WO2014048201A1

WO2014048201A1 - Method and system for detecting broadband access device

Info

Publication number: WO2014048201A1
Application number: PCT/CN2013/082252
Authority: WO
Inventors: 吴红海
Original assignee: 中兴通讯股份有限公司
Priority date: 2012-09-27
Filing date: 2013-08-26
Publication date: 2014-04-03
Also published as: CN103701656A

Abstract

Disclosed is a method for detecting a broadband access device. The method comprises: a broadband access device detecting a detected port of the broadband access device according to a test start instruction sent by an office device, so as to obtain a detection result of the detected port; starting a test mode according to the test start instruction, and simulating a client to send an access request to the office device; the broadband access device interacting, through the detected port, with the office device to complete the access test, and after the test is completed, the broadband access device sending the test result and the test result of the detected port to the office device. The present invention further discloses a system for detecting a broadband access device. By using the method and system in the present invention, mounting acceptance and fault detection and location of a broadband access device can be all completed in an operating and maintenance center, so as to implement remote mounting acceptance and fault location of the broadband access device, thereby improving the test efficiency, reducing maintenance costs, and improving user satisfaction.

Description

Method and system for detecting broadband access equipment

The present invention relates to the field of fixed network broadband access, and in particular, to a method and system for detecting a broadband access device. Background technique

With the continuous development of network services, broadband services are widely used. Users open broadband services at operators. Operators install broadband access devices for users, and then verify whether broadband access devices are correct and whether users can successfully connect to the network. However, at present, the installation and acceptance methods of broadband access equipment require maintenance personnel to go to the broadband access equipment location for broadband access testing. If the broadband connection can only go to the cell or corridor where the broadband access equipment is located for verification, this will be maintained. People and users cause more or less trouble. Obviously, the installation acceptance and fault detection methods of existing broadband access equipment not only cause a large cost waste in engineering, but also reduce user satisfaction invisibly.

The Chinese invention patent application with the application number of 201110131939 discloses a method for implementing network connection test between a central office device and a terminal device in an Ethernet Passive Optical Network (EPON), and the solution proposes a method based on A method for testing a network connection between a central office device and a terminal device of a Point-to-Point Protocol over Ethernet (PPPoE) method, in which a terminal device is implemented by a virtual interface of a virtual local area network (VLAN) The analog interaction between the central office device, but the method can only verify whether the link between the central office device and the terminal device is normal, whether the physical port is normal, and whether the link of the broadband access device itself is normal, and the broadband connection is The inbound device can only be applied to the PPPoE access network. Therefore, in order to reduce the cost of engineering installation and post-maintenance, Improving the satisfaction of broadband service users requires a new and more convenient and effective method to achieve remote installation acceptance and fault location of broadband access equipment. Summary of the invention

In view of the above, the main purpose of the embodiments of the present invention is to provide a method and system for detecting a broadband access device, which can complete the installation, acceptance, fault detection, and location of the broadband access device in the operation and maintenance center to implement broadband access. Remote installation acceptance and fault location of equipment to improve test efficiency, reduce maintenance costs, and increase user satisfaction.

To achieve the above objective, the technical solution of the embodiment of the present invention is implemented as follows:

An embodiment of the present invention provides a method for detecting a broadband access device, including:

The broadband access device detects the test port of the tested port according to the test start command sent by the central office device, and obtains the detection result of the tested port; and according to the test start instruction, starts the test mode, and simulates the client to the location The central office device sends an access request;

The broadband access device performs an access test by interacting with the central office device by using the measured port. After the test is complete, the broadband access device sends the test result and the detection result of the tested port to the test result. The central office equipment.

Here, before the broadband access device detects the port to be tested, the method further includes:

The central office device sends a test start command to the broadband access device by using a remote control manner;

The broadband access device performs a self-test after receiving the test start instruction.

