WO2015070611A1

WO2015070611A1 - Network element device and method for controlling network element device to join network

Info

Publication number: WO2015070611A1
Application number: PCT/CN2014/080655
Authority: WO
Inventors: 林宁
Original assignee: 中兴通讯股份有限公司
Priority date: 2013-11-14
Filing date: 2014-06-24
Publication date: 2015-05-21
Also published as: RU2666309C1; CN104639360B; CN104639360A; RU2016119261A; MY175285A

Abstract

Disclosed are a network element device and a method for controlling the network element device to join a network, the method comprising: a network element device sends a first protocol packet to an upper-level node network element device, the first protocol packet not carrying virtual local area network (vlan) information of a network management channel; the network element device receives a second protocol packet sent by the upper-level node network element device based on the first protocol packet, and establishes a communication connection with a network management server according to the vlan information of the network management channel carried by the second protocol packet, the vlan information of the network channel carried by the second protocol packet being the vlan information provided by the upper-level node network element device for the next-level node network element device thereof to establish a network management channel. In the present invention, the network element device automatically obtains the vlan information of the network management channel from the upper-level node network element device connected to the network element device as the vlan information of the network management channel of the network element device, and establishes a network management channel according to the vlan information of the network management channel thereof, thus allowing the network element device to establish a communication connection with the network management server.

Description

TECHNICAL FIELD The present invention relates to the field of data communications, and in particular, to a method for controlling a network element device to join a network and a network element device. In the general situation, the sending network management packet has a dedicated network management channel, and the network management channel generally uses a specific network management channel vlan information for processing, so that the network-related packets related to the network management are carried by the vlan. Information, which makes the network management channel become a dedicated business. When the network is configured, deployed, or expanded, the vlan information of the preset NMS channel that is added to the NE device may be inconsistent with the vlan information of the deployed NMS channel. In this case, you need to use: The vlan information of the preset NMS channel that is newly added to the NE device is modified so that the vlan information of the two devices is the same. Alternatively, the modification mode 2 modifies the vlan information of the deployed NMS channel so that the vlan information of the two devices is maintained. Consistent. If the above-mentioned modification mode 2 is adopted, if the deployed network management channel vlan is occupied by other services, if the deployed network management channel vlan information is modified, it is obvious that all the network device network management systems based on the deployed network management channel are required. The channel vlan information is reset, which is very cumbersome to manage and the maintenance cost is also huge. Therefore, in the prior art solution, the foregoing modification manner 1 is generally adopted. The prior art solution generally includes: 1. planning a network-wide unified network management channel vlan information for the network as a whole; 2. if the newly added device If the vlan information of the preset network management channel is inconsistent with the vlan information of the unified network management channel of the entire network, the newly added device must be modified accordingly before the new device is added to the network, so that the vlan information of the newly added network management channel meets the requirements of the entire network. However, in the prior art solution of the foregoing modification method 1, in the process of setting the network management channel vlan information of the device, manual intervention is required to maintain the network management channel vlan information of the newly added device and the unified network management channel vlan information of the entire network. Consistent, increased maintenance costs. SUMMARY OF THE INVENTION The embodiments of the present invention provide a method for controlling a network element device to join a network, and a network element device, which is configured to automatically establish a network management system for configuring a network management channel vlan information of a new network element device without manual intervention. aisle. According to an aspect of the present invention, a method for controlling a network element device to join a network is provided. The method includes: the network element device sends a first protocol packet to a network element device of a first-level node, where the first protocol packet is not carried. a virtual local area network vlan information of the network management channel; the network element device receives the second protocol message sent by the upper-level node network element device according to the first protocol packet, and is carried according to the second protocol packet The network management channel vlan information establishes a communication connection with the network management server, where the network channel vlan information carried in the second protocol packet is used by the upper-level node network element device for the next-level node network element device, and the network management channel is established. Vlan information. Preferably, the network element device receives the second protocol packet sent by the upper-level node network element device according to the first protocol packet, and establishes and manages the network management according to the vlan information carried in the second protocol packet. After the step of the communication connection of the server, the method further includes: the network element device receiving the network management channel vlan information of the next-level node network element device of the network element device delivered by the network management server; Receiving a third protocol packet sent by the next-level node network element device of the network element device, where the third protocol packet does not carry the network management channel vlan information; the network element device according to the received third protocol packet The next-level node network element device of the network element device sends a fourth protocol packet, so that the next-level node network element device establishes communication with the network management server according to the network management channel vlan carried in the fourth protocol packet. The network management channel vlan information carried in the fourth protocol packet is the next-level node network element device that is received by the network element device from the network management server and is provided to the network element device. vlan information network management channel. Preferably, the network device channel vlan information of the next-level node network element device of the network element device received by the network element device is opposite to or not the network management channel vlan information configured by the network element device. Preferably, the network element device sends a first protocol packet to the first-level node network element device, and the step of the first protocol packet not carrying the virtual local area network vlan information of the network management channel includes: the network element device starting the link Layer protocol The network element device sends a first protocol packet to the network element device of the upper-level node of the network element device according to the activated link layer protocol, where the first protocol packet does not carry the network management channel vlan information. Preferably, before the step of transmitting, by the network element device, the first protocol packet to the first-level node network element device, where the first protocol packet does not carry the virtual local area network vlan information of the network management channel, the method further includes: determining the network Whether the metadevice establishes a communication connection with the network management server. According to another aspect of the present invention, a network element device is further provided, the network element device includes: a first transceiver module, an establishing module connected to the first transceiver module; wherein: the first transceiver module is configured to be upward The first-level node network element device sends the first protocol packet, where the first protocol packet does not carry the virtual local area network vlan information of the network management channel; and the first-level node network element device is configured according to the first protocol packet. The second protocol packet is sent, and the establishing module is configured to establish, according to the network management channel vlan information carried in the second protocol packet, a communication connection with the network management server, where the network channel vlan information carried by the second protocol packet is The vlan information of the network management channel is established for the network element device of the upper-level node to be provided by the network element device of the next-level node. Preferably, the network element device further includes a second transceiver module, and a third transceiver module connected to the second transceiver module, wherein: the second transceiver module is configured to receive according to the network management channel established by the establishment module The network management channel vlan information of the next-level node network element device of the network element device delivered by the network management server; the third transceiver module is configured to send the next-level node network element device of the network element device The third protocol packet, the third protocol packet does not carry the network management channel vlan information; and is configured to send the fourth protocol to the next-level node network element device of the network element device according to the third protocol packet. a message, so that the next-level node network element device establishes a communication connection with the network management server according to the network management channel vlan carried in the fourth protocol packet, where the network management channel vlan information carried in the fourth protocol packet is The vlan information of the network management channel is established for the next-level node network element device that is received by the network element device from the network management server and is provided to the network element device. Preferably, the network management channel vlan information of the next-level node network element device of the network element device received by the second transceiver module is the same as or different from the vlan information configured by the network element device. Preferably, the first transceiver module includes a startup unit and a first transceiver unit, and the activation unit is configured to start a link layer protocol of the network element device; The first transceiver unit is configured to send a first protocol packet to the upper-level node network element device of the network element device according to the activated link layer protocol, where the first protocol packet does not carry the network management channel vlan information. Preferably, the network element device further includes a connection determining module with the first transceiver module, where the determining module is configured to determine before the first transceiver module sends the first protocol packet to the upper-level node network element device. Whether the network element device establishes a communication connection with the network management server. The method for the network element device to be added to the network and the network element device provided by the embodiment of the present invention does not require manual intervention, and the network element device automatically obtains the network management channel vlan information from the upper-level node network element device connected to the network element device. As the network management channel vlan information, the network management channel is established according to the network management channel vlan information, so that the network element device establishes a communication connection with the network management server. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a schematic flow chart of a first embodiment of a method for controlling a network element device to join a network according to the present invention; FIG. 2 is a schematic flowchart of a second embodiment of a method for controlling a network element device to join a network according to the present invention; FIG. 4 is a schematic flowchart of a third embodiment of a method for controlling a network element device to join a network according to the present invention; FIG. 4 is a schematic diagram of a network element device of the present invention; FIG. 6 is a schematic structural diagram of a second embodiment of a network element device according to the present invention; FIG. 7 is a schematic structural diagram of a first transceiver module of FIG. 5; and FIG. 8 is a network element device of the present invention; A schematic structural view of a third embodiment. The implementation, functional features, and advantages of the present invention will be further described with reference to the accompanying drawings. The specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. Referring to FIG. 1, FIG. 1 is a schematic flowchart diagram of a first embodiment of a method for a network element to join a network according to the present invention, where the method includes: S10: The network element device sends a first protocol packet to the network element device of the upper-level node, where the first protocol packet does not carry the network management channel vlan information. The vlan in the vlan information of the NMS channel is an abbreviation of Virtual Local Area Network, which indicates a virtual local area network. The network element device is a switch or a router. In a network, the network management server is connected to at least one network element device. When the network element device is newly added to the network element device of the network, the network element device exchanges information with the upper-level node network element device connected thereto to establish a communication connection between the network element device and the network management server. When the network element device joins the network for the first time, the network element device does not have the network management channel vlan information. When the network element device sends the first protocol packet to the upper-level node network element device of the network element device, the network element device sends the first protocol packet according to the original protocol field. The network protocol channel vlan information is not carried. When the network element device of the upper-level node of the network element device receives the first protocol packet sent by the network element device, the first protocol packet is parsed. When the network device does not carry the vlan information of the network management channel, it can be determined that the network element device is a newly added network element device. Therefore, the network element device of the upper-level node of the network element device needs to send the network management channel vlan to the network element device. The information is used to enable the network element device to configure the network management channel vlan information. S20: The network element device receives the second protocol packet sent by the upper-level node network element device according to the first protocol packet, and establishes communication with the network management server according to the network management channel vlan information carried in the second protocol packet. The network channel vlan information carried by the second protocol packet is used by the upper-level node network element device for the next-level node network element device, and the vlan information of the network management channel is established. In the step S20, the network element device receives the second protocol packet sent by the network element device of the upper-level node, where the second protocol packet carries the vlan information of the network management channel (that is, the upper-level node of the network element device) The network element device writes the network management channel vlan information in the user editable field of the second protocol packet, and the network management channel vlan information carried in the second protocol packet is used by the upper-level node network element device. The level node network element device establishes the vlan information of the network management channel, and the network element channel vlan information of the upper-level node network element device for the next-level node network element device is obtained by the upper-level node network element device from the network management server, or It is said that the network management server pre-sends to the upper-level node network element device for the upper-level node network element device to provide to the next-level node network element device. The network element device parses the second protocol packet to obtain the network management channel vlan information of the upper-layer node network element device, and uses the obtained network management channel vlan information as its own network management channel vlan information, and according to the network management The channel vlan information establishes a network management channel, so that the network element device establishes a communication connection with the network management server. After the network element device establishes a communication connection with the network management server, the network element device carries the network management channel vlan information in the packets sent by the network management device. For example, when the network management channel vlan information is vlan 100, the network management channel established in the network management device is configured. All sent packets carry vlan 100. In the above embodiment, the network element device does not need to be configured with a network management channel vlan information in advance, and the network element device automatically obtains the network management channel vlan through the upper-level node network element device of the network element device. The information is used as the vlan information of the network management channel, and the network management channel is established according to the vlan information of the network management channel, so that the network element device establishes a communication connection with the network management server; the network management efficiency is greatly improved, the network management flexibility is improved, and the network is saved. The cost of opening and maintenance. Referring to FIG. 2, FIG. 2 is a schematic flowchart diagram of a second embodiment of a method for controlling a network element device to join a network according to the present invention. Based on the foregoing first embodiment of the method for controlling a network element device to join a network, after the step S20, the method further includes: S30, the network element device receiving, by the network element device, a next-level node network element of the network element device delivered by the network management server Network management channel vlan information of the device. In step S20, after the network element device establishes a communication connection with the network management server, the network management server can manage the network element device, and send the network management device of the next-level node network element device of the network element device to the network element device. Channel vlan information. In the step S30, the network element device receives the network management channel vlan information of the next-level node network element device of the network element device delivered by the network management device, and the network management channel of the next-level node network element device of the network element device The vlan information may be the same as or different from the network management channel vlan information configured by the network element device. For example, the network management channel vlan information of the network element device is vlan 100 (that is, the network element device is from the upper-level node network element device of the network element device). Obtaining the vlan information of the network management channel is vlan 100), the vlan information of the network management channel of the next-level node network element device of the network element device is vlan 200; if the network management channel vlan information of the network element device is vlan 100, the network element device The network management channel vlan information of the next-level node network element device is also vlan 100; that is, the network management channel vlan information of the next-level node network element device of the network element device can be configured by the network management server according to actual needs, and the network management server is in network planning. The configuration is implemented to avoid conflicts between the vlan information of the network management channel and the service vlan information. The network management server can set the vlan information of the network management channel of the network element devices at different levels in the network step by step, or the same. S40: The network element device receives the third protocol packet sent by the network element device of the next-level node of the network element device, where the third protocol packet does not carry the network management channel vlan information. When the network element device has the next-level node network element device, the network element device receives the third protocol packet sent by the next-level node network element device of the network element device, because the next level of the network element device The node network element device joins the network for the first time. Therefore, the next-level node network element device does not have the network management channel vlan information, and the next-level node network element is set. When the device sends a third protocol packet to the NE device, it sends the packet according to the original protocol field. The vlan information of the network management channel is not carried.

