CN101465790B - Method, system and equipment for implementing resource admittance control - Google Patents
Method, system and equipment for implementing resource admittance control Download PDFInfo
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- CN101465790B CN101465790B CN2007101797124A CN200710179712A CN101465790B CN 101465790 B CN101465790 B CN 101465790B CN 2007101797124 A CN2007101797124 A CN 2007101797124A CN 200710179712 A CN200710179712 A CN 200710179712A CN 101465790 B CN101465790 B CN 101465790B
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Abstract
The invention discloses a method and a system for realizing resource admittance control, a border entity device and a resource admittance control device, belonging to packet network technical field. The method includes the following steps: acquiring a second-address-field address of a target border entity device according to a first-address-field destination address in the operation flow information; determining an operation flow path; and if the resource status of the operation flow path satisfies the service quality requirement of the operation flow, passing the resource admittance. The system comprises at least one data network, a border entity device and a resource admittance control device. The border entity device comprises a downlink interface, an address enquiry module, a path enquiry module and a resource admittance enquiry module. The resource admittance control device comprises a resource status menu generation module and a resource admittance control module. Through the technical proposal, resource can be dynamically admitted and allocated according to operation requirements at real time to realize service quality control at application stream level.
Description
Technical field
The present invention relates to the packet network technologies field, particularly a kind of method, system, boundary solid equipment and resource access control equipment of realizing the resource access control.
Background technology
Along with the development of technology, telecommunications network has been finished smoothly by the transition of analogue technique to digital technology, is carrying out by the transition of TDM (Time-Division Multiplexing, time division multiplexing) technology to packet-switch technology.ATM (Asynchronous Transfer Mode, asynchronous transfer mode) group technology is the representative of this transition, but because technical difficulty is large and commercial operation is unsuccessful, the second step transition of telecommunications network is also unrealized.Early 1990s, based on IP (Internet Protocol, the IP agreement) the Internet of group technology is expanded into rapidly a global macroreticular that is enough to contend with telecommunications network owing to the application of Web technology has obtained great success, and then extends to telecommunication service.So telecommunications network has been introduced the IP group technology, and whole telecommunication services are carried on the IP network, expectation realizes thus by the transition of TDM technology to group technology.
But, in this course, since typical case one the Internet of existing IP network be one free and open, the packet network that does not have unified management mechanism, its design concept is exactly free schema and non-profile business prototype, caused the dangerous of the Internet, trustless, lack management, service quality lacks assurance, make a lot of important commercial business nets, and higher data interconnection business and the real-time video traffic of quality of service requirement, can't guarantee that it is loaded into safely public IP and goes on the net, the IP group technology can not be born the responsibility telecommunications network by the important task of TDM technology to the group technology transition.
For this reason, propose a kind of hierarchy sequential address packet network (HSAPN, Hierarchical and Sequential Address Packet Network) in the prior art, such as the common telecommunication grouping data net, realized the second step transition of telecommunications network.As shown in Figure 1, this system comprises at least one HSAPN net, most individual IP network or ATM net, FR (Frame Relay, frame relay) net is (because IP network is the most widely network of current application, so below mainly describe as an example of IP network example), and most boundary solid (ED) equipment, IP network is connected with the HSAPN net by ED equipment; Also comprise at least one address translation entity (ADT) in each HSAPN net; All devices and ED equipment in the HSAPN net are furnished with a HSAPN address, and all devices in the IP network and ED equipment all are assigned the IP address, and the mapping relations between IP address and the HSAPN address are kept in the interior address mapping table of ADT.This hierarchy sequential address Packet Based Network HSAPN is the Packet Based Network for the telecommunications purpose, and it is used for the at present already present whole telecommunication services of industry of carrying, and can guarantee that the telecommunication service of its carrying can provide and the professional same services quality of conventional telecommunications.It can carry Internet service, and the ability identical with existing the Internet is provided, and supports the at present already present whole Internet services of industry, and it can also be used to from now on issuable other business of carrying.
Although proposed overall solution in the existing hierarchy sequential address packet network technology, do not proposed the method for concrete guaranteeing service quality (QoS, Quality of Service), the access control of realization resource.
On the other hand, along with the fast development of the Internet, current is the conversion of finishing by address mapping device between the two-stage address field in Routing expansion, mobility, many ownership field etc.But in having the packet network based on the IP technology of finishing the conversion of two-stage address field by address mapping device now, the concrete method that guarantees service quality, realizes the resource access control is not proposed yet.
