CN101282298A - Method and device for regulating bandwidth - Google Patents

Method and device for regulating bandwidth Download PDF

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Publication number
CN101282298A
CN101282298A CNA2008100976564A CN200810097656A CN101282298A CN 101282298 A CN101282298 A CN 101282298A CN A2008100976564 A CNA2008100976564 A CN A2008100976564A CN 200810097656 A CN200810097656 A CN 200810097656A CN 101282298 A CN101282298 A CN 101282298A
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bandwidth
tunnel
resource
control function
resources
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黎定军
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ZTE Corp
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ZTE Corp
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Abstract

The invention discloses a bandwidth adjusting method, which comprises: resource containing control function/resource containing control sub system notices the channel to adjust the bandwidth resource for the channel via the net managing system according to the using rate, vacant rate of the channel bandwidth resource or the bandwidth resource that the service needs. The invention also provides a bandwidth adjusting device. The invention can achieve the distribution of the network bandwidth resource corresponding to the multi-protocol label exchanging/streaming engineering channel.

Description

Bandwidth method of adjustment and device
Technical field
The present invention relates to the communications field, relate in particular to a kind of bandwidth method of adjustment and device.
Background technology
International Standards Organization such as ITU-T, TISPAN, IETF are all in the correlative study of actively carrying out next generation network (Next Generation Network abbreviates NGN as) and the formulation of standard at present.Wherein, because multiprotocol label switching (Multi-Protocol Label Switch, abbreviate MPLS as)/traffic engineering (Traffic Engineering abbreviates TE as) technology has characteristics such as service quality is strong, manageability, is used as one of core technology of bearer network in the NGN network.
At present, the ietf standard tissue mainly adopts the pattern of management for the foundation in MPLS/TE tunnel, promptly by network management system (Network Management System, abbreviate NMS as)/operation management (Operating and Management abbreviates OAM as) controls the foundation in MPLS/TE tunnel.The mainly instruction of setting up corresponding tunnel to the initiation of tunnel head node by NMS/OAM, the tunnel head node receives this instruction back and sets up signaling (for example RSVP signaling) to subsequent node initiation corresponding tunnel, thereby realizes fully control and the monitoring of network manager to the network traffics trend.
Fig. 1 shows resource accommodating control function (the Resource Admission Control Function of ITU-TNGN in the prior art, abbreviate RACF as) Organization Chart, its primary structure comprises: transmit resource and carry out functional unit (Transport ResourceEnforcement Function Entity, abbreviate TRE-FE as), policy enforcement function unit (Function Entity, abbreviate PE-FE as), transmit resource control function units (TransportResource Control Function Entity, abbreviate TRC-FE as), strategy decisive function unit (Function Entity abbreviates PD-FE as);
Wherein, the Rc interface is responsible for transmitting the network topology of network (Transport Functions) and the collection of resource information, and the collection feedback of the use of the resource in the network operation process;
The Rs interface is responsible for service control layer (SCF) and is carried out the request of service conversation and abstract resource with the PD-FE that transmits network control preparative layer (RACF).
The Rt interface is responsible for PD-FE and is carried out the request and the distribution of session, Internet resources with the TRC-FE that transmits net;
The Ri interface is responsible for the cross-domain communication between the PD-FE;
The Rp interface is responsible for the intra-area communication between the TRC-FE;
The Rn interface does not have specific definition at present.
Wherein, the explanation of the concrete function of above-mentioned each functional unit and interface sees also ITU-TY.RACF standard and the definition of other relevant criterion.
In ITU-T NGN and TISPAN NGN, by Resource and Admission Control Sub-system (Resource Admission Control Subsystem, abbreviate RACS as)/RACF distributes the distribution of MPLS/TE tunnel resource (for example to) to the Internet resources of carrying, and is responsible for the execution of resource allocation by the TRE-FE of transport layer.
But, how to distribute for corresponding network bandwidth resources in the MPLS/TE tunnel of RACF/RACS in the existing technical scheme not provide concrete solution, therefore, need a kind of scheme that can address this problem.
