CN112511333B - Method, device and medium for managing opposite terminal device through SDH network - Google Patents
Method, device and medium for managing opposite terminal device through SDH network Download PDFInfo
- Publication number
- CN112511333B CN112511333B CN202011090123.0A CN202011090123A CN112511333B CN 112511333 B CN112511333 B CN 112511333B CN 202011090123 A CN202011090123 A CN 202011090123A CN 112511333 B CN112511333 B CN 112511333B
- Authority
- CN
- China
- Prior art keywords
- network management
- identification information
- preset identification
- management data
- sdh
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/02—Standardisation; Integration
- H04L41/0246—Exchanging or transporting network management information using the Internet; Embedding network management web servers in network elements; Web-services-based protocols
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L45/00—Routing or path finding of packets in data switching networks
- H04L45/22—Alternate routing
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Abstract
The invention provides a method for managing opposite terminal equipment through SDH network, which comprises the steps of adding first preset identification information, checking the first preset identification information, adding second preset identification information and sending network management data. According to the method for managing the opposite-end equipment through the SDH, the first preset identification information is added in the network management data transmission process, the first preset identification information is checked in the remote-end equipment, the second preset identification information is added, and finally whether the network management data received by the local-end equipment contain the second preset identification information is checked, so that the transmission of the network management data between the local-end equipment and a remote-end equipment support is realized, the flow of a network management data packet from a network management center to the remote-end equipment and then back to the network management center is realized, the transmission by the Ethernet is not needed, the maintenance cost of the remote-end equipment and the local-end equipment in the network management process is reduced, and the risk caused by the problem of the Ethernet channel in the network management process of the remote-end equipment and the local-end equipment is avoided.
Description
Technical Field
The present invention relates to the field of data transmission, and in particular, to a method, device, and medium for managing peer-to-peer devices through SDH network.
Background
SDH (Synchronous Digital Hierarchy) is a technical system that provides corresponding hierarchical information structures for transmission of Digital signals of different rates, including multiplexing methods and mapping methods, as well as related synchronization methods. The SDH transmission system has uniform frame structure digital transmission standard speed and standard optical path interface internationally, making network management system intercommunicate, so it has good horizontal compatibility, SDH is generally used to transmit service data, but if the SDH devices are connected with each other, i.e. the SDH devices which can be managed to the opposite terminal device through the network management center are usually connected with the network management through Ethernet port. That is, when the SDH transmission device needs to manage the network to the peer device, it usually needs to add an ethernet port for network management, but the ethernet is adopted to interface with the network manager, so that the SDH device needs to waste an ethernet port, and it needs to ensure that the ethernet channel and the service channel link are normal at the same time during maintenance, and when any one of the ethernet channel and the service channel link is abnormal, transmission interruption will be caused, so that the maintenance cost and the risk probability of occurrence in the transmission process will be increased when the ethernet port is adopted to remember the peer device.
Disclosure of Invention
In order to overcome the defects of the prior art, an object of the present invention is to provide a method, an electronic device, and a computer readable storage medium for managing peer-to-peer devices through SDH, which can solve the problem that the maintenance cost is increased when ethernet port is adopted to log on the peer-to-peer devices.
The purpose of the invention is realized by adopting the following technical scheme:
a method for managing opposite terminal equipment through SDH network, the method is applied among network management center, local terminal equipment and remote terminal equipment, including the following steps:
adding first preset identification information, receiving network management data sent by a network management center, adding the first preset identification information into the network management data, and sending the network management data containing the first preset identification information to remote equipment through a daily data communication channel of a first SDH module in local equipment;
checking the first preset identification information, acquiring network management data received by a daily data communication channel of a second SDH module in the remote equipment, checking whether the network management data contains the first preset identification information, if so, executing the step of adding the second preset identification information, and if not, discarding the network management data;
adding second preset identification information, stripping the first preset identification information in the network management data, adding the second preset identification information into the network management data stripped with the first preset identification information, and sending the network management data containing the second preset identification information to the local terminal equipment through a daily data communication channel of a second SDH module in the remote terminal equipment;
and sending the network management data, acquiring the network management data received by the daily data communication channel of the first SDH module in the local terminal equipment, checking whether the network management data contains second preset identification information, if so, stripping the second preset identification information in the network management data, sending the network management data stripped with the second preset identification information to a network management center through the daily data communication channel of the first SDH module in the local terminal equipment, and if not, discarding the network management data.
Further, the first preset identification information and the second preset identification information both include preset identification header information.