Summary of the invention
In order to guarantee service quality, realize the resource access control, the embodiment of the invention provides a kind of method and system of realizing the resource access control.Described technical scheme is as follows:
A kind of method that realizes the resource access control,
According to the first address field destination address inquire address mapping table in the described Business Stream information, the second address field address that obtains purpose boundary solid equipment;
According to the second address field address of source boundary solid equipment and the second address field address lookup route topological figure of described purpose boundary solid equipment, determine service flow path;
Judge whether the resource situation of described service flow path satisfies the QoS requirement of Business Stream, if satisfy, then described path is by the resource access.
A kind of system that realizes the resource access control, described system comprises:
At least one data network;
Boundary solid equipment, described boundary solid equipment specifically comprises:
Downstream interface is used for obtaining Business Stream information;
The address lookup module is used for the first address field destination address inquire address mapping table according to described Business Stream information, the second address field address that obtains purpose boundary solid equipment;
The path query module is used for determining service flow path according to the second address field address of source boundary solid equipment and the second address field address of described purpose boundary solid equipment;
Resource access enquiry module is used for sending resource access query requests to resource access control equipment, and receives the resource access decision-making that described resource access control equipment sends;
Resource access control equipment, described resource access control equipment comprises:
The resource situation table generates module, is used for generating, safeguarding the resource situation table of whole net;
Resource access control module is used for receiving the request of the resource situation information of inquiring about described service flow path, judges whether the resource situation of described service flow path satisfies the QoS requirement of Business Stream, if satisfy, then described path is by the resource access; Send described path by the resource access to described boundary solid equipment;
Wherein said resource access control equipment comprises:
The resource situation table generates module, is used for generating, safeguarding the resource situation table of whole net;
Resource access control module is used for receiving the request of the resource situation information of inquiring about described service flow path, judges whether the resource situation of described service flow path satisfies the QoS requirement of Business Stream, if satisfy, then described path is by the resource access; Send described path by the resource access to described boundary solid equipment.
A kind of boundary solid equipment, described boundary solid equipment specifically comprises:
Downstream interface is used for obtaining Business Stream information;
The address lookup module is used for the first address field destination address inquire address mapping table according to described Business Stream information, the second address field address that obtains purpose boundary solid equipment;
The path query module is used for determining service flow path according to the second address field address of source boundary solid equipment and the second address field address of described purpose boundary solid equipment;
Resource access enquiry module is used for sending resource access query requests to resource access control equipment, and receives the resource access decision-making that described resource access control equipment sends.
A kind of resource access control equipment, described equipment comprises:
The resource situation table generates module, is used for generating, safeguarding the resource situation table of whole net;
Resource access control module is used for the request of the resource situation information of reception inquiry business flow path, judges whether the resource situation of described service flow path satisfies the QoS requirement of Business Stream, if satisfy, then described path is by the resource access; Send described path by the resource access to boundary solid equipment;
Wherein said boundary solid equipment comprises:
Downstream interface is used for obtaining Business Stream information;
The address lookup module is used for the first address field destination address inquire address mapping table according to described Business Stream information, the second address field address that obtains purpose boundary solid equipment;
The path query module is used for determining service flow path according to the second address field address of source boundary solid equipment and the second address field address of described purpose boundary solid equipment;
Resource access enquiry module is used for sending resource access query requests to described resource access control equipment, and receives the resource access decision-making that described resource access control equipment sends.
Adopt the described technical scheme of the embodiment of the invention, by making a strategic decision to the access control of resource access control equipment query resource, can carry out to the resource situation of network statistics and the control of the overall situation, can in real time, dynamically carry out access and the distribution of resource according to business demand, realize using the meticulous service quality control of stream level.
Description of drawings
Fig. 1 is HSAPN network diagram in the prior art;
Fig. 2 is the method flow diagram of the realization resource access control that provides in the embodiment of the invention 1;
Fig. 3 is the method flow diagram of the realization resource access control that provides in the embodiment of the invention 2;
Fig. 4 is centralized resources access control mode schematic diagram in the HSAPN network that provides of the embodiment of the invention 1;
Fig. 5 is distributed resource access control mode schematic diagram in the HSAPN network that provides of the embodiment of the invention 1;
Fig. 6 is the system construction drawing of the realization resource access control that provides of the embodiment of the invention 3;
Fig. 7 is the boundary solid equipment structure chart that the embodiment of the invention 3 provides.
