CN102624763A - Method and apparatus used for accessing resource admission control subsystem - Google Patents
Method and apparatus used for accessing resource admission control subsystem Download PDFInfo
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Abstract
The invention relates to a method and an apparatus used for accessing a resource admission control subsystem in a communication system based on TISPAN. In a user equipment registration period, an application function entity location information server transmits a user data request message so as to obtain information about user equipment. After the location information server receives the user data request message from an application function entity, the location information server sends a user data response message to the application function entity, wherein the user data response message comprises at least two different strategy decision function addresses based on a service, the different strategy decision function addresses can be used as an access point of the resource admission control subsystem. Therefore, access point redundancy of the resource admission control subsystem can be supported, and the reliability of a communication network is raised.
Description
Technical field
The present invention relates to communication system based on telecommunications and internet converged services and high-level network protocol (Telecommunications and Internet converged Services and Protocols for Advanced Networking:TISPAN); More specifically, relate to the square law device that in communication system, is used for the accommodating access resource RACS based on TISPAN.
Background technology
Fig. 1 shows in the prior art partial structurtes sketch map based on the communication system of TISPAN.As shown in Figure 1; In communication system based on TISPAN; Application Function AF (Application Function) is positioned at the service RACS and uses, and connection session position and memory function CLF (Connectivity session Location and repository Function) are positioned at network attached subsystem.
Between subscriber equipment (not shown) record time, subscriber equipment sends to Application Function AF with signaling.Application Function AF will be through inquiry connection session position of the e2 between Application Function AF and connection session position and memory function CLF and memory function CLF, with the information about this subscriber equipment that obtains to store among connection session position and the memory function CLF.Wherein, comprise strategy decisive function SPDF (Service-based Policy Decision Function) address in the user-data-answer message of returning by connection session position and memory function CLF based on business.
During subscriber equipment is called out; Application Function AF sends message to the strategy decisive function address based on business that is obtained; With the accommodating access resource RACS; That is to say that Application Function AF will be through this strategy decisive function address accommodating access resource RACS based on business.This means, based on the strategy decisive function address of business access point corresponding to Resource and Admission Control Sub-system.In addition, the strategy decisive function address based on business can be full name domain name or IP address.
In existing TISPAN system, connection session position and memory function CLF only return a strategy decisive function address based on business to Application Function AF in user data is replied.That is to say and have only an access point can be used to the accommodating access resource RACS, therefore do not support the redundancy of access point.Under the situation of the pairing server cisco unity malfunction of this access point; Under the situation about promptly can not reply normally the user data requests that application function entity A F sends; Such as breaking down at the pairing server of Resource and Admission Control Sub-system access point, when perhaps damaging, such as said server because natural calamity takes place in the position at its place; As earthquake, flood, mud-rock flow etc. take place and when damaging, just system can not provide normal service for subscriber equipment.This such as finance, security etc., will cause very serious loss for the applied environment that network reliability is had relatively high expectations.
A kind of alternative mode is for each main and less important strategy decisive function address based on business of Application Function configuration, so that redundant access point to be provided in the prior art.Yet such way shortcoming is:
-need be configured for each Application Function, if change strategy decisive function address, need reset complex operation for each Application Function based on business;
-use the subscriber equipment of same Application Function can not use different strategy decisive function address accommodating access resource RACSs based on business.
And in fact, different user equipment even if use the subscriber equipment of same application functional entity, also possibly need to use the different strategy decisive function address accommodating access resource RACSs based on business because its requirement to Internet resources is different.
Summary of the invention
According to the understanding of above-mentioned technical problem to background technology and existence, if can provide a kind of configuration simple, support access point redundant, especially the method for the accommodating access resource RACS of geographic redundancy will be favourable.
According to a first aspect of the invention, a kind of method that in the Application Function based on the communication system of TISPAN, is used for the accommodating access resource RACS is provided, has comprised the steps: that a. sends user data requests message to positional information server; B. receive the user-data-answer message of returning by said positional information server; Wherein, at least two different strategy decisive function addresses that comprise said Resource and Admission Control Sub-system in the said user-data-answer message based on business.
When subscriber equipment is called out, after step b, also comprise: c. confirms as destination address with said at least two based on one in the strategy decisive function address of business; D. send message to determined destination address, with the accommodating access resource RACS.
According to a second aspect of the invention, a kind of method that in the positional information server based on the communication system of TISPAN, is used for the accommodating access resource RACS is provided, has comprised the steps: that a. receives the user data requests from Application Function; B. send user-data-answer message to said Application Function; Wherein, at least two different strategy decisive function addresses that comprise said Resource and Admission Control Sub-system in the said user-data-answer message based on business.
