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Bier-te information processing method, server and storage medium

A processing method and processor technology, applied in the field of network communication, can solve problems such as inability to pass BIER-TE information and changes in time

Active Publication Date: 2021-10-19
ZTE CORP
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0011] The main purpose of the present invention is to propose a processing method, server and storage medium for BIER-TE information, aiming to solve the problem that the BIER-TE information cannot be changed in time when the BIER-TE information and topology change

Method used

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  • Bier-te information processing method, server and storage medium
  • Bier-te information processing method, server and storage medium
  • Bier-te information processing method, server and storage medium

Examples

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no. 1 example

[0035] Such as figure 1 As shown, it is a schematic flowchart of a method for processing BIER-TE information provided by a preferred embodiment of the present invention. exist figure 1 In, the processing method of described BIER-TE information is applied to bit forwarding router (Bit ForwardingRouter, BFR), and it comprises the following steps:

[0036] Step 110, expanding the BGP-link state LS bit index explicit copy technology BIER-traffic engineering path TE information;

[0037] Step 120, encapsulating BIER-TE information in BGP-LS;

[0038] Step 130, sending the BIER-TE information to the controller through the extended BGP-LS.

[0039] Specifically, the basic information of BIER Traffic Engineering paths (BIER Traffic Engineering paths, BIER-TE) is extended to Border Gateway Protocol (Border Gateway Protocol, BGP) through the BFR of bit indexed explicit replication technology (Bit Indexed Explicit Replication, BIER). )-Link State (Link State, LS), and then the extend...

no. 2 example

[0056] Such as Figure 7 As shown, it is a schematic flowchart of a method for processing BIER-TE information proposed in the second embodiment of the present application. exist Figure 7 In, the processing method of described BIER-TE information is applied to controller, and it comprises the following steps:

[0057] Step 710, receiving the BIER-TE information sent through the extended BGP-LS;

[0058] Step 720, recalculate the path according to the topology change in the BIER-TE information;

[0059] Step 730, sending the integrated new bit string (bitstring) of the bit-forwarding egressRouter (BFER) to the bit-forwarding ingress router (Bit-Forwarding ingressRouter, BFIR).

[0060] Exemplarily, the BIER-TE information expanded through BGP-LS is for a certain adjacency relationship in the BIER-TE network to be eliminated (for example, the interface associated with a certain BIER-TE adjacency on the BFR is DOWN or the adjacency configuration is deleted), then through BGP ...

no. 3 example

[0067] Such as Figure 8 As shown, a schematic diagram of a server hardware architecture is provided for the third embodiment of the present application. exist Figure 8 Among them, the server includes: a memory 810 , a processor 820 , and a processing program 830 of BIER-TE information stored on the memory 810 and operable on the processor 820 . In this embodiment, the BIER-TE information processing program 830 includes a series of computer program instructions stored in the memory 810. When the computer program instructions are executed by the processor 820, various embodiments of the present invention can be realized. BIER-TE Information Processing Operations. In some embodiments, the BIER-TE information processing program 830 can be divided into one or more modules based on the specific operations implemented by each part of the computer program instructions. Such as Figure 9 As shown, the BIER-TE information processing program 830 includes an extension module 910, an...

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Abstract

The invention discloses a BIER‑TE information processing method, a server and a storage medium, and belongs to the technical field of network communication. The method includes: BIER-TE information of BGP-LS; encapsulating the BIER-TE information in the BGP-LS; sending the BIER-TE information to the controller through the extended BGP-LS. Through the BIER-TE information processing method, server and storage medium of this application, the controller can obtain the BIER-TE topology in the BIER domain, plan the BIER path and follow-up operations according to the requirements, and then notify the control in time when the topology changes effect of changes in BIER‑TE information.

Description

technical field [0001] The invention relates to the technical field of network communication, in particular to a BIER-TE information processing method, server and storage medium. Background technique [0002] With the development of Internet video services, 4K TV, virtual reality (Virtual Reality, VR), augmented reality (Augmented Reality, AR) and other big video services, traffic replication and backup within and between DCs, and content distribution network (Content Delivery Network, CDN), distributed storage, distributed cache applications, multicast business demand is showing explosive growth. Traditional multicast technology has brought explosive growth of intermediate network multicast tables and multicast states, which have become the most complex and uncontrollable part of the multicast network. [0003] To this end, the industry has proposed a new technology for constructing multicast forwarding paths, called explicit replication technology with bit index (Bit Inde...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): H04L12/721H04L12/751H04L12/761H04L12/911H04L45/02H04L45/16
CPCH04L45/02H04L45/16H04L45/38H04L47/825
Inventor 韩玉芳喻敬海熊泉
Owner ZTE CORP