S50: The network element device sends a fourth protocol packet to the next-level node network element device of the network element device according to the received third protocol packet, so that the next-level node network element device reports according to the fourth protocol. The network management channel vlan carried in the text establishes a communication connection with the network management server, wherein the network management channel vlan information carried in the fourth protocol packet is the next-level node network that the network element device receives from the network management server and provides the network element device to the network element device. Meta-device, establish vlan information of the network management channel. The network element device parses the received third protocol packet, and when the third protocol packet does not carry the network management channel vlan information, it can be determined that the next-level node network element device is a newly added network element device. Therefore, the network element device sends a fourth protocol packet to the next-level node network element device, where the fourth protocol packet includes the next-level node network element device of the network element device received by the network element device from the network management server. The network management channel vlan information is configured to enable the next-level node network element device to be configured according to the received network management channel vlan information, and establish a communication connection with the network management server. According to the embodiment of the present invention, the network element device can receive the network management channel vlan information of the next-level node network element device of the network element device from the network management server, and the network management channel vlan of the received next-level node network element device The information is sent to the next-level node network element device, so that the next-level node network element device performs the network management channel vlan information configuration; the network management channel vlan information of the next-level node network element device can be conveniently and flexibly configured, and the next The network management channel vlan information of the first-level network element device may be the same as or different from the network management channel vlan information of the network element device. The network management server may configure the network management channel vlan information of the network element devices of different levels to be configured step by step. The information can also be unified across the network, and can be flexibly configured according to actual needs. Referring to FIG. 3, FIG. 3 is a schematic flowchart of step S10 in FIG. 1, and the step S10 includes:

511. The network element device starts a link layer protocol. In the step S11, the network element device starts the link layer protocol, and the link layer protocol may be: LLDP protocol (Link Layer Discovery Protocol), PPPOE protocol (point-to-point protocol over Ethernet) Abbreviation) or vendor proprietary link layer protocol. Because the link layer protocol does not need to rely on complex configuration information such as IP, it can be run by default when the network element device is configured with the backspace configuration. The network element device can be directly connected to the upper-level node network element device at the link layer. Perform information interaction.

512. The network element device sends a first protocol packet to the network element device of the upper-level node of the network element device according to the activated link layer protocol, where the first protocol packet does not carry the network management channel vlan information. The network element device sends a first protocol packet to the network element device of the upper-level node of the network element device according to the activated link layer protocol. When the network element device joins the network for the first time, the network element device does not have the network management channel vlan information. When the network element device sends the first protocol packet to the upper-layer node network element device of the network element device, the network element device sends the first protocol packet according to the original protocol field, and does not carry the network management channel vlan information. Referring to FIG. 4, FIG. 4 is a schematic flowchart diagram of a third embodiment of a method for controlling a network element device to join a network according to the present invention. Based on the foregoing second embodiment of the method for controlling a network element device to join a network, before the step S10, the method further includes:

S60. Determine whether the network element device establishes a communication connection with the network management server. If the network element device does not establish a communication connection with the network management server, step S10 is performed. In the step S60, it is determined whether the network element device establishes a communication connection with the network management server. Specifically, it can be determined whether the network element device is configured with the network management channel vlan information, and if the network element device has been configured with the network management channel vlan information, The network element device is considered to have established a communication connection with the network management server. If the network element device does not have the network management channel vlan information, the network element device is not connected to the network management server. Referring to FIG. 5, FIG. 5 is a schematic structural diagram of a first embodiment of a network element device according to the present invention. The network element device includes: a first transceiver module 10, and an establishing module 20 connected to the first transceiver module 10; The transceiver module 10 is configured to send a first protocol packet to the network element device of the first-level node, where the first protocol packet does not carry the virtual local area network vlan information of the network management channel; and the device is configured to be the upper-level node network element device according to the first a second protocol packet sent by the protocol packet, the establishing module 20, configured to establish a communication connection with the network management server by using the network management channel vlan information carried in the second protocol packet, where the second protocol packet carries the network The channel vlan information is used by the upper-level node network element device for the next-level node network element device, and the vlan information of the network management channel is established. The vlan in the vlan information of the NMS channel is an abbreviation of Virtual Local Area Network, which indicates a virtual local area network. The network element device is a switch or a router. In a network, the network management server is connected to at least one network element device. When the network element device is newly added to the network element device of the network, the network element device exchanges information with the upper-level node network element device connected thereto to establish a communication connection between the network element device and the network management server. When the network element device joins the network for the first time, the network element device does not have the network management channel vlan information. When the network element device sends the first protocol packet to the upper-level node network element device of the network element device by using the first transceiver module 10, The original protocol field is sent The first protocol packet is parsed, and the first protocol packet is parsed when the first-level node network element device of the network element device receives the first protocol packet sent by the network element device. When the protocol packet does not carry the vlan information of the network management channel, it can be determined that the network element device is a newly added network element device. Therefore, the network element device of the upper-level node of the network element device needs to send the network management device to the network element device. The channel vlan information is configured to enable the network element device to configure the network management channel vlan information. The first transceiver module 10 of the network element device receives the second protocol packet sent by the network element device of the upper-level node, and the second protocol packet carries the vlan information of the network management channel (that is, the upper-level node of the network element device) The network element device writes the network management channel vlan information in the user editable field of the second protocol packet, and the network management channel vlan information carried in the second protocol packet is used by the upper-level node network element device. The level node network element device establishes the vlan information of the network management channel, and the network element channel vlan information of the upper-level node network element device for the next-level node network element device is obtained by the upper-level node network element device from the network management server, or It is said that the network management server pre-sends to the upper-level node network element device for the upper-level node network element device to provide to the next-level node network element device. The establishing module 20 of the network element device parses the second protocol packet to obtain the network management channel vlan information of the network element device of the upper-level node, and uses the obtained network management channel vlan information as its own network management channel vlan information. And establishing a network management channel according to the vlan information of the network management channel, so that the network element device establishes a communication connection with the network management server. After the network element device establishes a communication connection with the network management server, the network element device carries the network management channel vlan information in the packets sent by the network management device. For example, when the network management channel vlan information is vlan 100, the network management channel established in the network management device is configured. All sent packets carry vlan 100. Referring to FIG. 6, FIG. 6 is a schematic structural diagram of a second embodiment of a network element device according to the present invention. Based on the first embodiment of the network element device, the network element device further includes a second transceiver module 30, a third transceiver module 40 connected to the second transceiver module 30, and the second transceiver module 30 is connected to the setup module 20, The second transceiver module 30 is configured to receive, according to the network management channel established by the establishing module, the network management channel vlan information of the network element device of the next-level