Preferably; Comprise two strategy decisive function addresses in the said user-data-answer message based on business; One of them strategy decisive function address based on business is mainly based on the strategy decisive function address of business; Another strategy decisive function address based on business is less important strategy decisive function address based on business; Said method also comprises step: according to predetermined policy said two are confirmed as saidly mainly based on the strategy decisive function address of business based on one in the strategy decisive function address of business, another confirms as said less important strategy decisive function address based on business; Said predetermined policy comprises any or the multinomial combination in the following:
-will the strategy decisive function address based on business corresponding confirm as saidly mainly based on the strategy decisive function address of business with the server of subscriber equipment close together, will confirm as said less important strategy decisive function address with the subscriber equipment distance corresponding strategy decisive function address of server far away based on business based on business;
-corresponding strategy decisive function the address based on business of server that memory size is big is confirmed as the corresponding strategy decisive function address based on business of the server said mainly based on the strategy decisive function address of business, that memory size is little and is confirmed as said less important strategy decisive function address based on business;
-strategy decisive function the address based on business that the fireballing server of processor processes is corresponding is confirmed as said mainly based on the strategy decisive function address of business, and said less important strategy decisive function address based on business is confirmed as in the corresponding strategy decisive function address based on business of the slow-footed server of processor processes;
-strategy decisive function the address based on business that the server of free time is corresponding is confirmed as said mainly based on the strategy decisive function address of business, and said less important strategy decisive function address based on business is confirmed as in the strategy decisive function address based on business that busy server is corresponding.
According to a third aspect of the invention we, a kind of device that in the Application Function based on the communication system of TISPAN, is used for the accommodating access resource RACS is provided, has comprised: first dispensing device is used for sending user data requests to positional information server; First receiving device is used to receive the user-data-answer message of being returned by said positional information server; Wherein, at least two different strategy decisive function addresses that comprise said Resource and Admission Control Sub-system in the said user-data-answer message based on business.
According to a forth aspect of the invention; A kind of device that in the positional information server based on the communication system of TISPAN, is used for the accommodating access resource RACS is provided; Comprise: second receiving system is used to receive the user data requests from Application Function; The 3rd dispensing device is used for sending user-data-answer message to said Application Function; Wherein, at least two different strategy decisive function addresses that comprise said Resource and Admission Control Sub-system in the said user-data-answer message based on business.
Through scheme of the present invention, can support resource accommodation control subsystem access point redundant, improve the reliability of communication network.Simultaneously, arrangements of the present invention is simple.In change during based on the strategy decisive function address of business; Only need the memory contents in the location revision information server; When Application Function inquiry positional information server; User-data-answer message through positional information server is renewable strategy decisive function address based on business, need not to reset for each Application Function.In addition, can also even if make the subscriber equipment that uses the same application functional entity, also can use different strategy decisive function address accommodating access resource RACSs according to different user equipment to the Internet resources different requirement based on business.
The various aspects of the present invention explanation of specific embodiment that will be through hereinafter and more clear.
Description of drawings
Through reading the detailed description of doing with reference to following accompanying drawing that non-limiting example is done, above-mentioned and other characteristics of the present invention will become more apparent:
Fig. 1 shows in the prior art partial structurtes sketch map based on the communication system of TISPAN;
Fig. 2 shows the partial structurtes sketch map based on the communication system of TISPAN according to an embodiment of the invention;
Fig. 3 shows the method flow diagram that is used for the accommodating access resource RACS according to an embodiment of the invention;
Fig. 4 shows the further method flow diagram according to an embodiment of the invention;
Fig. 5 shows the device block diagram that is used for the accommodating access resource RACS according to an embodiment of the invention.
Embodiment
Below in conjunction with accompanying drawing the present invention is described in further detail.
Fig. 2 shows the partial structurtes sketch map based on the communication system of TISPAN according to an embodiment of the invention.In the present embodiment, between the subscriber equipment record time, positional information server, for example connection session position and memory function CLF comprise at least two strategy decisive function addresses based on business in the user data that Application Function AF returns is replied.During subscriber equipment was called out, just said at least two of Application Function AF confirmed as destination address based on one in the strategy decisive function address of business; And to determined destination address transmission message, with the accommodating access resource RACS.In Fig. 2, only show user data and comprise two situation based on the strategy decisive function address of business in replying, they are respectively SPDF 1 and SPDF 2.Application Function AF can be respectively through SPDF 1 or SPDF 2 accommodating access resource RACSs.So, for example SPDF 1 corresponding based on the strategy decisive function server cisco unity malfunction of business the time, Application Function AF can be through redundant SPDF 2 accommodating access resource RACSs, to guarantee that subscriber equipment can access needed service.Can realize that like this Resource and Admission Control Sub-system access point is redundant, improve the reliability of communication network.Explain according to the method that is used for the accommodating access resource RACS of the present invention below in conjunction with Fig. 3.
