entity, described second management entity is the management entity that UE switches the back system, and the management entity that can guarantee to be inserted before UE switches the management entity that inserted the back and switches is on a mobile management network element.

Consult Figure 13, the embodiment of the invention 14 provides a kind of subscriber equipment, comprising:

First acquiring unit 1301 is used to obtain the temporary mark of first management entity distribution of being registered before subscriber equipment switches;

Second acquisition unit 1302 is used for the temporary mark according to described first management entity distribution, obtains the temporary mark that is used for addressing second management entity, and described second management entity is the management entity that UE switches the back system; Described first management entity and second management entity are in together on second mobile management network element;

Message sending unit 1303 is used for sending position updating request to the access network managed network element, comprises the described temporary mark that is used for described second management entity of addressing in the described position updating request.

Wherein, described first management entity is MME, and second management entity is SGSN, has the NRI that identifies described SGSN among the M-TMSI in the temporary mark that described MME distributes; Described second acquisition unit 1302 is used for described M-TMSI is mapped to the P-TMSI that is used for the described SGSN of addressing, carries described NRI among the described P-TMSI.

Wherein, described first management entity is SGSN, and described second management entity is MME, described second acquisition unit 1302, the value that is used for temporary mark NRI that described SGSN is distributed is as MMEID, and structure comprises the temporary mark that is used for the described MME of addressing of described MME ID.

The subscriber equipment that the embodiment of the invention 14 is provided can be according to the temporary mark of first management entity distribution on second mobile management network element of being registered before switching, obtain the temporary mark that is used for second management entity on addressing second mobile management network element, described second management entity is the management entity that UE switches the back system, and the management entity that can guarantee to be inserted before UE switches the management entity that inserted the back and switches is on a mobile management network element.

Consult Figure 14, the embodiment of the invention 15 provides a kind of subscriber equipment, comprising:

Receiving element 1401 is used for the temporary mark that at least two management entities distributed on the receiving mobility managed network element;

Selected cell 1402 is used for selecting to wait at the temporary mark that received the temporary mark that management entity distributed of the system that cuts;

Transmitting element 1403 is used for sending position updating request to the access network managed network element, carries selected temporary mark in the described position updating request; Described temporary mark is used for the described mobile management network element of described access network managed network element addressing.

The subscriber equipment that the embodiment of the invention 15 is provided has received the temporary mark that at least two management entities distributed on the mobile management network element, select in the temporary mark that is received to wait that the temporary mark that management entity distributed of the system that cuts sends to the access network managed network element that the management entity that can guarantee to be inserted before UE switches the management entity that inserted the back and switches is on a mobile management network element.

More than addressing method, network element device and network system that the embodiment of the invention provided are described in detail, for one of ordinary skill in the art, thought according to the embodiment of the invention, part in specific embodiments and applications all can change, in sum, this description should not be construed as limitation of the present invention.

Claims

1, a kind of addressing method is characterized in that, comprising: when user equipment (UE) switches between different system,

2, method according to claim 1 is characterized in that, this method also comprises:

First mobile management network element obtains the tabulation of the related share I D of described access network managed network element energy, whether the share I D that judges second mobile management network element obtained is the share I D in the described tabulation, if continue to carry out the step that described share I D is sent to described access network managed network element.

3, method according to claim 1 is characterized in that, this method also comprises:

First mobile management network element obtains the tabulation of the related share I D of described access network managed network element energy and sends to described second mobile management network element, described second mobile management network element judges that whether the share I D of oneself is the share I D in the described tabulation, if continue the step that the share I D of second mobile management network element is obtained in execution.

4, method according to claim 1 is characterized in that, described share I D is sent to after the described access network managed network element, and this method also comprises:

The share I D that described access network managed network element is judged second mobile management network element whether described access network managed network element can be related the tabulation of share I D in, if, according to described second mobile management network element of the share I D addressing of described second mobile management network element.

5, a kind of addressing method is characterized in that, comprising: when user equipment (UE) switches between different system,

6, method according to claim 5, it is characterized in that, also comprise in the described position updating request: what described UE once inserted belongs to the temporary mark that the 3rd management entity of homologous ray is distributed with described access network managed network element, and described the 3rd management entity is positioned on first mobile management network element;

This method also comprises: the access network managed network element determines whether to insert described the 3rd management entity according to the temporary mark that described the 3rd management entity is distributed, if described access network managed network element inserts described the 3rd management entity; If not, continue to carry out the step of the address that obtains described second management entity.

7, according to claim 5 or 6 described methods, it is characterized in that, carry the indication information of representing that described second mobile management network element is an in-one device in the temporary mark that described first management entity is distributed;

This method also comprises: described UE is according to described indication information, confirm that described second mobile management network element is in-one device after, send the position updating request of carrying described temporary mark to described access network managed network element.