Embodiment
For making the purpose, technical solutions and advantages of the present invention clearer, embodiment of the present invention is described further in detail below in conjunction with accompanying drawing.
Embodiment 1
The embodiment of the invention adds resource admission control function (RAC at hierarchy sequential address packet network, Resource Admission Control), unified management, control resource make ED equipment provide accurate quality of service guarantee and the control of service quality route for using stream.
The service network of HSAPN can be IP network, ATM net, FR net, because IP network is the most widely network of current application, so followingly mainly describe as an example of IP network example.
As shown in Figure 2, the concrete steps of the embodiment of the invention are as follows:
Step 101: obtain Business Stream information.
The downstream interface of source ED equipment obtains the Business Stream information of sending from IP network.Business Stream information comprises: service stream classification rule, priority, service quality rating, bandwidth demand, source and destination IP address information etc.Wherein, the service stream classification rule comprises port level service stream classification rule and/or user class service stream classification rule and/or uses stream level service stream classification rule.
The service stream classification table includes but not limited to following information: traffic stream identifier, priority, service quality rating, bandwidth demand, routing information.Set up respectively the list items such as traffic stream identifier in the service stream classification table, priority, service quality rating, bandwidth demand according to information such as the rule of the service stream classification in the Business Stream information, priority, service quality rating, bandwidth demands.When service traffics change, adjust the service stream classification table according to the variation of these service traffics.
The service stream classification table can be also can obtain by following approach: static configuration, directly obtain described Business Stream information from the business control device of IP network.
Step 102: search address mapping table, determine the HSAPN address of purpose ED equipment.
Source ED equipment is according to the purpose IP address of this Business Stream, initiate the address lookup request to ADT, ADT searches the HSAPN address of the ED equipment under the purpose IP address according to request, namely according to the mapping table of IP address and HSAPN address, determine the HSAPN address of purpose ED, and the result is returned to source ED equipment.
If Business Stream is from ATM or FR net, can be according to purpose ATM or FR address, in ADT, search the HSAPN address under purpose ATM or the FR address.
Step 103: according to the HSAPN address of source ED equipment and purpose ED equipment, determine the path from source ED equipment to purpose ED equipment on the HSAPN network.
Initiate the path query request by source ED equipment to control and management equipment, control and management equipment is according to the HSAPN address of source ED equipment and the HSAPN address of purpose ED equipment, (this chart recording the route topological information of whole net to search the topological chart of route (or network), after having collected the routing link state information of the whole network by control and management equipment, unified calculation generates), just determined a paths from source ED equipment to purpose ED equipment.This path can be based on not towards the path of the forwarding of packets of connected mode, also can be based on the path of connection-oriented label forwarding.
Step 104: resource access decision-making.
Source ED equipment sends the request of resource access to resource access control equipment, (resource access control equipment obtains the route topological information of whole net from control and management equipment, and according to the resource bid situation of this route topological information and each Business Stream, generate the resource situation table, the condition information that the resources such as bandwidth of the whole net of this table record are used).
Resource access control equipment is according to the resource situation in the resource access requesting query current network, obtain the resource situation corresponding with the path of calculating in the step 103, judge whether the resource situation of this paths satisfies the QoS requirement of this Business Stream, resource satisfies then to be passed through, namely agree the resource access, and the decision information of resource access is sent it back source ED equipment; Otherwise, do not satisfy then refusal.
After source ED equipment is received the decision information of the resource access that resource access control equipment sends, if this decision information is to agree the resource access, then the path of this access is recorded in the routing information in the service stream classification table, this path can be the HSAPN address of the vpn tunneling, tunnel or the purpose ED that have built up in advance in the HSAPN network; If refusal resource access does not then record any routing information, also can as required, the decision-making of refusing this path resource access be recorded in the service stream classification table.
In the present embodiment, the function of RAC namely can be integrated in control and management equipment and the ED equipment, also can independently realize in the equipment.The working method of RAC can be concentrated, and also can distribute.
As shown in Figure 4, under the intensive work mode, the inquiry of resource situation and decision-making are finished by the RAC functional module in the control and management equipment, ED equipment is according to the demand of incoming traffic stream, query resource condition information in the RAC functional module in the control and management equipment, made a strategic decision according to the resource situation information in this path by the RAC functional module in the control and management equipment, ED equipment carries out concrete operation according to the decision-making of RAC functional module.
