CN101742690B - 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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- CN101742690B CN101742690B CN2008101801124A CN200810180112A CN101742690B CN 101742690 B CN101742690 B CN 101742690B CN 2008101801124 A CN2008101801124 A CN 2008101801124A CN 200810180112 A CN200810180112 A CN 200810180112A CN 101742690 B CN101742690 B CN 101742690B
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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 stream of existing AP (Access Point, access point) network is 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 is AP->IP network-switching equipment-AG (Access Gateway; IAD)-and 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, core net will be passed through in AP transmission through network path, has not only increased propagation delay time, and when AG and the increase of core net traffic carrying capacity, becomes bandwidth bottleneck easily.
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;
Said first access point obtains the mailing address of affiliated second access point of said second user;
Said first access point is set up the direct-connected transmission tunnel between said first access point and said second access point according to the mailing address of said second access point, makes said first user and said second user through said 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 said second user; According to the mailing address foundation of said second access point and the direct-connected transmission tunnel between said second access point, make said first user and said second user through said direct-connected transmission tunnel communication;
Second access point is used for paging behind said second user, and the mailing address of said second access point is sent to said 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 said second user;
The unit is set up in direct-connected tunnel, is used for setting up the direct-connected transmission tunnel between said first access point and said second access point according to the mailing address of said second access point, makes said first user and said second user through said 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, said second user of paging;
The connection message transmitting element is used for the mailing address of second access point under said second user is carried at connection message, is transparent to first access point through equipment of the core network; Or the mailing address of said second access point is carried in the notification message, be forwarded to said first access point through 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 said first access point transmission, to the second access point issuing page message, makes said second access point paging, second user according to said message related to calls;
The mailing address acquiring unit is used to receive the notification message that said second access point sends, and carries the said second access point mailing address in the said notification message, and the said 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;
Said second access point is set up the direct-connected transmission tunnel between said second access point and said first access point according to the mailing address of first access point under said first user, makes said first user and said second user through said 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 first user calling message after, through 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 said first user; Set up the direct-connected transmission tunnel between said second access point and said first access point, make said first user and said second user through said 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; Obviously, the 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 property, 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 the embodiment of the invention and prior art contrast sketch map.
Embodiment
To combine the accompanying drawing in the embodiment of the invention below, the technical scheme in the embodiment of the invention is carried out clear, intactly description, 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 are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the present invention's protection.
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 through 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 through 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 through equipment of the core network.
In addition, also comprise after the step 203: first access point is confirmed needs initiation switching according to the measurement report of first reporting of user; First access point sends handoff request through 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 confirms 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 through 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 confirms 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.Completion is switched back the AP network from grand network insertion net.
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;
Said second access point is set up the direct-connected transmission tunnel between said second access point and said first access point according to the mailing address of first access point under said first user, makes said first user and said second user through said direct-connected tunnel communication.
Wherein, Carry the mailing address of first access point in said first customer call, the second user calling message; The paging request that said second access point receives first customer call, second user is specially: equipment of the core network receives the message related to calls that said first access point sends, and carries the mailing address of said first access point in the said message related to calls; Said equipment of the core network is carried at the mailing address of said first access point in the paging request, sends to said second access point.
Wherein, Do not carry the mailing address of first access point in said first customer call, the second user calling message, the paging request that said second access point receives first customer call, second user is specially: equipment of the core network receives the message related to calls that said first access point sends; Said equipment of the core network is filled in the mailing address of said first access point and (in equipment of the core network, is stored the corresponding relation of access point identity and mailing address in advance 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 said second access point.