Fig. 3 is the method flow diagram that is used for the accommodating access resource RACS according to an embodiment of the invention.Between the subscriber equipment record time, in method step S10, Application Function AF sends user data requests message to positional information server, to obtain the information about subscriber equipment.After positional information server received the user data requests message from Application Function AF, in method step S11, positional information server sent user-data-answer message to Application Function AF.Wherein, comprising in the said user-data-answer message can be as at least two different strategy decisive function address based on business of the access point of said Resource and Admission Control Sub-system.
When subscriber equipment was called out, in method step S12, Application Function AF confirmed as destination address with said at least two based on one in the strategy decisive function address of business; And in method step S13, send message subsequently to determined destination address, be resource request message in the present embodiment, with the accommodating access resource RACS.It will be appreciated by those skilled in the art that Application Function AF can send other message to determined destination address, such as the resource authorization request etc.
Be that example describes to comprise three different strategy decisive function addresses in the user-data-answer message below based on business.Three different strategy decisive function addresses based on business be respectively mainly based on the strategy decisive function address of business, for the first time will based on the strategy decisive function address of business, for the second time will be based on the strategy decisive function address of business.
In positional information server, according to predetermined policy with three different strategy decisive function addresses based on business confirm as respectively mainly based on the strategy decisive function address of business with for the first time will based on the strategy decisive function address of business, for the second time will be based on the strategy decisive function address of business.Said predetermined policy comprises any or the multinomial combination in the following:
-will confirm as mainly strategy decisive function address with the nearest corresponding strategy decisive function address of server of subscriber equipment based on business based on business; To confirm as with the subscriber equipment distance corresponding strategy decisive function address based on business of server far away slightly for the first time will be based on the strategy decisive function address of business; Will the strategy decisive function address based on business corresponding with the server of subscriber equipment furthest confirming as for the second time will be based on the strategy decisive function address of business;
The strategy decisive function address based on business is confirmed as mainly in the-strategy decisive function address based on business that memory size maximum service device is corresponding; The strategy decisive function address based on business that the server that memory size is slightly little is corresponding is confirmed as for the first time will be based on the strategy decisive function address of business; The strategy decisive function address based on business that the server that memory size is minimum is corresponding is confirmed as for the second time will be based on the strategy decisive function address of business;
The strategy decisive function address based on business is confirmed as mainly in the strategy decisive function address based on business that-server that processor speed is the fastest is corresponding; The strategy decisive function address based on business that the server that processor speed is slow slightly is corresponding is confirmed as for the first time will be based on the strategy decisive function address of business; The strategy decisive function address based on business that the server that processor speed is the slowest is corresponding is confirmed as for the second time will be based on the strategy decisive function address of business;
The strategy decisive function address based on business is confirmed as mainly in the strategy decisive function address based on business that-server that idle degree is the highest is corresponding; The strategy decisive function address based on business that the server that idle degree is low slightly is corresponding is confirmed as for the first time will be based on the strategy decisive function address of business; The strategy decisive function address based on business that the server that idle degree is minimum is corresponding is confirmed as for the second time will be based on the strategy decisive function address of business.
Should be understood that, above each item can with forms such as weighting combine as confirm mainly based on the strategy decisive function address of business, for the first time will be based on the strategy decisive function address of business and for the second time will be based on the predetermined policy of the strategy decisive function address of business etc.
For situation about comprising in the user-data-answer message more than three different strategy decisive function addresses based on business; With above-mentioned first is that example describes: can with based on the strategy decisive function address of business according to its corresponding server distance users equipment apart from ascending sort; With ordering first strategy decisive function address, be about to confirm as mainly strategy decisive function address based on business with the nearest corresponding strategy decisive function address of server of subscriber equipment based on business based on business; The strategy decisive function address based on business of ordering second is confirmed as for the first time will be based on the strategy decisive function address of business; The strategy decisive function address based on business of ordering the 3rd is confirmed as for the second time will be based on the strategy decisive function address of business; The strategy decisive function address based on business of ordering the 4th is confirmed as for the third time will be based on the strategy decisive function address of business; Or the like.
Be that example describes still to comprise three different strategy decisive function addresses in the user-data-answer message based on business.In Application Function AF, confirm as destination address with three based on one in the strategy decisive function address of business, comprising: judge mainly whether available based on the strategy decisive function address of business; If mainly can use, then will mainly confirm as destination address based on the strategy decisive function address of business based on the strategy decisive function address of business; If mainly unavailable, judge for the first time whether available based on the strategy decisive function address of business based on the strategy decisive function address of business; If will can use based on the strategy decisive function address of business for the first time, then will to confirm as destination address based on the strategy decisive function address of business for the first time; If for the first time unavailable based on the strategy decisive function address of business, with confirming as destination address based on the strategy decisive function address of business for the second time.
Similarly; For situation about comprising in the user-data-answer message more than three different strategy decisive function addresses based on business; Under for the first time will the disabled situation in strategy decisive function address based on business, can continue to judge for the second time whether available based on the strategy decisive function address of business, if will can use based on the strategy decisive function address of business for the second time; Then will to confirm as destination address based on the strategy decisive function address of business for the second time, or the like.