Summary of the invention
Consider the problem that how corresponding network bandwidth resources distributes in the MPLS/TE tunnel that needs a kind of technology to solve RACF/RACS in the correlation technique and propose the present invention, for this reason, main purpose of the present invention is to provide a kind of bandwidth method of adjustment and device, to address the above problem.
According to an aspect of the present invention, provide a kind of bandwidth method of adjustment.
Bandwidth method of adjustment according to the embodiment of the invention comprises: resource accommodating control function/Resource and Admission Control Sub-system is adjusted the bandwidth resources in tunnel by network management system notice tunnel according to utilization rate, idleness or the professional required bandwidth resources of tunnel bandwidth resource.
Wherein, the operation of the bandwidth resources in tunnel being adjusted by network management system notice tunnel is specially: resource accommodating control function/Resource and Admission Control Sub-system sends bandwidth adjustment indication to network management system, wherein, carry the bandwidth adjustment information in the bandwidth adjustment indication; Network management system is to the head node forwarding bandwidth adjustment indication in tunnel; Node in the tunnel obtains bandwidth adjustment indication successively, and according to the bandwidth adjustment information, the bandwidth resources in tunnel is adjusted.
Preferably, under the situation that resource accommodating control function/Resource and Admission Control Sub-system is adjusted the bandwidth resources in tunnel according to the utilization rate of tunnel bandwidth resource, the operation of adjusting is specially: when the bandwidth resources utilization rate in tunnel reaches the bandwidth resources utilization rate threshold value that sets in advance, resource accommodating control function/Resource and Admission Control Sub-system sends bandwidth adjustment indication to network management system, wherein, the bandwidth adjustment information of carrying in the bandwidth adjustment indication is represented the bandwidth that the tunnel need increase.
Preferably, under the situation that resource accommodating control function/Resource and Admission Control Sub-system is adjusted the bandwidth resources in tunnel according to the idleness of tunnel bandwidth resource, the operation of adjusting is specially: when the idleness of tunnel bandwidth resource reaches the bandwidth resources idleness threshold value that sets in advance, resource accommodating control function/Resource and Admission Control Sub-system sends bandwidth adjustment indication to network management system, wherein, the bandwidth adjustment information of carrying in the allocated bandwidth adjustment indication is represented the bandwidth that the tunnel need reduce.
Preferably, the operation of according to the bandwidth resources of business the bandwidth resources in tunnel being adjusted at resource accommodating control function/Resource and Admission Control Sub-system is specially: resource accommodating control function/Resource and Admission Control Sub-system obtains service request, wherein, carry professional needed bandwidth in the service request; Resource accommodating control function/Resource and Admission Control Sub-system is mapped to business on the tunnel, and judges that whether the tunnel usable bandwidth resources is more than or equal to the needed bandwidth of business; Be judged as under the situation that is, resource accommodating control function/Resource and Admission Control Sub-system is with the business of partly or entirely distributing in the tunnel usable bandwidth resources; Otherwise resource accommodating control function/Resource and Admission Control Sub-system sends bandwidth adjustment indication to network management system, wherein, the bandwidth adjustment information of carrying in the bandwidth adjustment indication is represented the bandwidth that the tunnel need increase, network management system is to the head node forwarding bandwidth adjustment indication in tunnel, node in the tunnel obtains bandwidth adjustment indication successively, and increase the bandwidth of tunnel needs increase according to the bandwidth adjustment information after, with the business of partly or entirely distributing in the tunnel usable bandwidth resources.
Further, this method also comprises: after service ending, resource accommodating control function/Resource and Admission Control Sub-system will be distributed to professional bandwidth and redistribute to the tunnel.
Preferably, adjustment indication in above-mentioned broadband comprises one of following: RSVP signaling, CR-LDP signaling.
According to a further aspect in the invention, provide a kind of bandwidth adjusting device.
