CN101217783B - Method for controlling user access network and its device - Google Patents
Method for controlling user access network and its device Download PDFInfo
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- CN101217783B CN101217783B CN2007103080154A CN200710308015A CN101217783B CN 101217783 B CN101217783 B CN 101217783B CN 2007103080154 A CN2007103080154 A CN 2007103080154A CN 200710308015 A CN200710308015 A CN 200710308015A CN 101217783 B CN101217783 B CN 101217783B
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Abstract
The embodiment of the invention provides a method and a piece of equipment which control a network access of a subscriber. The method comprises that the resource allocation demand is launched according to a network side subscriber surface entity by the equipment which controls the network access of the subscriber, a bandwidth which is distributed to the subscriber is obtained, and whether the subscriber is accessed into the network is controlled by a comparison result between the bandwidth which is distributed to the subscriber according to the demand by the equipment which controls the network access of the subscriber and a residual bandwidth between the equipment which controls the network access of the subscriber and the network side subscriber surface entity. By the technical proposal which is provided by the invention embodiment, whether the subscriber is accessed into the network is controlled according to network resource state and the communication quality of subscribers is ensured.
Description
Technical field
The present invention relates to communication technical field, particularly a kind of method and equipment thereof of controlling user access network.
Background technology
Along with the development of the communications industry, Internet protocol (IP, the Internet Protocol) technology of maturation is applied to has become a kind of trend in the communication network.Use the IP technology can realize the whole network IPization, therefore make networking mode become simple and easy, and can reduce cost.
But in IP network, because Internet resources dynamically distribute, and the total bandwidth of distributing to all users in this network is fixed, therefore when the user who requires access network is more and more, can not whether insert according to the situation control user of Internet resources, will make and insert the situation generation that the user produces time delay and packet loss increase, for example, in network uses the section in rush hour, the number of users of access network is at ordinary times a lot of times, the user of Jie Ruing will have time delay so, even the generation of the situation of packet loss, can reduce significantly like this and insert the user's communications quality.
In carrying out the invention process, the inventor finds that there are the following problems at least in the prior art: in the technical scheme that prior art provides, because can not be according to the situation of Internet resources control user access network whether, therefore when the access customer number amount is excessive, can causes and insert the reduction of user's communications quality.
Summary of the invention
In view of this, be necessary to propose a kind of method and equipment thereof of controlling user access network, can be according to the situation of Internet resources control user access network whether.
The embodiment of the invention provides a kind of method of controlling user access network, comprising:
Obtain the remaining bandwidth between control user access network equipment and the network side user entity;
The resource allocation request that control user access network equipment is initiated according to network side is known the bandwidth that need distribute to the user;
Described control user access network equipment is distributed to user's the bandwidth and the comparative result of the remaining bandwidth between control user access network equipment and the network side user entity according to described needs, and described user is carried out network insertion control.
The embodiment of the invention provides a kind of control user access network equipment, comprising:
Receiving element is used to receive the resource allocation request that network side user entity is initiated;
The bandwidth calculation unit is used for the resource allocation request that receives according to described receiving element, knows the bandwidth that need distribute to the user;
Remaining bandwidth obtains the unit, is used to obtain to control the remaining bandwidth between user access network equipment and the network side user entity;
Control unit is used for distributing to user's bandwidth and described remaining bandwidth according to the needs that described bandwidth calculation unit obtains and obtains comparative result between the remaining bandwidth that the unit obtains, and described user is carried out network insertion control.
The method of the control user access network that provides by the embodiment of the invention, can distribute to user's bandwidth and the comparative result between the remaining bandwidth between control user access network equipment and the medium control gateway as required, control whether access network of user, therefore can guarantee to insert the user's communications quality.
Description of drawings
Fig. 1 controls the flow chart of method first embodiment of user access network for the present invention;
Fig. 2 controls the flow chart of method second embodiment of user access network for the present invention;
Fig. 3 controls the structure chart of an embodiment of user access network equipment for the present invention.
Embodiment
The embodiment of the invention provides a kind of method and equipment thereof of controlling user access network.For making technical scheme of the present invention clearer, below with reference to accompanying drawing and enumerate embodiment, the present invention is described in more detail.
Please refer to Fig. 1, for the present invention controls the flow chart of method first embodiment of user access network, in the present embodiment, control user access network equipment is radio network controller (RNC, Radio NetworkController), and the user is by the RNC access network.
Described control user access network detailed process comprises:
Step 101:RNC obtains the remaining bandwidth between itself and the network side user entity.