Further, the first preset identification information includes a local device MAC address, and the second preset identification information includes a remote device MAC address.
Further, the checking the first preset identification information specifically includes: acquiring network management data received by a daily data communication channel of a second SDH module in the remote equipment, checking whether the network management data contains the MAC address and the preset identification head information of the local equipment, if so, executing the step of adding second preset identification information, and if not, discarding the network management data.
And further, standby data communication channels are arranged in the first SDH module of the local end device and the second SDH module of the remote end device, and when any one of the daily data channels of the first SDH module and the second SDK module is abnormal, the transmission channels for transmitting the network management data in the first SDH module and the second SDK module are switched to the standby data communication channels by the daily data transmission channels.
A method for managing end equipment through SDH network, the method is applied among a network management center, local end equipment and remote end equipment, the method is executed by the local end equipment, a first SDK module containing a daily data communication channel is arranged in the local end equipment, and the method comprises the following steps:
receiving network management data sent by a network management center;
adding the stored first preset identification information into the network management data, and sending the network management data containing the first preset identification information to the remote equipment through a daily data communication channel of the first SDH module;
acquiring the network management data received by the daily data communication channel in the first SDH module, checking whether the network management data contains second preset identification information, if so, stripping the second preset identification information in the network management data, sending the network management data stripped with the second preset identification information to a network management center through the daily data communication channel in the first SDH module, and if not, discarding the network management data.
A method for managing end equipment through SDH network, the method is applied among a network management center, local end equipment and far end equipment, the method is executed by the far end equipment, a second SDK module containing a daily data communication channel is arranged in the far end equipment, and the method comprises the following steps:
acquiring network management data received by a date data communication channel in the second SDH module;
checking whether the network management data contains first preset identification information, if so, stripping the first preset identification information from the network management data, adding second preset identification information into the network management data stripped from the first preset identification information, sending the network management data containing the second preset identification information to local end equipment through a constant data communication channel in a second SDH module, and if not, discarding the network management data.
Further, when the daily data channel is abnormal, the transmission channel for transmitting the network management data is switched from the daily data transmission channel to the standby data communication channel.
An electronic device, comprising: a processor;
a memory; and a program, wherein the program is stored in the memory and configured to be executed by the processor, the program comprising instructions for performing a method of managing a peer device through SDH network in the present application.
A computer-readable storage medium having stored thereon a computer program for executing by a processor a method of managing peer devices over SDH network in the present application.
Compared with the prior art, the invention has the beneficial effects that: according to the method for managing the opposite-end equipment through the SDH, the first preset identification information is added in the network management data transmission process of the local-end equipment and the remote-end equipment, the first preset identification information is checked and the second preset identification information is added in the remote-end equipment, and finally whether the network management data received by the local-end equipment contains the second preset identification information is checked, so that the transmission of the network management data between the local-end equipment and the remote-end equipment support is realized, the flow of the network management data packet from the network management center to the remote-end equipment and then back to the network management center is realized, the remote-end equipment can be normally managed, the transmission is not needed by means of the Ethernet, the maintenance cost of the remote-end equipment and the local-end equipment in the network management process is reduced, and the risk caused by the problem of the Ethernet channel in the network management process of the remote-end equipment and the local-end equipment is avoided.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to implement them in accordance with the contents of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings. The detailed description of the present invention is given in detail by the following examples and the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings:
fig. 1 is a schematic flow chart of a method for managing peer-to-peer devices through SDH according to the present invention;
fig. 2 is a schematic diagram of transmission guidance among a network management center, a local device and a remote device in a method for managing an opposite device through SDH of the present invention.
Detailed Description
The present invention is further described with reference to the accompanying drawings and the detailed description, and it should be noted that, in the case of no conflict, any combination between the embodiments or technical features described below may form a new embodiment.
The method for managing the opposite-end equipment through the SDH is applied to a network management center, local-end equipment and remote-end equipment, the local-end equipment in the embodiment comprises a CPU module, a first SDH module and an FPGA module, the CPU module in the local-end equipment is respectively connected with the first SDH module and the FPGA module, the FPGA (Field Programmable Gate Array) is a product which is further developed on the basis of Programmable devices such as PAL and GAL, and a daily data communication channel and a standby data communication channel are arranged in the first SDK module. The remote device comprises a CPU module, a second SDH module and an FPGA module, wherein the CPU module in the remote device is respectively connected with the second SDH module and the FPGA module, the FPGA (Field Programmable Gate Array) is a product further developed on the basis of Programmable devices such as PAL and GAL, and a daily data communication channel and a standby data communication channel are arranged in the first SDK module. In this embodiment, the FPGA module provides an interface for the CPU module to complete a daily data communication channel and a standby data communication channel for receiving and transmitting network data. In this embodiment, the daily data communication channel and the standby data communication channel are DCC (data communication channel) data communication channels.