The bandwidth adjusting device comprises according to an embodiment of the invention: determination module, be positioned at resource accommodating control function/Resource and Admission Control Sub-system side, and be used for determining utilization rate, idleness or the professional required bandwidth of tunnel bandwidth resource; First notification module is positioned at resource accommodating control function/Resource and Admission Control Sub-system side, is used for according to the utilization rate of determining, idleness or professional required bandwidth, and the notice network management system is adjusted the bandwidth resources in tunnel; Second notification module is positioned at the network management system side, is used to notify the tunnel that the bandwidth resources in tunnel are adjusted.
Preferably, first notification module is used for sending bandwidth adjustment indication to network management system, wherein, carries the bandwidth adjustment information in the bandwidth adjustment indication;
Preferably, second notification module is used for the head node forwarding bandwidth adjustment indication to the tunnel.
Preferably, this device also comprises: adjusting module, be positioned at the tunnel side, and the node that is used for the tunnel obtains bandwidth adjustment indication successively, and according to the bandwidth adjustment information, the bandwidth resources in tunnel is adjusted.
By above-mentioned at least one technical scheme of the present invention, can realize corresponding network bandwidth resources in the MPLS/TE tunnel is distributed.
Description of drawings
Accompanying drawing is used to provide further understanding of the present invention, and constitutes the part of specification, is used from explanation the present invention with embodiments of the invention one, is not construed as limiting the invention.In the accompanying drawings:
Fig. 1 is the resource accommodating control function Organization Chart according to the ITU-TNGN of correlation technique;
Fig. 2 is the flow chart according to the bandwidth method of adjustment of the embodiment of the invention;
Fig. 3 is the detailed process flow chart according to the bandwidth method of adjustment of the embodiment of the invention;
Fig. 4 is the detailed process flow chart according to the tunnel establishing method of the inventive method embodiment;
Fig. 5 is the schematic diagram according to the bandwidth adjusting device of apparatus of the present invention embodiment.
Embodiment
Describe the present invention in detail below in conjunction with accompanying drawing.
Method embodiment
According to the embodiment of the invention, provide a kind of bandwidth method of adjustment.
Fig. 2 is the flow chart according to the bandwidth method of adjustment of the embodiment of the invention, and as shown in Figure 2, this method may further comprise the steps:
Step S202, resource accommodating control function/Resource and Admission Control Sub-system determine utilization rate, idleness or the professional required bandwidth resources of tunnel bandwidth resource;
Step S204, resource accommodating control function/Resource and Admission Control Sub-system is adjusted the bandwidth resources in this tunnel by network management system notice tunnel according to utilization rate, idleness or the professional required bandwidth resources of the tunnel bandwidth resource of determining.
By the technical scheme that the embodiment of the invention provides, can realize corresponding network bandwidth resources in the MPLS/TE tunnel is distributed.
Wherein, in step S204, the operation of the bandwidth resources in tunnel being adjusted by network management system notice tunnel is specially: resource accommodating control function/Resource and Admission Control Sub-system sends bandwidth adjustment indication to network management system, wherein, carries the bandwidth adjustment information in the bandwidth adjustment indication; Network management system is to the head node forwarding bandwidth adjustment indication in tunnel; Node in the tunnel obtains bandwidth adjustment indication successively, and according to the bandwidth adjustment information, the bandwidth resources in tunnel is adjusted.
Preferably, in step S204, under the situation that resource accommodating control function/Resource and Admission Control Sub-system is adjusted the bandwidth resources in tunnel according to the utilization rate of tunnel bandwidth resource, the operation of adjusting is specially: when the bandwidth resources utilization rate in tunnel reaches the bandwidth resources utilization rate threshold value that sets in advance, resource accommodating control function/Resource and Admission Control Sub-system sends bandwidth adjustment indication to network management system, wherein, the bandwidth adjustment information of carrying in the bandwidth adjustment indication is represented the bandwidth that the tunnel need increase.
Preferably, in step S204, under the situation that resource accommodating control function/Resource and Admission Control Sub-system is adjusted the bandwidth resources in tunnel according to the idleness of tunnel bandwidth resource, the operation of adjusting is specially: when the idleness of tunnel bandwidth resource reaches the bandwidth resources idleness threshold value that sets in advance, resource accommodating control function/Resource and Admission Control Sub-system sends bandwidth adjustment indication to network management system, wherein, the bandwidth adjustment information of carrying in the allocated bandwidth adjustment indication is represented the bandwidth that the tunnel need reduce.