As shown in Figure 5, under the distribution working method, main RAC in the control and management equipment is unified to be issued to resource situation information in the sub-RAC functional module in each ED equipment, carried out inquiry and the decision-making of resource situation according to the QoS requirement of Business Stream by the sub-RAC of each ED equipment, ED equipment carries out concrete operation according to the decision-making of sub-RAC functional module; Resource situation information after sub-RAC functional module will be distributed afterwards feeds back to main RAC, carries out refreshing of resource situation by it, and is issued to each ED equipment neutron RAC, finishes the synchronous of resource information.
So far, the service stream classification table is set up and is finished.Datum plane can directly be searched forwarding, the processing that the service stream classification table carries out user data according to the message of identical services stream.Concrete steps are as follows:
The downstream interface of step 105:ED equipment (interface that links to each other with IP network) receives traffic data from service network.
Step 106: search the service stream classification table according to traffic data.
Step 107: the traffic data that enters described HSAPN net is classified and processed.
The upstream Interface of step 108:ED equipment (interface that links to each other with the HSAPN net) sends traffic data to the HSAPN network.
The present embodiment is by increasing resource access control equipment to the arbitration functions in path at hierarchy sequential address packet network, can carry out to the resource situation of network statistics and the access control of the overall situation, can in real time, dynamically carry out access and the distribution of resource according to business demand, realize using the meticulous service quality control of stream level, service quality is guaranteed.
Embodiment 2
The embodiment of the invention is by in the packet network based on the IP technology of finishing the conversion of two-stage address field at address mapping device, add resource access control (RAC, Resource Admission Control), unified management, control resource make ED equipment provide accurate quality of service guarantee and the control of service quality route for using stream.
Internet can be divided into two parts, and a part is transit (transmission) network, is in the center of network; Another part is edge (edge) network, is in the marginal position of network.In the technology that current Locator/ID separates, current IP address field is separated into host identification territory and network identity territory, the host identification territory is used for unique representative main frame, is applied to edge network; The network identity territory is used for being transmitted as purpose, is applied to transmission network.Finish interconnectedly between two networks by border router (border router is hereinafter to be referred as BR), finish conversion between the address field by address mapping device between the two-stage address field.
As shown in Figure 3, the concrete steps of the embodiment of the invention are as follows:
Step 201: obtain Business Stream information.
Downstream interface at source BR obtains the Business Stream information of sending from edge network.Business Stream information comprises: service stream classification rule, priority, service quality rating, bandwidth demand, source and destination IP address information etc.Wherein, the service stream classification rule comprises port level service stream classification rule and/or user class service stream classification rule and/or uses stream level service stream classification rule.
The service stream classification table includes but not limited to following information: traffic stream identifier, priority, service quality rating, bandwidth demand, routing information.Set up respectively the list items such as traffic stream identifier in the service stream classification table, priority, service quality rating, bandwidth demand according to information such as the rule of the service stream classification in the Business Stream information, priority, service quality rating, bandwidth demands.When service traffics change, adjust the service stream classification table according to the variation of these service traffics.
The service stream classification table can obtain by following approach: static configuration, directly obtain described Business Stream information from the business control device of IP network.
Step 202: search address mapping table, determine the network identification addresses of purpose BR equipment.
Source BR equipment is according to the destination host home address of this Business Stream, initiate the address lookup request to address mapping device, address mapping device is searched the network identification addresses of the BR under the destination host home address according to request, namely according to the mapping table of host identification address and network identification addresses, determine the network identification addresses of purpose BR, and the result is returned to source BR equipment.
Step 203: according to the network identification addresses of source BR and purpose BR, determine the path from source BR to purpose BR on transmission network.
By source BR according to the network identification addresses of source BR and the network identification addresses of purpose BR, (this chart recording the route topological information of whole net to search the route topological chart, can be in BR, also can be in an independent concentrated path computation equipment), just determined a paths from source BR to purpose BR.This path can be based on not towards the path of the forwarding of packets of connected mode, also can be based on the path of connection-oriented label forwarding.
Step 204: resource access decision-making.
Source ED equipment sends the request of resource access to resource access control equipment, (condition information that the resources such as bandwidth of the whole net of resource access control equipment records are used).
Resource access control equipment is according to the resource situation in the resource access requesting query current network, obtain the resource situation corresponding with the path of calculating in the step 203, judge whether the resource situation of this paths satisfies the QoS requirement of this Business Stream, resource satisfies then to be passed through, namely agree the resource access, and the decision information of resource access is sent it back source ED equipment; Otherwise, do not satisfy then refusal.
After source ED equipment is received the decision information of the resource access that resource access control equipment sends, if this decision information is to agree the resource access, then the path of this access is recorded in the routing information in the service stream classification table, this path can be the tunnel built up in advance in the transmission network or the network identification addresses of purpose BR; If refusal resource access does not then record any routing information, also can as required, the decision-making of refusing this path resource access be recorded in the service stream classification table.
In the present embodiment, the function of RAC namely can be integrated among the BR, also can independently realize in the equipment.The working method of RAC can be concentrated, and also can distribute.
Under the intensive work mode, the inquiry of resource situation and decision-making are finished by the RAC functional module, BR is according to the demand of incoming traffic stream, query resource condition information in the RAC functional module in the control and management equipment, made a strategic decision according to the resource situation information in this path by the RAC functional module in the control and management equipment, ED equipment carries out concrete operation according to the decision-making of RAC functional module.
Under the distribution working method, main RAC is unified to be issued to resource situation information in the sub-RAC functional module among each BR, carried out inquiry and the decision-making of resource situation according to the QoS requirement of Business Stream by the sub-RAC of each BR, ED equipment carries out concrete operation according to the decision-making of sub-RAC functional module; Resource situation information after sub-RAC functional module will be distributed afterwards feeds back to main RAC, carries out refreshing of resource situation by it, and is issued to BR neutron RAC, finishes the synchronous of resource information.
So far, the service stream classification table is set up and is finished, and datum plane can directly be searched forwarding, the processing that the service stream classification table carries out user data according to the message of identical services stream.Concrete steps are as follows:
The downstream interface of step 205:BR (interface that links to each other with edge network) obtains Business Stream information.
Step 206: search the service stream classification table according to traffic data.
Step 207: the traffic data that enters transmission network is classified and processed.
The up outgoing interface of step 208:BR (interface that links to each other with transmission network) sends traffic data to transmission network.
The present embodiment by address mapping device finish two-stage address field conversion based on increasing the arbitration functions of resource access control equipment to the path in the packet network of IP technology, can carry out to the resource situation of network statistics and the access control of the overall situation, can in real time, dynamically carry out access and the distribution of resource according to business demand, realize using the meticulous service quality control of stream level, service quality is guaranteed.
Embodiment 3
The embodiment of the invention has proposed a kind of system that realizes the resource access control, and by adding resource admission control function module on the net at existing HSAPN, unified management and control resource make ED equipment provide accurate service quality and route control for using stream.As shown in Figure 6, this system comprises:
At least one data network;
Boundary solid equipment is used for obtaining Business Stream information; According to the first address field destination address inquire address mapping table in the described Business Stream information, the second address field address that obtains purpose boundary solid equipment; According to the second address field address of source boundary solid equipment and the second address field address lookup route topological figure of described purpose boundary solid equipment, determine service flow path; Send the request of resource access to resource access control equipment;
Resource access control equipment is for the resource situation table that generates, safeguards whole net; Receive the resource access request of boundary solid equipment, judge whether the resource situation of described service flow path satisfies the QoS requirement of Business Stream, if satisfy, then described path is by the resource access; And to the decision-making of described boundary solid equipment transmission resource access.
As shown in Figure 7, boundary solid equipment specifically comprises:
Downstream interface is used for obtaining Business Stream information;
The address lookup module is used for the first address field destination address inquire address mapping table according to described Business Stream information, the second address field address that obtains purpose boundary solid equipment;
The path query module is used for determining service flow path according to the second address field address of source boundary solid equipment and the second address field address of described purpose boundary solid equipment;
Resource access enquiry module is used for sending resource access query requests to described resource access control equipment, and receives the resource access decision-making that described resource access control equipment sends.
Above-mentioned boundary solid equipment can also comprise:
The service stream classification table is set up module, is used for setting up the service stream classification table according to described Business Stream information and described path by the resource access;
Upstream Interface is used for transmitting Business Stream after the described processing according to described service stream classification information path.As preferred embodiment, resource access control equipment is arranged in described boundary solid.