Wherein, Said second access point is according to the mailing address of first access point under said first user; Also comprise before setting up the direct-connected transmission tunnel between said second access point and said first access point: equipment of the core network confirms that said 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 said second access point to set up direct-connected transmission tunnel; Promptly generally speaking, equipment of the core network needs to confirm 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 through upper strata network element (AG or CN); Make between AP1 and the AP2 and set up direct transmission channel through IP, UE1 and UE2 are through these direct-connected transmission tunnel transmission data.Detailed process is as shown in Figure 3, comprising:
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 through AG, or pass to GGSN through AG;
Step 303, MSC or GGSN pass through 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 through 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 through AG1 notice MSC or GGSN, AP2 passes through AG2 and notifies MSC or GGSN;
Step 307, equipment of the core network are informed AP1 through notification message, and UE2 is on AP2; When AP1 and AP2 are positioned at following time of same AG, AG informs AP1 through notification message, and UE2 is on AP2, if AP1 is positioned at following time of different AG with AP2, MSC or GGSN are through AG1 notice AP1, and UE2 is on AP2;
Step 308, AP1 and AP2 set up directly transmission tunnel.The signaling of consulting can be passed through internal network (like 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, like 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 through 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 through 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 since AG directly link 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 through 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 AG is striden in calling, must revise MSC or GGSN, and therefore the embodiment of the invention two has been proposed upgrading MSC or GGSN difficulty relatively in the existing network; 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 through IP between AP1 and the AP2.With the call flow is that example describes, 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 through AG, or pass to GGSN through AG;
Step 403, MSC or GGSN pass through 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 are sent connection message (CONNECT) to UE1 through 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, like the Index of AP 2, 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 the AG that passes through respectively 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 through 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 (like 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, need not comprise the AP2 address in this message; UE1 and UE2 continue to carry out call flow through 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, through 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 through IP.Detailed process is as shown in Figure 5, may further comprise the steps:
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, is sent 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 (like 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 through IP.Detailed process is as shown in Figure 6, may further comprise the steps:
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, is sent 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 607, equipment of the core network sends the tunnel that direct transfers to AP1 or AP2 or both sides and sets up Indication message, requires AP1 and the AP2 foundation tunnel that direct transfers;
Step 608, AP1 and AP2 set up directly transmission tunnel.The signaling of consulting can be passed through internal network (like 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 be to AP.
Be AP-in the embodiment of the invention five>the AP switching, 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 is as shown in Figure 7, comprising:
Step 702, AP1 initiates to switch according to measurement report judgement needs, and 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 the AG that passes through respectively 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 through notification message, if AP3 is positioned at following time of different AG with AP2, MSC or GGSN are through AG notice AP3;
Step 704, AP3 and AP2 set up direct-connected transmission tunnel; The signaling of consulting can be passed through internal network (like 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 sends switching command and gives AP1;
Step 707, AP1 sends the RB reconfiguration request message and gives UE1, and order UE1 carries out and switches;
Step 710, AP3 notice AP2 switching is accomplished, and AP2 switches the user plane 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 with former direct-connected AP->AP transmission tunnel switching; Improve propagation delay time, eliminate the core net bandwidth bottleneck, reduce the core net cost simultaneously.
Be AP-in the embodiment of the invention six>grand network insertion net switches, when UE when AP switches to grand network insertion net, need the transmission path that recovers traditional.Idiographic flow is as shown in Figure 8, comprising:
Step 802, AP1 initiates to switch according to these measurement report judgement needs, 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 through 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 sends switching command and gives AP1;
Step 806, AP1 sends switch indicating information and gives AP2, and notice AP2UE1 will switch to grand network insertion net; Wherein, switch indication and also can send to AP2 by equipment of the core network.
Step 809, UE1 carries out and eats dishes without rice or wine to switch;
Step 811, RNS notice equipment of the core network switch to be accomplished;
Step 812, equipment of the core network notice AP2 switching is accomplished, and AP2 switches the user plane 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.
Be that grand network insertion net-AP switches in the embodiment of the invention seven, 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 is as shown in Figure 9, comprising:
Step 901, UE1 switches on the AP1 from the grand network insertion net of tradition;
Step 902, equipment of the core network detect communication two party all on AP, inform that then the AP1UE2 position is AP2;
Step 903, AP1 and AP2 hold consultation, and set up direct-connected transmission tunnel.UE1 and UE2 continue to carry out call flow through this direct-connected transmission tunnel.Equipment of the core network also can notify AP2 to set up direct-connected transmission tunnel, perhaps both advised (it is main passive to distinguish).
In the embodiment of the invention seven, this user when grand network insertion net switches to AP, being set up direct-connected AP->AP transmits the tunnel, improves propagation delay time, eliminates the core net bandwidth bottleneck, reduces the core net cost simultaneously.
The embodiment of the invention provides a kind of AP Network Transmission optimization system; Shown in figure 10; Comprise: first access point 810, be used to receive first user to the message related to calls that second user sends, 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 through 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, and 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 through 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 is shown in figure 11, comprising: 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 the 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 through direct-connected tunnel communication.
When needs carry out the switching between the access point; First access point also comprises: first switches the initiation unit; Be used for confirming needs initiation switching according to the measurement report of first reporting of user; Send handoff request through 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 the switching between access point and the grand network insertion net; First access point also comprises: second switches the initiation unit; Be used for confirming needs initiation switching according to the measurement report of first reporting of user; Send handoff request through 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 is shown in figure 12, comprising: 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 through 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 through equipment of the core network.
Wherein, equipment of the core network is shown in figure 13, comprising: 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, be used to receive the first user calling message after, through 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 said first user; Set up the direct-connected transmission tunnel between said second access point and said first access point, make said first user and said second user through said 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 said first access point sends; Carry the mailing address of said first access point in the said message related to calls, the mailing address of said first access point is carried in the paging request, send to said second access point; Or second paging unit, be used to receive the message related to calls that said first access point sends, in beep-page message, fill in the mailing address of said first access point, send to said second access point.
Said equipment of the core network also comprises: indicating member; Be used for confirming that said 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 said 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 said first access point or said second access point initiatively to initiate to set up direct-connected transmission tunnel.
Embodiment of the invention advantage is shown in figure 14, and solid line is existing transmission path, and 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, and 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.
Description through above execution mode; Those skilled in the art can be well understood to the present invention and can realize through hardware, also can realize that based on such understanding technical scheme of the present invention can be come out with the embodied of software product by the mode that software adds necessary general hardware platform; 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 improvement and retouching, these improvement and retouching also should be regarded 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;
Said first access point obtains the mailing address of affiliated second access point of said second user;
Said first access point is set up the direct-connected transmission tunnel between said first access point and said second access point according to the mailing address of said second access point, makes said first user and said second user through said direct-connected transmission tunnel communication.
2. the method for claim 1 is characterized in that, said first access point obtains the mailing address of second access point under said second user, is specially the mailing address that obtains second access point under said second user through equipment of the core network:
Said equipment of the core network receives the message related to calls that said first access point sends;
Said equipment of the core network to the second access point issuing page message, makes said second access point paging, second user according to said message related to calls;
Said equipment of the core network receives the notification message that said second access point sends, and carries the said second access point mailing address in the said notification message;
Said equipment of the core network sends to said first access point with the said second access point mailing address.
3. the method for claim 1 is characterized in that, said first access point obtains the mailing address of second access point under said second user, is specially the mailing address that obtains second access point under said second user through connection message:
After second access point receives the beep-page message of equipment of the core network transmission, said second user of paging;
Said second access point receives said second user's connection message;
Said second access point is carried at the mailing address of said second access point in the said connection message, is transparent to said first access point through equipment of the core network.
4. the method for claim 1; It is characterized in that; Said first access point also comprises before setting up the direct-connected transmission tunnel between said first access point and said second access point according to the mailing address of said second access point: equipment of the core network is judged all in the AP network; Indicate said first access point to set up the tunnel that direct transfers, be specially:
Equipment of the core network is confirmed said first access point and second access point all in access point network, sends the tunnel that direct transfers to said first access point and sets up Indication message, requires said 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;
Said second access point is according to the mailing address of first access point under said first user; Set up the direct-connected transmission tunnel between said second access point and said first access point, make said first user and said second user through said direct-connected transmission tunnel communication.
6. method as claimed in claim 5 is characterized in that, carries the mailing address of first access point in said first customer call, the second user calling message, and the paging request that said second access point receives first customer call, second user is specially:
Equipment of the core network receives the message related to calls that said first access point sends, and carries the mailing address of said first access point in the said message related to calls;
Said equipment of the core network is carried at the mailing address of said first access point in the paging request, sends to said 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 said first customer call, the second user calling message, and the paging request that said second access point receives first customer call, second user is specially:
Equipment of the core network receives the message related to calls that said first access point sends;
Said equipment of the core network is filled in the mailing address of said first access point in beep-page message, send to said second access point.
