CN101222684B - Method, device and system for optimizing group data service node routing - Google Patents
Method, device and system for optimizing group data service node routing Download PDFInfo
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- CN101222684B CN101222684B CN2008100566112A CN200810056611A CN101222684B CN 101222684 B CN101222684 B CN 101222684B CN 2008100566112 A CN2008100566112 A CN 2008100566112A CN 200810056611 A CN200810056611 A CN 200810056611A CN 101222684 B CN101222684 B CN 101222684B
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Abstract
The invention discloses a method for optimizing a grouped data service node router, a device and a system thereof; the method comprises the following: step one: a user is accessed to an AAA server for authentification; the AAA server authorizes the capacity of directly transmitting the specific application service flow to the user; step two: after the user is accessed successfully, a position message of the user is registered in a VOIP server; step three: when a certain user launches a call message to the VOIP server for calling another user, the VOIP server launches the call to another user according to a position registration message of another user; step four: after a call link is established between two users and when a grouped data service node receives the messages of a certain user, the messages which meet the condition of directly transmitting the grouped data service node are directly transmitted to another user through no Internet.
Description
Technical field
The present invention relates to mechanics of communication, relate in particular to code division multiple access (Code Division Multiple Access, CDMA) in the network in same packet data serving node (Packet Data Service Node, PDSN) method of routing optimality between the user who inserts down.
Background technology
Along with the progress of science and technology, the communication technology has become the key factor that promotes social development, and wherein the development of mobile communication technology and IP technology is particularly noticeable.The developing direction of 3G mobile communication wishes these two kinds of technology are carried out combination ideally just, thus make people realize at any time and any place, with any medium and dream that anyone communicates.In CDMA2000 system, also demonstrated fully such developing direction as one of 3G system.
CDMA is a kind of multiple access modulation technique based on the wide-band spread spectrum technology commonly used.CDMA2000 is one of main pattern of 3G (Third Generation) Moblie, and it not only provides high-quality voice service, also provides packet data transmission service at a high speed simultaneously, i.e. high-speed data service.
In the cdma system Packet data service system, aaa server provides authentication, mandate, charging service for the local user.PDSN provides access, the route of terminal use's simple IP and mobile IP service, simultaneously collecting charging information.In mobile IP service, PDSN serves as the function of FA (Foreign Agent, Foreign Agent).HA (Home Agent, home agent) finishes mobile IP service data forwarding function.
Fig. 1 is the existing system schematic diagram, as shown in Figure 1, network is when disposing, generally network is divided into a plurality of zones (for example: press provinces and cities' division etc.), each zone is provided with packet data serving node PDSN and the aaa server of oneself, form autonomous district system, provide mobile IP service to have a HA in one network at least.With reference to figure 1, packet data serving node PDSN20 and authentication authorized charging server AAA21 compositing area 200, packet data serving node PDSN11 and aaa server 12 compositing areas 100, aaa server 21 provides authentication, mandate, charging service for user in the zone 200, and aaa server 12 provides authentication, mandate, charging service for user in the zone 100; HA30 and VOIP server 31 are on internet 300.
Fig. 2 is VOIP (voice transfer of IP based network) call flow figure between two simple IP users of existing system.With reference to figure 2, in the existing system, the VOIP call flow is divided into following steps between two simple IP users:
Step S201: the first user MS1 is linked into PDSN20, and aaa server 21 is finished authentication and the charging to the user simultaneously;
Step S202: the second user MS2 is linked into PDSN20, and aaa server 21 is finished authentication and the charging to the user simultaneously;
Step S203: the first user MS1 is to 31 registrations of VOIP server, and VOIP server 31 writes down its positional informations;
Step S204: the second user MS2 is to 31 registrations of VOIP server, and VOIP server 31 writes down its positional informations;
Step S205: the first user MS1 initiates to exhale message to arrive VOIP server 31, calls out the second user MS2;
Step S206:VOIP server 31 is sent out beep-page message according to the positional information of the second user MS2 to this second user MS2;
Step S207: the conversation between the first user MS1 and the second user MS2 is set up, first user MS1 speech, and voice message mails to VOIP server 31;
Step 208 VOIP server 31 is transmitted voice message and is given the second user MS2.
