CN101784052B - Method and device for accessing IMS network by non-IMS terminal - Google Patents
Method and device for accessing IMS network by non-IMS terminal Download PDFInfo
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- CN101784052B CN101784052B CN200910076798.7A CN200910076798A CN101784052B CN 101784052 B CN101784052 B CN 101784052B CN 200910076798 A CN200910076798 A CN 200910076798A CN 101784052 B CN101784052 B CN 101784052B
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Abstract
The invention discloses a method and a device for accessing an IMS network by a non-IMS terminal, which is used for solving the problem that the non-IMS terminal can not access the IMS network by a home base station, the specific technical proposal comprises the following steps: receive a request message that the non-IP multimedia subsystem IMS terminal accesses to the IMS network, obtain a non-IMS identity of the non-IMS terminal in a home base station system from the request message; determine an IMS identity of the non-IMS terminal according the obtained identity of the non-IMS terminal and the correspondence relationship of the non-IMS identity and the IMS identity; convert the request message into an SIP message and send the SIP message to the IMS network according to the determined IMS identity and the mapping relationship between a presetting protocol corresponding to the request message and a session initiation protocol SIP. The non-IMS terminal can access the IMS network through the home base station by the technical proposal.
Description
Technical field
The present invention relates to the communications field, relate in particular to a kind of non-IP multi-medium subsystem (IP MultimediaSubsystem, IMS) method of terminal access to IMS network and device.
Background technology
Along with the arrival in full-service epoch, communication not only is confined to traditional speech business, and can combine multiple media business such as audio frequency, video, picture and text.Multiple media business through with present combining of data services such as business, short message, web page browsing, propelling movement business and file-sharing, can satisfy user's multiple demand.
Under the promotion in full-service epoch; Telecom operators have initiatively perhaps launched research to the improved network architecture and new operation mode passively; And Home eNodeB (or claiming femto base station, Femtocell) technology is considered to be in first-selected domestic consumer's access technology of full-service epoch, meanwhile; Answer the requirement in full-service epoch; The non-IP multi-medium subsystem (IP Multimedia Subsystem, IMS) network becomes the core net network architecture of main flow, and mobile operator still is that the fixed network operator hopes to realize the full-service function through the IMS network architecture.
At present; The terminal (like common mobile terminal, fixed phone terminal and POTS terminal etc.) that the professional most of users of customization Home eNodeB use is right and wrong IMS terminal all, and this Terminal Type does not possess the function of support SIP (SessionInitiated Protocol, conversation initialized protocol); And that the use of IMS network is SIP; Therefore, this Terminal Type can't be linked in the IMS network through Home eNodeB, has caused a lot of inconvenience to the user.
Summary of the invention
The embodiment of the invention provides a kind of method and device of accessing IMS network by non-IMS terminal, can't be linked into the problem of IMS network through Home eNodeB in order to separate IMS terminal by no means.
The embodiment of the invention realizes through following technical scheme:
The embodiment of the invention provides a kind of method of accessing IMS network by non-IMS terminal, comprising:
Receive the request message of non-IP multi-medium subsystem, IMS terminal access to IMS network, from described request message, obtain the non-IMS identify label of said non-IMS terminal in family base station system;
According to the corresponding relation of the said non-IMS identify label of obtaining and non-IMS identify label and IMS identify label, confirm the IMS identify label at said non-IMS terminal;
According to the said IMS identify label of determining and the preset described request message corresponding protocols and the mapping relations of Session initiation protocol SIP, be to send to the IMS network behind the sip message with the described request message conversion.
The embodiment of the invention also provides a kind of device of accessing IMS network by non-IMS terminal, comprising:
Receiving element is used to receive the request message of non-IP multi-medium subsystem, IMS terminal access to IMS network;
The sign map unit; Be used for obtaining the non-IMS identify label of said non-IMS terminal family base station system from the request message that said receiving element receives; And, confirm the IMS identify label at said non-IMS terminal according to the corresponding relation of the said non-IMS identify label of obtaining and non-IMS identify label and IMS identify label;
Conversion unit of protocol, the IMS identify label that is used for determining according to said sign map unit and the preset described request message corresponding protocols and the mapping relations of Session initiation protocol SIP are sip message with the described request message conversion;
Transmitting element is used for the sip message that said conversion unit of protocol is converted to is sent to the IMS network.
