Zte Corporation

Xi'an Zhongxing New Software Co., Ltd.

Yuehua Wei

Ting Ao

Jinghai Yu

Min Xiao

Lin Li

Zheng Zhang

Zhui Guo

Xueqiong Xu

Bin Wang

Shaoyong Wu

Cui Wang

Ran Chen

Wei Meng

Fangwei Hu

Zhongyu Gu

Lu Gao

Zhongming Sun

Provided in the embodiments of the present disclosure are a data processing method and apparatus, a storage medium, and an electronic apparatus. The data processing method includes: receiving a multicast packet requiring Service Function Chaining (SFC) processing; encapsulating the multicast packet to obtain a target packet after encapsulation, wherein the target packet comprises an SFC path indication and an egress device-based Bit Indexed Explicit Replication (BIER) header; and sending the target packet to at least one Service Function Forwarder (SFF) according to the SFC path indication, wherein a last-hop SFF is used for sending the multicast packet to at least one egress device according to the egress device-based BIER header, so that the target packet reaches the egress device.

Data processing method and apparatus, storage medium, and electronic apparatus

Disclosed are a method and a device for automatically implementing IOAM encapsulation, and a storage medium. The method comprises: sending, at an IOAM ingress node, a first message carrying IOAM configuration request information to an IOAM centralized configuration point; receiving, at the IOAM ingress node, a second message carrying IOAM configuration information of IOAM transmission nodes sent from the IOAM centralized configuration point; and performing, at the IOAM ingress node, IOAM encapsulation on a service data message according to the IOAM configuration information of the IOAM transmission nodes.

Method and device for automatically implementing IOAM encapsulation and storage medium

The present disclosure relates to an information processing method, comprising: encapsulating, in a link layer discovery protocol data unit (LLDPDU), bit indexed explicit replication (BIER) bit string length information of a first node; and sending to a second node the LLDPDU, wherein the second node is an adjacent node of the first node, and the BIER bit string length information of the first node is used to forward BIER traffic. The present disclosure also relates to an information processing device.

Information processing method and device, and computer storage medium

A service node capability processing method and apparatus, a service classifier and service controller are described. The method includes: determining an exchange information set of service nodes on a service function chaining for processing a data packet, wherein the exchange information set includes an intersection of capabilities of the service nodes on the service function chaining; and encapsulating the exchange information set in the data packet, wherein the exchange information set is used for the service nodes to read a processing result which is obtained by processing capability corresponding to the intersection of the capabilities of the service nodes and which is encapsulated in the data packet. In such a fashion, the problem in the related technology is addressed that the blind information exchange causes the waste of resources since the information exchange between nodes is untargeted, and consequentially effectively avoids the waste of field resources by invalid information exchange.

Method and apparatus for processing service node ability, service classifier and service controller

The embodiment of the present document provides a collaboration method in a distributed resilient network interconnected system, including: a link aggregation control protocol (LACP) system receiving system parameters notified by a distributed relay control protocol (DRCP) system, and using the system parameters of the DRCP system as system negotiation parameters of the LACP system. The embodiments of the present document further provide a link aggregation control protocol (LACP) system, wherein the LACP system includes a receiving module and a controlling module, the receiving module is configured to receive system parameters notified by a distributed relay control protocol (DRCP) system; the controlling module is configured to take the system parameters of the DRCP system as system negotiation parameters of the LACP system. The embodiment of the present document achieves a collaboration between the LACP system and the DRCP system.

Collaboration method and system in distributed resilient network interconnect system

Disclosed are a method and system for information interaction between systems in a same portal in a distributed resilient network interconnection, wherein the method is applied to each system in an portal in a link aggregation group, including: sending a distributed relay control protocol (DRCP) message through an intra-portal interface, wherein at least system information of a present system is carried; after receiving a DRCP message sent by an adjacent system, if it is determined that the present system and the adjacent system can form one portal in the distributed resilient network interconnection, determining an operational Key value of the present system. The system includes: a sending state machine, a receiving state machine, a negotiating state machine, a synchronizing state machine and a periodic sending state machine.

Method and system for information interaction among systems in the same end in DRNI

Provided are a method and device for negotiating a traffic path in an LAG, wherein the method includes that an aggregation port acquires indication information, wherein the indication information is used for indicating one or more groups of services or sessions needing to be borne by the aggregation ports, each group of the services or sessions includes one or more services or sessions; the aggregation port determines multiple groups of services or sessions to be borne, and/or services or sessions currently being borne by the aggregation port; an aggregation group portal to which the aggregation port belongs, performs traffic distribution according to services or sessions currently being borne by each aggregation port which belongs to the aggregation group portal. It is solved the problem in the related art that the same service or session cannot be transmitted bi-directionally on the same path, thus implementing the protection on the interconnect interface.

