CN107819508B - Link fault detection and recovery method based on EPON home gateway - Google Patents
Link fault detection and recovery method based on EPON home gateway Download PDFInfo
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- CN107819508B CN107819508B CN201711138826.4A CN201711138826A CN107819508B CN 107819508 B CN107819508 B CN 107819508B CN 201711138826 A CN201711138826 A CN 201711138826A CN 107819508 B CN107819508 B CN 107819508B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/03—Arrangements for fault recovery
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/07—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems
- H04B10/075—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal
- H04B10/077—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal using a supervisory or additional signal
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
- H04L43/0805—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters by checking availability
- H04L43/0811—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters by checking availability by checking connectivity
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
- H04Q11/0062—Network aspects
- H04Q11/0067—Provisions for optical access or distribution networks, e.g. Gigabit Ethernet Passive Optical Network (GE-PON), ATM-based Passive Optical Network (A-PON), PON-Ring
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- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Environmental & Geological Engineering (AREA)
- Small-Scale Networks (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
Abstract
The invention relates to a link fault detection and recovery method based on an EPON home gateway, which comprises link detection and automatic recovery at a WAN side and a LAN side. By adopting the link fault detection and recovery method based on the EPON home gateway, the automatic recovery of the link can be ensured when the link is abnormal by detecting the EPON link at the WAN side and the wireless link at the LAN side, so that the equipment can be kept in an on-line state all the time even in an unattended state, and the excellent user experience performance is realized.
Description
Technical Field
The invention relates to the field of EPON home gateways, in particular to the field of link fault detection, and specifically relates to a link fault detection and recovery method based on an EPON home gateway.
Background
The EPON home gateway can be used for detecting the state of the EPON link and the state of the wireless link of the EPON home gateway automatically and recovering from the abnormal state automatically, so that the user experience can be improved.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a link fault detection and recovery method based on an EPON home gateway, which can realize that the EPON home gateway automatically keeps on line.
In order to achieve the above object, the link failure detection and recovery method based on the EPON home gateway of the present invention has the following constitutions:
the link fault detection and recovery method based on the EPON home gateway is mainly characterized by comprising the following steps of:
(1) starting an EPON home gateway;
(2) detecting the link and performing a reset operation on the abnormal link to restore the link connection, including two parallel processes of detection and restoration of the EPON link and detection and restoration of the wireless link,
the detection and recovery of the EPON link comprises the following steps:
(2.1) starting an EPON optical module;
(2.2) sniffing a flag mark of the EPON OAM message;
(2.3) judging whether the EPON link is normal according to the flag, if the EPON link is normal, continuing the step (2.4), otherwise, jumping to the step (2.5);
(2.4) judging whether an external network message connected to the EPON home gateway is received within a first set time period, if so, judging that the EPON link is normal and finishing the EPON link detection process, otherwise, continuing the step (2.5);
(2.5) restarting the EPON optical module and returning to the step (2.2);
the detection and recovery of the wireless link comprises the following steps:
(2.6) starting the wireless module;
(2.7) sending an ARP request message to a wireless terminal connected to the EPON home gateway;
(2.8) judging whether the ARP response message of the wireless terminal is received in a second set time period;
(2.9) if the ARP request message is received, judging that the wireless link is normal and finishing the wireless link detection process, otherwise, continuing the step (2.10);
(2.10) restarting the wireless module and returning to the step (2.7).
The link fault detection and recovery method based on the EPON home gateway specifically comprises the following steps (2.5):
and (3) carrying out soft restart on the EPON optical module and returning to the step (2.2).
In the step (2) of the link fault detection and recovery method based on the EPON home gateway, if the EPON link is detected to be abnormal for 3 times continuously, the step (1) is returned.
In the step (2) of the link fault detection and recovery method based on the EPON home gateway, if the wireless link is detected to be abnormal for 3 times, the step (1) is returned.
By adopting the link fault detection and recovery method based on the EPON home gateway, the automatic recovery of the link can be ensured when the link is abnormal by detecting the EPON link at the WAN side and the wireless link at the LAN side, so that the equipment can be kept in an on-line state all the time even in an unattended state, and the excellent user experience performance is realized.
Drawings
Fig. 1 is a flowchart of a link failure detection and recovery method based on an EPON home gateway according to the present invention.
Detailed Description
In order to more clearly describe the technical contents of the present invention, the following further description is given in conjunction with specific embodiments.
Fig. 1 is a flowchart of a method for detecting and recovering a link failure based on an EPON home gateway according to the present invention, and the method for detecting and recovering a link failure based on an EPON home gateway is mainly characterized by comprising the following steps:
(1) starting an EPON home gateway;
(2) detecting the link and executing a reset operation on the abnormal link to restore the link connection.
The step (2) of the link failure detection and recovery method based on the EPON home gateway comprises two parallel processes of detection and recovery of an EPON link and detection and recovery of a wireless link,
the detection and recovery of the EPON link comprises the following steps:
(2.1) starting an EPON optical module;
(2.2) sniffing a flag mark of the EPON OAM message;
(2.3) judging whether the EPON link is normal according to the flag, if the EPON link is normal, continuing the step (2.4), otherwise, jumping to the step (2.5);
(2.4) judging whether an external network message connected to the EPON home gateway is received within a first set time period, if so, judging that the EPON link is normal and finishing the EPON link detection process, otherwise, continuing the step (2.5);
(2.5) restarting the EPON optical module and returning to the step (2.2);
the detection and recovery of the wireless link comprises the following steps:
(2.6) starting the wireless module;
(2.7) sending an ARP request message to a wireless terminal connected to the EPON home gateway;
(2.8) judging whether the ARP response message of the wireless terminal is received in a second set time period;
(2.9) if the ARP request message is received, judging that the wireless link is normal and finishing the wireless link detection process, otherwise, continuing the step (2.10);
(2.10) restarting the wireless module and returning to the step (2.7).
The link fault detection and recovery method based on the EPON home gateway specifically comprises the following steps (2.5):
and (3) carrying out soft restart on the EPON optical module and returning to the step (2.2).
In the step (2) of the link fault detection and recovery method based on the EPON home gateway, if the EPON link is detected to be abnormal for 3 times continuously, the step (1) is returned.
In the step (2) of the link fault detection and recovery method based on the EPON home gateway, if the wireless link is detected to be abnormal for 3 times, the step (1) is returned.
By adopting the link fault detection and recovery method based on the EPON home gateway, the automatic recovery of the link can be ensured when the link is abnormal by detecting the EPON link at the WAN side and the wireless link at the LAN side, so that the equipment can be kept in an on-line state all the time even in an unattended state, and the excellent user experience performance is realized.
In this specification, the invention has been described with reference to specific embodiments thereof. It will, however, be evident that various modifications and changes may be made thereto without departing from the broader spirit and scope of the invention. The specification and drawings are, accordingly, to be regarded in an illustrative rather than a restrictive sense.
Claims (4)
1. A link failure detection and recovery method based on EPON home gateway is characterized by comprising the following steps:
(1) starting an EPON home gateway;
(2) detecting a link and executing a reset operation on the abnormal link to recover the link connection, wherein the two parallel processing processes of the detection and the recovery of the EPON link and the detection and the recovery of the wireless link are included;
the detection and recovery of the EPON link comprises the following steps:
(2.1) starting an EPON optical module;
(2.2) sniffing a flag mark of the EPON OAM message;
(2.3) judging whether the EPON link is normal according to the flag, if the EPON link is normal, continuing the step (2.4), otherwise, jumping to the step (2.5);
(2.4) judging whether an external network message connected to the EPON home gateway is received within a first set time period, if so, judging that the EPON link is normal and finishing the EPON link detection process, otherwise, continuing the step (2.5);
(2.5) restarting the EPON optical module and returning to the step (2.2);
the detection and recovery of the wireless link comprises the following steps:
(2.6) starting the wireless module;
(2.7) sending an ARP request message to a wireless terminal connected to the EPON home gateway;
(2.8) judging whether the ARP response message of the wireless terminal is received in a second set time period;
(2.9) if the ARP request message is received, judging that the wireless link is normal and ending the wireless link detection process, otherwise, continuing the step (2.10);
(2.10) restarting the wireless module and returning to the step (2.7).
2. The method for detecting and recovering the link failure based on the EPON home gateway as claimed in claim 1, wherein the step (2.5) is specifically as follows:
and (3) carrying out soft restart on the EPON optical module and returning to the step (2.2).
3. The method for detecting and recovering from the link failure of the EPON-based home gateway as claimed in claim 1, wherein in the step (2), if the EPON link is detected to be abnormal for 3 times, the method returns to the step (1).
4. The method of claim 1, wherein in the step (2), if the wireless link is detected to be abnormal for 3 times, the method returns to the step (1).
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| CN201711138826.4A CN107819508B (en) | 2017-11-16 | 2017-11-16 | Link fault detection and recovery method based on EPON home gateway |
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| CN201711138826.4A CN107819508B (en) | 2017-11-16 | 2017-11-16 | Link fault detection and recovery method based on EPON home gateway |
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| CN107819508B true CN107819508B (en) | 2020-05-08 |
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| CN108768746B (en) * | 2018-06-19 | 2021-10-01 | 上海市共进通信技术有限公司 | Self-adaptive sharing configuration method of ONT (optical network terminal) in 10G (gigabit) optical network system |
| CN108923987A (en) * | 2018-07-24 | 2018-11-30 | 上海市共进通信技术有限公司 | Protect method, system and the terminal of home gateway continuous work |
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| CN101150361B (en) * | 2006-09-20 | 2011-06-22 | 北京格林威尔科技发展有限公司 | A method and system for realizing fully protective switching in passive optical network |
| WO2012042191A1 (en) * | 2010-09-28 | 2012-04-05 | British Telecommunications Public Limited Company | Communications network |
| CN103701625B (en) * | 2012-09-28 | 2017-06-23 | 中国电信股份有限公司 | Home gateway WLAN network failure locating methods and network management system |
| CN103763161B (en) * | 2013-10-21 | 2016-08-31 | 华中科技大学 | A kind of integration of three networks AM access module and control method thereof |
| CN105553726A (en) * | 2015-12-18 | 2016-05-04 | 上海市共进通信技术有限公司 | System and method for fault processing of home gateway equipment |
| CN106301958A (en) * | 2016-09-29 | 2017-01-04 | 中国联合网络通信集团有限公司 | A kind of home network fault detection method and device |
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