The embodiment of the invention is passed through technique scheme; When receiving the request message of accessing IMS network by non-IMS terminal; Convert the non-IMS identify label of this non-IMS terminal in family base station system into the IMS identify label; And further convert this request message into sip message according to this IMS identify label and preset agreement mapping relations; Make this non-IMS terminal to be linked in the IMS network, thereby realized the purpose of the accessing IMS network by non-IMS terminal in the family base station system according to the sip request message that is converted to.
Description of drawings
Fig. 1 is for realizing the system schematic that accessing IMS network by non-IMS terminal relates to through Home eNodeB in the embodiment of the invention;
Fig. 2 passes through the flow chart that Home eNodeB is realized accessing IMS network by non-IMS terminal in the embodiment of the invention;
Fig. 3 realizes the flow chart of IMS network to non-IMS terminal issuing service through Home eNodeB in the embodiment of the invention;
Fig. 4 is for realizing the system schematic that accessing IMS network by non-IMS terminal relates to through MSC in the embodiment of the invention;
Fig. 5 passes through the flow chart that MSC realizes accessing IMS network by non-IMS terminal in the embodiment of the invention;
Fig. 6 realizes the flow chart of IMS network to non-IMS terminal issuing service through MSC in the embodiment of the invention;
Fig. 7 be in the embodiment of the invention registering family base station to the flow chart of IMS network;
Fig. 8 is the structure drawing of device of accessing IMS network by non-IMS terminal in the embodiment of the invention.
Embodiment
The embodiment of the invention has proposed a kind of method and device of accessing IMS network by non-IMS terminal, inserts the purpose of IMS network through Home eNodeB to realize non-IMS terminal.Particularly; In the embodiment of the invention; When receiving the request message of accessing IMS network by non-IMS terminal; From this request message, obtain the non-IMS identify label of non-IMS terminal correspondence in family base station system; And according to the non-IMS identify label of obtaining and the non-IMS identify label of setting up in advance and the corresponding relation of IMS identify label, confirm the IMS identify label at this non-IMS terminal, further the IMS identify label determined of basis and preset this request message corresponding protocols and the mapping relations of SIP; Send to the IMS network after converting this request message into sip message, processing is inserted at the non-IMS terminal that this request inserts by network based this sip message of IMS.
Carry out detailed elaboration below in conjunction with Figure of description and specific embodiment to the main realization principle of technical scheme of the present invention, practical implementation process and to the beneficial effect that should be able to reach.
To achieve these goals; In the embodiment of the invention; Needing is the non-IMS terminal distribution IMS identify label of access to family base station in advance, and sets up the non-IMS identify label of non-IMS terminal correspondence in family base station system and the corresponding relation of IMS identify label, and detailed process is following:
When the Home eNodeB business is opened in user's request; Operator distributes the IMS identify label for this user terminal; And this IMS identify label that will distribute is bound with the corresponding non-IMS identify label in family base station system of this user terminal; Promptly set up the non-IMS identify label of user terminal and the corresponding relation of IMS identify label, and this corresponding relation is saved among the HLR (Home Location Register, attaching position register) through BOSS.
Wherein, The non-IMS sign of portable terminal can be TMSI (Temporary Mobile StationIdentity; Temporary mobile subscriber identity) or IMSI (International Mobile SubscriberIdentifier; International mobile subscriber identifier), the non-IMS of fixed terminal sign can be the termination number of fixed terminal, for non-IMS portable terminal or non-IMS fixed terminal IMS identify label that distributes and the corresponding relation that non-IMS identifies can be as shown in the table:
| Non-IMS identify label | The IMS identify label |
| Fixed terminal sign (fixed terminal number) | User1ims.sh.chinamobile.com |
| ＜＜ |
User2ims.sh.chinamobile.com |
| ＜＜fixed terminal number 2 | User3ims.sh.chinamobile.com |
| …… | …… |
| Mobile terminal identification (TMSI or IMSI) | User4ims.sh.chinamobile.com |
| ＜＜TMSI or |
User5ims.sh.chinamobile.com |
| ＜＜TMSI or IMSI 2 | User6ims.sh.chinamobile.com |
| …… | …… |
Particularly, the embodiment of the invention has following two kinds of implementations:
Scheme one, identify label conversion and protocol conversion when realizing accessing IMS network by non-IMS terminal by Home eNodeB, a concrete embodiment is following:
As shown in Figure 1; Frame of broken lines inside is divided into realizes the related system architecture of accessing IMS network by non-IMS terminal; At least comprise Home eNodeB 101, Home eNodeB IAD (Femto Gateway in this system; FG) 102, call session control function module (Call Session Control Function, CSCF) 103.
The detailed process that realizes accessing IMS network by non-IMS terminal based on system shown in Figure 1 is as shown in Figure 2, comprises the steps:
In this step, comprise the non-IMS sign that non-IMS portable terminal or non-IMS fixed terminal are corresponding in the request message that Home eNodeB 101 receives at least.
In this step, if the terminal that sends a request message is a portable terminal, then its corresponding non-IMS identify label can be TMSI or IMSI; If the terminal that sends a request message is a fixed terminal, then its corresponding non-IMS identify label can be the fixed terminal number, and wherein, fixed terminal comprises: POTS terminal, fixed phone terminal and PC etc.
In this step, the preset non-IMS identify label and the corresponding relation of IMS identify label are kept among the HLR, and Home eNodeB 101 can be through obtaining this corresponding relation with HLR alternately.
In the above-mentioned steps 204,, set up the mapping relations of different agreement and SIP respectively according to the different agreement that different terminals is supported; Promptly set up the mapping relations of the parameter that comprises among the parameter that comprises in the different agreement and the SIP respectively; According to this process, the concrete example of a protocol conversion is following, wherein; Send a request message with non-IMS portable terminal, and this request message corresponding protocols is that RANAP is an example:
In the above-mentioned mapping relations tabulation, Request-URI representes the registrar of institute's log-on field, the sip:registrar.sh.chinamobile.com during promptly example first is gone down; Via is used for response message, it can be returned by the path of request, and match correct business; To representes the logic recipient or the user's of specified request registered address; From representes the promoter of request message; Contact:Sip: the promoter's of [ip address] expression request message IP address.
After determining the corresponding IMS identify label in non-IMS terminal, further according to above-mentioned mapping relations tabulation, can be directly convert the request message at non-IMS terminal into sip message, the message header of the sip message that is converted to is:
·REGISTER?sip:registrar.sh.chinamobile.com?SIP/2.0
Via:SIP/2.0/UDPp111.chinamobile.com (P-CSCF address);
branch＝z9hG4bK776asdhds
Max-Forwards:70 (setting) according to operator's rule
·To：Zhangsan<sip:zhangsansh.chinamobile.com>
(shine upon user IMS identify label) according to the IMSI among the Initial UE Message
·From：Zhangsan<sip:zhangsansh.chinamobile.com>；tag＝456248
·Contact：<sip:zhangsan192.0.2.4>
(according to the IP address of carrying the UE that obtains in the NAS layer information among the Initial UE Message)
Expires:7200 (second) (setting) according to operator's rule
< the SDP content behind the message header >
Particularly; If the terminal that sends a request message is a fixed terminal; Also can directly realize the conversion of identify label and the conversion of agreement through the integrated access equipment IAD that is provided with in the Home eNodeB 101; Be about to convert sip message into from the request message of fixed terminal, IAD is mature technique comparatively at present, this process is not described in detail here.
Further, can also realize the IMS network to non-IMS terminal issuing service based on system shown in Figure 1, detailed process is as shown in Figure 3, comprises the steps:
In this step, non-IMS terminal is non-IMS portable terminal or non-IMS fixed terminal.
In this step, the preset non-IMS identify label and the corresponding relation of IMS identify label are kept among the HLR, and Home eNodeB 101 can be through obtaining this corresponding relation with HLR alternately.
In this step, specified protocol is for receiving the agreement that professional non-IMS terminal can be supported.
With above-mentioned steps 204 described principle basically identicals; Need set up the mapping relations of different agreement and SIP respectively according to the different agreement of different terminals support, according to these preset mapping relations; Sip message is converted into the message of said specified protocol; Can think that also the described process of this step is the inverse process of above-mentioned steps 204, used mapping relations tabulation and the mapping relations tabulation basically identical described in the above-mentioned steps 204.
Scheme two, identify label conversion and protocol conversion when realizing accessing IMS network by non-IMS terminal by MSC (Mobile Service Switch Center, mobile services switching centre), a concrete embodiment is following:
As shown in Figure 4, frame of broken lines inside is divided into realizes the related system architecture of accessing IMS network by non-IMS terminal, comprises Home eNodeB 401, FG 402, MSC 403, CSCF 404 in this system at least.
The detailed process that realizes accessing IMS network by non-IMS terminal based on system shown in Figure 3 is as shown in Figure 5, comprises the steps:
In this step, comprise the non-IMS sign that non-IMS portable terminal is corresponding in the request message that Home eNodeB 401 receives at least.
Be given to FG 402 before step 502, the request message of Home eNodeB, this request sent to MSC 403 by FG 402 with reception.
This step is consistent with the said basic principle of step 202 in the such scheme one, is not described in detail here.
In this step, the preset non-IMS identify label and the corresponding relation of IMS identify label are kept among the HLR, and MSC 403 can be through obtaining this corresponding relation with HLR alternately.
This step is consistent with the said basic principle of step 204 in the such scheme one, is not described in detail here.
Further, can also realize the IMS network to non-IMS terminal issuing service based on system shown in Figure 4, detailed process is as shown in Figure 6, comprises the steps:
The sip message that step 601, CSCF 404 will be handed down to non-IMS terminal in advance sends to MSC 403.
In this step, non-IMS terminal is non-IMS portable terminal.
In this step, the preset non-IMS identify label and the corresponding relation of IMS identify label are kept among the HLR, and MSC 403 can be through obtaining this corresponding relation with HLR alternately.
In this step, specified protocol is for receiving the agreement that professional non-IMS terminal can be supported.
This step is consistent with above-mentioned steps 304 said basic principles, is not described in detail here.
For the technical scheme of implementation two, need increase the IP port to possess the function of supporting SIP to MSC 403.
Further, in such scheme one and the scheme two, if Home eNodeB is not registered to the IMS network, then before the request that receives accessing IMS network by non-IMS terminal, Home eNodeB needs registered in advance in the IMS network, and idiographic flow is as shown in Figure 7, comprises the steps:
In this step; Setting up IP with network after Home eNodeB powers on is connected; Difference according to concrete network is set up corresponding context; For example be exactly to set up a PDP Context in GPRS network, and in setting up contextual process, obtain the P-CSCF address that the GGSN (Gateway GPRS Support Node, Gateway GPRS Support Node) in the IP network distributes.
Further, in this step, the address of P-CSCF can be that terminal itself is built-in.
In this step, carry the parameter such as IMS identify label and registration time length of the Home eNodeB of request registration in the initial registration message.
Be given to query call controlled function I-CSCF before step 703, the initial registration message of P-CSCF with the Home eNodeB transmission.
In this step; I-CSCF is from HSS (Home Subscriber Server; Home signature user server) obtaining the information such as ability of each S-CSCF in professional ability, priority and the network of the Home eNodeB of initiating register requirement in, is the Home eNodeB service of current request registration according to the best S-CSCF of the Information Selection service ability that gets access to.
In this step, S-CSCF returns authentication parameter to Home eNodeB and comprises parameters such as RAND, AUTN, IK, CK.
The authentication that step 707, S-CSCF return according to Home eNodeB is rung the IMS identify label of XRES and Home eNodeB this Home eNodeB is carried out authentication.
Corresponding with said process, the embodiment of the invention provides a kind of device of accessing IMS network by non-IMS terminal, and is as shown in Figure 8, and this device comprises:
Receiving element 801, sign map unit 802, conversion unit of protocol 803 and transmitting element 804.
Wherein:
Receiving element 801 is used to receive the request message of accessing IMS network by non-IMS terminal.
Sign map unit 802; Be used for obtaining the non-IMS identify label of non-IMS terminal family base station system from the request message that receiving element 801 receives; And, confirm the IMS identify label at this non-IMS terminal according to the non-IMS identify label of obtaining and the preset non-IMS identify label and the corresponding relation of IMS identify label.
Conversion unit of protocol 803 is used for converting this request message into sip message according to the sign IMS identify label determined of map unit 802 and preset this request message corresponding protocols and the mapping relations of SIP.
Transmitting element 804 is used for the sip message that conversion unit of protocol 803 is converted to is sent to the IMS network.
Said apparatus is arranged in Home eNodeB or moving exchanging center MSC;
When said apparatus was positioned at Home eNodeB, receiving element 801 specifically was used for: receive the request message that non-IMS portable terminal or non-IMS fixed terminal insert the IMS network;
When said apparatus was positioned at MSC, receiving element 801 specifically was used for: the request message that receives the access non IMS mobile terminal into IMS network that is received and transmitted by the Home eNodeB IAD by Home eNodeB.
Can realize accessing IMS network by non-IMS terminal through said apparatus, further, among the embodiment, said apparatus can also realize that the IMS network is to non-IMS terminal issuing service, particularly:
Above-mentioned receiving element 801 also is used for, and receives the sip message that the IMS network issues to non-IMS terminal;
Above-mentioned sign map unit 802 also is used for; From the sip message that receiving element 801 receives, obtain the IMS identify label at the non-IMS terminal of preparatory issuing service; And, confirm the non-IMS identify label of this non-IMS terminal in family base station system according to the said IMS identify label of obtaining and the preset non-IMS identify label and the corresponding relation of IMS identify label;
Above-mentioned conversion unit of protocol 803 also is used for, and according to the preset SIP and the mapping relations of specified protocol, the sip message of receiving element 801 receptions is generated the message of specified protocol;
Above-mentioned transmitting element 804 also is used for, and the message of the specified protocol that conversion unit of protocol 803 is converted to sends to the non-IMS terminal of the corresponding correspondence of non-IMS identify label that sign map unit 802 determines.
Said apparatus realizes that the IMS network is when the function of non-IMS terminal issuing service; When this device was positioned at Home eNodeB, receiving element 801 specifically was used for: receive the IMS network is handed down to non-IMS portable terminal or non-IMS fixed terminal through the Home eNodeB IAD sip message;
When this device was positioned at MSC, receiving element 801 specifically was used for: receive the sip message that the IMS network is handed down to non-IMS portable terminal.
It is to be noted; The foregoing description of the present invention is that example is described to insert non-IMS terminal; But the technical scheme that the embodiment of the invention provides is not limited only to insert non-IMS terminal, also is applicable to insert the IMS terminal, if access is the IMS terminal; Because SIP is supported at the IMS terminal, therefore need not the process that carries on an agreement and change.
The embodiment of the invention is passed through technique scheme; When receiving the request message of accessing IMS network by non-IMS terminal; Convert the non-IMS identify label of this non-IMS terminal in family base station system into the IMS identify label; And further convert this request message into sip message according to this IMS identify label and preset agreement mapping relations; Make this non-IMS terminal to be linked in the IMS network, thereby realized the purpose of the accessing IMS network by non-IMS terminal in the family base station system according to the sip request message that is converted to.
Obviously, those skilled in the art can carry out various changes and modification to the present invention and not break away from the spirit and scope of the present invention.Like this, belong within the scope of claim of the present invention and equivalent technologies thereof if of the present invention these are revised with modification, then the present invention also is intended to comprise these changes and modification interior.
Claims (8)
1. the method for an accessing IMS network by non-IMS terminal is characterized in that, comprising:
Receive the request message of non-IP multi-medium subsystem, IMS terminal access to IMS network, from described request message, obtain the non-IMS identify label of said non-IMS terminal in family base station system;
According to the corresponding relation of the said non-IMS identify label of obtaining and non-IMS identify label and IMS identify label, confirm the IMS identify label at said non-IMS terminal;
According to the said IMS identify label of determining and the preset described request message corresponding protocols and the mapping relations of Session initiation protocol SIP, be to send to the IMS network behind the sip message with the described request message conversion.