Application Function AF sends message to determined destination address, with the accommodating access resource RACS after will at least two confirming as destination address based on one in the strategy decisive function address of business.
In another embodiment, comprise two strategy decisive function addresses based on business in the user-data-answer message, one of them is mainly based on the strategy decisive function address of business, and another is less important strategy decisive function address based on business.In positional information server, according to predetermined policy said two to be confirmed as mainly based on the strategy decisive function address of business based on one in the strategy decisive function address of business, another confirms as less important strategy decisive function address based on business.Said predetermined policy comprises any or the multinomial combination in the following:
-will the strategy decisive function address based on business corresponding confirm as mainly based on the strategy decisive function address of business with the server of subscriber equipment close together, will confirm as less important strategy decisive function address with the subscriber equipment distance corresponding strategy decisive function address of server far away based on business based on business;
The strategy decisive function address based on business that-server that memory size is big is corresponding is confirmed as mainly based on the strategy decisive function address of business, and less important strategy decisive function address based on business is confirmed as in the strategy decisive function address based on business that the server that memory size is little is corresponding;
-strategy decisive function the address based on business that the fireballing server of processor processes is corresponding is confirmed as mainly based on the strategy decisive function address of business, and less important strategy decisive function address based on business is confirmed as in the corresponding strategy decisive function address based on business of the slow-footed server of processor processes;
-strategy decisive function the address based on business that the server of free time is corresponding is confirmed as mainly based on the strategy decisive function address of business, and less important strategy decisive function address based on business is confirmed as in the strategy decisive function address based on business that busy server is corresponding.
Should be understood that above each item can combine as confirming mainly the strategy decisive function address based on business, the predetermined policy of less important strategy decisive function address based on business with forms such as weightings.
Method step S12 shown in Fig. 3 comprises in user-data-answer message among two embodiment based on the strategy decisive function address of business; As shown in Figure 4; Comprise following steps: whether method step S121, judge mainly available based on the strategy decisive function address of business; If mainly can use, then in method step S1221, will mainly confirm as destination address based on the strategy decisive function address of business based on the strategy decisive function address of business; If mainly unavailable, then in method step S1222, destination address is confirmed as in less important strategy decisive function address based on business based on the strategy decisive function address of business.Application Function AF sends message to determined destination address, with the accommodating access resource RACS after confirming as destination address with two based on one in the strategy decisive function address of business.
Wherein, at least two can be full name domain name or IP address based on any one in the strategy decisive function address of business.Be that example describes to comprise two strategy decisive function addresses in the user-data-answer message below based on business.Can be any in the following mainly based on the strategy decisive function address of business and less important strategy decisive function address based on business:
-main and less important strategy decisive function address based on business is the full name domain name;
-main and less important strategy decisive function address based on business is the IP address;
-mainly the strategy decisive function based on business is the IP address, less important strategy decisive function address based on business is the full name domain name;
-mainly the strategy decisive function based on business is the full name domain name, the IP address of less important strategy decisive function address based on business for not obtained by aforementioned full name domain name mapping.
If mainly the strategy decisive function address based on business is the full name domain name; And less important strategy decisive function address based on business is during for the IP address that can be obtained by this full name domain name mapping, and mainly the strategy decisive function based on business is considered to identical in fact with less important strategy decisive function based on business.
Wherein, at least two based on the strategy decisive function address of business corresponding to the server that is positioned at least two geographical position.In according to one embodiment of present invention, comprise two strategy decisive function addresses in the user-data-answer message based on business.For example; Subscriber equipment for Qingdao; To confirm as mainly strategy decisive function address corresponding to the strategy decisive function address that is positioned at Qingdao, will confirm as less important strategy decisive function address corresponding to the strategy decisive function address that is positioned at Shanghai based on business based on the strategy decisive function server of business based on business based on business based on the strategy decisive function server of business based on business.Under the situation based on the strategy decisive function server cisco unity malfunction of business in Qingdao; Application Function AF can also be through less important strategy decisive function address based on business, promptly corresponding to the strategy decisive function address accommodating access resource RACS based on business based on the strategy decisive function server of business that is positioned at Shanghai.So realize the geographic redundancy of Resource and Admission Control Sub-system access point, improved the reliability of system.
Fig. 5 shows the device block diagram that is used for the accommodating access resource RACS according to an embodiment of the invention.The device 200 that is used for the accommodating access resource RACS comprising the device 100 that in Application Function, is used for the accommodating access resource RACS and at positional information server based on the communication system of TISPAN based on the communication system of TISPAN.Wherein, device 100 comprises: first dispensing device 101, first receiving device 102, first are confirmed device 103, second dispensing device 104.Device 200 comprises: second receiving system, 201, the three dispensing devices 202, and second definite device 203.