node of the network element device delivered by the network management server; the third transceiver module 40 And configured to receive the third protocol packet sent by the network element device of the next-level node of the network element device, where the third protocol packet does not carry the network management channel vlan information; and is configured to send the network packet to the network according to the third protocol packet. The next-level node network element device of the meta-device sends a fourth protocol packet, so that the next-level node network element device establishes a communication connection with the network management server according to the network management channel vlan carried in the fourth protocol packet, where The network management channel vlan information carried in the fourth protocol packet is the next-level node network element device that the network element device receives from the network management server and is provided to the network element device, and the network management device is established. The vlan information. After the network element device establishes a communication connection with the network management server, the network management server can manage the network element device, and send the network management channel vlan information of the next-level node network element device of the network element device to the network element device. The network element The device receives the network management channel vlan information of the next-level node network element device of the network element device delivered by the network management server through the second transceiver module 30. The second transceiver module 30 of the network element device receives the network management channel vlan information of the next-level node network element device of the network element device delivered by the network management device, and the network management channel of the next-level node network element device of the network element device The vlan information is the same as or different from the network management channel vlan information configured by the NE device. For example, the network management channel vlan information of the network element device is vlan 100 (that is, the network element device is from the upper-level node network element device of the network element device). Obtaining the vlan information of the network management channel is vlan 100), the vlan information of the network management channel of the next-level node network element device of the network element device is vlan 200; if the network management channel vlan information of the network element device is vlan 100, the network element device The network management channel vlan information of the next-level node network element device is also vlan 100; that is, the network management channel vlan information of the next-level node network element device of the network element device can be configured by the network management server according to actual needs, and the network management server is in network planning. The configuration is implemented to avoid conflicts between the vlan information of the network management channel and the service vlan information. The network management server can set the vlan information of the network management channel of the network element devices at different levels in the network step by step, or the same. When the network element device has the next-level node network element device, the third transceiver module 40 of the network element device receives the third protocol packet sent by the next-level node network element device of the network element device, because the network The next-level node network element device of the meta-device joins the network for the first time. Therefore, the next-level node network element device does not have the network management channel vlan information, and the next-level node network element device sends the third protocol packet to the network element device. , sent according to the original protocol field, does not carry the network management channel vlan information. The third transceiver module 40 of the network element device parses the received third protocol packet. When the third protocol packet does not carry the network management channel vlan information, it can be determined that the next-level node network element device is a new one. The third network transceiver module 40 sends a fourth protocol packet to the next-level node network element device, where the fourth protocol packet includes the network element device received from the network management server. The vlan information of the network management channel of the next-level node network element device of the network element device is configured to enable the next-level node network element device to be configured according to the received network management channel vlan information, and establish a communication connection with the network management server. Referring to FIG. 7, FIG. 7 is a schematic structural diagram of the first transceiver module of FIG. 5, the first transceiver module includes a startup unit 11 and a first transceiver unit 12, wherein: the startup unit 11 is configured to start the network element device. The first layer transceiver unit 12 is configured to send a first protocol packet to the network element device of the upper-level node of the network element device according to the activated link layer protocol, where the first protocol packet does not carry the network management channel. Vlan information. The network element is configured to start the link layer protocol by using the initiating unit 11. The link layer protocol may be: LLDP (Link Layer Discovery Protocol), PPP0E protocol (point-to-point protocol) Over Ethernet (abbreviation) or vendor proprietary link layer protocol. Since the link layer protocol does not need to rely on complex configuration information such as IP, it can be run by default when the network element device is turned on. The network element device can directly connect to the upper-level node network element device at the link layer. Perform information interaction. The first transceiver unit 12 of the network element device sends a first protocol packet to the network element device of the upper-level node of the network element device according to the activated link layer protocol. When the network element device joins the network for the first time, the network element device does not have the network element device. The network management channel vlan information, when the network element device sends the first protocol packet to the upper-level node network element device of the network element device, sends the first protocol packet according to the original protocol field, and does not carry the network management channel vlan information. Referring to FIG. 8, FIG. 8 is a schematic structural diagram of a third embodiment of a network element device according to the present invention. Based on the second embodiment of the network element device, the network element device further includes a connection determining module 50 connected to the first transceiver module 10, where the determining module 50 is configured to send the first transceiver module 10 to the upper-level node network element device. Before the first protocol packet, determine whether the network element device establishes a communication connection with the network management server. The determining module 50 determines whether the network element device establishes a communication connection with the network management server. Specifically, it is determined whether the network element device is configured with the network management channel vlan information, and if the network element device has been configured with the network management channel vlan information, the The network element device has established a communication connection with the network management server. If the network element device does not have the network management channel vlan information, the network element device does not establish a communication connection with the network management server. The above description is only the preferred embodiment of the present invention, and is not intended to limit the scope of the invention, and the equivalent structure or equivalent flow transformation made by the specification and the drawings of the present invention may be directly or indirectly applied to other related The technical field is equally included in the scope of patent protection of the present invention.

Claims

Claim

A method for controlling a network element device to join a network, including:

The network element device sends the first protocol packet to the upper-level node network element device, where the first protocol packet does not carry the virtual local area network vlan information of the network management channel; the network element device receives the upper-level node network element device according to the a second protocol packet sent by the first protocol packet, and establishing a communication connection with the network management server according to the network management channel vlan information carried in the second protocol packet, where the network carried by the second protocol packet is The channel vlan information is used by the upper-level node network element device for the next-level node network element device, and the vlan information of the network management channel is established.

The method according to claim 1, wherein the network element device receives a second protocol packet sent by the upper-level node network element device according to the first protocol packet, and according to the second After the vlan information carried in the protocol packet establishes a communication connection with the network management server, the method further includes: the network element device receiving the next-level node network element device of the network element device delivered by the network management server The network management channel vlan information; the network element device receives a third protocol packet sent by the network element device of the next-level node of the network element device, where the third protocol packet does not carry the network management channel vlan information; And the third device sends a fourth protocol packet to the next-level node network element device of the network element device according to the received third protocol packet, so that the next-level node network element device is configured according to the fourth protocol packet. The network management channel vlan is configured to establish a communication connection with the network management server, where the network management channel vlan information carried in the fourth protocol packet is received by the network element device from the network management server. Element node device at a network element device, the establishment of the network management channel vlan information.

The method according to claim 2, wherein the network element device receives the network management channel vlan information of the next-level node network element device of the network element device from the network management device, and the network management configured by the network element device The channel vlan information is the same or different.

The method of claim 3, wherein the network element device sends a first protocol packet to the first-level node network element device, and the first protocol packet does not carry the virtual local area network vlan information of the network management channel. The method includes: the network element device starts a link layer protocol; The network element device sends a first protocol packet to the network element device of the upper-level node of the network element device according to the activated link layer protocol, where the first protocol packet does not carry the network management channel vlan information.

The method of claim 4, wherein the network element device sends the first protocol packet to the first-level node network element device, and the step of the first protocol packet does not carry the virtual local area network vlan information of the network management channel. The method further includes: determining whether the network element device establishes a communication connection with the network management server.

A network element device, comprising: a first transceiver module, and an establishing module connected to the first transceiver module; wherein: the first transceiver module is configured to send the first protocol packet to the network element device of the first-level node, The first protocol packet does not carry the virtual local area network vlan information of the network management channel; and the second protocol packet that is sent by the upper-level node network element device according to the first protocol packet; And establishing a communication connection with the network management server according to the network management channel vlan information carried in the second protocol packet, where the network channel vlan information carried in the second protocol packet is used by the upper-level node network element device The first-level node network element device establishes the vlan information of the network management channel.

The network element device of claim 6, wherein the network element device further comprises a second transceiver module, and a third transceiver module connected to the second transceiver module, wherein:

The second transceiver module is configured to receive, according to the network management channel established by the establishing module, the network management channel vlan information of the network element device of the next-level node of the network element device delivered by the network management server; a module, configured to receive a third protocol packet sent by the next-level node network element device of the network element device, where the third protocol packet does not carry the network management channel vlan information; and is configured to report according to the third protocol Sending a fourth protocol packet to the next-level node network element device of the network element device, so that the next-level node network element device establishes a network management server according to the network management channel vlan carried in the fourth protocol packet. The communication connection, wherein the network management channel vlan information carried in the fourth protocol packet is the next-level node network element device that the network element device receives from the network management server and is provided to the network element device, and the vlan of the network management channel is established. information.

The network element device according to claim 7, wherein the second transceiver module receives the network management channel vlan information of the next-level node network element device of the network element device from the network management server, and the network element device The configured vlan information is the same or different. The network element device according to claim 8, wherein the first transceiver module comprises an activation unit and a first transceiver unit, and the activation unit is configured to start a link layer protocol of the network element device;

The first transceiver unit is configured to send a first protocol packet to the upper-level node network element device of the network element device according to the activated link layer protocol, where the first protocol packet does not carry the network management channel vlan information. The network element device according to claim 9, wherein the network element device further includes a connection determining module with the first transceiver module, and the determining module is configured to be in a first-level node network element of the first transceiver module Before the device sends the first protocol packet, it determines whether the network element device establishes a communication connection with the network management server.