Preferably, in step S204, the operation of according to the bandwidth resources of business the bandwidth resources in tunnel being adjusted at resource accommodating control function/Resource and Admission Control Sub-system is specially: resource accommodating control function/Resource and Admission Control Sub-system obtains service request, wherein, carry professional needed bandwidth in the service request; Resource accommodating control function/Resource and Admission Control Sub-system is mapped to business on the tunnel, and judges that whether the tunnel usable bandwidth resources is more than or equal to the needed bandwidth of business; Be judged as under the situation that is, resource accommodating control function/Resource and Admission Control Sub-system is with the business of partly or entirely distributing in the tunnel usable bandwidth resources; Otherwise resource accommodating control function/Resource and Admission Control Sub-system sends bandwidth adjustment indication to network management system, wherein, the bandwidth adjustment information of carrying in the bandwidth adjustment indication is represented the bandwidth that the tunnel need increase, network management system is to the head node forwarding bandwidth adjustment indication in tunnel, node in the tunnel obtains bandwidth adjustment indication successively, and increase the bandwidth of tunnel needs increase according to the bandwidth adjustment information after, with the business of partly or entirely distributing in the tunnel usable bandwidth resources; And after service ending, resource accommodating control function/Resource and Admission Control Sub-system will be distributed to professional bandwidth and redistribute to the tunnel.
Preferably, adjustment indication in above-mentioned broadband comprises one of following: RSVP signaling, CR-LDP signaling.
Fig. 3 is the detailed process flow chart according to the bandwidth method of adjustment of the inventive method embodiment, and as shown in Figure 3, this method may further comprise the steps:
Step S301, resource accommodating control function/Resource and Admission Control Sub-system (RACF/RACS) is collected the bandwidth resources information in tunnel;
Step S302, RACF/RACS obtain after the service conversation request service conversation to be mapped to corresponding MPLS/TE tunnel, and check the available bandwidth situation in this tunnel;
If the bandwidth resources in this tunnel are enough available, then distribute corresponding M PLS/TE tunnel bandwidth resource to give this service conversation stream;
If the bandwidth resources in this tunnel are enough not available, then send MPLS/TE tunnel bandwidth distribution instruction (that is, bandwidth adjustment indication mentioned above) to network management system (NMS/OAM), this MPLS/TE tunnel bandwidth distribution instruction is carried the assignment information of tunnel bandwidth;
In addition, when also can reaching certain utilization rate in the bandwidth resources when this MPLS/TE tunnel, RACF/RACS initiates MPLS/TE tunnel bandwidth distribution instruction to NMS/OAM, this signaling is carried the assignment information of tunnel bandwidth, promptly when reaching the tunnel utilization rate threshold value that sets in advance, the utilization rate in tunnel initiates MPLS/TE tunnel bandwidth distribution instruction to NMS/OAM, this threshold value can be provided with according to actual needs, has flexibility;
After step S303, NMS/OAM received above-mentioned MPLS/TE tunnel bandwidth distribution instruction, NMS/OAM if allow RACF/RACS to send signaling to the tunnel, then sent to this MPLS/TE tunnel bandwidth distribution instruction the TRE-FE of tunnel head node through balance;
Step S304, the tunnel head node receives this instruction back the bandwidth in tunnel is distributed, and transmit above-mentioned MPLS/TE tunnel bandwidth distribution instruction to the next node that is adjacent, and this MPLS/TE tunnel bandwidth distribution instruction can comprise RSVP signaling, CR-LDR signaling or the like;
Step S305, the next node adjacent with the tunnel head node distributes the bandwidth in tunnel after receiving MPLS/TE tunnel bandwidth distribution instruction, and transmit above-mentioned MPLS/TE tunnel bandwidth distribution instruction to the next node that is adjacent, by that analogy, this step that circulates, the tunnel tail node obtains this MPLS/TE tunnel bandwidth distribution instruction;
Step S306, the tunnel tail node is distributed the bandwidth in tunnel according to MPLS/TE tunnel bandwidth distribution instruction, thereby finishes the bandwidth allocation in tunnel;