The test start instruction includes: an access mode parameter of the broadband access device accessing the central office device;

The access mode is: a dynamic host configuration protocol (DHCP, Dynamic Host Configuration Protocol) access mode, or a PPPoE access mode;

The broadband access device starts the test mode according to the test start instruction, and simulates the client Sending an access request to the central office device is: the broadband access device starts a test mode of DHCP or PPPoE according to an access mode parameter in the test start command, and passes through a central part of the broadband access device The CPU (Central Processing Unit) simulates an access request initiated by the client to initiate a DHCP or PPPoE access to the central office device;

The media access control (MAC) address of the analog client is: a MAC address generated by the broadband access device to customize an analog client MAC generation algorithm, or a MAC address specified by the central office device. ;

The detecting of the port to be tested is as follows: The CPU of the broadband access device constructs a self-loop detection packet, and detects the function of transmitting and receiving the port to be tested according to the self-loop detection packet.

The embodiment of the present invention further provides a detection system for a broadband access device, including: a central office device and a broadband access device;

The central office device is configured to send a test start instruction to the broadband access device, receive an access request sent by the broadband access device, and interact with the broadband access device through the measured port; The detection result of the tested port sent by the broadband access device, and the test result;

The broadband access device is configured to receive a test start command sent by the central office device, and detect the tested port, obtain a detection result of the tested port, and send the detection result to the office. Ending the test mode, the analog client sends an access request to the central office device, and the access port performs an access test by interacting with the central office device, and sends the test result to the central office. device.

Here, the broadband access device is further configured to perform a self-test; and the self-loop detection message is configured to detect the function of transmitting and receiving the port to be tested according to the self-loop detection message.

The method and system for detecting a broadband access device provided by the embodiments of the present invention have the following advantages and features:

In the embodiment of the present invention, the interaction between the central office device and the broadband access device is implemented to implement broadband access. Remote control of the device, and the central office device can complete the network connection test between the central office device and the broadband access device according to the interaction result, so as to accurately locate the fault, and the test result is authentic and reliable; through the tested port of the broadband access device The detection can accurately locate the measured port level information, verify whether the tested port is normal, and verify whether the link of the broadband access device itself is normal, so that the broadband access test can simulate the real access process to the maximum extent; the above processes are all in operation. The maintenance center is completed to realize remote installation acceptance and fault location of broadband access equipment. Therefore, it can improve test efficiency, eliminate the impact on users' normal life, and improve user satisfaction.

The embodiment of the present invention adopts the network access mode of the DHCP and the PPPoE, and can cover most of the current access modes, thereby realizing the coverage of the mainstream access mode of the existing network.

In the embodiment of the present invention, the measured port performs the self-loop detection only according to the self-loop detection packet, which reduces the detection time of the tested port, and the detection process of the tested port is separated from the process of interacting with the central office device and the broadband access device. This minimizes the impact of port self-loop detection. DRAWINGS

1 is a schematic flowchart of an implementation method of a method for detecting a broadband access device according to an embodiment of the present invention; FIG. 2 is a schematic flowchart of a method for implementing a method according to Embodiment 1 of the present invention;

FIG. 3 is a schematic flowchart of a method for detecting a port to be tested according to an embodiment of the present invention; FIG. 4 is a schematic flowchart of a method for testing a DHCP or PPPoE according to an embodiment of the present invention. detailed description

FIG. 1 is a schematic flowchart of a method for detecting a broadband access device according to an embodiment of the present invention. As shown in FIG. 1, the method includes:

Step 101: The broadband access device detects the test port of the tested port according to the test start command sent by the central office device, and obtains the detection result of the tested port. According to the test start command, the test mode is started, and the client is simulated. Sending an access request to the central office device;

Step 102: The central office device receives the access request, and the broadband access device passes the The test port interacts with the central office device to complete the access test. After the test is complete, the broadband access device sends the test result and the test result of the tested port to the central office device.

Here, before the broadband access device detects the port to be tested, the method further includes: the central office device sends the test start instruction to the broadband access device by using a remote control manner; the broadband access device receives the location Perform a self-test after the test start command.

The test start command includes: an access mode parameter of the broadband access device accessing the central office device; the access mode is: a DHCP access mode, or a PPPoE access mode.

Correspondingly, the broadband access device starts the test mode according to the test start instruction, and the simulated client sends an access request to the central office device as:

The broadband access device starts the DHCP or PPPoE test mode according to the access mode parameter in the test start command, and initiates a DHCP or PPPoE access request to the central office device through the CPU emulation client of the broadband access device.

Here, the MAC address of the analog client is: a MAC address generated by a broadband access device custom simulation client MAC generation algorithm, or a MAC address specified by a central office device; a CPU simulation client of the broadband access device The request for initiating a DHCP or PPPoE access to the central office device is specifically: the CPU of the broadband access device generates a MAC address according to a custom simulated client MAC generation algorithm, or according to a MAC address specified by the central office device. Configure DHCP Discovery or PADI (PPPOE Active Discovery Initiation) to initiate an access request for DHCP or PPPoE access to the central office device.

Here, the broadband access device performs the access test by interacting with the central office device by using the tested port as follows: The measured port of the broadband access device obtains the virtual IP address allocated by the central office device through the DHCP or PPPoE access mode. If the tested port successfully obtains the IP address, the test succeeds, otherwise the test fails. The embodiment of the present invention provides a detection system for a broadband access device, where the system includes: a central office device and a broadband access device;

The central office device is configured to send a test start instruction to the broadband access device; receive an access request sent by the broadband access device, and interact with the broadband access device through the measured port; receive the broadband access The detection result of the tested port sent by the device, and the test result;

The broadband access device is configured to receive a test start command sent by the central office device, and detect the tested port, obtain a detection result of the tested port, and send the detection result to the central office device. The test mode is enabled, and the simulated client sends an access request to the central office device, and the tested port interacts with the central office device to complete the access test, and sends the test result to the central office device.

Embodiment 1

A method for detecting a broadband access device, the specific steps are as follows:

Step 201: The central office device sends a test start command to the broadband access device by using a remote control manner;

The test start command includes: an access mode parameter of the broadband access device accessing the central office device; the access mode includes: a PPPoE access mode and a DHCP access mode.

Step 202: After receiving the test start command, the broadband access device parses the test start command and determines its own state. Specifically, it is determined whether the broadband access device is running other test programs, and if so, Step 207 is performed, otherwise step 203 is performed;

Step 203: The broadband access device performs a self-test. If the self-test is successful, step 204 is performed, otherwise, 207 is performed;

Step 204: The broadband access device detects the port to be tested, and obtains the detection result of the port to be tested. According to the access mode parameter in the test start command, DHCP is enabled or The PPPoE test mode, and sends a DHCP or PPPoE access request to the central office device through the CPU emulation client of the broadband access device;

Step 205: According to the test start instruction, the broadband access device performs an access test by interacting with the central office device through the tested port.

Here, the access test is performed on the DHCP or the PPPoE through the process in which the central office device interacts with the broadband access device;

Step 206: After the test is completed, the broadband access device sends the test result and the detection result of the tested port to the central office device, and ends the testing process.

Step 207: Exit the detection process and send the corresponding error number to the central office device.

In an embodiment, the maintenance personnel completes the installation test, the fault analysis, and the fault location based on the returned test results and the test results, and edits the installation report or the fault analysis report, thereby guiding the operation and maintenance personnel to perform targeted troubleshooting.

FIG. 3 is a schematic flowchart of a method for detecting a port to be tested according to an embodiment of the present invention. As shown in FIG. 3, the detection steps of the port to be tested are as follows:

Step a: determining whether the tested port is performing other test procedures, and if so, executing step a6, otherwise performing step a2;

Step a2: Enable the self-loop of the tested port;

Here, specifically, the measured port self-loop is opened through a chip interface;

Step a3: Detect whether the self-loop of the tested port is successful. If yes, execute step a4. Otherwise, perform step a6.

Step a4: The CPU of the broadband access device constructs a self-loop detection packet, and performs a function of detecting and receiving the function of the detected port according to the self-loop detection packet, and determines whether the detection is successful. If successful, step a5 is performed. Otherwise, Perform step a6;

The transceiver function detects that: the CPU of the broadband access device constructs the self-loop detection packet, and sends the packet to the port under test, and the tested port receives the self-loop detection packet and sends it out, and determines that the Whether the detected port can successfully receive the self-loop detection packet, and determine whether the received self-loop detection packet is completely the same as the self-loop detection packet sent, if yes, execute step a5, otherwise execute Step a6;

Step a5: The detection succeeds, the loop of the tested port is closed, and the detection result is saved to the storage unit of the broadband access device, and the current processing flow is ended;

Step a6: The detection fails, the loop of the tested port is closed, and the detection result is saved to the storage unit of the broadband access device, and the current processing flow is ended;

The detection result is: detection success information, detection failure information, and corresponding error number. FIG. 4 is a schematic flowchart of a method for testing a DHCP or PPPoE according to an embodiment of the present invention. As shown in FIG. 4, the steps are as follows:

Step bl: The broadband access device determines whether DHCP or PPPoE is executing another detection procedure, and if yes, executing step b4, otherwise performing step b2;

Step b2: The broadband access device enables the background procedure of the DHCP or PPPoE test, and performs the access test of the DHCP or PPPoE access to the central office device through the tested port. Meanwhile, the broadband access device starts the status check timer to detect the DHCP or PPPoE. Test status

The process of the access test is: a process in which the broadband access device interacts with the central office device, that is, a process in which the tested port of the broadband access device obtains the virtual IP address allocated by the central office device through DHCP or PPPoE;

If the test succeeds, that is, the measured port of the broadband access device successfully obtains the virtual IP address assigned by the central office device through DHCP or PPPoE, and the above process is completed within the time specified by the state detection timer, step b3 is performed, otherwise, the step is performed. B4;

Step b3: The test succeeds, the DHCP or PPPoE test is ended, and the test result is saved to the storage unit of the broadband access device, and the current processing flow is ended;

Step b4: The test fails or the test times out. The DHCP or PPPoE test is terminated, and the test result is saved to the storage unit of the broadband access device, and the current processing flow is ended. The test result is: test success information, test failure information, and corresponding error number.

Correspondingly, the test result sent by the broadband access device to the central office device in step 206 refers to the storage information of the storage unit, that is, the test result in the step b3 or b4.

The above is only the preferred embodiment of the present invention and is not intended to limit the scope of the present invention.

Claims

claims

1. A detection method for broadband access equipment, the method includes:

The broadband access device detects its own tested port according to the test start instruction sent by the central office device, and obtains the test result of the tested port; and according to the test start instruction, turns on the test mode and simulates the client to all The central office device sends an access request;

The broadband access device interacts with the central office device through the tested port to complete the access test. After the test is completed, the broadband access device sends the test results and the detection results of the tested port to The central office equipment.

2. The method according to claim 1, wherein before the broadband access device detects its own tested port, the method further includes:

The central office device sends a test start command to the broadband access device through remote control;

The broadband access device performs self-test after receiving the test start instruction.

3. The method according to claim 1 or 2, wherein the test start instruction includes: access mode parameters for the broadband access device to access the central office device.

4. The method according to claim 3, wherein the access mode is: Dynamic Host Setting Protocol DHCP access mode, or Point-to-Point Protocol over Ethernet PPPoE access mode.

5. The method according to claim 4, wherein the broadband access device turns on the test mode according to the test start instruction, and the simulated client sends an access request to the central office device as: the broadband access The device turns on the test mode of DHCP or PPPoE according to the access mode parameter in the test start command, and uses the CPU of the broadband access device to simulate the client to initiate an access request for DHCP or PPPoE access to the central office device.

6. The method according to claim 1 or 2, wherein the MAC address of the simulated client is: a MAC address generated by a custom simulated client MAC generation algorithm of the broadband access device, or by the central office The MAC address specified by the device.

7. The method according to claim 1 or 2, wherein the detection of its own measured port is: the CPU of the broadband access device constructs a self-loop detection message, and according to the self-loop detection message Detect the sending and receiving functions of the port under test.

8. A detection system for broadband access equipment, the system includes: central office equipment, broadband access equipment; wherein,

The central office device is configured to send a test start instruction to the broadband access device; receive an access request sent by the broadband access device, and interact with the broadband access device through the port under test; receive Describe the detection results of the tested port sent by the broadband access equipment and the test results;

The broadband access device is configured to receive a test start instruction sent by the central office device, detect its own tested port, obtain the detection result of the tested port, and send the detection result to the central office. terminal device; turn on the test mode, simulate the client to send an access request to the central office device, interact with the central office device through the tested port to complete the access test, and send the test results to the central office equipment.

9. The system according to claim 8, wherein the broadband access device is further configured to perform self-test; construct a self-loop detection message, and detect the transceiver function of the tested port according to the self-loop detection message. .