Fig. 3 is VOIP call flow figure between two mobile IP users of existing system.In the existing system, the VOIP call flow is divided into following steps between two mobile IP users:
Step S301: the first user MS1 is linked into HA30 by PDSN20, and aaa server 21 is finished authentication and the charging to the user simultaneously;
Step S302: the second user MS2 is linked into HA30 by PDSN20, and aaa server 21 is finished authentication and the charging to the user simultaneously;
Step S303: to 31 registrations of VOIP server, VOIP server 31 writes down its positional informations to the first user MS1 through HA30;
Step S304: to 31 registrations of VOIP server, VOIP server 31 writes down its positional informations to the second user MS2 through HA30;
Step S305: the first user MS1 initiates to exhale message to arrive VOIP server 31 through HA30, calls out the second user MS2;
Step S306:VOIP server 31 is sent out beep-page message by HA30 to the second user MS2 according to the positional information of the second user MS2;
Step S307: the conversation between the first user MS1 and the second user MS2 is set up, first user MS1 speech, and voice message mails to VOIP server 31 through HA30;
Step S308:VOIP server 31 is transmitted voice message through HA and is given the second user MS2.
Fig. 4 is VOIP call flow figure between simple IP user of existing system and the mobile IP user, may further comprise the steps:
Step S401: the first user MS1 is linked into HA30 by PDSN20, and aaa server 21 is finished authentication and the charging to the user simultaneously;
Step S402: the second user MS2 is linked into PDSN20, and aaa server 21 is finished authentication and the charging (omitting among the figure) to the user simultaneously;
Step S403: to 31 registrations of VOIP server, VOIP server 31 writes down its positional informations to the first user MS1 through HA30;
Step S404: the second user MS2 does not need through HA30, directly arrives 31 registrations of VOIP server, its positional information of VOIP server record;
Step S405: the first user MS1 initiates to exhale message to arrive VOIP server 31 through HA30, calls out the second user MS2;
Step S406:VOIP server 31 is sent out beep-page message according to the positional information of the second user MS2 to the second user MS2;
Step S407: the conversation between the first user MS1 and the second user MS2 is set up, first user MS1 speech, and voice message mails to VOIP server 31 through HA30;
Step S408:VOIP server 31 is transmitted voice message and is given the second user MS2.
To sum up, in the prior art, the customer flow that same PDSN inserts is down transmitted all will pass through Internet, has increased the pressure of backbone network dilatation as can be known.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of method, Apparatus and system of optimizing group data service node routing, make the customer flow that inserts under the same packet data serving node to transmit fast, reduce the pressure of backbone network dilatation to a certain extent, can also provide flow control more flexibly and tariff policy simultaneously.
For achieving the above object, the method for optimizing group data service node routing provided by the invention is applied to comprise the system of packet data serving node and aaa server, and this method comprises:
Step 1, the user is linked into described aaa server authentication by packet data serving node, and described this user of aaa server mandate has the ability that the particular application services flow is directly transmitted;
Step 2 arrives this user position information of VOIP server registers after described user inserts successfully;
Step 3, when a certain user initiates to exhale message when described VOIP server is called out another user, described VOIP server is initiated paging according to this another user's position register information to this another user;
Step 4, after the call link between two users is set up, when packet data serving node receives described a certain user's message, directly transmit the message of condition to meeting this packet data serving node, directly be transmitted to described another user without the internet.
Above-mentioned optimizing group data service node routing method also comprises a charge information that direct forwarding is caused at packet data serving node and the step of separately adding up through the charge information that the internet is transmitted.
Above-mentioned optimizing group data service node routing method, described step 4 comprises that further one judges whether message meets the step that this packet data serving node is directly transmitted condition, whether the message content that is used for being received by the packet data serving node inspection belongs to described specific application service, whether the user whether destination address of this message belongs to this packet data serving node IP address allocated scope and send this message is authorized to the ability that the specific application servers flow is directly transmitted, and determines whether message meets the directly condition of forwarding of this packet data serving node.
Above-mentioned optimizing group data service node routing method, when described content of message belongs to described specific application service, the destination address of described message belongs to this packet data serving node IP address allocated scope, and the user of this this message of transmission is authorized to the ability that the particular application services flow is directly transmitted, then described message meets the message that described packet data serving node is directly transmitted condition, directly transmits described message and give described another user under described packet data serving node.
Above-mentioned optimizing group data service node routing method, described application-specific comprises: VOIP or video telephone or online fight recreation.
Above-mentioned optimizing group data service node routing method, described user is mobile IP user or simple IP user.