After step S307, RACF/RACS find that enough tunnel bandwidth resources are arranged, for this service conversation request distributes the corresponding tunnel bandwidth resources;
Step S308, after service conversation finished, the MPLS/TE tunnel resource that RACF/RACS will distribute to this service conversation discharged recovery, redistributed to the tunnel, in order to distributing to follow-up service conversation request;
Step S309, RACF/RACS also can according to some strategy immediately or when the bandwidth resources in this MPLS/TE tunnel reach certain idle degree to NMS/OAM initiate MPLS/TE tunnel bandwidth reduction instruction (, bandwidth adjustment indication mentioned above), this signaling is carried the reduction information of tunnel bandwidth, promptly when reaching the tunnel idleness threshold value that sets in advance, the idleness rate in tunnel initiates MPLS/TE tunnel bandwidth reduction instruction to NMS/OAM, this threshold value can be provided with according to actual needs, has flexibility;
After step S310, NMS/OAM received above-mentioned MPLS/TE tunnel bandwidth distribution instruction, NMS/OAM if allow RACF/RACS to send signaling to the tunnel, then sent to this MPLS/TE tunnel bandwidth distribution instruction the TRE-FE of tunnel head node through balance;
Step S311, the tunnel head node receives this instruction back to be reduced the bandwidth in tunnel, and transmit above-mentioned MPLS/TE tunnel bandwidth reduction to the next node that is adjacent and instruct, and this MPLS/TE tunnel bandwidth reduction instruction can comprise RSVP signaling, CR-LDR signaling or the like;
Step S312, the next node adjacent with the tunnel head node receives MPLS/TE tunnel bandwidth reduction instruction back to be reduced the bandwidth in tunnel, and transmit above-mentioned MPLS/TE tunnel bandwidth reduction to the next node that is adjacent and instruct, by that analogy, this step that circulates, tunnel tail node obtain this MPLS/TE tunnel bandwidth reduction instruction;
Step S313, the tunnel tail node is reduced the bandwidth in tunnel according to MPLS/TE tunnel bandwidth reduction instruction, thereby finishes the bandwidth reducing process in tunnel;
Step S314, RACF/RACS finds tunnel resource after changing, upgrades tunnel resource information.
Before carrying out the bandwidth method of adjustment of the embodiment of the invention, at first carry out the process of setting up in tunnel, Fig. 4 shows the detailed process flow chart of tunnel establishing method, and as shown in Figure 4, this method may further comprise the steps:
Step S401, NMS/OAM initiates the tunneled requests instruction to the tunnel head node, and according to the webmaster strategy, this tunneled requests instruction can be carried a default tunnel bandwidth value, also can not carry default tunnel bandwidth value;
Step S402, the tunnel head node carries out/does not carry out allocated bandwidth after receiving this tunneled requests instruction, and transmit this tunneled requests signaling (for example RSVP signaling) to subsequent node, according to the instruction of NMS/OAM, this tunnel sets up that signaling is carried or do not carry bandwidth information;
Step S403, the tunnel intermediate node instructs according to above-mentioned tunneled requests, carries out/does not carry out tunnel bandwidth and distribute, and transmit this tunneled requests signaling to subsequent node, and bandwidth information is not carried or carried to this signaling;
Step S404, the tunnel tail node is carried out/is not carried out tunnel bandwidth and distribute according to the tunneled requests signaling that receives, and finishes the foundation in tunnel.
Device embodiment
Fig. 5 shows the bandwidth adjusting device schematic diagram according to the embodiment of the invention, and this device comprises:
Determination module 10 is positioned at resource accommodating control function/Resource and Admission Control Sub-system side, is used for determining utilization rate, idleness or the professional required bandwidth of tunnel bandwidth resource;
First notification module 20 is positioned at resource accommodating control function/Resource and Admission Control Sub-system side, is used for according to the utilization rate of determining, idleness or professional required bandwidth, and the notice network management system is adjusted the bandwidth resources in tunnel; This module can be connected to determination module 10.