8, according to claim 5 or 6 described methods, it is characterized in that this method also comprises:

Described first management entity sends the indication information of representing that described second mobile management network element is an in-one device to UE; Described UE is according to described indication information, confirm that described second mobile management network element is in-one device after, send the position updating request of carrying described temporary mark to described access network managed network element.

9, a kind of addressing method is characterized in that, comprising: when user equipment (UE) switches between different system,

10, method according to claim 9, it is characterized in that, described first management entity is Mobility Management Entity MME, second management entity is Serving GPRS Support Node SGSN, among the MME Temporary Mobile Subscriber Identity M-TMSI in the temporary mark that described MME distributes, have the Internet resources indication NRI that identifies described SGSN;

The described temporary mark that is used for addressing second management entity that obtains is specially:

UE is mapped to the P-TMSI that is used for the described SGSN of addressing with described M-TMSI, carries described NRI among the described P-TMSI.

11, method according to claim 9 is characterized in that, described first management entity is SGSN, and described second management entity is MME,

UE as MME ID, is configured to second temporary mark of the described MME of addressing with the value of the NRI in the temporary mark that described SGSN distributed, and described second temporary mark comprises described MME ID.

12, according to each described method of claim 9 to 11, it is characterized in that, also comprise in the described position updating request: what described UE once inserted belongs to the temporary mark that the 3rd management entity of homologous ray is distributed with described access network managed network element, and described the 3rd management entity is positioned on first mobile management network element;

This method also comprises: the access network managed network element determines whether to insert described the 3rd management entity according to the temporary mark that described the 3rd management entity is distributed, if described access network managed network element inserts described the 3rd management entity; If not, described access network managed network element inserts described second management entity according to the described temporary mark that is used for described second management entity of addressing.

13, method according to claim 9 is characterized in that, carries the indication information of representing that described second mobile management network element is an in-one device in the temporary mark that described first management entity distributes;

Before obtaining the temporary mark that is used for addressing second management entity, this method also comprises: described UE confirms that according to described indication information described second mobile management network element is an in-one device.

14, method according to claim 9 is characterized in that, before obtaining the temporary mark that is used for addressing second management entity, this method also comprises:

Described first management entity sends the indication information of representing that described second mobile management network element is an in-one device to UE;

Described UE confirms that according to described indication information described second mobile management network element is an in-one device.

15, a kind of addressing method is characterized in that, comprising: when user equipment (UE) switches between different system,

16, method according to claim 15, it is characterized in that when the management entity when being SGSN of temporary mark distribution, the temporary mark that described SGSN distributes is the Packet Temporary Mobile Subscriber Identity sign P-TMSI that is used to discern UE, perhaps, be used to discern the P-TMSI of described SGSN.

17, a kind of mobile management network element is characterized in that, comprising:

18, mobile management network element according to claim 17 is characterized in that, also comprises:

The tabulation acquiring unit, the tabulation that is used to obtain the related share I D of access network managed network element energy;

Judging unit is used for judging whether the described share I D that described share I D acquiring unit is obtained is the share I D of described tabulation;

Described transmitting element is used in the judged result of described judging unit when being, the share I D that described share I D acquiring unit is obtained sends to described access network managed network element.

19, a kind of access network managed network element is characterized in that, comprising:

20, access network managed network element according to claim 19 is characterized in that,

Also comprise in the described position updating request: what described UE once inserted belongs to the temporary mark that the 3rd management entity of homologous ray is distributed with described access network managed network element, and described the 3rd management entity is positioned on first mobile management network element;

Described access network managed network element also comprises:

Judging unit is used for the temporary mark that distributed according to described the 3rd management entity, determines whether to insert described the 3rd management entity;

Described address acquisition unit is used in the judged result of described judging unit for not the time, the temporary mark that is distributed according to described first management entity that prestores and the corresponding relation of the second management entity address, the address that obtains described second management entity; Described second management entity is the management entity that UE switches the back system.

21, a kind of subscriber equipment is characterized in that, comprising:

22, subscriber equipment according to claim 21 is characterized in that, described first management entity is MME, and second management entity is SGSN, has the NRI that identifies described SGSN among the M-TMSI in the temporary mark that described MME distributes;

Described second acquisition unit is used for described M-TMSI is mapped to the P-TMSI that is used for the described SGSN of addressing, carries described NRI among the described P-TMSI.

23, subscriber equipment according to claim 21 is characterized in that, described first management entity is SGSN, and described second management entity is MME,

Described second acquisition unit, the value that is used for temporary mark NRI that described SGSN is distributed are as MME ID, and structure comprises the temporary mark that is used for the described MME of addressing of described MME ID.

24, a kind of subscriber equipment is characterized in that, comprising: