CN101742690A - Transmission optimization method, system and equipment of AP network - Google Patents
Transmission optimization method, system and equipment of AP network Download PDFInfo
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- CN101742690A CN101742690A CN200810180112A CN200810180112A CN101742690A CN 101742690 A CN101742690 A CN 101742690A CN 200810180112 A CN200810180112 A CN 200810180112A CN 200810180112 A CN200810180112 A CN 200810180112A CN 101742690 A CN101742690 A CN 101742690A
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Abstract
The embodiment of the invention discloses a transmission optimization method of an AP network, a first access point receives a call message sent to a second user by a first user; the first access point acquires the communication address of a second access point belonging to the second user; and the first access point establishes a direct-connecting transmission tunnel between the first access point and the second access point to enable the first user to communicate with the second user by the direct-connecting tunnel. In the embodiment of the invention, the transmission path of the AP network can be optimized, the transmission delay is improved, the bandwidth bottleneck of a core network is eliminated and meanwhile, the cost of the core network is lowered.
Description
Technical field
The present invention relates to communication technical field, relate in particular to a kind of AP Network Transmission optimization method, system and equipment.
Background technology
The user face data of existing AP (Access Point, access point) network flows as shown in Figure 1, and all business all will be passed through core net.For example ought carry out two professional UE (User Equipment, subscriber equipment) all in AP following time, transmission path between these two UE be AP-＞IP network-＞switching equipment-＞AG (Access Gateway, IAD)-＞MSC/SGSN (Serving GPRS SupportNode, Serving GPRS Support Node), GGSN (Gateway GPRS Support Node, Gateway GPRS Support Node)-＞AG-＞switching equipment-＞IP network-＞AP.
In realizing process of the present invention, the inventor finds that there is following problem at least in prior art:
In the prior art, transmission path will pass through core net in the AP network, has not only increased propagation delay time, and becomes bandwidth bottleneck easily when AG and the increase of core net traffic carrying capacity.
Summary of the invention
The embodiment of the invention provides a kind of AP Network Transmission optimization method, system and equipment, to optimize the transmission path of AP network.
For achieving the above object, the embodiment of the invention provides a kind of AP Network Transmission optimization method, comprising:
First access point receives the message related to calls that first user sends to second user;
Described first access point obtains the mailing address of affiliated second access point of described second user;
Described first access point is set up direct-connected transmission tunnel between described first access point and described second access point according to the mailing address of described second access point, makes described first user and described second user by described direct-connected tunnel communication.
The embodiment of the invention provides a kind of AP Network Transmission optimization system, comprising:
First access point, be used to receive the message related to calls that first user sends to second user, obtain the mailing address of affiliated second access point of described second user, according to the mailing address foundation of described second access point and the direct-connected transmission tunnel between described second access point, make described first user and described second user by described direct-connected transmission tunnel communication;
Second access point is used for paging behind described second user, and the mailing address of described second access point is sent to described first access point.
The embodiment of the invention provides a kind of access point, comprising:
The message related to calls receiving element is used to receive the message related to calls that first user sends to second user;
The mailing address acquiring unit is used to obtain the mailing address of second access point under described second user;
The unit is set up in direct-connected tunnel, is used for setting up direct-connected transmission tunnel between described first access point and described second access point according to the mailing address of described second access point, makes described first user and described second user by described direct-connected tunnel communication.
The embodiment of the invention provides a kind of access point, comprising:
Paging unit, after being used to receive the beep-page message of equipment of the core network transmission, described second user of paging;
The connection message transmitting element is used for the mailing address of second access point under described second user is carried at connection message, is transparent to first access point by equipment of the core network; Or the mailing address of described second access point is carried in the notification message, be forwarded to described first access point by equipment of the core network.
The embodiment of the invention provides a kind of equipment of the core network, comprising:
Paging unit after being used to receive the message related to calls of described first access point transmission, to the second access point issuing page message, makes described second access point paging, second user according to described message related to calls;
The mailing address acquiring unit is used to receive the notification message that described second access point sends, and carries the described second access point mailing address in the described notification message, and the described second access point mailing address is sent to first access point.
The embodiment of the invention provides a kind of AP Network Transmission optimization method, comprising:
Second access point receives first customer call, second user's paging request;
Described second access point is set up the direct-connected transmission tunnel between described second access point and described first access point according to the mailing address of first access point under described first user, makes described first user and described second user by described direct-connected tunnel communication.
The embodiment of the invention provides a kind of AP Network Transmission optimization system, comprising:
First access point is after being used to receive first user's message related to calls, by equipment of the core network paging second access point;
Second access point, be used to receive first customer call, second user's paging request, mailing address according to first access point under described first user, set up the direct-connected transmission tunnel between described second access point and described first access point, make described first user and described second user by described direct-connected tunnel communication.
Compared with prior art, there is following advantage at least in the embodiment of the invention:
In the embodiment of the invention, can optimize the transmission path of AP network, improve propagation delay time, eliminate the core net bandwidth bottleneck, reduce the core net cost simultaneously.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is an AP network structure in the prior art;
Fig. 2 is a kind of AP Network Transmission optimization method flow chart in the embodiment of the invention;
Fig. 3 is an AP Network Transmission optimization method flow chart in the embodiment of the invention one;
Fig. 4 is an AP Network Transmission optimization method flow chart in the embodiment of the invention two;
Fig. 5 is an AP Network Transmission optimization method flow chart in the embodiment of the invention three;
Fig. 6 is an AP Network Transmission optimization method flow chart in the embodiment of the invention four;
Fig. 7 is switching flow figure between AP in the embodiment of the invention five;
Fig. 8 is switching flow figure between AP and grand network insertion net in the embodiment of the invention six;
Fig. 9 is switching flow figure between grand network insertion net and AP in the embodiment of the invention seven;
Figure 10 is a kind of AP Network Transmission optimization system structure chart in the embodiment of the invention;
Figure 11 is the first access point structures figure in the embodiment of the invention;
Figure 12 is the second access point structures figure in the embodiment of the invention;
Figure 13 is a core net equipment structure chart in the embodiment of the invention;
Figure 14 is that the embodiment of the invention is compared with the prior art schematic diagram.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that is obtained under the creative work prerequisite.
A kind of AP Network Transmission optimization method of the embodiment of the invention as shown in Figure 2, comprising:
Wherein, first access point obtains the mailing address of second access point under second user, and be specially the mailing address that obtains second access point under second user by equipment of the core network: equipment of the core network receives the message related to calls that first access point sends; Equipment of the core network to the second access point issuing page message, makes second access point paging, second user according to message related to calls; Equipment of the core network receives the notification message that second access point sends, and carries the second access point mailing address in the notification message; Equipment of the core network sends to first access point with the second access point mailing address.
First access point obtains the mailing address of second access point under second user, is specially the mailing address that obtains second access point under second user by connection message: after second access point receives the beep-page message that equipment of the core network sends, and paging second user; Second access point receives second user's connection message; Second access point is carried at the mailing address of second access point in the connection message, is transparent to first access point by equipment of the core network.
In addition, also comprise after the step 203: first access point is determined needs initiation switching according to the measurement report of first reporting of user; First access point sends handoff request by equipment of the core network to the 3rd access point, makes the 3rd access point and second access point set up direct-connected transmission tunnel; After first access point receives the 3rd access point handoff response, notify first user to switch to the 3rd access point.Direct-connected transmission tunnel between the cut-out of first access point and second access point.
Can also also comprise after the step 203: first access point determines that according to the measurement report of first reporting of user needs switch to grand network insertion net initiation; First access point sends handoff request by equipment of the core network to grand network insertion net; After first access point receives grand network insertion net handoff response, notify first user to switch to grand network insertion net, make the grand network insertion net and second access point set up RAB, recover traditional transmission channel.
Wherein, first user also comprises after switching to grand network insertion net: grand network insertion net determines that according to the measurement report of first reporting of user needs switch to the initiation of first access point; Grand network insertion Netcom cross equipment of the core network detect first user on first access point, second user is on second access point, inform that first access point, the second user position is second access point, first access point and second access point are held consultation, set up direct-connected transmission tunnel.Finish from grand network insertion net and switch back the AP network.
In the embodiment of the invention, can optimize the transmission path of AP network, improve propagation delay time, eliminate the core net bandwidth bottleneck, reduce the core net cost simultaneously.
The embodiment of the invention also provides a kind of AP Network Transmission optimization method, comprising:
Second access point receives first customer call, second user's paging request;
Described second access point is set up the direct-connected transmission tunnel between described second access point and described first access point according to the mailing address of first access point under described first user, makes described first user and described second user by described direct-connected tunnel communication.
Wherein, carry the mailing address of first access point in described first customer call, second user's the message related to calls, the paging request that described second access point receives first customer call, second user is specially: equipment of the core network receives the message related to calls that described first access point sends, and carries the mailing address of described first access point in the described message related to calls; Described equipment of the core network is carried at the mailing address of described first access point in the paging request, sends to described second access point.
Wherein, do not carry the mailing address of first access point in described first customer call, second user's the message related to calls, the paging request that described second access point receives first customer call, second user is specially: equipment of the core network receives the message related to calls that described first access point sends; Described equipment of the core network is filled in the mailing address of described first access point and (is stored the corresponding relation of access point identity and mailing address in advance in equipment of the core network in beep-page message, therefore, equipment of the core network is after the message of receiving first access point, can find the mailing address of the first corresponding access point), send to described second access point.
Wherein, described second access point is according to the mailing address of first access point under described first user, also comprise before setting up the direct-connected transmission tunnel between described second access point and described first access point: equipment of the core network determines that described first access point and second access point are all in access point network, send the tunnel that direct transfers to second access point and set up Indication message, require described second access point to set up direct-connected transmission tunnel; Promptly generally speaking, equipment of the core network needs to determine earlier two access points all at access point network and indicate second access point to set up the tunnel that direct transfers, and second access point is set up direct-connected transmission tunnel according to the mailing address of first access point more then.
The embodiment of the invention one, when UE1 was initiated to the calling of UE2, AP1 obtained the relevant information of UE2 place AP2 by upper strata network element (AG or CN), make between AP1 and the AP2 and set up direct transmission channel by IP, UE1 and UE2 are by these direct-connected transmission tunnel transmission data.Detailed process comprises as shown in Figure 3:
Step 301, UE1 send message related to calls to AP1, are initiated to the calling of UE2;
Step 302, AP1 upload to equipment of the core network with this message related to calls, for example, pass to MSC by AG, or pass to GGSN by AG;
Step 303, MSC or GGSN by AG to the AP2 issuing page message, paging UE2;
Step 304, AP2 are at the issuing page message of eating dishes without rice or wine;
After step 305, UE2 receive the beep-page message that AP2 issues, send the request of access, be linked into AP2 to AP2;
Step 306, AP2 have been linked on the AP2 by sending access notification message notice equipment of the core network UE2; When AP1 and AP2 are positioned at following time of same AG, only need notify this AG get final product, if AP1 is positioned at following time of different AG with AP2, AP1 is by AG1 notice MSC or GGSN, AP2 notifies MSC or GGSN by AG2;
Step 308, AP1 and AP2 set up directly transmission tunnel.The signaling of consulting can be passed through internal network (as network elements such as AG) forwarding, also can pass through the direct communication of IP network.Set up the transmission tunnel between AP1 and AP2, can adopt multiple tunnel protocol, as GTP, GRE, IPSec etc., fail safe can be adopted agreements such as IPSec, SSL.For the situation that has NAT, can adopt methods such as NAT penetrates in advance to penetrate.User face protocol stack can still use the protocol stack of original Iu mouth.AP1 and AP2 can consult the relevant parameter in transmission tunnel by one or more pairs of requests and response message, and set up the tunnel that direct transfers.
Step 309, UE1 and UE2 continue to carry out call flow by this direct-connected transmission tunnel.
In the embodiment of the invention one, if AP1 and AP2 all under an AG, then AG can directly find and have access point under its command.If AP1 and AP2 are under different AG, then MSC or GGSN must support the discovery flow process of AP2, need CN to store the corresponding relation of diverse access point and affiliated AG in advance, and because AG directly links to each other with different AG respectively, therefore, CN can find corresponding AG according to this corresponding relation and AP2, and communicate by letter with AP2 by this AG after the message that receives the AP1 transmission.
In the embodiment of the invention one, can optimize the transmission path of AP network, improve propagation delay time, eliminate the core net bandwidth bottleneck, reduce the core net cost simultaneously.
Because among the embodiment one, when striding AG, calling must revise MSC or GGSN, and upgrading MSC or GGSN difficulty relatively in the existing network, therefore the embodiment of the invention two has been proposed, when UE1 is initiated to the calling of UE2, carry the AP net element information with the signaling between 2 UE (intermediate NE transparent transmission), make AP1 can get access to the information (otherwise perhaps) of AP2, thereby can set up direct transmission channel by IP between AP1 and the AP2.With the call flow is that example describes, and as shown in Figure 4, comprising:
Step 401, UE1 send message related to calls to AP1, are initiated to the calling of UE2;
Step 402, AP1 upload to equipment of the core network with message related to calls, for example, pass to MSC by AG, or pass to GGSN by AG;
Step 403, MSC or GGSN by AG to the AP2 issuing page message, paging UE2;
Step 404, AP2 are at the issuing page message of eating dishes without rice or wine;
After step 405, UE2 receive the beep-page message that AP2 issues, send to AP2 and to insert request message, be linked into AP2;
Step 406, UE2 send connection message (CONNECT) to UE1 by AP2, and there is transparent transmission IE (Information Element, information element) in this message, and AP2 can carry its address information with this IE message, as the Index of AP2, IP address etc.;
Step 407, AP2 send connection message to equipment of the core network, wherein carry AP2 information; When AP1 and AP2 are positioned at following time of same AG, only need notify this AG get final product, if AP1 is positioned at following time of different AG with AP2, need respectively the AG by separately to notify MSC or GGSN;
Step 408, owing to be transparent transmission, equipment of the core network is forwarded to AP1 with this connection message, AP1 can get access to the address of AP2 by reading transparent transmission IE message;
Step 409, AP1 and AP2 hold consultation, and set up direct-connected transmission tunnel.The signaling of consulting can be passed through internal network (as network elements such as AG) forwarding, also can pass through the direct communication of IP network;
Step 410, AP1 send to UE1 with connection message, do not need to comprise the AP2 address in this message; UE1 and UE2 continue to carry out call flow by this direct-connected transmission tunnel.
In the embodiment of the invention two,, equipment of the core network is not required, can optimize the transmission path of AP network, improve propagation delay time, eliminate the core net bandwidth bottleneck, reduce the core net cost simultaneously owing to adopt the transparent transmission mode; And,, also can adopt Alerting message to carry AP address information except connection message for calling.
The embodiment of the invention three, AP2 initiates to set up direct-connected transmission tunnel, requires equipment of the core network to support the information conveying flow of AP1.When UE1 is initiated to the calling of UE2, by equipment of the core network (AG or CN), the information of AP1 is offered AP2, when UE2 after AP2 inserts successfully, initiate by AP2, make between AP1 and the AP2 and can set up direct transmission channel by IP.Detailed process may further comprise the steps as shown in Figure 5:
Step 501, UE1 is initiated to the message related to calls of UE2;
Step 502, AP1 uploads to equipment of the core network with message related to calls, carries AP1 information in this message related to calls;
Step 503, equipment of the core network issuing page message are to AP2, and paging UE2 carries AP1 information in this beep-page message; Certainly, if there is not AP1 information in the message related to calls in the step 502, also can fill in the beep-page message by the AP1 related communication address that equipment of the core network will be stored in advance;
Step 504, AP2 is at the issuing page message of eating dishes without rice or wine;
Step 505 after UE2 receives the beep-page message of AP2 transmission, sends the request of access to AP2, is linked into AP2;
Step 506, AP2 initiatively initiate to set up and AP1 between direct-connected transmission tunnel, the signaling of negotiation can be passed through internal network (as network elements such as AG) and transmits, and also can pass through the direct communication of IP network;
Step 507-step 509 continues to carry out call flow.
The embodiment of the invention three can be optimized the transmission path of AP network, improves propagation delay time, eliminates the core net bandwidth bottleneck, reduces the core net cost simultaneously.
The embodiment of the invention four, equipment of the core network initiates to set up the scheme in direct-connected transmission tunnel.The judgement that this scheme requires the equipment of the core network support whether to set up the tunnel that direct transfers.If AP1 and AP2 are under different AG, then CN must support this function.When UE1 was initiated to the calling of UE2, equipment of the core network (AG or CN) judgement calling and called all in the AP network, then sent Indication message to AP1 or AP2, make between AP1 and the AP2 and can set up direct transmission channel by IP.Detailed process may further comprise the steps as shown in Figure 6:
Step 601, UE1 is initiated to the message related to calls of UE2;
Step 602, AP1 uploads to equipment of the core network with message related to calls;
Step 603, equipment of the core network issuing page message be to AP2, paging UE2;
Step 604, AP2 is at the issuing page message of eating dishes without rice or wine;
Step 605 after UE2 receives the beep-page message of AP2 transmission, sends the request of access to AP2, is linked into AP2;
Step 606, AP2 sends to equipment of the core network and inserts notice, and notice equipment of the core network UE2 has been linked on the AP2;
Step 608, AP1 and AP2 set up directly transmission tunnel.The signaling of consulting can be passed through internal network (as network elements such as AG) forwarding, also can pass through the direct communication of IP network;
Step 609 continues to carry out call flow.
In the embodiment of the invention four,, equipment of the core network is not required, can optimize the transmission path of AP network, improve propagation delay time, eliminate the core net bandwidth bottleneck, reduce the core net cost simultaneously owing to adopt the transparent transmission mode; And,, also can adopt Alerting message to carry AP address information except connection message for calling.
Can also expand to mobile management in the embodiment of the invention, mobility is divided into 3 part: AP-＞AP, AP-＞grand network insertion net, grand network to AP.
Be that AP-＞AP switches in the embodiment of the invention five, in switching preparation process, source AP gives target AP with the information band of direct-connected AP, sets up new transmission tunnel by target AP and direct-connected AP.Idiographic flow comprises as shown in Figure 7:
Step 701, the UE1 reporting measurement reports is given AP1; This measurement report comprises the parameters such as channel quality between UE1 and the AP1;
Step 702, AP1 judges needs initiation switching according to measurement report, for example, current channel quality has not satisfied the communicating requirement between UE1 and the AP1, then sends a handover request to equipment of the core network, carries AP2 information in this switching message; When AP1 and AP2 are positioned at following time of same AG, only need notify this AG get final product, if AP1 is positioned at following time of different AG with AP2, need respectively the AG by separately to notify MSC or GGSN;
Step 703, equipment of the core network send a handover request to target AP 3, carry AP2 information in this message; When AP3 and AP2 are positioned at following time of same AG, AG informs AP3 by notification message, if AP3 is positioned at following time of different AG with AP2, MSC or GGSN notify AP3 by AG;
Step 704, AP3 and AP2 set up direct-connected transmission tunnel; The signaling of consulting can be passed through internal network (as network elements such as AG) forwarding, also can pass through the direct communication of IP network;
Step 705, AP3 returns switching request response and gives equipment of the core network;
Step 706, equipment of the core network send switching command to AP1;
Step 710, AP3 notice AP2 switching is finished, and AP2 switches user's face transmission path;
Step 711 discharges the transmission tunnel between AP2 and the AP1.
In the embodiment of the invention five, when the generation problem of communicating by letter between existing AP and the UE, when needing that this user switched to other AP, simultaneously former direct-connected AP-＞AP transmission tunnel is switched, improve propagation delay time, eliminate the core net bandwidth bottleneck, reduce the core net cost simultaneously.
Be that AP-＞grand network insertion net switches in the embodiment of the invention six, when UE when AP switches to grand network insertion net, need the transmission path that recovers traditional.Idiographic flow comprises as shown in Figure 8:
Step 802, AP1 judges needs initiation switching according to this measurement report, then sends a handover request to core net; RNS in AP1 and grand network insertion net is positioned at following time of same AG, only need notify this AG get final product, if AP1 is positioned at following time of different AG with RNS in the grand network insertion net, needs respectively the AG by separately to notify MSC or GGSN;
Step 803, equipment of the core network sends a handover request to Target RNS;
Step 804, RNS returns switching request response and gives equipment of the core network;
Step 805, equipment of the core network send switching command to AP1;
Step 806, AP1 sends switch indicating information to AP2, and notice AP2 UE1 will switch to grand network insertion net; Wherein, switch indication and also can send to AP2 by equipment of the core network.
Step 807, AP2 and equipment of the core network are set up RAB, recover traditional transmission channel;
Step 811, RNS notice equipment of the core network switch to be finished;
Step 812, equipment of the core network notice AP2 switching is finished, and AP2 switches user's face transmission path;
Transmission tunnel between step 813, release AP2 and the AP1.
In the embodiment of the invention six, when the generation problem of communicating by letter between existing AP and the UE, when this user is switched to grand network insertion net.
In the embodiment of the invention seven be grand network insertion net-＞AP switches, grand network insertion net needs equipment of the core network can confirm that communication two party all on AP, then can notify and set up the direct tunnel that transmits between AP when AP switches.Idiographic flow comprises as shown in Figure 9:
Step 902, equipment of the core network detect communication two party all on AP, inform that then AP1 UE2 position is AP2;
In the embodiment of the invention seven, this user when grand network insertion net switches to AP, is set up direct-connected AP-＞AP and transmits the tunnel, improve propagation delay time, eliminate the core net bandwidth bottleneck, reduce the core net cost simultaneously.
The embodiment of the invention provides a kind of AP Network Transmission optimization system, as shown in figure 10, comprise: first access point 810, be used to receive the message related to calls that first user sends to second user, obtain the mailing address of affiliated second access point of second user, according to the mailing address foundation of second access point and the direct-connected transmission tunnel between second access point, make first user and second user by direct-connected tunnel communication; Second access point 820 is used for paging behind second user, and the mailing address of second access point is sent to first access point.
This system can also comprise: equipment of the core network 830, be used to receive the message related to calls that first access point sends, according to message related to calls to the second access point issuing page message, and receive the notification message that second access point sends, carry the second access point mailing address in the notification message, the second access point mailing address is sent to first access point; Second access point, after specifically being used to receive the beep-page message of equipment of the core network, paging second user, when paging to second user, the second access point mailing address is carried at sends to equipment of the core network 830 in the notification message.
This system can also comprise: equipment of the core network 830, be used to receive the message related to calls that first access point sends, according to message related to calls to the second access point issuing page message; Second access point, specifically be used to receive the beep-page message that equipment of the core network sends after, paging second user, receive second user's connection message after, the mailing address of second access point is carried in the connection message, be transparent to first access point by equipment of the core network.
This system can also comprise: the 3rd access point 840, after being used to receive the handoff request of first access point transmission, set up direct-connected transmission tunnel with second access point.
This system can also comprise: grand network insertion net 850, after being used to receive the handoff request of first access point transmission, set up RAB with second access point, and recover traditional transmission channel.
Wherein, first access point comprises as shown in figure 11: message related to calls receiving element 910 is used to receive the message related to calls that first user sends to second user; Mailing address acquiring unit 920 is used to obtain the mailing address of second access point under second user; Unit 930 is set up in direct-connected tunnel, is used for setting up direct-connected transmission tunnel between first access point and second access point according to the mailing address of second access point, makes first user and second user by direct-connected tunnel communication.
When needs carry out switching between the access point, first access point also comprises: first switches the initiation unit, be used for determining needs initiation switching according to the measurement report of first reporting of user, send handoff request by equipment of the core network to the 3rd access point, make the 3rd access point and second access point set up direct-connected transmission tunnel; The first switching notice unit after being used to receive the 3rd access point and setting up direct-connected transmission tunnel response, notifies first user to switch to the 3rd access point.
When needs carry out switching between access point and the grand network insertion net, first access point also comprises: second switches the initiation unit, be used for determining needs initiation switching according to the measurement report of first reporting of user, send handoff request by equipment of the core network to grand network insertion net, make the grand network insertion net and second access point set up RAB, recover traditional transmission channel; The second switching notice unit, be used to receive the traditional transmission tunnel response of grand network insertion network recovery after, notify first user to switch to grand network insertion net.
First access point also comprises: the tunnel releasing unit, after being used for first user and switching to the 3rd access point or grand network insertion net, cut off and second access point between direct-connected transmission tunnel.
Wherein, second access point comprises as shown in figure 12: paging unit 1010, and after being used to receive the beep-page message of equipment of the core network transmission, paging second user; Connection message transmitting element 1020 is used for the mailing address of second access point under second user is carried at connection message, is transparent to first access point by equipment of the core network; Or the mailing address of second access point is carried in the notification message, be forwarded to first access point by equipment of the core network.
Wherein, equipment of the core network comprises as shown in figure 13: paging unit 1110 after being used to receive the message related to calls of first access point transmission, to the second access point issuing page message, makes second access point paging, second user according to message related to calls; Mailing address acquiring unit 1120 is used to receive the notification message that second access point sends, and carries the second access point mailing address in the notification message, and the second access point mailing address is sent to first access point.
The embodiment of the invention provides a kind of AP Network Transmission optimization system, comprising: first access point, after being used to receive first user's message related to calls, by equipment of the core network paging second access point; Second access point, be used to receive first customer call, second user's paging request, mailing address according to first access point under described first user, set up the direct-connected transmission tunnel between described second access point and described first access point, make described first user and described second user by described direct-connected tunnel communication.
Also comprise equipment of the core network,
Specifically comprise: first paging unit, be used for equipment of the core network and receive the message related to calls that described first access point sends, carry the mailing address of described first access point in the described message related to calls, the mailing address of described first access point is carried in the paging request, send to described second access point; Or second paging unit, be used to receive the message related to calls that described first access point sends, in beep-page message, fill in the mailing address of described first access point, send to described second access point.
Described equipment of the core network also comprises: indicating member, be used for determining that described first access point and second access point are all at access point network, send the tunnel that direct transfers to first access point or second access point and set up Indication message, require described second access point to set up direct-connected transmission tunnel; Or send the tunnel that direct transfers to first access point and second access point and set up Indication message, require described first access point or described second access point initiatively to initiate to set up direct-connected transmission tunnel.
Embodiment of the invention advantage as shown in figure 14, solid line is existing transmission path, dotted line is the transmission path of the present invention after optimizing, and therefore can optimize the transmission path of AP network, improves propagation delay time, elimination core net bandwidth bottleneck reduces the core net cost simultaneously.And the embodiment of the invention is not only applicable to call business, can be used for other business yet; Be not only applicable to the transmission optimization between AP, can be used for the transmission optimization between other network elements yet; Be not only applicable to UMTS AP, be applicable to the AP of other standards yet.
Through the above description of the embodiments, those skilled in the art can be well understood to the present invention and can realize by hardware, also can realize based on such understanding by the mode that software adds necessary general hardware platform, technical scheme of the present invention can embody with the form of software product, it (can be CD-ROM that this software product can be stored in a non-volatile memory medium, USB flash disk, portable hard drive etc.) in, comprise that some instructions are with so that a computer equipment (can be a personal computer, server, the perhaps network equipment etc.) carry out the described method of each embodiment of the present invention.
The above only is a preferred implementation of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (20)
1. an AP Network Transmission optimization method is characterized in that, comprising:
First access point receives the message related to calls that first user sends to second user;
Described first access point obtains the mailing address of affiliated second access point of described second user;
Described first access point is set up direct-connected transmission tunnel between described first access point and described second access point according to the mailing address of described second access point, makes described first user and described second user by described direct-connected tunnel communication.
2. the method for claim 1 is characterized in that, described first access point obtains the mailing address of second access point under described second user, is specially the mailing address that obtains second access point under described second user by equipment of the core network:
Described equipment of the core network receives the message related to calls that described first access point sends;
Described equipment of the core network to the second access point issuing page message, makes described second access point paging, second user according to described message related to calls;
Described equipment of the core network receives the notification message that described second access point sends, and carries the described second access point mailing address in the described notification message;
Described equipment of the core network sends to described first access point with the described second access point mailing address.
3. the method for claim 1 is characterized in that, described first access point obtains the mailing address of second access point under described second user, is specially the mailing address that obtains second access point under described second user by connection message:
After second access point receives the beep-page message of equipment of the core network transmission, described second user of paging;
Described second access point receives described second user's connection message;
Described second access point is carried at the mailing address of described second access point in the described connection message, is transparent to described first access point by equipment of the core network.
4. the method for claim 1, it is characterized in that, the direct-connected transmission tunnel that described first access point is set up between described first access point and described second access point according to the mailing address of described second access point also comprises before: equipment of the core network is judged all in the AP network, indicate described first access point to set up the tunnel that direct transfers, be specially:
Equipment of the core network is determined described first access point and second access point all in access point network, sends the tunnel that direct transfers to described first access point and sets up Indication message, requires described first access point to set up direct-connected transmission tunnel.
5. an AP Network Transmission optimization method is characterized in that, comprising:
Second access point receives first customer call, second user's paging request;
Described second access point is set up the direct-connected transmission tunnel between described second access point and described first access point according to the mailing address of first access point under described first user, makes described first user and described second user by described direct-connected tunnel communication.
6. method as claimed in claim 5 is characterized in that, carries the mailing address of first access point in described first customer call, second user's the message related to calls, and the paging request that described second access point receives first customer call, second user is specially:
Equipment of the core network receives the message related to calls that described first access point sends, and carries the mailing address of described first access point in the described message related to calls;
Described equipment of the core network is carried at the mailing address of described first access point in the paging request, sends to described second access point.
7. method as claimed in claim 5 is characterized in that, does not carry the mailing address of first access point in described first customer call, second user's the message related to calls, and the paging request that described second access point receives first customer call, second user is specially:
Equipment of the core network receives the message related to calls that described first access point sends;
Described equipment of the core network is filled in the mailing address of described first access point in beep-page message, send to described second access point.
8. method as claimed in claim 4 is characterized in that, described second access point is according to the mailing address of first access point under described first user, and the direct-connected transmission tunnel of setting up between described second access point and described first access point also comprises before:
Equipment of the core network is determined described first access point and second access point all in access point network, sends the tunnel that direct transfers to second access point and sets up Indication message, requires described second access point to set up direct-connected transmission tunnel.
9. an AP Network Transmission optimization system is characterized in that, comprising:
First access point, be used to receive the message related to calls that first user sends to second user, obtain the mailing address of affiliated second access point of described second user, according to the mailing address foundation of described second access point and the direct-connected transmission tunnel between described second access point, make described first user and described second user by described direct-connected transmission tunnel communication;
Second access point is used for paging behind described second user, and the mailing address of described second access point is sent to described first access point.
10. system as claimed in claim 9 is characterized in that, also comprises:
Equipment of the core network, be used to receive the message related to calls that described first access point sends, according to described message related to calls to the second access point issuing page message, and receive the notification message that described second access point sends, carry the described second access point mailing address in the described notification message, the described second access point mailing address is sent to described first access point;
Described second access point, after specifically being used to receive the beep-page message of described equipment of the core network, described second user of paging arrives described second user when paging, the described second access point mailing address is carried at sends to described equipment of the core network in the notification message.
11. system as claimed in claim 9 is characterized in that, also comprises:
Equipment of the core network is used to receive the message related to calls that described first access point sends, according to described message related to calls to the second access point issuing page message;
Described second access point, after specifically being used to receive the beep-page message of equipment of the core network transmission, described second user of paging, after receiving described second user's connection message, the mailing address of described second access point is carried in the described connection message, is transparent to described first access point by equipment of the core network.
12. system as claimed in claim 9 is characterized in that, also comprises:
The 3rd access point after being used to receive the handoff request of described first access point transmission, is set up direct-connected transmission tunnel with described second access point.
13. system as claimed in claim 9 is characterized in that, also comprises:
Grand network insertion net after being used to receive the handoff request of described first access point transmission, is set up RAB with described equipment of the core network, recovers traditional transmission channel.
14. an access point is characterized in that, comprising:
The message related to calls receiving element is used to receive the message related to calls that first user sends to second user;
The mailing address acquiring unit is used to obtain the mailing address of second access point under described second user;
The unit is set up in direct-connected tunnel, is used for setting up direct-connected transmission tunnel between described first access point and described second access point according to the mailing address of described second access point, makes described first user and described second user by described direct-connected tunnel communication.
15. access point as claimed in claim 14 is characterized in that, also comprises:
First switches the initiation unit, is used for determining needs initiation switching according to the measurement report of first reporting of user, sends handoff request by equipment of the core network to the 3rd access point, makes described the 3rd access point and described second access point set up direct-connected transmission tunnel;
The first switching notice unit after being used to receive described the 3rd access point and setting up direct-connected transmission tunnel response, notifies described first user to switch to described the 3rd access point.
16. access point as claimed in claim 14 is characterized in that, also comprises:
Second switches the initiation unit, be used for determining needs initiation switching according to the measurement report of first reporting of user, send handoff request by equipment of the core network to grand network insertion net, make described grand network insertion net and described second access point set up RAB, recover traditional transmission channel;
The second switching notice unit, be used to receive the traditional transmission tunnel response of described grand network insertion network recovery after, notify described first user to switch to described grand network insertion net.
17. as claim 15 or 16 described access points, it is characterized in that, also comprise:
The tunnel releasing unit, after being used for first user and switching to described the 3rd access point or grand network insertion net, cut off and described second access point between direct-connected transmission tunnel.
18. an access point is characterized in that, comprising:
Paging unit, after being used to receive the beep-page message of equipment of the core network transmission, paging second user;
The connection message transmitting element is used for the mailing address of second access point under described second user is carried at connection message, is transparent to first access point by equipment of the core network; Or the mailing address of described second access point is carried in the notification message, be forwarded to described first access point by equipment of the core network.
19. an equipment of the core network is characterized in that, comprising:
Paging unit after being used to receive the message related to calls of first access point transmission, to the second access point issuing page message, makes described second access point paging, second user according to described message related to calls;
The mailing address acquiring unit is used to receive the notification message that described second access point sends, and carries the described second access point mailing address in the described notification message, and the described second access point mailing address is sent to first access point.
20. an AP Network Transmission optimization system is characterized in that, comprising:
First access point is after being used to receive first user's message related to calls, by equipment of the core network paging second access point;
Second access point, be used to receive first customer call, second user's paging request, mailing address according to first access point under described first user, set up the direct-connected transmission tunnel between described second access point and described first access point, make described first user and described second user by described direct-connected tunnel communication.
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| CN2008101801124A CN101742690B (en) | 2008-11-27 | 2008-11-27 | Transmission optimization method, system and equipment of AP network |
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| CN2008101801124A CN101742690B (en) | 2008-11-27 | 2008-11-27 | Transmission optimization method, system and equipment of AP network |
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