Second notification module 30 is positioned at the network management system side, is used to notify the tunnel that the bandwidth resources in tunnel are adjusted; This module can be connected to first notification module 20.
Preferably, first notification module 20 is used for sending bandwidth adjustment indication to network management system, wherein, carries the bandwidth adjustment information in the bandwidth adjustment indication;
Preferably, second notification module 30 is used for the head node forwarding bandwidth adjustment indication to the tunnel.
Preferably, the present invention also comprises the adjusting module (not shown), is positioned at the tunnel side, and the node that is used for the tunnel obtains bandwidth adjustment indication successively, and according to the bandwidth adjustment information, the bandwidth resources in tunnel is adjusted.
By the bandwidth adjusting device that the embodiment of the invention provides, can realize corresponding network bandwidth resources in the MPLS/TE tunnel is distributed.
As above, by means of bandwidth method of adjustment provided by the invention and/or device, can realize corresponding network bandwidth resources in the MPLS/TE tunnel is distributed.
The above is the preferred embodiments of the present invention only, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.Within the spirit and principles in the present invention all, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.

Claims (10)

1. a bandwidth method of adjustment is characterized in that, described method comprises:
Resource accommodating control function/Resource and Admission Control Sub-system notifies described tunnel that the bandwidth resources in described tunnel are adjusted according to utilization rate, idleness or the professional required bandwidth resources of tunnel bandwidth resource by network management system.
2. method according to claim 1 is characterized in that, the described operation of notifying described tunnel that the bandwidth resources in described tunnel are adjusted by network management system is specially:
Described resource accommodating control function/Resource and Admission Control Sub-system sends bandwidth adjustment indication to described network management system, wherein, carries the bandwidth adjustment information in the described bandwidth adjustment indication;
Described network management system is transmitted described bandwidth adjustment indication to the head node in described tunnel;
Node in the described tunnel obtains described bandwidth adjustment indication successively, and according to described bandwidth adjustment information, the bandwidth resources in described tunnel is adjusted.
3. method according to claim 2 is characterized in that, under the situation that described resource accommodating control function/Resource and Admission Control Sub-system is adjusted the bandwidth resources in described tunnel according to the utilization rate of tunnel bandwidth resource, the operation of adjustment is specially:
When the bandwidth resources utilization rate in described tunnel reaches the bandwidth resources utilization rate threshold value that sets in advance, described resource accommodating control function/Resource and Admission Control Sub-system sends described bandwidth adjustment indication to described network management system, wherein, the bandwidth adjustment information of carrying in the described bandwidth adjustment indication is represented the bandwidth that described tunnel need increase.
4. method according to claim 2 is characterized in that, under the situation that described resource accommodating control function/Resource and Admission Control Sub-system is adjusted the bandwidth resources in described tunnel according to the idleness of tunnel bandwidth resource, the operation of adjustment is specially:
When the idleness of described tunnel bandwidth resource reaches the bandwidth resources idleness threshold value that sets in advance, described resource accommodating control function/Resource and Admission Control Sub-system sends described bandwidth adjustment indication to described network management system, wherein, the bandwidth adjustment information of carrying in the described allocated bandwidth adjustment indication is represented the bandwidth that described tunnel need reduce.
5. method according to claim 2 is characterized in that, the operation of according to the bandwidth resources of business the bandwidth resources in described tunnel being adjusted at described resource accommodating control function/Resource and Admission Control Sub-system is specially:
Described resource accommodating control function/Resource and Admission Control Sub-system obtains service request, wherein, carries the needed bandwidth of described business in the described service request;
Described resource accommodating control function/Resource and Admission Control Sub-system is mapped to described business on the described tunnel, and judges that whether described tunnel usable bandwidth resources is more than or equal to the needed bandwidth of described business;
Be judged as under the situation that is, described resource accommodating control function/Resource and Admission Control Sub-system is with the part or all of distribution in the described tunnel usable bandwidth resources
Give described business;
Otherwise described resource accommodating control function/Resource and Admission Control Sub-system sends described bandwidth adjustment indication to described network management system, wherein, the bandwidth adjustment information of carrying in the described bandwidth adjustment indication is represented the bandwidth that described tunnel need increase, described network management system is transmitted described bandwidth adjustment indication to the head node in tunnel, node in the described tunnel obtains described bandwidth adjustment indication successively, and after increasing the bandwidth that described tunnel needs increase according to described bandwidth adjustment information, will partly or entirely distribute to described business in the described tunnel usable bandwidth resources.
6. method according to claim 5 is characterized in that, after described service ending, further comprises:
Described resource accommodating control function/Resource and Admission Control Sub-system will be distributed to the bandwidth of described business and redistribute to described tunnel.
7. according to each described method in the claim 2 to 6, it is characterized in that it is one of following that described broadband adjustment indication comprises: RSVP signaling, CR-LDP signaling.
8. a bandwidth adjusting device is characterized in that, comprising:
Determination module is positioned at resource accommodating control function/Resource and Admission Control Sub-system side, is used for determining utilization rate, idleness or the professional required bandwidth of tunnel bandwidth resource;
First notification module is positioned at resource accommodating control function/Resource and Admission Control Sub-system side, is used for according to described utilization rate, described idleness or the required bandwidth of described business determined, and the notice network management system is adjusted the bandwidth resources in described tunnel;
Second notification module is positioned at the network management system side, is used to notify described tunnel that the bandwidth resources in described tunnel are adjusted.
9. device according to claim 8 is characterized in that, described first notification module is used for sending bandwidth adjustment indication to described network management system, wherein, carries the bandwidth adjustment information in the described bandwidth adjustment indication;
Described second notification module is used for transmitting described bandwidth adjustment indication to the head node in described tunnel.
10. according to Claim 8 or 9 described devices, it is characterized in that described device also comprises:
Adjusting module is positioned at the tunnel side, and the node that is used for described tunnel obtains described bandwidth adjustment indication successively, and according to described bandwidth adjustment information, the bandwidth resources in described tunnel is adjusted.
CNA2008100976564A 2008-05-22 2008-05-22 Method and device for regulating bandwidth Pending CN101282298A (en)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101478495B (en) * 2009-01-20 2011-08-10 华为技术有限公司 Flow limitation method and apparatus
CN104580014A (en) * 2013-10-10 2015-04-29 宁夏先锋软件有限公司 A network bandwidth managing system
WO2016180238A1 (en) * 2015-07-03 2016-11-17 中兴通讯股份有限公司 Service bandwidth adjusting method and device
CN107864103A (en) * 2016-09-22 2018-03-30 中兴通讯股份有限公司 A kind of method and device of tunnel building
CN112291835A (en) * 2019-07-25 2021-01-29 大唐移动通信设备有限公司 System bandwidth processing method, base station, device and medium
CN112769668A (en) * 2019-10-21 2021-05-07 ***通信有限公司研究院 Tunnel bandwidth adjusting method, device, gateway and storage medium

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101478495B (en) * 2009-01-20 2011-08-10 华为技术有限公司 Flow limitation method and apparatus
CN104580014A (en) * 2013-10-10 2015-04-29 宁夏先锋软件有限公司 A network bandwidth managing system
WO2016180238A1 (en) * 2015-07-03 2016-11-17 中兴通讯股份有限公司 Service bandwidth adjusting method and device
CN106330526A (en) * 2015-07-03 2017-01-11 中兴通讯股份有限公司 Method and device for adjusting business bandwidth
CN107864103A (en) * 2016-09-22 2018-03-30 中兴通讯股份有限公司 A kind of method and device of tunnel building
CN112291835A (en) * 2019-07-25 2021-01-29 大唐移动通信设备有限公司 System bandwidth processing method, base station, device and medium
CN112769668A (en) * 2019-10-21 2021-05-07 ***通信有限公司研究院 Tunnel bandwidth adjusting method, device, gateway and storage medium

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Open date: 20081008