RNC can obtain before user access network after the remaining bandwidth between itself and the network side user entity in advance, can also obtain the remaining bandwidth between itself and the network side user entity in the user access network process in real time.
In the present embodiment, network side user entity can comprise Media Gateway Controller (MGW, MediaGateway) and mobile switching centre (MSC, Mobile Switching Center).In the present embodiment, RNC obtain and network side user entity between bandwidth can obtain bandwidth between itself and the MGW for: RNC.
Bandwidth between RNC and the MGW can be configured in advance, and its concrete mode can realize pairing bandwidth by configuration of IP address.Described IP address is to the corresponding relation between the IP address of the IP address that refers to RNC and user datagram protocol (UDP, User Datagram Protocol) port numbers and MGW and the udp port number.
For example in certain local area network (LAN), a MGW (its IP address and UDP are respectively IPA and UDPA) controls a plurality of RNC, and (RNC 1, and its IP address and UDP are respectively IP1 and UDP1; RNC 2, and its IP address and UDP are respectively IP2 and UDP2), and the bandwidth between configuration RNC1 and MGW, RNC2 and the MGW is respectively bandwidth 1, bandwidth 2, that is: IP1+UDP1～IPA+UDPA configured bandwidth 1, IP2+UDP2～IPA+UDPA configured bandwidth 2.
The user can revise the bandwidth that disposes between described RNC and the MGW as required and inquire about between described RNC and the MGW and used or remaining bandwidth.
Simultaneously, operator can also carry out block service to the bandwidth between RNC and the MGW, does not promptly allow other users again by described RNC and MGW access network.
Step 102:RNC receives the request of the resource allocation of network side user entity initiation;
In the present embodiment, the request that RNC receives the resource allocation of network side user entity initiation is specially:
The user sends the request (RAB Assignment Request) of setting up radio bearer to described RNC, asks described RNC to distribute bandwidth resources for the user.
The described parameter of carrying radio bearer in the request of radio bearer of setting up, for example service quality (QoS, Quality of Service) information.
For, IU-FLEX and A FLEX networking, a RNC links to each other with a plurality of network side user entities, therefore before the request of the resource allocation that step 102 RNC reception network side user entity is initiated, also comprises:
RNC according to and each network side user entity between bandwidth, the call request of user access network is linked into corresponding network side user entity.
Step 103: described RNC is known the bandwidth that need distribute to the user according to the request of described resource allocation;
Step 104: whether the bandwidth that judgement need be distributed to the user exceeds the remaining bandwidth between described RNC and the MGW, if not, then carry out step 105, if then carry out step 106;
Step 105: the bandwidth that described RNC distributes needs to the user allows user access network, and refreshes the remaining bandwidth between described RNC and the MGW.
Step 106: control whether access network of user according to the remaining bandwidth between other RNC and the MGW.
Describedly control the user according to the remaining bandwidth between other RNC and the MGW whether access network can adopt following manner:
Steps A: judge whether remaining bandwidth is arranged between other RNC and the MGW;
Step B: if, then in contiguous RNC, select the RNC that remaining bandwidth is arranged, described RNC is gone up the lower user of priority switch on the RNC of selection, and the above remaining bandwidth of described RNC was distributed to the user after switching finished, if not, then refuse to distribute bandwidth resources for the user.
In addition, in the step 104, exceed the remaining bandwidth between described RNC and the MGW, can also adopt whether access network of following manner control user if judge the bandwidth need distribute to the user:
Step a: described RNC inquires about whether the calling of access network can reduce the bandwidth that takies, if, then described RNC sends the described request (RABModify Request) of calling out corresponding carrying of revising to MSC, request MSC reduces the shared bandwidth of calling of described access network, obtains new remaining bandwidth;
For example, the calling of the initial access network of setting up of MSC is video telephone (VP, Video Phone) call out, and MSC, has carried secondary and has set up or revised cell (Second Setup or Modify Item) during to described RNC in the call request that sends described access network.When the needed bandwidth of the calling of new access surpassed remaining bandwidth between described RNC and the MGW, described RNC sent RABModify Request to MSC, and request is revised described VP and called out and be the less audio call of occupied bandwidth.
Step b: described RNC is that the resource allocation request that network side user entity is initiated is distributed bandwidth resources according to new remaining bandwidth.
If all do not have remaining bandwidth between described RNC and other RNC and the MGW, then can give MSC by notification message, the follow-up call request of request MSC refusal by described RNC access network, the address, udp port number (be IP address to) of carrying the IP address, udp port number of described RNC and MGW in the described notification message; If the resource congestion situation is alleviated between described RNC or other RNC and the MGW, when remaining bandwidth occurring, send a notification message again to MSC, request MSC allows follow-up call request by described RNC access network.
Please refer to Fig. 2, for the present invention controls the flow chart of method second embodiment of user access network, in the present embodiment, control user access network equipment is base station controller (BSC, Base StationController), the user is by the BSC access network, and described BSC can be the BSC of A mouth IPization.
Described control user access network detailed process comprises:
Step 201: obtain the remaining bandwidth between BSC acquisition and the network side user entity.
Bandwidth between BSC acquisition and the network side user entity is specially: the bandwidth between BSC acquisition and the MGW.
Bandwidth between BSC and the MGW can be configured in advance, and its concrete mode can realize pairing bandwidth by configuration of IP address.Described IP address is to the corresponding relation between the IP address of the IP address that refers to BSC and udp port number and MGW and the udp port number.
The user can revise the bandwidth that disposes between described BSC and the MGW as required and inquire about between local terminal BSC and the MGW and used or remaining bandwidth.
Simultaneously, operator can also carry out block service to the bandwidth between BSC and the MGW, does not promptly allow other users again by described BSC and MGW access network.
Step 202:BSC receives the request of the resource allocation of network side user entity initiation;
For, IU-FLEX and A FLEX networking, a RNC links to each other with a plurality of network side user entities, therefore before the request of the resource allocation that step 202RNC reception network side user entity is initiated, also comprises:
RNC according to and each network side user entity between bandwidth, the call request of user access network is linked into corresponding network side user entity.
Step 203: described BSC is known the bandwidth that need distribute to the user according to the request of described resource allocation;
Step 204: whether the bandwidth that judgement need be distributed to the user exceeds the remaining bandwidth between described BSC and the MGW, if not, then carry out step 205, if then carry out step 206;
Step 205: the bandwidth that described BSC distributes needs to the user allows user access network, and refreshes the remaining bandwidth between described BSC and the MGW.
Step 206: control whether access network of user according to the remaining bandwidth between other BSC and the MGW.
Describedly control the user according to the remaining bandwidth between other BSC and the MGW whether access network can adopt following manner:
Steps A: judge whether remaining bandwidth is arranged between other BSC and the MGW;
Step B: if, then in contiguous BSC, select the BSC that remaining bandwidth is arranged, described BSC is gone up the lower user of priority switch on the BSC of selection, and switching finished on the described BSC in back remaining bandwidth and distribute to the user, if not, then refuse to distribute bandwidth resources for the user.
If all do not have remaining bandwidth between described BSC and other BSC and the MGW, then can give MSC by notification message, the follow-up call request of request MSC refusal by described BSC access network, the address, udp port number (be IP address to) of carrying the IP address, udp port number of described BSC and MGW in the described notification message; If the resource congestion situation is alleviated between described BSC or other BSC and the MGW, when remaining bandwidth occurring, send a notification message again to MSC, request MSC allows follow-up call request by described BSC access network.
Method first embodiment and second embodiment by the invention described above control user access network, control user access network equipment can be distributed to user's bandwidth and the comparative result between the remaining bandwidth between control user access network equipment and the medium control gateway as required, control whether access network of user, therefore can guarantee to insert the user's communications quality.
Please refer to Fig. 3, control the structure chart of an embodiment of user access network equipment for the present invention.Described control user access network equipment comprises that receiving element 31, bandwidth calculation unit 32, remaining bandwidth obtain unit 33, control unit 34.
Described receiving element 31 is used to receive the call request of Client-initiated access network;
Described bandwidth calculation unit 32 is used for the call request of the access network that received according to described receiving element 31, knows the bandwidth that need distribute to the user;
Carry the parameter of setting up carrying in the call request of described access network, qos parameter for example, the bandwidth that need distribute to the user is known according to the parameter of described foundation carrying in described bandwidth calculation unit 32.
Described remaining bandwidth obtains unit 33, is used to obtain to control the remaining bandwidth between user access network equipment and the network side user entity;
Corresponding bandwidth between the IP address that described control user access network equipment and the remaining bandwidth between the network side user entity are specifically accused system user access network equipment and the IP address of Media Gateway Controller.
Described control unit 34 is used for distributing to user's bandwidth and described remaining bandwidth according to the needs that described bandwidth calculation unit 32 obtains and obtains the unit and obtain comparative result between 33 the remaining bandwidth, and whether the control user access network.
Described control user access network equipment can be radio network controller or base station controller.
Described control user access network equipment can also comprise:
Access unit is used for obtaining bandwidth between that the unit obtains and the network side user entity according to described remaining bandwidth, and the call request of user access network is linked into corresponding network side user entity.
The control unit of described control user access network equipment can further include:
Judging unit is used to judge that described needs distribute to user's bandwidth and whether exceed described remaining bandwidth and obtain the remaining bandwidth that the unit obtains;
Allocation units are when being used for judged result when described judging unit and being described needs and distributing to user's bandwidth and do not exceed described remaining bandwidth and obtain remaining bandwidth that the unit obtains, for described user distributes bandwidth;
Switch unit, when being used for judged result when described judging unit and being described needs and distributing to user's bandwidth and exceed described remaining bandwidth and obtain remaining bandwidth that the unit obtains, control whether access network of user according to the remaining bandwidth between other control user access network equipment and the network side user entity.
Its concrete mode is:
Judge between other control user access network equipment and the network side user entity whether remaining bandwidth is arranged, if, then the lower user of priority on the described control user access network equipment is switched on other control user access network equipment, and described remaining bandwidth was distributed to the user after switching finished, if not, then refuse to distribute bandwidth resources for the user.
The control unit of described control user access network equipment can further include:
Judging unit is used to judge that described needs distribute to user's bandwidth and whether exceed described remaining bandwidth and obtain the remaining bandwidth that the unit obtains;
Allocation units are when being used for judged result when described judging unit and being described needs and distributing to user's bandwidth and do not exceed described remaining bandwidth and obtain remaining bandwidth that the unit obtains, for described user distributes bandwidth;
Updating block is used for reducing the shared bandwidth of calling of access network to the network side request, obtains new remaining bandwidth, and is the resource allocation request distribution bandwidth resources of network side user entity initiation according to new remaining bandwidth.
Embodiment by above-mentioned control user access network equipment, can distribute to the comparative result between the remaining bandwidth of user's bandwidth and control user access network equipment and network side user entity as required, control whether access network of user, therefore can guarantee to insert the user's communications quality.
The method and the equipment thereof of the control user access network that provides by the embodiment of the invention, control user access network equipment can be distributed to user's bandwidth and the comparative result between the remaining bandwidth between control user access network equipment and the network side user entity as required, control whether access network of user, therefore can guarantee to insert the user's communications quality.
More than a kind of method and equipment thereof of controlling user access network that the embodiment of the invention provided is described in detail, used specific case herein principle of the present invention and execution mode are set forth, the explanation of above embodiment just is used to help to understand disclosed technical scheme; Simultaneously, for one of ordinary skill in the art, according to thought of the present invention, the part that all can change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention.
Claims (11)
1. a method of controlling user access network is characterized in that, described method comprises:
Obtain the remaining bandwidth between control user access network equipment and the network side user entity;
The resource allocation request that control user access network equipment is initiated according to network side is known the bandwidth that need distribute to the user;
Judge that described needs distribute to user's bandwidth and whether exceed remaining bandwidth between described control user access network equipment and the network side user entity; If, then control whether access network of user according to the remaining bandwidth between other control user access network equipment and network side user entities, if not, then described control user access network equipment distributes bandwidth resources for the user; Perhaps,
Judge that described needs distribute to user's bandwidth and whether exceed remaining bandwidth between described control user access network equipment and the network side user entity; If, then radio network controller reduces the shared bandwidth of calling of access network to the network side request, obtain new remaining bandwidth, and be that the resource allocation request that network side user entity is initiated is distributed bandwidth resources according to new remaining bandwidth, if not, then described control user access network equipment distributes bandwidth resources for the user.
2. the method for control user access network according to claim 1 is characterized in that, the concrete mode of remaining bandwidth that obtains between control user access network equipment and the network side user entity is:
Corresponding remaining bandwidth between the IP address that obtains control user access network equipment and the IP address of Media Gateway Controller.
3. the method for control user access network according to claim 1 is characterized in that, described whether the access network detailed process comprises according to the remaining bandwidth control user between other control user access network equipment and the network side user entity:
Judge between other control user access network equipment and the Media Gateway Controller whether remaining bandwidth is arranged, if, then the lower user of priority on the described control user access network equipment is switched on other control user access network equipment, and the described remaining bandwidth after switching finished is distributed to the user, if not, then refuse to distribute bandwidth resources for the user.
4. the method for control user access network according to claim 3 is characterized in that, described refusal also comprises for the user distributes bandwidth resources afterwards:
The follow-up call request of described control user access network device request mobile switching centre's refusal by described control user access network equipment access network.
5. the method for control user access network according to claim 1 is characterized in that, the resource allocation request that described control user access network equipment is initiated according to network side user entity knows that the bandwidth that need distribute to the user also comprises before:
According to the bandwidth between control user access network equipment and the network side user entity, the call request of user access network is linked into the network side user entity of correspondence.
6. a control user access network equipment is characterized in that, comprising:
Receiving element is used to receive the resource allocation request that network side user entity is initiated;
The bandwidth calculation unit is used for the resource allocation request that receives according to described receiving element, knows the bandwidth that need distribute to the user;
Remaining bandwidth obtains the unit, is used to obtain to control the remaining bandwidth between user access network equipment and the network side user entity;
Control unit is used for distributing to user's bandwidth and described remaining bandwidth according to the needs that described bandwidth calculation unit obtains and obtains comparative result between the remaining bandwidth that the unit obtains, and described user is carried out network insertion control;
Described control unit further comprises:
Judging unit is used to judge that described needs distribute to user's bandwidth and whether exceed described remaining bandwidth and obtain the remaining bandwidth that the unit obtains;
Allocation units are when being used for judged result when described judging unit and being described needs and distributing to user's bandwidth and do not exceed described remaining bandwidth and obtain remaining bandwidth that the unit obtains, for described user distributes bandwidth;
Switch unit, when being used for judged result when described judging unit and being described needs and distributing to user's bandwidth and exceed described remaining bandwidth and obtain remaining bandwidth that the unit obtains, control whether access network of user according to the remaining bandwidth between other control user access network equipment and the network side user entity.
7. control user access network equipment according to claim 6 is characterized in that, described control user access network equipment also comprises:
Access unit is used for obtaining bandwidth between that the unit obtains and the network side user entity according to described remaining bandwidth, and the call request of user access network is linked into corresponding network side user entity.
8. control user access network equipment according to claim 6 is characterized in that, described control user access network equipment is radio network controller or base station controller.
9. a control user access network equipment is characterized in that, comprising:
Receiving element is used to receive the resource allocation request that network side user entity is initiated;
The bandwidth calculation unit is used for the resource allocation request that receives according to described receiving element, knows the bandwidth that need distribute to the user;
Remaining bandwidth obtains the unit, is used to obtain to control the remaining bandwidth between user access network equipment and the network side user entity;
Control unit is used for distributing to user's bandwidth and described remaining bandwidth according to the needs that described bandwidth calculation unit obtains and obtains comparative result between the remaining bandwidth that the unit obtains, and described user is carried out network insertion control;
Described control unit further comprises:
Judging unit is used to judge that described needs distribute to user's bandwidth and whether exceed described remaining bandwidth and obtain the remaining bandwidth that the unit obtains;
Allocation units are when being used for judged result when described judging unit and being described needs and distributing to user's bandwidth and do not exceed described remaining bandwidth and obtain remaining bandwidth that the unit obtains, for described user distributes bandwidth;
Updating block is used for reducing the shared bandwidth of calling of access network to the network side request, obtains new remaining bandwidth, and is the resource allocation request distribution bandwidth resources of network side user entity initiation according to new remaining bandwidth.
10. control user access network equipment according to claim 9 is characterized in that, described control user access network equipment also comprises:
Access unit is used for obtaining bandwidth between that the unit obtains and the network side user entity according to described remaining bandwidth, and the call request of user access network is linked into corresponding network side user entity.
11. control user access network equipment according to claim 9 is characterized in that, described control user access network equipment is radio network controller or base station controller.
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| CN2007103080154A CN101217783B (en) | 2007-12-29 | 2007-12-29 | Method for controlling user access network and its device |
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| CN102405651B (en) * | 2009-02-09 | 2015-02-18 | 蓝博士有限公司 | Wireless multi-user audio system |
| CN103595701A (en) * | 2012-08-17 | 2014-02-19 | 鸿富锦精密工业（深圳）有限公司 | Gateway, and method for establishing network voice communication by use of same |
| CN102905318B (en) * | 2012-09-28 | 2015-05-27 | 华为技术有限公司 | Method, network server and access network (AN) for downlink bandwidth allocation in network |
| CN104429116B (en) * | 2013-02-28 | 2019-01-15 | 华为技术有限公司 | Wireless resource allocation method and equipment |
| CN109151976B (en) * | 2018-09-07 | 2022-01-11 | 广东电网有限责任公司 | Network access power control method and system, computer device and storage medium |
| CN114866474B (en) * | 2022-04-29 | 2023-07-25 | 鹏城实验室 | Method, device, system and storage medium for scheduling cooperative traffic of end network |
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