Method and device for negotiating traffic path in link aggregation group

A method and device for distributed link aggregation group service handover are disclosed in the present document. The method includes: when an unavailable port appears in a distributed link aggregation intra-end system, the intra-end system determining a service currently corresponding to the unavailable port as a service to be handed over; or, when an unavailable intra-end system appears in a distributed link aggregation portal, an adjacent intra-end system of the intra-end system determining a service currently corresponding to the unavailable intra-end system as a service to be handed over; and the intra-end system that determines the service to be handed over determining a backup port of the service according to a port sequence configured for the service in advance, canceling a corresponding relationship between the service and the unavailable port, and establishing a corresponding relationship between the service and the backup port.

Distributed link aggregation group service handover method and device

The disclosure provides a method and system for implementing a resilient network interface and interconnection. The method includes: aggregating one or multiple aggregation ports on one or multiple nodes into one DLAG; and implementing a distributed resilient network interface by the DLAG. Through the disclosure, the problem that the existing ring network and other protection technologies cannot ensure normal transmission of traffic in an arbitrary network is solved, thereby effectively ensuring normal operation of a service in the network and improving the reliability of the network interface and the utilization rate of the link.

Method and system for implementing elastic network interface and interconnection

A method, system and controlling bridge (CB) for acquiring port extension (PE) topology information, and a method and system for processing an upstream port, wherein, the method for acquiring the port extension (PE) topology information includes: a CB receiving a link layer discovery protocol (LLDP) message sent by the PE, and perceiving an attachment of the PE; the CB receiving Extended Port Create message sent by the PE, and instantiating corresponding instantiated ports inside the CB. By adopting the above-mentioned technical scheme, the topology information of the PE connected to the CB can be obtained and a channel for forwarding data can be established, effectively.

Method, system and controlling bridge for obtaining port extension topology information

Disclosed are a multicast data forwarding method and device supporting a virtual terminal. The method includes: a bridge forwarding module receiving multicast data sent by an end station and determining output ports; when a certain output port is the same with the input port of the multicast data and the input port has enabled reflective relay function, not carrying Ingress extended channel identifier (Ingress_E-CID) in the forwarded message information or the value of the Ingress_E-CID being zero. By modifying the source port filtering mechanism, the present invention enables a Port Extender (PE) supporting the virtual terminal technology to transmit and receive data normally while multicasting.

Multicast data forwarding method and device supporting virtual terminal

This disclosure discloses a method for implementing protection group overlay and a method for implementing Ethernet protection switching based on the protection group overlay. The method for implementing Ethernet protection switching based on the protection group overlay comprises: when the fault of TESI is detected by multiple IPG which protect the same TESI, only one IPG of the multiple nested IPGs performs protection switching. This disclosure further discloses a system for implementing Ethernet protection switching based on the protection group overlay, comprising a protection switching performing unit, configured to when a fault of a TESI is detected by multiple IPGs which protect the TESI, only one IPG of the multiple nested IPGs performing protection switching. Application of the method and system of this disclosure implements protection for key protected path through protection group overlay, and can achieve effects of saving network resource and increasing utilization rate of network resource.

Method for implementing protection group overlay, and method and system for ethernet protection switching

A switching method for Ethernet path protection is provided in the disclosure. The method includes: setting a group of Traffic Engineering Service Instances (TESIs) protected by a protection group; detecting statuses of a working entity and a protection entity; implementing the path protection switching according to an outbound port configured for Ethernet Switching Path (ESP) of the TESI at the endpoint of the protection group and in conjunction with a corresponding protection switching mechanism selected in current status detection. A switching system for Ethernet path protection is also provided in the disclosure, wherein a switching unit is configured to implement the path protection switching according to the outbound port configured for the ESP of the TESI at the endpoint of the protection group and in conjunction with the corresponding protection switching mechanism selected in current status detection. The method and system of the disclosure can enhance the speed of fault recovery, reduce nodes for the protection switching, be beneficial to network optimization, and ensure the reliability of end-to-end traffic.

Switching method and system for ethernet path protection

This disclosure discloses a broadband network system and an implementation method thereof. The method comprises the steps that: a terminal transmits an IP address request message to the network side (S); after receiving the IP address request message, the network side returns the non-IP-address EID of the terminal (S); the terminal uses the received EID as the address to transmit and receive packets (S). With this disclosure, the demands of the broadband network on the IP address are reduced.

Broadband network system and implementation method thereof

The invention discloses a segment protection method for an Ethernet tunnel, there are two segment protection domains with a shared link in a Provider Backbone Bridge-Traffic Engineering (PBB-TE) network, and at least one of the two segment protection domains works in a non-revertive mode, and when a simultaneous failures of working segments of two segment protection domains recover or a failure of the shared node of the working segments recovers, the shared node of the working segments switches all the FDB entries of bidirectional ESPs of all the TESIs protected by the protection domains to standby entries, and after switching, out ports of the FDB entries of the ESPs are the ports connecting the shared segment. The invention also discloses a shared node of working segments of protection domains correspondingly. The invention is able to ensure that the bidirectional ESPs are co-routed after the failure recovering.

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Shenzhen, China

Yuehua Wei