As another preferred embodiment, resource access control equipment is arranged in the control and management equipment of described boundary solid and described data network.
In addition, boundary solid equipment can also comprise:
The configuration management interface is used for configuring network interface and tactical management interface;
Package module: be used for message that the message of the first address field is packaged into the second address field according to the second address field address and the message format of purpose boundary solid;
The HSAPN protocol process module is used for control, coordinates the work between package module, route and the upstream Interface;
Route is used for generating routing table, instructs the forwarding of HSAPN message.
As another kind of feasible program, the described technical scheme of the embodiment of the invention also can be applied to finish in the packet network based on the IP technology of two-stage address field conversion by address mapping device, data network can be the packet network based on the IP technology of finishing the conversion of two-stage address field at address mapping device, and described the first address field is the host identification address; Described the second address field address is network identification addresses, and described boundary solid equipment is border router.Be dissolved in the content class narrated in the present embodiment in other seemingly, repeat no more.
The embodiment of the invention realized the resource access control, thereby service quality is guaranteed by increasing resource access control equipment.
This programme also is applicable to any other novel public grouping teledata net.Wherein, control and management equipment also can be that the structure of layering, classification realizes.
The above only is preferred embodiment of the present invention, and is in order to limit the present invention, within the spirit and principles in the present invention not all, any modification of doing, is equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (16)
1. a method that realizes the resource access control is characterized in that, described method comprises:
Obtain Business Stream information;
According to the first address field destination address inquire address mapping table in the described Business Stream information, the second address field address that obtains purpose boundary solid equipment;
According to the second address field address of source boundary solid equipment and the second address field address lookup topological diagram of described purpose boundary solid equipment, determine service flow path;
Judge whether the resource situation of described service flow path satisfies the QoS requirement of Business Stream, if satisfy, then described path is by the resource access.
2. the method for realization resource as claimed in claim 1 access control is characterized in that, describedly judges that whether the resource situation of described service flow path satisfies the QoS requirement of Business Stream, specifically comprises:
Resource situation in the inquiry current network is obtained resource situation corresponding to described service flow path, judges whether the resource situation in described path satisfies the QoS requirement of described Business Stream.
3. the method for realization resource as claimed in claim 1 access control is characterized in that, described method also comprises:
Set up the service stream classification table according to described Business Stream information and described path by the resource access.
4. the method for realization resource as claimed in claim 3 access control is characterized in that, described method also comprises:
Obtain traffic data;
Search described service stream classification table according to described traffic data;
Traffic data is classified and process according to the service stream classification information that finds;
Transmit traffic data after the described processing according to the path in the described service stream classification information.
5. such as the method for the described realization resource of any one access control among the claim 1-4, it is characterized in that, described the first address field comprises IP address, atm address or FR address at least; Described the second address field address is the hierarchy sequential address packet network address.
6. such as the method for the described realization resource of any one access control among the claim 1-4, it is characterized in that, described the first address field is the host identification address; Described the second address field address is network identification addresses, and described boundary solid equipment is border router.
7. a system that realizes the resource access control is characterized in that, described system comprises:
At least one data network;
Boundary solid equipment, described boundary solid equipment specifically comprises:
Downstream interface is used for obtaining Business Stream information;
The address lookup module is used for the first address field destination address inquire address mapping table according to described Business Stream information, the second address field address that obtains purpose boundary solid equipment;
The path query module is used for determining service flow path according to the second address field address of source boundary solid equipment and the second address field address of described purpose boundary solid equipment;
Resource access enquiry module is used for sending resource access query requests to resource access control equipment, and receives the resource access decision-making that described resource access control equipment sends;
Resource access control equipment, described resource access control equipment comprises:
The resource situation table generates module, is used for generating, safeguarding the resource situation table of whole net;
Resource access control module is used for receiving the request of the resource situation information of inquiring about described service flow path, judges whether the resource situation of described service flow path satisfies the QoS requirement of Business Stream, if satisfy, then described path is by the resource access; Send described path by the resource access to described boundary solid equipment.
8. the system of realization resource as claimed in claim 7 access control is characterized in that, described boundary solid equipment also comprises:
The service stream classification table is set up module, is used for setting up the service stream classification table according to described Business Stream information and described path by the resource access.