As shown in fig. 1-2, a method for managing peer-to-peer devices through SDH network in the present application includes the following steps:
the network management center sends network management data to the local terminal equipment;
the CPU module in the local terminal equipment receives the network management data, adds the first preset identification information into the network management data, and sends the network management data containing the first preset identification information to the remote terminal equipment through a daily data communication channel of the first SDH module in the local terminal equipment. The first preset identification information in this embodiment includes a local device MAC address and preset identification header information, where the local device MAC address is an own local device MAC address, and the preset identification header information is used to identify that the network management data is a network management packet sent by a network management center.
The method comprises the steps that network management data received through a daily data communication channel of a second SDH module of a remote device are checked to see whether the network management data contain the local device MAC address and preset identification head information, specifically, whether the network management data contain the preset identification head information is checked first, if yes, whether the network management data contain the local device MAC address is checked further, if not, the network management data are directly discarded, and whether the network management data contain the local device MAC address is not required to be checked continuously. And when the network management data contains the MAC address of the local terminal equipment and the preset identification head information, executing the step of adding second preset identification information.
Adding second preset identification information, stripping the MAC address and the preset identification head information of the local terminal equipment in the network management data by the remote terminal equipment, adding the second preset identification information into the network management data stripped with the first preset identification information, and sending the network management data containing the second preset identification information to the local terminal equipment through a daily data communication channel of a second SDH module in the remote terminal equipment. In this embodiment, the second preset identification information includes an MAC address of the remote device and preset identification header information.
The method comprises the steps that network management data are sent, a daily data communication channel of a first SDH module in local equipment receives the network management data sent by remote equipment, the local equipment checks whether the network management data contain a remote equipment MAC address and preset identification head information, specifically, whether the network management data contain the preset identification head information is checked firstly, if yes, whether the network management data contain the remote equipment MAC address is further checked, and if the network data do not contain the preset identification head information, the network management data are directly discarded without continuously checking whether the network management data contain the remote equipment MAC address. When the network management data contains the MAC address of the remote equipment and the preset identification head information, the local equipment peels off the MAC address of the remote equipment and the preset identification head information in the network management data, and the network management data with the MAC address of the remote equipment and the preset identification head information peeled off is sent to the network management center through a daily data communication channel of a first SDH module in the local equipment.
In this embodiment, when any one of the daily data channels in the first SDH module and the second SDK module is abnormal, the transmission channels for transmitting network management data in the first SDH module and the second SDK module are both switched from the daily data transmission channel to the standby data communication channel.
The application provides an electronic device, including: a processor;
a memory; and a program, wherein the program is stored in the memory and configured to be executed by the processor, the program comprising instructions for performing a method of managing a peer device through SDH network in the present application.
The application provides a computer readable storage medium, on which a computer program is stored, the computer program is executed by a processor to execute a method for managing peer-to-peer equipment through SDH in the application.
According to the method for managing the opposite-end equipment through the SDH, the first preset identification information is added in the network management data transmission process of the local-end equipment and the remote-end equipment, the first preset identification information is checked and the second preset identification information is added in the remote-end equipment, and finally whether the network management data received by the local-end equipment contains the second preset identification information is checked, so that the transmission of the network management data between the local-end equipment and the remote-end equipment support is realized, the flow of the network management data packet from the network management center to the remote-end equipment and then back to the network management center is realized, the remote-end equipment can be normally managed, the transmission is not needed by means of the Ethernet, the maintenance cost of the remote-end equipment and the local-end equipment in the network management process is reduced, and the risk caused by the problem of the Ethernet channel in the network management process of the remote-end equipment and the local-end equipment is avoided.
The foregoing is merely a preferred embodiment of the invention and is not intended to limit the invention in any manner; those skilled in the art can readily practice the invention as shown and described in the drawings and detailed description herein; however, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the scope of the invention as defined by the appended claims; meanwhile, any equivalent changes, modifications and evolutions made to the above embodiments according to the substantial technology of the present invention are still within the protection scope of the technical solution of the present invention.
Claims (9)
1. A method for managing opposite terminal equipment through SDH network, the method is applied among network management center, local terminal equipment and far terminal equipment, characterized in that: the method comprises the following steps:
adding first preset identification information, receiving network management data sent by a network management center, adding the first preset identification information into the network management data, and sending the network management data containing the first preset identification information to remote equipment through a daily data communication channel of a first SDH module in local equipment;
checking the first preset identification information, acquiring network management data received by a daily data communication channel of a second SDH module in the remote equipment, checking whether the network management data contains the first preset identification information, if so, executing the step of adding the second preset identification information, and if not, discarding the network management data;
adding second preset identification information, stripping the first preset identification information in the network management data, adding the second preset identification information into the network management data stripped with the first preset identification information, and sending the network management data containing the second preset identification information to the local terminal equipment through a daily data communication channel of a second SDH module in the remote terminal equipment;
sending network management data, acquiring network management data received by a daily data communication channel of a first SDH module in local end equipment, checking whether the network management data contains second preset identification information, if so, stripping the second preset identification information in the network management data, sending the network management data stripped with the second preset identification information to a network management center through the daily data communication channel of the first SDH module in the local end equipment, and if not, discarding the network management data;
the first preset identification information comprises a local equipment MAC address, and the second preset identification information comprises a remote equipment MAC address.
2. A method for managing peer devices through SDH network according to claim 1, wherein: the first preset identification information and the second preset identification information both comprise preset identification head information.
3. A method for managing peer devices through SDH network according to claim 2, wherein: the checking the first preset identification information specifically includes: acquiring network management data received by a daily data communication channel of a second SDH module in the remote equipment, checking whether the network management data contains the MAC address and the preset identification head information of the local equipment, if so, executing the step to add the second preset identification information, and if not, discarding the network management data.
4. A method for managing peer devices through SDH network according to claim 1, wherein: and when any one of the first SDH module and the second SDK module is abnormal, the transmission channels for transmitting the network management data in the first SDH module and the second SDK module are switched to the standby data communication channels by the daily data transmission channels.
5. A method for managing end-to-end equipment through SDH network is applied among a network management center, local end equipment and remote end equipment, and is characterized in that: the method is executed by a local terminal device, a first SDK module containing a daily data communication channel is arranged in the local terminal device, and the method comprises the following steps:
receiving network management data sent by a network management center;
adding the stored first preset identification information into the network management data, and sending the network management data containing the first preset identification information to the remote equipment through a daily data communication channel of the first SDH module;
acquiring network management data received by a daily data communication channel in a first SDH module, checking whether the network management data contains second preset identification information, if so, stripping the second preset identification information in the network management data, sending the network management data stripped with the second preset identification information to a network management center through the daily data communication channel in the first SDH module, and if not, discarding the network management data;
the first preset identification information comprises a local equipment MAC address, and the second preset identification information comprises a remote equipment MAC address.
6. A method for managing opposite terminal equipment through SDH network, the method is applied among network management center, local terminal equipment and far terminal equipment, characterized in that: the method is executed by a far-end device, a second SDK module containing a daily data communication channel is arranged in the far-end device, and the method comprises the following steps:
acquiring network management data received by a daily data communication channel in the second SDH module;
checking whether the network management data contains first preset identification information, if so, stripping the first preset identification information from the network management data, adding second preset identification information into the network management data stripped from the first preset identification information, sending the network management data containing the second preset identification information to local-end equipment through a constant data communication channel in a second SDH module, and if not, discarding the network management data;
the first preset identification information comprises a local equipment MAC address, and the second preset identification information comprises a remote equipment MAC address.
7. A method for managing peer devices through SDH network according to any one of claims 5 or 6, wherein: when the daily data channel is abnormal, the transmission channel for transmitting the network management data is switched from the daily data transmission channel to the standby data communication channel.
8. An electronic device, characterized by comprising: a processor;
a memory; and a program, wherein the program is stored in the memory and configured to be executed by the processor, the program comprising instructions for performing the method of any one of claims 1-4 or the method of claim 5 or the method of claim 6.
9. A computer-readable storage medium having stored thereon a computer program, characterized in that: the computer program is executed by a processor to perform the method of any one of claims 1 to 4 or the method of claim 5 or the method of claim 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011090123.0A CN112511333B (en) | 2020-10-13 | 2020-10-13 | Method, device and medium for managing opposite terminal device through SDH network |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011090123.0A CN112511333B (en) | 2020-10-13 | 2020-10-13 | Method, device and medium for managing opposite terminal device through SDH network |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112511333A CN112511333A (en) | 2021-03-16 |
| CN112511333B true CN112511333B (en) | 2023-04-18 |
Family
ID=74954124
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011090123.0A Active CN112511333B (en) | 2020-10-13 | 2020-10-13 | Method, device and medium for managing opposite terminal device through SDH network |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112511333B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1428971A (en) * | 2001-12-27 | 2003-07-09 | 北京润光泰力科技发展有限公司 | Method using multiplex channel to implement transmission of one line of network data |
| CN1486041A (en) * | 2002-09-27 | 2004-03-31 | 华为技术有限公司 | Method for transmitting different user data in the same virtual container mapping channel of MAN |
| CN101296186A (en) * | 2008-06-13 | 2008-10-29 | 杭州华三通信技术有限公司 | Routing switching device, method and switching cable fastener plate |
| CN104394160A (en) * | 2014-12-03 | 2015-03-04 | 武汉烽火网络有限责任公司 | Method for applying link layer discovery protocol on synchronous digital hierarchy |
| CN110601881A (en) * | 2019-09-04 | 2019-12-20 | 厦门网宿有限公司 | Two-layer private network system, configuration method and equipment |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2721785B1 (en) * | 2011-06-15 | 2016-05-18 | BAE Systems PLC | Data transfer |
-
2020
- 2020-10-13 CN CN202011090123.0A patent/CN112511333B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1428971A (en) * | 2001-12-27 | 2003-07-09 | 北京润光泰力科技发展有限公司 | Method using multiplex channel to implement transmission of one line of network data |
| CN1486041A (en) * | 2002-09-27 | 2004-03-31 | 华为技术有限公司 | Method for transmitting different user data in the same virtual container mapping channel of MAN |
| CN101296186A (en) * | 2008-06-13 | 2008-10-29 | 杭州华三通信技术有限公司 | Routing switching device, method and switching cable fastener plate |
| CN104394160A (en) * | 2014-12-03 | 2015-03-04 | 武汉烽火网络有限责任公司 | Method for applying link layer discovery protocol on synchronous digital hierarchy |
| CN110601881A (en) * | 2019-09-04 | 2019-12-20 | 厦门网宿有限公司 | Two-layer private network system, configuration method and equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112511333A (en) | 2021-03-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7633952B2 (en) | Discovery of physically adjacent neighbor devices using a unidirectional in-band process coupled with an out-of-band follow-up process | |
| US9967186B2 (en) | Selective deep packet inspection | |
| CN108419259B (en) | Method and system for realizing flexible Ethernet protection switching based on reserved overhead field | |
| US11296924B2 (en) | Communication method, communications device, and storage medium | |
| CN107104832B (en) | Method and equipment for automatically discovering cross-node service topology on transoceanic multiplexing section ring network | |
| EP0685951B1 (en) | Line interface devices for fast-packet networks | |
| US6731654B1 (en) | Communication system overhead channel | |
| JP2008167331A (en) | Extended maintenance domain level management method, communication apparatus, program, and data structure | |
| US20140369214A1 (en) | Device for storing and retrieving logs storing and testing circuits | |
| WO2022262573A1 (en) | Method and apparatus for detecting fault of passive wavelength division device, and server and storage medium | |
| CN101114954A (en) | Protocol testing device | |
| EP2827506B1 (en) | Method for changing overhead and preventing subnets from switching simultaneously, device, network element, and network | |
| RU2171544C2 (en) | System for processing, converting, and distributing messages in fixed subscriber center for broad-band multiple-access systems using code separation of local radio communication network channels | |
| US6801497B1 (en) | Method to provide a management channel, a line terminator, a first network terminator card and a second network terminator card realizing such a method and an access network | |
| EP3767855A1 (en) | Data transmission protection method, apparatus, and system, and computer readable storage medium | |
| CN112511333B (en) | Method, device and medium for managing opposite terminal device through SDH network | |
| US6058120A (en) | System and apparatus for controlling telecommunications components | |
| JP2009231906A (en) | Data transmission system, transmission device and protection control method | |
| US8422363B2 (en) | Method and apparatus for service protection | |
| CN108599984B (en) | Method for sharing port state, access equipment and system for supporting dual-homing protection | |
| JP2008236691A (en) | Eos (ether-over sonet) communication equipment | |
| CN114337900A (en) | Communication control method and device, electronic equipment and computer readable medium | |
| CN108737159B (en) | Method and system for processing configuration information in optical transport network and optical transport network | |
| US20100239249A1 (en) | Tap, lrm, resource state control system and method | |
| US20220376785A1 (en) | Optical communication device and communication system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |