CN106330517B - Tunnel adjusting method and device - Google Patents
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- CN106330517B CN106330517B CN201510379366.9A CN201510379366A CN106330517B CN 106330517 B CN106330517 B CN 106330517B CN 201510379366 A CN201510379366 A CN 201510379366A CN 106330517 B CN106330517 B CN 106330517B
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- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/08—Configuration management of networks or network elements
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Abstract
The invention provides a tunnel adjusting method and a tunnel adjusting device, wherein the method comprises the following steps: when a network topological structure changes, a first tunnel before the network topological structure changes and a second tunnel after the network topological structure changes are obtained; determining a plurality of tunnels needing to be migrated according to the change information of the second tunnel relative to the first tunnel; and sending the migration information of the plurality of tunnels to each device passed by the plurality of tunnels. The invention solves the problem that the progress requirement of engineering network reconstruction cannot be met by time and manpower consumption due to the fact that the tunnel modification functions are adjusted one by only depending on single tunnels in the related technology, thereby greatly shortening the time for manually calculating tunnel routes and tunnel configuration, improving the efficiency of network maintenance and realizing the automation of batch reconstruction and batch issuing.
Description
Technical Field
The present invention relates to the field of communications, and in particular, to a method and an apparatus for adjusting a tunnel.
Background
In the related art, after the network topology is changed, the tunnels are required to be modified and configured, and under the condition that the quantity of the existing network tunnels is huge, the tunnel modification functions are adjusted one by only depending on single tunnels, so that the time and labor consumption can not meet the progress requirement of engineering network modification, and a network manager is required to provide some automatic functions of batch modification.
However, the related art does not provide an effective solution to the above problems.
Disclosure of Invention
The invention provides a tunnel adjusting method and a tunnel adjusting device, which at least solve the problem that the progress requirement of engineering network reconstruction cannot be met by time and manpower consumption due to the fact that the tunnel modifying functions are adjusted one by one only by means of single tunnels in the related technology.
According to an aspect of the present invention, there is provided a method for adjusting a tunnel, including: when a network topological structure changes, acquiring a first tunnel before the network topological structure changes and a second tunnel after the network topological structure changes; determining a plurality of tunnels needing to be migrated according to the change information of the second tunnel relative to the first tunnel; and sending the migration information of the plurality of tunnels to each device passed by the plurality of tunnels, wherein the migration information is information required by each device during tunnel modification.
Optionally, the migration information at least includes: the communication protocol used in the reconfiguration process.
Optionally, before issuing the migration information of the multiple tunnels to each device through which the multiple tunnels pass, the method includes: sending the migration information to a database; and acquiring the migration information used in the tunnel modification from the database.
Optionally, the communication protocol includes at least one of: an Operation and management (OAM) protocol, a Quality of Service (QOS) protocol, and a Network technology project (TNP) protocol.
Optionally, after sending the migration information of the multiple tunnels to each device through which the multiple tunnels pass, the method further includes: and outputting and displaying indication information for indicating the tunnel reconfiguration failure of each device when the devices fail to perform tunnel reconfiguration.
Optionally, before determining the multiple tunnels that need to be migrated according to the change information of the second type tunnel relative to the first type tunnel, the method includes: acquiring configuration information of the first type of tunnel, wherein the configuration information at least comprises: routing information, protection information; and determining the route and the shortest idle route of the second tunnel, and outputting the migration information according to the route and the shortest idle route.
According to another aspect of the present invention, there is provided an adjusting apparatus for a tunnel, including: the system comprises an acquisition module, a judging module and a judging module, wherein the acquisition module is used for acquiring a first tunnel before a network topological structure is changed and a second tunnel after the network topological structure is changed when the network topological structure is changed; the determining module is used for determining a plurality of tunnels needing to be migrated according to the change information of the second tunnel relative to the first tunnel; and a first sending module, configured to send migration information of the multiple tunnels to each device through which the multiple tunnels pass, where the migration information is information required by each device when performing tunnel change.
Optionally, the migration information at least includes: the communication protocol used in the reconfiguration process.
Optionally, the apparatus further comprises: the second issuing module is used for issuing the migration information to a database; and the first acquisition module is used for acquiring the migration information used in the tunnel change from the database.
Optionally, the communication protocol includes at least one of: an operation administration system (OAM) protocol, a quality of service (QOS) protocol and a network technology project (TNP) protocol.
Optionally, the apparatus further comprises: and the display module is used for outputting and displaying indication information for indicating the tunnel reconfiguration failure of each device when the devices fail to perform the tunnel reconfiguration.
Optionally, the apparatus further comprises: a second obtaining module, configured to obtain configuration information of the first type of tunnel, where the configuration information at least includes: routing information, protection information; and the output module is used for determining the route and the shortest idle route of the second tunnel and outputting the migration information according to the route and the shortest idle route.
According to the invention, when the network topology structure changes, a first tunnel before the network topology structure changes and a second tunnel after the network topology structure changes are obtained; determining a plurality of tunnels needing to be migrated according to the change information of the second tunnel relative to the first tunnel; the migration information of the tunnels is issued to the devices through which the tunnels pass, so that the problem that in the related technology, the progress requirements of engineering network modification cannot be met due to the fact that only single tunnel modification functions are used for adjustment one by one, time and labor consumption are solved, the time for manually calculating tunnel routing and tunnel configuration is greatly shortened, the network maintenance efficiency is improved, and batch modification and batch issuing automation is realized.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings:
FIG. 1 is a flow chart of tunnel tuning according to an embodiment of the present invention;
fig. 2 is a block diagram of an adjusting apparatus for a tunnel according to an embodiment of the present invention;
fig. 3 is a block diagram (one) of a tunnel adjusting apparatus according to an embodiment of the present invention;
fig. 4 is a block diagram of a tunnel adjustment apparatus according to an embodiment of the present invention;
fig. 5 is a block diagram (iii) of a tunnel adjusting apparatus according to an embodiment of the present invention;
FIG. 6 is a diagram illustrating a method for adaptively adjusting a tunnel under network transition in the related art;
FIG. 7 is a schematic diagram of tunnel tuning according to an embodiment of the present invention;
FIG. 8 is a diagram of an alignment framework for a tunnel according to an embodiment of the present invention;
FIG. 9 is a flow chart of tunnel tuning (one) according to an embodiment of the present invention;
fig. 10 is a flow chart of tunnel adjustment according to an embodiment of the present invention (two).
Detailed Description
The invention will be described in detail hereinafter with reference to the accompanying drawings in conjunction with embodiments. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order.
In this embodiment, a method for adjusting a tunnel is provided, and fig. 1 is a flowchart for adjusting a tunnel according to an embodiment of the present invention, as shown in fig. 1, the flowchart includes the following steps:
step S102, when the network topological structure changes, a first tunnel before the network topological structure changes and a second tunnel after the network topological structure changes are obtained;
step S104, determining a plurality of tunnels needing to be migrated according to the change information of the second tunnel relative to the first tunnel;
step S106, sending the migration information of the multiple tunnels to each device through which the multiple tunnels pass, where the migration information is information required by each device when performing tunnel change.
Through the steps, the first tunnel and the second tunnel before and after the network topology changes are obtained, the plurality of tunnels needing to be migrated are determined, and the migration information of the plurality of tunnels is issued to each device through which the plurality of tunnels pass, so that tunnel batch reconfiguration and batch issuing after the network topology changes are realized. Compared with the related technology, the topology needing to be changed is manually checked from the network change, the tunnel born on the topology is manually analyzed, the tunnel is changed and configured after the available route of the tunnel is analyzed, and finally the process of each device passing through the tunnel is changed one by one.
The migration information related to step S106 at least includes: the communication protocol used in the reconfiguration process. The automatic tunnel reconfiguration can be realized through the protocol without manual participation, so that the time for manually calculating tunnel routing and tunnel configuration is greatly shortened, and the network maintenance efficiency is improved.
In an optional embodiment, before the migration information of the multiple tunnels is sent to each device through which the multiple tunnels pass, the migration information is sent to a database, and the migration information used in the tunnel change of this time is obtained from the database.
In an optional embodiment, the communication protocol used in the reconfiguration process includes at least one of: an operation administration system (OAM) protocol, a quality of service (QOS) protocol and a network technology project (TNP) protocol.
In an optional embodiment, after the migration information of the multiple tunnels is sent to each device through which the multiple tunnels pass, when each device fails in tunnel reconfiguration, the indication information for indicating that the tunnel reconfiguration fails is output and displayed. By the method, the user can know the migration result of the tunnel in real time.
In an optional embodiment, before the step S104, configuration information of the first type of tunnel is obtained, where the configuration information at least includes: route information and protection information, the route and the shortest idle route of the second tunnel are determined, and the migration information is output according to the route and the shortest idle route.
Through the above description of the embodiments, those skilled in the art can clearly understand that the method according to the above embodiments can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware, but the former is a better implementation mode in many cases. Based on such understanding, the technical solutions of the present invention may be embodied in the form of a software product, which is stored in a storage medium (e.g., ROM/RAM, magnetic disk, optical disk) and includes instructions for enabling a terminal device (e.g., a mobile phone, a computer, a server, or a network device) to execute the method according to the embodiments of the present invention.
In this embodiment, a tunnel adjusting device is further provided, and the device is used to implement the foregoing embodiments and preferred embodiments, and details of which have been already described are omitted. As used below, the term "module" may be a combination of software and/or hardware that implements a predetermined function. Although the means described in the embodiments below are preferably implemented in software, an implementation in hardware, or a combination of software and hardware is also possible and contemplated.
Fig. 2 is a block diagram of a tunnel adjustment apparatus according to an embodiment of the present invention, and as shown in fig. 2, the apparatus includes: the acquiring module 22 is configured to acquire a first type of tunnel before a network topology changes and a second type of tunnel after the network topology changes when the network topology changes; a determining module 24, configured to determine multiple tunnels to be migrated according to change information of the second type tunnel relative to the first type tunnel; a first sending module 26, configured to send migration information of the multiple tunnels to each device through which the multiple tunnels pass, where the migration information is information required by each device when performing tunnel change.
Optionally, the migration information in the optional embodiment at least includes: the communication protocol used in the reconfiguration process.
Fig. 3 is a structural block diagram (i) of a tunnel adjustment apparatus according to an embodiment of the present invention, and as shown in fig. 3, the apparatus further includes a second issuing module 32, configured to issue migration information to a database; the first obtaining module 34 is configured to obtain migration information used in the tunnel change from the database.
In an optional embodiment, the communication protocol used in the reconfiguration process includes at least one of: an operation administration system (OAM) protocol, a quality of service (QOS) protocol and a network technology project (TNP) protocol.
Fig. 4 is a block diagram of a structure of a tunnel adjustment apparatus according to an embodiment of the present invention (ii), and as shown in fig. 4, the apparatus further includes a display module 42, configured to output and display indication information for indicating that a tunnel reconfiguration is failed in each device.
Fig. 5 is a block diagram (three) of a structure of an apparatus for adjusting tunnels according to an embodiment of the present invention, and as shown in fig. 5, the apparatus further includes a second obtaining module 52, configured to obtain configuration information of a first type of tunnel, where the configuration information at least includes: routing information, protection information; and an output module 54, configured to determine a route and a shortest idle route of the second type tunnel, and output the migration information according to the route and the shortest idle route.
It should be noted that, the above modules may be implemented by software or hardware, and for the latter, the following may be implemented, but not limited to: the modules are all positioned in the same processor; alternatively, the modules are respectively located in a plurality of processors.
The embodiment of the invention also provides a storage medium. Alternatively, in the present embodiment, the storage medium may be configured to store program codes for performing the following steps:
s1, when the network topology structure changes, acquiring a first tunnel before the network topology structure changes and a second tunnel after the network topology structure changes;
s2, determining a plurality of tunnels needing to be migrated according to the change information of the second type tunnel relative to the first type tunnel;
s3, sending migration information of the multiple tunnels to each device through which the multiple tunnels pass, where the migration information is information required by each device when performing tunnel change.
Optionally, in this embodiment, the storage medium may include, but is not limited to: a U-disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a removable hard disk, a magnetic or optical disk, and other various media capable of storing program codes.
Alternatively, in the present embodiment, the processor performs the above S1, S2, and S3 according to program codes already stored in the storage medium.
In view of the above problems in the related art, the following description is provided with reference to specific alternative embodiments, in which the above alternative embodiments and alternative embodiments thereof are combined.
In order to achieve the above object, the following technical solutions are adopted in the alternative embodiments of the present invention:
the tunnel adjusting device in the optional embodiment of the present invention includes the following 3 modules: the system comprises a topology transition parameter input module, a tunnel influence analysis and recalculation module and a tunnel automatic configuration issuing module.
The tunnel adjusting method in the optional embodiment of the invention comprises the following steps:
1. the network maintenance operator specifies the network topology before the transition and the network topology after the transition.
2. And after the system acquires the transition topology, analyzing the influence of the tunnel and recalculating, and putting the tunnel into storage after a corresponding operation scheme is given.
3. And calling a tunnel automatic configuration module, fishing a corresponding protocol from the protocol pool according to the scheduling of the engine, reconfiguring the tunnel, and finally issuing the created equipment.
The following describes an automatic standalone distributed deployment method according to an alternative embodiment of the present invention with reference to the accompanying drawings.
Fig. 6 is a schematic diagram of a tunnel adaptive adjustment method under network transition in the related art. As shown in fig. 6, in the current situation, the topology that needs to be changed when the network is changed from the manual inspection is used to manually analyze the tunnel carried on the topology, and the tunnel is changed after the available route after the tunnel is changed is analyzed. And finally, modifying the process of each device passing through the tunnel one by one. Fig. 7 is a schematic diagram of adjusting a tunnel according to an embodiment of the present invention, and as shown in fig. 7, after a user inputs network topologies before and after a transition, a system automatically analyzes recalculation and automatically configures to each device in batch.
Fig. 8 is a frame diagram of adjusting a tunnel according to an embodiment of the present invention, and as shown in fig. 8, the frame diagram includes 3 functional modules, a topology transition parameter input module 82, a tunnel analysis and recalculation module 84, and a tunnel automatic configuration issuing module 86.
After the tunnel self-adaptive adjustment system is started under network transition, a user inputs a tunnel transition scene, such as ring expansion and chain adding, access ring splitting or convergence ring NNI port network element transition. The user inputs the pre-transition tunnel and the post-transition tunnel. The system calls a module algorithm for analyzing and recalculating the influence of the tunnel, and analyzes the configuration condition of the tunnel before transition, including information such as routing, protection and the like. And then calculating the shortest idle route which can bear the tunnel in the routes after the transition. Finally, a tunnel migration list of each network element involved in the tunnel reconfiguration is given. And selecting the tunnel to be migrated to modify the tunnel by the user according to the actual situation. And warehousing the related network element tunnel migration list data of the tunnel reconfiguration. The system obtains the protocol needed by the tunnel reconfiguration from the protocol pool, and the protocol comprises OAM, QOS, TNP and other issuing equipment. And if the data fails to be issued to the equipment, returning the data to the database for storage, prompting the user that the data is failed to be issued, and ending the tunnel migration process after the data is successfully issued to the equipment. And ending the tunnel self-adaptive adjustment system and the method process under the network transition.
Fig. 9 is a flowchart (one) of adjusting a tunnel according to an embodiment of the present invention. As shown in fig. 9, the process includes the following steps:
step S902, selecting a scene of tunnel migration;
step S904, inputting a pre-transition sequence and a post-transition sequence;
step S906, a system calls a module algorithm for analyzing and recalculating the influence of the tunnel, analyzes the configuration condition of the tunnel before transition, including information such as routing and protection, and then calculates the shortest idle route capable of bearing the tunnel in the routes after transition;
step S908, outputting a tunnel migration list of each network element related to the tunnel reconfiguration;
step S910, the user selects the tunnel to be migrated to modify the tunnel according to the actual situation;
step S912, the related network element tunnel migration list data of the tunnel reconfiguration is stored in a warehouse;
step S914, obtain the operation scheme from the data link;
step S916, the protocol is fished from the protocol pool to delete, modify and create the tunnel;
step S918, the system obtains the protocol required for tunnel reconfiguration, including OAM, QOS, TNP and other issuing devices, from the protocol pool.
Step S920, determining whether the data is successfully delivered, if the data is successfully delivered to the device, ending the tunnel migration process, and if not, returning to step S912 to prompt the user that the delivery is failed.
And ending the tunnel self-adaptive rectification process under the network transition.
Taking the scenario of transition between the NNI port network elements of the convergence ring as an example, there are 4 tunnels passing through the BC network elements. And adjusting the network topology between BC equipment to the network topology between BCDs, automatically analyzing the topology of the route and the load passed by the given tunnel to be BCD by the system, and giving 4 tunnels capable of being migrated in batches. The user selects 2 items to be issued to the device. Starting a tunnel self-adaptive adjustment system under network transition, wherein a user selects a tunnel transition scene as a transition between NNI port network elements of a convergence ring, the system displays a configuration introduction of the tunnel transition scene on an interface, clicks the next step, selects a network topology between BC before the transition under the scene, a network topology between BCD after the transition, clicks the next step, and automatically analyzes a passing tunnel loaded on the network topology before the transition and input by the user, wherein the passing tunnel comprises a tunnel passing through the BC network topology in the middle, a terminating tunnel taking the BC as an upper point and a lower point and a loaded protection tunnel, and searches a network route capable of bearing the tunnel on the network topology after the transition again, calculates the shortest path, and finally inputs a tunnel transition list, and displays the names of 4 affected tunnels passing between BC and a port of the starting point of the tunnel on the interface. The user selects 2 tunnels to be migrated according to the needs of the user. And clicking the next step, and warehousing the 2 modified tunnels selected by the user and the corresponding tunnel migration notes. The system acquires OAM and TNP protocols required by the modified tunnel in the tunnel migration list from the protocol pool, and issues the OAM and TNP protocols to the BCD equipment according to the sequence of the migration list. And when the pre-calculation fails, returning failure information to the database, displaying the failure information at the client side, and failing in tunnel migration. If the precomputation is successful, the adapter is called, the corresponding BCD equipment type is found, the corresponding adapter container is found through the equipment type, the corresponding equipment is found, and the service is issued. After the device is issued, the device returns information to the database to prompt that the tunnel migration is completed.
Fig. 10 is a flowchart (two) of tunnel adjustment according to an embodiment of the present invention, and as shown in fig. 10, the flowchart includes the following steps:
step S1002, a user selects a tunnel migration scene as the transition between NNI port network elements of a convergence ring;
step S1004, selecting a pre-transition sequence (a link between B and D devices) and a post-transition sequence (a link between B and C and D) by a user;
step S1006, the system automatically gives a tunnel migration list (4 tunnels capable of being migrated);
step S1008, selecting the tunnel (2 tunnels) needing to be changed by the user;
step S1010, a user selects to issue a migration operation;
step S1012, inputting data into a database DB;
step S1014, the system gives tunnel creation, deletion and modification operations to 3 network elements;
step S1016, the protocol needed by the configuration tunnel such as OAM, QOS and the like is obtained from the protocol pool;
step S1018, giving a queue for issuing 3 network element commands;
step S1020, judging whether the pre-calculation is successful, if so, executing step S1022, otherwise, executing step S1012;
and step S1022, issuing the equipment.
In summary, according to the present invention, when the network topology changes, the first type of tunnel before the network topology changes and the second type of tunnel after the network topology changes are obtained; determining a plurality of tunnels needing to be migrated according to the change information of the second tunnel relative to the first tunnel; the migration information of the tunnels is issued to the devices through which the tunnels pass, so that the problem that the progress requirements of engineering network modification cannot be met due to time and labor consumption by simply adjusting the tunnel modification functions one by one in the related art is solved, the time for manually calculating tunnel routes and tunnel configuration is greatly shortened, the network maintenance efficiency is improved, and the automation effects of batch modification and batch issuing can be provided.
It will be apparent to those skilled in the art that the modules or steps of the present invention described above may be implemented by a general purpose computing device, they may be centralized on a single computing device or distributed across a network of multiple computing devices, and alternatively, they may be implemented by program code executable by a computing device, such that they may be stored in a storage device and executed by a computing device, and in some cases, the steps shown or described may be performed in an order different than that described herein, or they may be separately fabricated into individual integrated circuit modules, or multiple ones of them may be fabricated into a single integrated circuit module. Thus, the present invention is not limited to any specific combination of hardware and software.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A method for adjusting a tunnel, comprising:
when a network topological structure changes, acquiring a first tunnel before the network topological structure changes and a second tunnel after the network topological structure changes;
acquiring configuration information containing routing information and protection information of the first type of tunnel, and determining a route and a shortest idle route of the second type of tunnel so as to output migration information according to the route and the shortest idle route;
determining a plurality of tunnels needing to be migrated according to the migration information of the second type of tunnel and the configuration information of the first type of tunnel;
and sending the migration information of the plurality of tunnels to be migrated to each device through which the plurality of tunnels to be migrated pass, so that each device performs tunnel reconfiguration by using the migration information, thereby realizing tunnel adjustment.
2. The method of claim 1, wherein the migration information comprises at least: the communication protocol used in the reconfiguration process.
3. The method of claim 2, wherein issuing the migration information of the plurality of tunnels to the front of each device through which the plurality of tunnels pass comprises:
sending the migration information to a database;
and acquiring the migration information used in the tunnel modification from the database.
4. The method of claim 2, wherein the communication protocol comprises at least one of: an operation administration system (OAM) protocol, a quality of service (QOS) protocol and a network technology project (TNP) protocol.
5. The method of claim 1, wherein after sending the migration information of the plurality of tunnels to each device through which the plurality of tunnels pass, the method further comprises:
and outputting and displaying indication information for indicating the tunnel reconfiguration failure of each device when the devices fail to perform tunnel reconfiguration.
6. An adjusting device for a tunnel, comprising:
an obtaining module, configured to obtain a first type of tunnel before a network topology changes and a second type of tunnel after the network topology changes when the network topology changes, obtain configuration information of the first type of tunnel, where the configuration information includes routing information and protection information, and determine a route and a shortest idle route of the second type of tunnel, so as to output migration information according to the route and the shortest idle route;
a determining module, configured to determine multiple tunnels to be migrated according to the migration information of the second type of tunnel and the configuration information of the first type of tunnel;
and the first issuing module is used for issuing the migration information of the plurality of tunnels to be migrated to each device through which the plurality of tunnels to be migrated pass, so that each device performs tunnel reconfiguration by using the migration information, and tunnel adjustment is realized.
7. The apparatus of claim 6, wherein the migration information comprises at least: the communication protocol used in the reconfiguration process.
8. The apparatus of claim 7, further comprising:
the second issuing module is used for issuing the migration information to a database;
and the first acquisition module is used for acquiring the migration information used in the tunnel change from the database.
9. The apparatus of claim 7, wherein the communication protocol comprises at least one of: an operation administration system (OAM) protocol, a quality of service (QOS) protocol and a network technology project (TNP) protocol.
10. The apparatus of claim 6, further comprising:
and the display module is used for outputting and displaying indication information for indicating the tunnel reconfiguration failure of each device when the devices fail to perform the tunnel reconfiguration.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510379366.9A CN106330517B (en) | 2015-07-01 | 2015-07-01 | Tunnel adjusting method and device |
| PCT/CN2016/074853 WO2016177039A1 (en) | 2015-07-01 | 2016-02-29 | Method and apparatus for adjusting tunnel |
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| CN201510379366.9A CN106330517B (en) | 2015-07-01 | 2015-07-01 | Tunnel adjusting method and device |
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| CN110855456B (en) * | 2018-08-20 | 2022-09-30 | 阿里巴巴集团控股有限公司 | Network change method and equipment |
| CN111193944B (en) * | 2019-12-17 | 2023-06-06 | 视联动力信息技术股份有限公司 | Sub-equipment number configuration method, device and storage medium |
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| CN101394303A (en) * | 2007-09-19 | 2009-03-25 | 中兴通讯股份有限公司 | Batch regulation method and system for path |
| CN101577657A (en) * | 2008-05-08 | 2009-11-11 | 华为技术有限公司 | Method of tunnel establishment and system for realizing tunnel establishment |
| CN101640637A (en) * | 2009-08-31 | 2010-02-03 | 中兴通讯股份有限公司 | Resource reservation protocol tunnel management method based on flow rate engineering and system thereof |
| CN101789879A (en) * | 2009-12-30 | 2010-07-28 | 中兴通讯股份有限公司 | Dynamic maintenance method and device for related link circuits |
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| US7675848B2 (en) * | 2004-07-15 | 2010-03-09 | Cisco Technology, Inc. | Dynamic forwarding adjacency |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101394303A (en) * | 2007-09-19 | 2009-03-25 | 中兴通讯股份有限公司 | Batch regulation method and system for path |
| CN101577657A (en) * | 2008-05-08 | 2009-11-11 | 华为技术有限公司 | Method of tunnel establishment and system for realizing tunnel establishment |
| CN101640637A (en) * | 2009-08-31 | 2010-02-03 | 中兴通讯股份有限公司 | Resource reservation protocol tunnel management method based on flow rate engineering and system thereof |
| CN101789879A (en) * | 2009-12-30 | 2010-07-28 | 中兴通讯股份有限公司 | Dynamic maintenance method and device for related link circuits |
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| WO2016177039A1 (en) | 2016-11-10 |
| CN106330517A (en) | 2017-01-11 |
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