9. the system of realization resource as claimed in claim 7 access control is characterized in that, described resource access control equipment is arranged in the control and management equipment of described data network.
10. the system of realization resource as claimed in claim 7 access control is characterized in that, described resource access control equipment is arranged in the control and management equipment of described boundary solid equipment and described data network.
11. the system such as the described realization resource of any one access control among the claim 7-10 is characterized in that described data network is the hierarchy sequential address Packet Based Network; Described the first address field comprises IP address, atm address or FR address at least; Described the second address field address is the hierarchy sequential address packet network address.
12. the system such as the described realization resource of any one access control among the claim 7-10, it is characterized in that, described data network is for finishing the packet network based on the IP technology of two-stage address field conversion at address mapping device, described the first address field is the host identification address; Described the second address field address is network identification addresses, and described boundary solid equipment is border router.
13. a boundary solid equipment is characterized in that, described boundary solid equipment specifically comprises:
Downstream interface is used for obtaining Business Stream information;
The address lookup module is used for the first address field destination address inquire address mapping table according to described Business Stream information, the second address field address that obtains purpose boundary solid equipment;
The path query module is used for determining service flow path according to the second address field address of source boundary solid equipment and the second address field address of described purpose boundary solid equipment;
Resource access enquiry module is used for sending resource access query requests to resource access control equipment, and receives the resource access decision-making that described resource access control equipment sends;
Wherein said resource access control equipment comprises:
The resource situation table generates module, is used for generating, safeguarding the resource situation table of whole net;
Resource access control module is used for receiving the request of the resource situation information of inquiring about described service flow path, judges whether the resource situation of described service flow path satisfies the QoS requirement of Business Stream, if satisfy, then described path is by the resource access; Send described path by the resource access to described boundary solid equipment.
14. boundary solid equipment as claimed in claim 13 is characterized in that, described boundary solid equipment also comprises:
The service stream classification table is set up module, is used for setting up the service stream classification table according to described Business Stream information and described path by the resource access.
15. a resource access control equipment is characterized in that, described equipment comprises:
The resource situation table generates module, is used for generating, safeguarding the resource situation table of whole net;
Resource access control module is used for the request of the resource situation information of reception inquiry business flow path, judges whether the resource situation of described service flow path satisfies the QoS requirement of Business Stream, if satisfy, then described path is by the resource access; Send described path by the resource access to boundary solid equipment;
Wherein said boundary solid equipment comprises:
Downstream interface is used for obtaining Business Stream information;
The address lookup module is used for the first address field destination address inquire address mapping table according to described Business Stream information, the second address field address that obtains purpose boundary solid equipment;
The path query module is used for determining service flow path according to the second address field address of source boundary solid equipment and the second address field address of described purpose boundary solid equipment;
Resource access enquiry module is used for sending resource access query requests to described resource access control equipment, and receives the resource access decision-making that described resource access control equipment sends.
16. resource access control equipment as claimed in claim 15 is characterized in that, described resource access control equipment is arranged in the control and management equipment of data network or is arranged in control and management equipment and the boundary solid equipment of data network.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101797124A CN101465790B (en) | 2007-12-17 | 2007-12-17 | Method, system and equipment for implementing resource admittance control |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1523834A (en) * | 2003-02-20 | 2004-08-25 | ��Ϊ��������˾ | IP network service quality assurance method and system |
| CN1585403A (en) * | 2004-05-27 | 2005-02-23 | 上海交通大学 | Service quality controlling method for light Internet network |
| CN1731757A (en) * | 2004-08-05 | 2006-02-08 | 华为技术有限公司 | Method and system for providing QoS assurance in edge router |
| CN1832448A (en) * | 2005-03-08 | 2006-09-13 | 华为技术有限公司 | Method for implementing resource preretention of inserted allocation mode in next network |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1523834A (en) * | 2003-02-20 | 2004-08-25 | ��Ϊ��������˾ | IP network service quality assurance method and system |
| CN1585403A (en) * | 2004-05-27 | 2005-02-23 | 上海交通大学 | Service quality controlling method for light Internet network |
| CN1731757A (en) * | 2004-08-05 | 2006-02-08 | 华为技术有限公司 | Method and system for providing QoS assurance in edge router |
| CN1832448A (en) * | 2005-03-08 | 2006-09-13 | 华为技术有限公司 | Method for implementing resource preretention of inserted allocation mode in next network |
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