Between subscriber equipment (not shown) record time, first dispensing device 101 sends user data requests to second receiving system 201, to obtain the information about subscriber equipment.After second receiving system 201 received the user data requests message from first dispensing device 101, the 3rd dispensing device 202 sent user-data-answer message to first receiving device 102.Wherein, comprising in the said user-data-answer message can be as at least two different strategy decisive function address based on business of the access point of said Resource and Admission Control Sub-system.
When subscriber equipment was called out, device first in 100 confirmed that device 103 confirms as destination address with said at least two based on one in the strategy decisive function address of business; Sending message by second dispensing device 104 to determined destination address subsequently, is resource request message, with the accommodating access resource RACS in the present embodiment.It will be appreciated by those skilled in the art that second dispensing device 104 can send other message to determined destination address, such as the resource authorization request etc.
Be that example describes to comprise three different strategy decisive function addresses in the user-data-answer message below based on business.Three different strategy decisive function addresses based on business be respectively mainly based on the strategy decisive function address of business, for the first time will based on the strategy decisive function address of business, for the second time will be based on the strategy decisive function address of business.
Second of device 200 confirm in the device 203 according to predetermined policy with three different strategy decisive function addresses based on business confirm as respectively mainly based on the strategy decisive function address of business with for the first time will based on the strategy decisive function address of business, for the second time will be based on the strategy decisive function address of business.Said predetermined policy comprises any or the multinomial combination in the following:
-will confirm as mainly strategy decisive function address with the nearest corresponding strategy decisive function address of server of subscriber equipment based on business based on business; To confirm as with the subscriber equipment distance corresponding strategy decisive function address based on business of server far away slightly for the first time will be based on the strategy decisive function address of business; Will the strategy decisive function address based on business corresponding with the server of subscriber equipment furthest confirming as for the second time will be based on the strategy decisive function address of business;
The strategy decisive function address based on business is confirmed as mainly in the-strategy decisive function address based on business that memory size maximum service device is corresponding; The strategy decisive function address based on business that the server that memory size is slightly little is corresponding is confirmed as for the first time will be based on the strategy decisive function address of business; The strategy decisive function address based on business that the server that memory size is minimum is corresponding is confirmed as for the second time will be based on the strategy decisive function address of business;
The strategy decisive function address based on business is confirmed as mainly in the strategy decisive function address based on business that-server that processor speed is the fastest is corresponding; The strategy decisive function address based on business that the server that processor speed is slow slightly is corresponding is confirmed as for the first time will be based on the strategy decisive function address of business; The strategy decisive function address based on business that the server that processor speed is the slowest is corresponding is confirmed as for the second time will be based on the strategy decisive function address of business;
The strategy decisive function address based on business is confirmed as mainly in the strategy decisive function address based on business that-server that idle degree is the highest is corresponding; The strategy decisive function address based on business that the server that idle degree is low slightly is corresponding is confirmed as for the first time will be based on the strategy decisive function address of business; The strategy decisive function address based on business that the server that idle degree is minimum is corresponding is confirmed as for the second time will be based on the strategy decisive function address of business.
Should be understood that, above each item can with forms such as weighting combine as confirm mainly based on the strategy decisive function address of business, for the first time will be based on the strategy decisive function address of business and for the second time will be based on the predetermined policy of the strategy decisive function address of business etc.
For situation about comprising in the user-data-answer message more than three different strategy decisive function addresses based on business; With above-mentioned first is that example describes: can with based on the strategy decisive function address of business according to its corresponding server distance users equipment apart from ascending sort; With ordering first strategy decisive function address, be about to confirm as mainly strategy decisive function address based on business with the nearest corresponding strategy decisive function address of server of subscriber equipment based on business based on business; The strategy decisive function address based on business of ordering second is confirmed as for the first time will be based on the strategy decisive function address of business; The strategy decisive function address based on business of ordering the 3rd is confirmed as for the second time will be based on the strategy decisive function address of business; The strategy decisive function address based on business of ordering the 4th is confirmed as for the third time will be based on the strategy decisive function address of business; Or the like.
Be that example describes still to comprise three different strategy decisive function addresses in the user-data-answer message based on business.Confirm to confirm as destination address with three based on one in the strategy decisive function address of business in the device 103 at first of device 100, comprising: judge mainly whether available based on the strategy decisive function address of business; If mainly can use, then will mainly confirm as destination address based on the strategy decisive function address of business based on the strategy decisive function address of business; If mainly unavailable, judge for the first time whether available based on the strategy decisive function address of business based on the strategy decisive function address of business; If will can use based on the strategy decisive function address of business for the first time, then will to confirm as destination address based on the strategy decisive function address of business for the first time; If for the first time unavailable based on the strategy decisive function address of business, with confirming as destination address based on the strategy decisive function address of business for the second time.
Similarly; For situation about comprising in the user-data-answer message more than three different strategy decisive function addresses based on business; Under for the first time will the disabled situation in strategy decisive function address based on business, can continue to judge for the second time whether available based on the strategy decisive function address of business, if will can use based on the strategy decisive function address of business for the second time; Then will to confirm as destination address based on the strategy decisive function address of business for the second time, or the like.
After first confirmed that device 103 will at least two be confirmed as destination address based on one in the strategy decisive function address of business, second dispensing device 104 sent message to determined destination address, with the accommodating access resource RACS.
In another embodiment, comprise two strategy decisive function addresses based on business in the user-data-answer message, one of them is mainly based on the strategy decisive function address of business, and another is less important strategy decisive function address based on business.Confirm in the device 203 at second of device 200; According to predetermined policy said two are confirmed as mainly based on the strategy decisive function address of business based on one in the strategy decisive function address of business, another confirms as less important strategy decisive function address based on business.Said predetermined policy comprises any or the multinomial combination in the following:
-will the strategy decisive function address based on business corresponding confirm as mainly based on the strategy decisive function address of business with the server of subscriber equipment close together, will confirm as less important strategy decisive function address with the subscriber equipment distance corresponding strategy decisive function address of server far away based on business based on business;
The strategy decisive function address based on business that-server that memory size is big is corresponding is confirmed as mainly based on the strategy decisive function address of business, and less important strategy decisive function address based on business is confirmed as in the strategy decisive function address based on business that the server that memory size is little is corresponding;
-strategy decisive function the address based on business that the fireballing server of processor processes is corresponding is confirmed as mainly based on the strategy decisive function address of business, and less important strategy decisive function address based on business is confirmed as in the corresponding strategy decisive function address based on business of the slow-footed server of processor processes;
-strategy decisive function the address based on business that the server of free time is corresponding is confirmed as mainly based on the strategy decisive function address of business, and less important strategy decisive function address based on business is confirmed as in the strategy decisive function address based on business that busy server is corresponding.
Should be understood that above each item can combine as confirming mainly the strategy decisive function address based on business, the predetermined policy of less important strategy decisive function address based on business with forms such as weightings.
For comprising two embodiment in the user-data-answer message based on the strategy decisive function address of business; First of device 100 is confirmed also to comprise in the device 103: whether the first judgment means (not shown) is used to judge mainly available based on the strategy decisive function address of business; The 3rd confirms the device (not shown), but is used for mainly based on strategy decisive function address time spent of business, with mainly confirming as destination address based on the strategy decisive function address of business; Mainly when unavailable, destination address is being confirmed as in less important strategy decisive function address based on business based on the strategy decisive function address of business.After first confirmed that device 103 is confirmed as destination address with two based on one in the strategy decisive function address of business, second dispensing device 104 sent message to determined destination address, with the accommodating access resource RACS.
Wherein, at least two can be full name domain name or IP address based on any one in the strategy decisive function address of business.Be that example describes to comprise two strategy decisive function addresses in the user-data-answer message below based on business.Can be any in the following mainly based on the strategy decisive function address of business and less important strategy decisive function address based on business:
-main and less important strategy decisive function address based on business is the full name domain name;
-main and less important strategy decisive function address based on business is the IP address;
-mainly the strategy decisive function based on business is the IP address, less important strategy decisive function address based on business is the full name domain name;
-mainly the strategy decisive function based on business is the full name domain name, the IP address of less important strategy decisive function address based on business for not obtained by aforementioned full name domain name mapping.
If mainly the strategy decisive function address based on business is the full name domain name; And less important strategy decisive function address based on business is during for the IP address that can be obtained by this full name domain name mapping, and mainly the strategy decisive function based on business is considered to identical in fact with less important strategy decisive function based on business.
Wherein, at least two based on the strategy decisive function address of business corresponding to the server that is positioned at least two geographical position.In according to one embodiment of present invention, comprise two strategy decisive function addresses in the user-data-answer message based on business.For example; Subscriber equipment for Qingdao; To confirm as mainly strategy decisive function address corresponding to the strategy decisive function address that is positioned at Qingdao, will confirm as less important strategy decisive function address corresponding to the strategy decisive function address that is positioned at Shanghai based on business based on the strategy decisive function server of business based on business based on business based on the strategy decisive function server of business based on business.Under the situation based on the strategy decisive function server cisco unity malfunction of business in Qingdao; Application Function AF can also be through less important strategy decisive function address based on business, promptly corresponding to the strategy decisive function address accommodating access resource RACS based on business based on the strategy decisive function server of business that is positioned at Shanghai.So realize the geographic redundancy of Resource and Admission Control Sub-system access point, improved the reliability of system.
To those skilled in the art, obviously the invention is not restricted to the details of above-mentioned example embodiment, and under the situation that does not deviate from spirit of the present invention or essential characteristic, can realize the present invention with other concrete form.Therefore, in any case, all should regard embodiment as exemplary, and be nonrestrictive.In addition, significantly, " comprising ", other elements and step do not got rid of in a speech, and wording " one " is not got rid of plural number.A plurality of elements of stating in the device claim also can be realized by an element.The first, the second word such as grade is used for representing title, and does not represent any specific order.
Claims (15)
1. a method that in the Application Function based on the communication system of telecommunications and internet converged services and high-level network protocol, is used for the accommodating access resource RACS comprises the steps:
A. send user data requests message to positional information server;
B. receive the user-data-answer message of returning by said positional information server;
Wherein, at least two different strategy decisive function addresses that comprise said Resource and Admission Control Sub-system in the said user-data-answer message based on business.
2. method according to claim 1 is characterized in that, after said step b, also comprises:
C. confirm as destination address with said at least two based on one in the strategy decisive function address of business;
D. send message to determined destination address, with the accommodating access resource RACS.
3. method according to claim 2; It is characterized in that; Comprise two strategy decisive function addresses in the said user-data-answer message based on business; One of them strategy decisive function address based on business is mainly based on the strategy decisive function address of business; Another strategy decisive function address based on business is less important strategy decisive function address based on business, and said is any one or multinomial combination in the following with less important strategy decisive function address based on business mainly:
-said be the strategy decisive function address based on business corresponding mainly with the server of subscriber equipment close together based on the strategy decisive function address of business, the corresponding strategy decisive function address of server that said less important strategy decisive function address based on business is and the subscriber equipment distance is far away based on business;
-said be the corresponding strategy decisive function address of the big server of memory size mainly based on business based on the strategy decisive function address of business, said less important based on the little corresponding strategy decisive function address of server of the strategy decisive function addressed memory capacity of business based on business;
-said be the corresponding strategy decisive function address of the fireballing server of processor processes mainly based on business based on the strategy decisive function address of business, said less important strategy decisive function address based on business is with the corresponding strategy decisive function address based on business of the slow-footed server of processor processes;
-said be the idle corresponding strategy decisive function address of server mainly based on business based on the strategy decisive function address of business, said less important strategy decisive function address based on business is the busy corresponding strategy decisive function address based on business of server.
4. method according to claim 3 is characterized in that, said step c also comprises:
C1. judge said mainly whether available based on the strategy decisive function address of business;
If c21. saidly mainly can use, then mainly confirm as destination address based on the strategy decisive function address of business with said based on the strategy decisive function address of business;
If c22. said mainly unavailable, then destination address is confirmed as in said less important strategy decisive function address based on business based on the strategy decisive function address of business.
5. according to any described method among the claim 1-4, it is characterized in that said at least two can be full name domain name or IP address based on any one in the strategy decisive function address of business.
6. according to any described method among the claim 1-4, it is characterized in that said at least two strategy decisive function addresses based on business are corresponding to the strategy decisive function server based on business that is positioned at least two geographical position.
7. a method that in the positional information server based on the communication system of telecommunications and internet converged services and high-level network protocol, is used for the accommodating access resource RACS comprises the steps:
A. receive user data requests from Application Function;
B. send user-data-answer message to said Application Function;
Wherein, at least two different strategy decisive function addresses that comprise said Resource and Admission Control Sub-system in the said user-data-answer message based on business.
8. method according to claim 7; It is characterized in that; Comprise two strategy decisive function addresses in the said user-data-answer message based on business; One of them strategy decisive function address based on business is mainly based on the strategy decisive function address of business, and another strategy decisive function address based on business is less important strategy decisive function address based on business, and said method also comprises the steps:
According to predetermined policy said two are confirmed as saidly mainly based on the strategy decisive function address of business based on one in the strategy decisive function address of business, another confirms as said less important strategy decisive function address based on business;
Said predetermined policy comprises any or the multinomial combination in the following:
-will the strategy decisive function address based on business corresponding confirm as saidly mainly based on the strategy decisive function address of business with the server of subscriber equipment close together, will confirm as said less important strategy decisive function address with the subscriber equipment distance corresponding strategy decisive function address of server far away based on business based on business;
-corresponding strategy decisive function the address based on business of server that memory size is big is confirmed as the corresponding strategy decisive function address based on business of the server said mainly based on the strategy decisive function address of business, that memory size is little and is confirmed as said less important strategy decisive function address based on business;
-strategy decisive function the address based on business that the fireballing server of processor processes is corresponding is confirmed as said mainly based on the strategy decisive function address of business, and said less important strategy decisive function address based on business is confirmed as in the corresponding strategy decisive function address based on business of the slow-footed server of processor processes;
-strategy decisive function the address based on business that the server of free time is corresponding is confirmed as said mainly based on the strategy decisive function address of business, and said less important strategy decisive function address based on business is confirmed as in the strategy decisive function address based on business that busy server is corresponding.
9. according to claim 7 or 8 described methods, it is characterized in that said at least two can be full name domain name or IP address based on any one in the strategy decisive function address of business.
10. according to claim 7 or 8 described methods, said at least two strategy decisive function addresses based on business are corresponding to the strategy decisive function server based on business that is positioned at least two geographical position.