2. the method for claim 1 is characterized in that, the request message of said reception accessing IMS network by non-IMS terminal comprises:
Home eNodeB receives the request message of non-IMS portable terminal or non-IMS fixed terminal access IMS network;
Perhaps, moving exchanging center MSC receives the request message of the access non IMS mobile terminal into IMS network that is received and transmitted by the Home eNodeB IAD by Home eNodeB.
3. the method for claim 1 is characterized in that, also comprises:
Receive the sip message that the IMS network issues, from said sip message, obtain the IMS identify label at said non-IMS terminal;
According to the corresponding relation of the said IMS identify label of obtaining and non-IMS identify label and IMS identify label, confirm the non-IMS identify label of said non-IMS terminal in family base station system;
According to the preset SIP and the mapping relations of specified protocol, send to the corresponding non-IMS terminal of said non-IMS identify label after the message with said sip message generation specified protocol, the agreement that said specified protocol can be supported for this non-IMS terminal.
4. method as claimed in claim 3 is characterized in that, receives the sip message that the IMS network issues, and comprising:
Home eNodeB receives the IMS network is handed down to non-IMS portable terminal or non-IMS fixed terminal through the Home eNodeB IAD sip message;
Perhaps, MSC receives the sip message that the IMS network is handed down to non-IMS portable terminal.
5. the device of an accessing IMS network by non-IMS terminal is characterized in that, comprising:
Receiving element is used to receive the request message of non-IP multi-medium subsystem, IMS terminal access to IMS network;
The sign map unit; Be used for obtaining the non-IMS identify label of said non-IMS terminal family base station system from the request message that said receiving element receives; And, confirm the IMS identify label at said non-IMS terminal according to the corresponding relation of the said non-IMS identify label of obtaining and non-IMS identify label and IMS identify label;
Conversion unit of protocol, the IMS identify label that is used for determining according to said sign map unit and the preset described request message corresponding protocols and the mapping relations of Session initiation protocol SIP are sip message with the described request message conversion;
Transmitting element is used for the sip message that said conversion unit of protocol is converted to is sent to the IMS network.
6. device as claimed in claim 5 is characterized in that said device is arranged in Home eNodeB, and said receiving element specifically is used to receive the request message of non-IMS portable terminal or non-IMS fixed terminal access IMS network; Perhaps
Said device is arranged in moving exchanging center MSC, and said receiving element specifically is used to receive the request message of the access non IMS mobile terminal into IMS network that is received and transmitted by the Home eNodeB IAD by Home eNodeB.
7. device as claimed in claim 5 is characterized in that,
Said receiving element also is used for, and receives the sip message that the IMS network issues to non-IMS terminal;
Said sign map unit also is used for; From the sip message that said receiving element receives, obtain the IMS identify label at said non-IMS terminal; And, confirm the non-IMS identify label of said non-IMS terminal in family base station system according to the corresponding relation of the said IMS identify label of obtaining and non-IMS identify label and IMS identify label;
Said conversion unit of protocol also is used for, and according to the preset SIP and the mapping relations of specified protocol, the sip message of said receiving element reception is generated the message of specified protocol;
Said transmitting element also is used for; The message of the specified protocol that said conversion unit of protocol is converted to sends to the corresponding non-IMS terminal of non-IMS identify label that said sign map unit is determined, the agreement that said specified protocol can be supported for this non-IMS terminal.
8. device as claimed in claim 7 is characterized in that said device is arranged in Home eNodeB, and said receiving element specifically is used to receive the IMS network is handed down to non-IMS portable terminal or non-IMS fixed terminal through the Home eNodeB IAD sip message; Perhaps,
Said device is arranged in MSC, and said receiving element specifically is used to receive the sip message that the IMS network is handed down to non-IMS portable terminal.
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| CN107612894B (en) * | 2017-09-05 | 2020-07-10 | 北京佰才邦技术有限公司 | Method, system and device for processing voice service |
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| CN111404875A (en) * | 2020-02-19 | 2020-07-10 | 广州广哈通信股份有限公司 | Protocol enhancement method and device of SIP (Session initiation protocol) scheduling terminal and scheduling system |
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| CN101217809A (en) * | 2008-01-18 | 2008-07-09 | 中兴通讯股份有限公司 | A method for user log-in within different network protocols |
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| CN101784052A (en) | 2010-07-21 |
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