Above-mentioned optimizing group data service node routing method, when described user is mobile IP user, this user is linked into home agent server by described packet data serving node, writes down this user position information through this home agent server to described VOIP server registers; When described user was the simple IP user, this user directly arrived described this user position information of VOIP server registers by described packet data serving node.
Above-mentioned optimizing group data service node routing method, when described user is mobile IP user, this user initiates to exhale message, send to described VOIP server through described home agent server, and this VOIP server will send beep-page message through this home agent server; When described user was the simple IP user, this user initiated to exhale message directly to arrive the VOIP server, directly initiates paging by this VOIP server.
Further, the present invention also provides a kind of device that adopts above-mentioned optimizing group data service node routing method, is applied to comprise the system of packet data serving node and aaa server, and this device comprises:
One transmits authorization module, is used for when the user is linked into the aaa server authentication, authorizes this user to have the ability that the particular application services flow is directly transmitted;
One checks judge module, be used for after the call link between the user is set up, when described packet data serving node receives a certain user's message, check and judge whether this message meets this packet data serving node and directly transmit condition, and when this message meets this packet data serving node and directly transmits condition, directly transmit this message without the internet and give another user who sets up call link.
Above-mentioned optimizing group data service node routing device also comprises a charging control module, is used to control that packet data serving node is directly transmitted the charge information that caused and the charge information transmitted through internet statistics separately.
Further the present invention also provides a kind of communication system that adopts above-mentioned optimizing group data service node routing method, comprising: packet data serving node and aaa server, and described aaa server further comprises:
One transmits authorization module, is used for when the user is linked into the aaa server authentication, authorizes this user to have the ability that the particular application services flow is directly transmitted;
One charging control module is used to control that packet data serving node is directly transmitted the charge information that caused and the charge information transmitted through internet statistics separately;
Described packet data serving node further comprises:
One checks judge module, be used for after the call link between the user is set up, when packet data serving node receives a certain user's message, check and judge whether this message meets this packet data serving node and directly transmit condition, and when this message meets this packet data serving node and directly transmits condition, directly transmit this message without the internet and give another user who sets up call link.
One checks judge module, be used for after the call link between the user is set up, when packet data serving node receives a certain user's message, check and judge whether this message meets this packet data serving node and directly transmit condition, and when this message meets this packet data serving node and directly transmits condition, directly transmit this message without the internet and give another user who sets up call link.
Compared with prior art, application of the present invention makes the user's that same PDSN inserts down the flow of particular type need directly not transmit fast through Internet and at PDSN, thereby realization routing optimality, reduce the pressure of backbone network dilatation to a certain extent, can provide flow control more flexibly and tariff policy simultaneously.
Description of drawings
Fig. 1 is the existing system schematic diagram;
Fig. 2 is VOIP call flow figure between two simple IP users of existing system;
Fig. 3 is VOIP call flow figure between two mobile IP users of existing system;
Fig. 4 is VOIP call flow figure between simple IP user of existing system and the mobile IP user;
Fig. 5 is the method flow diagram of optimizing group data service node routing of the present invention;
Fig. 6 is the embodiment flow chart of the method for optimizing group data service node routing of the present invention;
Fig. 7 is an optimizing group data service node routing apparatus structure schematic diagram of the present invention;
Fig. 8 is the system schematic that adopts optimizing group data service node routing method of the present invention.
Embodiment
Below in conjunction with the drawings and specific embodiments technical solution of the present invention being described in detail, with purpose, scheme and the effect of further understanding the present invention, but is not as the restriction to claims protection range of the present invention.
Being example below with VOIP is described in detail the execution mode of technical solution of the present invention.
The main thought of the present invention is: whether belong to the IP address range that this PDSN gives terminal distribution by the destination address that sends message PDSN inspection terminal use, check message content simultaneously, and the decision of this user's delegated strategy meets the tactful terminal use who just directly is transmitted under this PDSN, make the flow of this type not need to realize routing optimality, reduce the pressure of backbone network dilatation to a certain extent through Internet.
With reference to figure 5, the method for optimizing group data service node routing of the present invention may further comprise the steps:
Step S501: the user is linked into the aaa server authentication, and described this user of aaa server mandate has the ability that the particular application services flow is directly transmitted;
Step S502: arrive this user position information of VOIP server registers after described user inserts successfully;
Step S503: when a certain user initiates to exhale message when described VOIP server is called out another user, described VOIP server is initiated paging according to this another user's position register information to this another user;
Step S504: after the call link between two users is set up, when packet data serving node receives described a certain user's message, directly transmit the message of condition to meeting this packet data serving node, directly be transmitted to described another user without the internet.In this step S504, judge whether message meets this packet data serving node and directly transmit condition, be whether to be authorized to the ability that the particular application services flow is directly transmitted, determine whether message meets the directly condition of forwarding of this packet data serving node by the user whether the destination address whether message content that the packet data serving node inspection receives belongs to described specific application service, this message belongs to this packet data serving node IP address allocated scope and send this message.When this content of message belongs to described specific application service, the destination address of this message belongs to this fractional data service node IP address allocated scope, and this user is authorized to the ability that the particular application services flow is directly transmitted, then this message meets the message that this packet data serving node is directly transmitted condition, directly transmits this message without the internet and give described another user under this PDSN.
Further, in this method, PDSN can directly transmit the charge information that caused and the charge information transmitted through internet statistics separately at packet data serving node, so that formulate tariff policy more flexibly.
Further, PDSN can only allow specific application to transmit, uses as 3G such as VOIP, video telephone and online fight recreation typical case, and for the professional directly refusal of other non real-times P2P, as BT, news thunder and electric donkey etc., flow is excessive to influence other application to avoid.
Fig. 6 is the embodiment flow chart of the inventive method, is example with the VOIP call flow between the next mobile IP of same PDSN and the simple IP.
With reference to figure 6, the VOIP call flow between two users under the same PDSN is divided into following steps:
Step S601: the first user MS1 is a mobile IP user, is linked into HA62 by PDSN60, and aaa server 61 is finished authentication and the charging (omitting among the figure) to the user simultaneously;
Step S602: the second user MS2 is the simple IP user, is linked into PDSN60, and aaa server 61 is finished authentication and the charging (omitting among the figure) to the user simultaneously;
Step S603: to 63 registrations of VOIP server, VOIP server 63 writes down its positional informations to the first user MS1 through HA62;
Step S604: the second user MS2 does not need through HA62, directly arrives 63 registrations of VOIP server, VOIP server 63 its positional informations of record;
Step S605: the first user MS1 initiates to exhale message to arrive VOIP server 63 through HA62, calls out the second user MS2;
Step S606:VOIP server 63 is sent out beep-page message according to the positional information of the second user MS2 to the second user MS2;
Step S607: the conversation between the first user MS1 and the second user MS2 is set up, first user MS1 speech, and voice message arrives PDSN60;
Step S608:PDSN60 searches outer sending out before the route, judge that this message is the voice message of VOIP, and destination address is that user's IP address is distributed in this locality, check whether this user has the ability that the particular application services flow is directly transmitted, condition meets, and PDSN60 issues the second user MS2 to voice message.
Fig. 7 is for adopting said method optimization means structural representation.With reference to figure 7, optimizing group data service node routing device 70 of the present invention comprises: one transmits authorization module 701, is used for when the user is linked into the aaa server authentication, authorizes this user to have the ability that the particular application services flow is directly transmitted; One checks judge module 702, be used for after the call link between the user is set up, when packet data serving node receives a certain user's message, check and judge whether this message meets this packet data serving node and directly transmit condition, and when this message meets this packet data serving node and directly transmits condition, directly transmit this message without the internet and give another user who sets up call link; Further, also comprise a charging control module 703, be used to control that packet data serving node is directly transmitted the charge information that caused and the charge information transmitted through internet statistics separately.
Fig. 8 is for adopting the system schematic of optimizing group data service node routing method of the present invention; With reference to figure 8, the communication system 80 of the above-mentioned optimizing group data service node routing method of employing provided by the invention, comprise: packet data serving node 801 and aaa server 802, aaa server 802 further comprises: one transmits authorization module 821, be used for when the user is linked into aaa server 802 authentications, authorize this user to have the ability that the particular application services flow is directly transmitted; One charging control module 822 is used to control that packet data serving node 801 is directly transmitted the charge information that caused and the charge information transmitted through internet statistics separately; Packet data serving node 801 further comprises: one checks judge module 811, be used for after the call link between the user is set up, when packet data serving node 801 receives a certain user's message, check and judge whether this message meets this packet data serving node 801 direct forwarding conditions, and when this message meets the direct forwarding condition of this packet data serving node 801, directly transmit this message without the internet and give another user who sets up call link.