8. method as claimed in claim 5 is characterized in that, said second access point is according to the mailing address of first access point under said first user, and the direct-connected transmission tunnel of setting up between said second access point and said first access point also comprises before:
Equipment of the core network is confirmed said 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 said 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 said second user; According to the mailing address foundation of said second access point and the direct-connected transmission tunnel between said second access point, make said first user and said second user through said direct-connected transmission tunnel communication;
Second access point is used for paging behind said second user, and the mailing address of said second access point is sent to said 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 said first access point sends; According to said message related to calls to the second access point issuing page message; And receive the notification message that said second access point sends, and carry the said second access point mailing address in the said notification message, the said second access point mailing address is sent to said first access point;
Said second access point, after specifically being used to receive the beep-page message of said equipment of the core network, said second user of paging arrives said second user when paging, the said second access point mailing address is carried at sends to said 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 said first access point sends, according to said message related to calls to the second access point issuing page message;
Said second access point; After specifically being used to receive the beep-page message of equipment of the core network transmission; Said second user of paging; After receiving said second user's connection message, the mailing address of said second access point is carried in the said connection message, is transparent to said first access point through 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 said first access point transmission, is set up direct-connected transmission tunnel with said 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 said first access point transmission, is set up RAB with said 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 said second user;
The unit is set up in direct-connected transmission tunnel; Be used for setting up the direct-connected transmission tunnel between said first access point and said second access point, make said first user and said second user through said direct-connected transmission tunnel communication according to the mailing address of said second access point.
15. access point as claimed in claim 14 is characterized in that, also comprises:
First switches the initiation unit, is used for confirming needs initiation switching according to the measurement report of first reporting of user, sends handoff request through equipment of the core network to the 3rd access point, makes said the 3rd access point and said second access point set up direct-connected transmission tunnel;
The first switching notice unit after being used to receive said the 3rd access point and setting up direct-connected transmission tunnel response, notifies said first user to switch to said 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 confirming needs initiation switching according to the measurement report of first reporting of user; Send handoff request through equipment of the core network to grand network insertion net, make said grand network insertion net and said 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 said grand network insertion network recovery after, notify said first user to switch to said grand network insertion net.
17. like 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 said the 3rd access point or grand network insertion net, cut off and said 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 said second user is carried at connection message, is transparent to first access point through equipment of the core network; Or the mailing address of said second access point is carried in the notification message, be forwarded to said first access point through 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 said second access point paging, second user according to said message related to calls;
The mailing address acquiring unit is used to receive the notification message that said second access point sends, and carries the said second access point mailing address in the said notification message, and the said 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, be used to receive the first user calling message after, through 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 said first user; Set up the direct-connected transmission tunnel between said second access point and said first access point, make said first user and said second user through said direct-connected transmission tunnel communication.
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| TWI440345B (en) * | 2010-12-22 | 2014-06-01 | Ind Tech Res Inst | Wireless communication systems and methods for the same |
| CN102695290B (en) * | 2011-03-22 | 2017-03-15 | 中兴通讯股份有限公司 | Data transferring method and system |
| US10021578B2 (en) | 2012-01-05 | 2018-07-10 | Zte Corporation | Local forwarding method and system for user plane data, and local gateway |
| CN103200638B (en) * | 2012-01-05 | 2018-09-04 | 中兴通讯股份有限公司 | Method, system and local gateway are produced in a kind of local of user face data |
| CN103634189A (en) * | 2012-08-29 | 2014-03-12 | 中兴通讯股份有限公司 | Method and system for establishing L2TP tunnel |
| WO2015013883A1 (en) * | 2013-07-30 | 2015-02-05 | 华为技术有限公司 | Data transmission method and device |
| US10728748B2 (en) | 2016-03-24 | 2020-07-28 | Motorola Mobility Llc | Method and device for establishing a peer-to-peer connection in a mobile communication network |
| US10172044B2 (en) * | 2016-03-24 | 2019-01-01 | Motorola Mobility Llc | Method and device for data communication over a peer-to-peer connection in a mobile communication network |
| CN109861900B (en) * | 2017-11-30 | 2021-05-28 | 腾讯科技（深圳）有限公司 | Data processing method and device for real-time communication, computer equipment and storage medium |
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| CN1879364A (en) * | 2003-11-13 | 2006-12-13 | 英特尔公司 | Method, apparatuses and computer to provide secured direct link between two stations |
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