11. a device that in the Application Function based on the communication system of telecommunications and internet converged services and high-level network protocol, is used for the accommodating access resource RACS comprises:
First dispensing device is used for sending user data requests to positional information server;
First receiving device is used to receive the user-data-answer message of being returned by said positional information server;
Wherein, at least two different strategy decisive function addresses that comprise said Resource and Admission Control Sub-system in the said user-data-answer message based on business.
12. device according to claim 11 is characterized in that, also comprises:
First confirms device, is used for said at least two based on the strategy decisive function address of business one are confirmed as destination address;
Second dispensing device is used for sending message to determined address, with the accommodating access resource RACS.
13. device according to claim 12; It is characterized in that; Comprise two strategy decisive function addresses in the said user-data-answer message based on business; One of them strategy decisive function address based on business is mainly based on the strategy decisive function address of business; Another strategy decisive function address based on business is less important strategy decisive function address based on business, and said is any one or multinomial combination in the following with less important strategy decisive function address based on business mainly:
-said be the strategy decisive function address based on business corresponding mainly with the server of subscriber equipment close together based on the strategy decisive function address of business, the corresponding strategy decisive function address of server that said less important strategy decisive function address based on business is and the subscriber equipment distance is far away based on business;
-said be the corresponding strategy decisive function address of the big server of memory size mainly based on business based on the strategy decisive function address of business, said less important based on the little corresponding strategy decisive function address of server of the strategy decisive function addressed memory capacity of business based on business;
-said be the corresponding strategy decisive function address of the fireballing server of processor processes mainly based on business based on the strategy decisive function address of business, said less important strategy decisive function address based on business is with the corresponding strategy decisive function address based on business of the slow-footed server of processor processes;
-said be the idle corresponding strategy decisive function address of server mainly based on business based on the strategy decisive function address of business, said less important strategy decisive function address based on business is the busy corresponding strategy decisive function address based on business of server.
14. a device that in the positional information server based on the communication system of telecommunications and internet converged services and high-level network protocol, is used for the accommodating access resource RACS comprises:
Second receiving system is used to receive the user data requests from Application Function;
The 3rd dispensing device is used for sending user-data-answer message to said Application Function;
Wherein, at least two different strategy decisive function addresses that comprise said Resource and Admission Control Sub-system in the said user-data-answer message based on business.
15. device according to claim 14; It is characterized in that; Comprise two strategy decisive function addresses in the said user-data-answer message based on business; One of them strategy decisive function address based on business is mainly based on the strategy decisive function address of business, and another strategy decisive function address based on business is less important strategy decisive function address based on business, and said device also comprises:
Second confirms device; Be used for according to predetermined policy said two based on the strategy decisive function address of business one being confirmed as said mainly based on the strategy decisive function address of business, another confirms as said less important strategy decisive function address based on business;
Said predetermined policy comprises any or the multinomial combination in the following:
-will the strategy decisive function address based on business corresponding confirm as saidly mainly based on the strategy decisive function address of business with the server of subscriber equipment close together, will confirm as said less important strategy decisive function address with the subscriber equipment distance corresponding strategy decisive function address of server far away based on business based on business;
-corresponding strategy decisive function the address based on business of server that memory size is big is confirmed as the corresponding strategy decisive function address based on business of the server said mainly based on the strategy decisive function address of business, that memory size is little and is confirmed as said less important strategy decisive function address based on business;
-strategy decisive function the address based on business that the fireballing server of processor processes is corresponding is confirmed as said mainly based on the strategy decisive function address of business, and said less important strategy decisive function address based on business is confirmed as in the corresponding strategy decisive function address based on business of the slow-footed server of processor processes;
-strategy decisive function the address based on business that the server of free time is corresponding is confirmed as said mainly based on the strategy decisive function address of business, and said less important strategy decisive function address based on business is confirmed as in the strategy decisive function address based on business that busy server is corresponding.
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008156782A2 (en) * | 2007-06-19 | 2008-12-24 | Sand Holdings, Llc | Devices and methods for automatic reset of monitored network network equipment |
| CN101764855A (en) * | 2009-12-30 | 2010-06-30 | 福建星网锐捷网络有限公司 | Method, device and system for providing domain name resolution services |
| CN101766007A (en) * | 2007-07-27 | 2010-06-30 | 艾利森电话股份有限公司 | Methods and systems for providing racf configuration information |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008156782A2 (en) * | 2007-06-19 | 2008-12-24 | Sand Holdings, Llc | Devices and methods for automatic reset of monitored network network equipment |
| CN101766007A (en) * | 2007-07-27 | 2010-06-30 | 艾利森电话股份有限公司 | Methods and systems for providing racf configuration information |
| CN101764855A (en) * | 2009-12-30 | 2010-06-30 | 福建星网锐捷网络有限公司 | Method, device and system for providing domain name resolution services |
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