Certainly; the present invention also can have other embodiment; under the situation that does not deviate from spirit of the present invention and essence thereof; being familiar with those of ordinary skill in the art ought can make various corresponding changes and distortion according to the present invention, but these corresponding changes and distortion all should belong to the protection range of the appended claim of the present invention.
Claims (11)
1. the method for an optimizing group data service node routing is applied to comprise the system of packet data serving node and aaa server, and it is characterized in that: this method comprises:
Step 1, the user is linked into described aaa server authentication by packet data serving node, and described this user of aaa server mandate has the ability that the particular application services flow is directly transmitted;
Step 2 arrives this user position information of VOIP server registers after described user inserts successfully;
Step 3, when a certain user initiates to exhale message when described VOIP server is called out another user, described VOIP server is initiated paging according to this another user's position register information to this another user;
Step 4, after the call link between two users is set up, when packet data serving node receives described a certain user's message, directly transmit the message of condition to meeting this packet data serving node, directly be transmitted to described another user without the internet.
2. optimizing group data service node routing method according to claim 1 is characterized in that,
Also comprise a charge information that direct forwarding is caused at packet data serving node and the step of separately adding up through the charge information that the internet is transmitted.
3. optimizing group data service node routing method according to claim 1 is characterized in that,
Described step 4 comprises that further one judges whether message meets the step that this packet data serving node is directly transmitted condition, whether the user whether the destination address whether message content that is used for being received by the packet data serving node inspection belongs to described specific application service, this message belongs to this packet data serving node IP address allocated scope and send this message is authorized to the ability that the specific application servers flow is directly transmitted, and determines whether message meets the directly condition of forwarding of this packet data serving node.
4. optimizing group data service node routing method according to claim 3 is characterized in that,
When described content of message belongs to described specific application service, the destination address of described message belongs to this packet data serving node IP address allocated scope, and the user of this this message of transmission is authorized to the ability that the particular application services flow is directly transmitted, then described message meets the message that described packet data serving node is directly transmitted condition, directly transmits described message and give described another user under described packet data serving node.
5. optimizing group data service node routing method according to claim 1 is characterized in that, described application-specific comprises: VOIP or video telephone or online fight recreation.
6. optimizing group data service node routing method according to claim 1 is characterized in that, described user is mobile IP user or simple IP user.
7. optimizing group data service node routing method according to claim 1, it is characterized in that, when described user is mobile IP user, this user is linked into home agent server by described packet data serving node, writes down this user position information through this home agent server to described VOIP server registers; When described user was the simple IP user, this user directly arrived described this user position information of VOIP server registers by described packet data serving node.
8. optimizing group data service node routing method according to claim 7, it is characterized in that, when described user is mobile IP user, this user initiates to exhale message, send to described VOIP server through described home agent server, this VOIP server will send beep-page message through this home agent server; When described user was the simple IP user, this user initiated to exhale message directly to arrive the VOIP server, directly initiates paging by this VOIP server.
9. device that adopts each described optimizing group data service node routing method in the aforesaid right requirement 1～8 is applied to comprise the system of packet data serving node and aaa server it is characterized in that this device comprises:
One transmits authorization module, is used for when the user is linked into the aaa server authentication, authorizes this user to have the ability that the particular application services flow is directly transmitted;
One checks judge module, be used for after the call link between the user is set up, when described packet data serving node receives a certain user's message, check and judge whether this message meets this packet data serving node and directly transmit condition, and when this message meets this packet data serving node and directly transmits condition, directly transmit this message without the internet and give another user who sets up call link.
10. optimizing group data service node routing device according to claim 9, it is characterized in that, also comprise a charging control module, be used to control that packet data serving node is directly transmitted the charge information that caused and the charge information transmitted through internet statistics separately.
11. a communication system that adopts each described optimizing group data service node routing method in the aforesaid right requirement 1～8 comprises: packet data serving node and aaa server is characterized in that: described aaa server further comprises:
One transmits authorization module, is used for when the user is linked into the aaa server authentication, authorizes this user to have the ability that the particular application services flow is directly transmitted;
One charging control module is used to control that packet data serving node is directly transmitted the charge information that caused and the charge information transmitted through internet statistics separately;
Described packet data serving node further comprises:
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| CN104219123B (en) * | 2013-05-31 | 2017-10-27 | 中国电信股份有限公司 | Realize the method and system that application differentiation is ensured |
| CN106507414B (en) * | 2016-10-12 | 2020-02-11 | 杭州迪普科技股份有限公司 | Message forwarding method and device |
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