CN109600775B - Emergency operation and maintenance OM link establishment method and related equipment - Google Patents
Emergency operation and maintenance OM link establishment method and related equipment Download PDFInfo
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Abstract
The application discloses an emergency OM link establishment method and related equipment, which are used for solving the problem of remote management of wireless network access equipment caused by transmission faults and are beneficial to deployment and maintenance of the wireless network access equipment. The method in the embodiment of the application comprises the following steps: when the emergency OM link establishing equipment and the EMS cannot establish an OM link, the emergency OM link establishing equipment and the core network establish a communication channel; the emergency OM link establishing equipment acquires emergency OM link information through a communication channel; and the emergency OM link establishing equipment establishes an emergency OM link with the EMS according to the emergency OM link information.
Description
Technical Field
The present application relates to the field of communications technologies, and in particular, to an emergency OM link establishment method and a related device.
Background
As shown in fig. 1, a current telecommunication Network Management System (NMS) implements Network Management through an Element Management System (EMS), and one NMS can manage a plurality of EMSs; the EMS manages Network Elements (NEs), and one EMS may manage multiple NEs, which may be Base stations (BTSs) of a wireless Network.
As shown in fig. 2, the BTS is linked with an Evolved Packet Core (EPC) and an EMS through a transmission network, where a link between the BTS and the EMS is called an Operation Maintenance (OM) link, and the OM link is used for managing the BTS by the EMS.
However, there is only one OM link between the BTS and the EMS, and when any link on the OM link fails or is not ready, the BTS cannot communicate with the EMS. Under many scenes, the networking of a transmission network is complex, the reconstruction cost is high, and when the transmission network does not have the transmission capability, the BTS cannot be managed through the EMS, so that the operation and maintenance problems of difficult BTS deployment and difficult maintenance are caused.
Disclosure of Invention
The application provides an emergency OM link establishment method and related equipment, which are used for solving the problem of remote management of wireless network access equipment caused by transmission faults and are beneficial to deployment and maintenance of the wireless network access equipment.
A first aspect of the present application provides an emergency OM link establishment method, including:
when an OM link establishing device and an EMS cannot establish an OM link, the emergency OM link establishing device establishes a communication channel with a core network;
the emergency OM link establishing equipment acquires emergency OM link information through the communication channel;
and the emergency OM link establishing equipment establishes an emergency OM link with the EMS according to the emergency OM link information.
When an emergency OM link establishing device is deployed, an emergency OM link establishing device is opened and then is maintained or a transmission network is modified, the emergency OM link establishing device cannot establish an OM link with an EMS (energy management system), at the moment, the emergency OM link establishing device establishes a communication channel with a core network, and as the emergency OM link establishing device establishes the communication channel with the core network, the BTS-N can acquire emergency OM link information from the Internet through the communication channel and also can acquire the emergency OM link information from the core network through the communication channel and establish the emergency OM link with the EMS according to the emergency OM link information, so that the problem that the EMS cannot be remotely managed due to transmission faults is solved, and the deployment and maintenance of the emergency OM link establishing device are facilitated.
With reference to the first aspect of the present application, in a first implementation manner of the first aspect of the present application, the acquiring, by the emergency OM link establishing device, emergency OM link information through the communication channel includes:
the emergency OM link establishing equipment acquires a preset Uniform Resource Locator (URL), the preset URL corresponds to an emergency server, and the emergency server comprises emergency OM link information;
the emergency OM link establishing equipment accesses an emergency server corresponding to the preset URL through the communication channel;
and the emergency OM link establishing equipment acquires emergency OM link information from the emergency server.
The method comprises the steps that a URL corresponding to an emergency server is preset in emergency OM link establishing equipment, the URL represents the unique resource position in the Internet, the emergency server backups emergency OM link information of the emergency OM link establishing equipment used for establishing an emergency OM link in advance, the emergency OM link establishing equipment obtains the preset URL, the emergency server corresponding to the preset URL in the Internet is accessed through a core network, and the emergency OM link information is obtained from the emergency server.
With reference to the first embodiment of the first aspect of the present application, in the second embodiment of the first aspect of the present application, the emergency OM link information includes interface information of the EMS,
the emergency OM link establishing device establishes an emergency OM link with the EMS according to the emergency OM link information, including:
the emergency OM link establishing equipment analyzes the emergency OM link information to obtain interface information of the EMS;
and the emergency OM link establishing equipment establishes an emergency OM link with the EMS according to the interface information.
The emergency OM link establishing device establishes an emergency OM link with the EMS, most importantly, interface information of the EMS is acquired, the interface information of the EMS may be specifically an interface IP of the EMS, and when the interface IP of the EMS is known, the emergency OM link establishing device can be accessed to the EMS, so that the emergency OM link information needs to include the interface information of the EMS, the emergency OM link establishing device analyzes the emergency OM link information to obtain the interface information of the EMS, and the emergency OM link is established with the EMS according to the interface information.
With reference to the second implementation manner of the first aspect of the present application, in the third implementation manner of the first aspect of the present application, after the emergency OM link establishing device establishes the emergency OM link with the EMS according to the interface information, the method further includes:
the emergency OM link establishing equipment carries out information interaction with the EMS through the emergency OM link;
and the emergency OM link establishing equipment disconnects the communication channel from the core network.
After the emergency OM link established by the emergency OM link establishing device and the EMS, the emergency OM link establishing device performs information interaction with the EMS through the emergency OM link, and the specific information interaction can be that the emergency OM link establishing device reports device state information to the EMS, reports fault warning information detected by the emergency OM link establishing device to the EMS, the EMS issues new configuration to the emergency OM link establishing device, the EMS issues an instruction to the emergency OM link establishing device and executes the command, and the like; after the information interaction between the emergency OM link establishing device and the EMS is completed, the communication channel with the core network needs to be disconnected, so that the resource of the core network is prevented from being occupied.
A second aspect of the present application provides an emergency OM link establishment apparatus, including:
the emergency communication module is used for communicating with the processing module;
the emergency communication module is used for establishing a communication channel with a core network when the processing module and an Element Management System (EMS) cannot establish an OM link;
the emergency communication module is further used for acquiring emergency OM link information through the communication channel;
and the processing module establishes an emergency OM link with the EMS according to the emergency OM link information.
When the emergency OM link establishing device is in a deployment stage, a maintenance stage after the service of the emergency OM link establishing device is opened, or the transmission network is modified, the processing module 801 of the emergency OM link establishing device cannot establish an OM link with the EMS, at this time, the emergency communication module establishes a communication channel with the core network, the emergency OM link information is acquired through the communication channel, and the processing module establishes an emergency OM link with the EMS according to the emergency OM link information acquired by the emergency communication module, so that the problem that the EMS cannot remotely manage the emergency OM link establishing device due to transmission faults is solved, and the deployment and maintenance of the emergency OM link establishing device are facilitated.
In combination with the second aspect of the present application, in the first embodiment of the second aspect of the present application,
the emergency communication module is further used for acquiring a preset Uniform Resource Locator (URL), the preset URL corresponds to an emergency server, and the emergency server comprises emergency OM link information;
the emergency communication module is further used for accessing an emergency server corresponding to the preset URL through the communication channel;
the emergency communication module is further used for obtaining emergency OM link information from the emergency server.
The emergency communication module acquires the preset URL, accesses the emergency server corresponding to the preset URL in the Internet through a core network, and acquires the emergency OM link information from the emergency server.
With reference to the first implementation manner of the second aspect of the present application, in the second implementation manner of the second aspect of the present application, the emergency OM link information includes interface information of the EMS;
the processing module is further configured to analyze the emergency OM link information to obtain interface information of the EMS;
and the processing module is also used for establishing an emergency OM link with the EMS according to the interface information.
The emergency OM link establishing device establishes an emergency OM link with the EMS, most importantly, the interface information of the EMS is acquired, the interface information of the EMS may be specifically an interface IP of the EMS, and when the interface IP of the EMS is known, the emergency OM link establishing device can be accessed to the EMS, so that the emergency OM link information needs to include the interface information of the EMS, the processing module analyzes the emergency OM link information acquired by the emergency communication module to obtain the interface information of the EMS, and the emergency OM link is established with the EMS according to the interface information.
In combination with the second embodiment of the second aspect of the present application, in the third embodiment of the second aspect of the present application,
the processing module is further configured to perform information interaction with the EMS through the emergency OM link;
the emergency communication module is further configured to disconnect the communication channel from the core network.
After the processing module establishes an emergency OM link with the EMS, the processing module performs information interaction with the EMS through the emergency OM link, and the specific information interaction can be that the processing module reports equipment state information to the EMS, reports fault alarm information detected by the processing module to the EMS, the EMS issues new configuration to the processing module, the EMS issues an instruction to the processing module, and the like; after the processing module and the EMS complete information interaction, the emergency communication module also needs to disconnect a communication channel with the core network, so as to avoid occupying resources of the core network.
With reference to the second aspect of the present application, the first embodiment of the second aspect, the second embodiment of the second aspect, and the third embodiment of the second aspect, in the fourth embodiment of the second aspect of the present application,
the processing module is further used for sending indication information to the emergency communication module when an OM link cannot be established with the EMS;
the emergency communication module is further used for establishing a communication channel with a core network according to the indication information;
the emergency communication module is further configured to send feedback information to the processing module when the communication channel is established;
the processing module is further configured to determine establishment of the communication channel according to the feedback information.
When the OM link establishing equipment and the EMS cannot establish the OM link, the processing module sends indication information to the emergency communication module, the emergency communication module establishes a communication channel with the core network according to the indication information, when the communication channel is established, the emergency communication module sends feedback information to the processing module, and the processing module determines the establishment of the communication channel according to the feedback information.
A third aspect of the present application provides a wireless network access device, including:
a wireless network access device and an emergency communication device;
the emergency communication device is used for establishing a communication channel with a core network when the wireless network access device and the element management system EMS cannot establish an OM link;
the emergency communication device is further used for acquiring emergency OM link information through the communication channel;
the wireless network access device is further used for establishing an emergency OM link with the EMS according to the emergency OM link information.
When the wireless network access equipment is in a deployment stage, a maintenance stage after the service of the wireless network access equipment is opened or a transmission network is modified, the wireless network access device of the wireless network access equipment cannot establish an OM link with the EMS, at the moment, a communication channel is established between the emergency communication device and the core network, emergency OM link information is obtained through the communication channel, and the wireless network access device establishes an emergency OM link with the EMS according to the emergency OM link information obtained by the emergency communication device, so that the problem that the EMS cannot remotely manage the wireless network access equipment due to transmission faults is solved, and the deployment and maintenance of the wireless network access equipment are facilitated.
A fourth aspect of the present application provides a computer-readable storage medium comprising instructions which, when run on a computer, cause the computer to perform the above-described emergency OM link establishment method.
A fifth aspect of the present application provides a computer program product comprising instructions which, when run on a computer, cause the computer to perform the above-described emergency OM link establishment method.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the following briefly introduces the embodiments and the drawings used in the description of the prior art, and obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without inventive efforts.
Fig. 1 is a schematic structural diagram of a telecommunications network management system provided in the present application;
fig. 2 is a schematic structural diagram of the connection between the BTS and the EPC and the EMS provided in the present application;
fig. 3 is a schematic flowchart of an embodiment of an emergency OM link establishment method provided in the present application;
fig. 4 is a schematic diagram of a specific scene structure provided in the present application;
FIG. 5 is a schematic interface diagram of BTS-N provided herein;
FIG. 6 is a signaling flow diagram of BTS-N interacting with EMS as provided herein;
FIG. 7 is a signaling flow diagram of BTS-N interacting with the Internet as provided herein;
fig. 8 is a schematic structural diagram of an embodiment of an emergency OM link setup device provided in the present application;
fig. 9 is a schematic structural diagram of an embodiment of a wireless network access device provided in the present application.
Detailed Description
The application provides an emergency OM link establishment method and related equipment, which are used for solving the problem of remote management of wireless network access equipment caused by transmission faults and are beneficial to deployment and maintenance of the wireless network access equipment.
First, a system architecture or scenario in which the present application is applied will be briefly described.
The method and the device are mainly applied to a Narrow-Band Internet of Things (NB-IoT) system based on honeycomb, and the NB-IoT technology has the characteristics of good coverage and low power consumption. Network management system used by NB-IoT system as shown in fig. 1, NMS implements network management through EMS, one NMS may manage multiple EMSs, EMS manages NEs, one EMS may manage multiple NEs, and NEs may be BTSs. While the EMS implements management of the BTS through the OM link shown in fig. 2. However, in many scenarios, due to the complex networking of the transmission network and the high reconstruction cost, when the transmission network does not have the transmission capability, the BTS cannot be managed by the EMS.
For example, in the BTS deployment phase, if the transmission network does not support Dynamic Host Configuration Protocol (DHCP), OM link information needs to be configured to the BTS on site, which results in an increase in the BTS deployment cost; in the maintenance stage after the service of the BTS is opened, when a transmission network between the BTS and the EMS fails or the BTS per se is abnormal (such as abnormal transmission configuration), the EMS cannot manage the BTS, and at this time, the site positioning and troubleshooting are needed, so that the efficiency is low and the cost is high; when a transmission network is rectified, the transmission of the BTS and the EMS is interrupted frequently, and in order to get through the transmission of the BTS and the EMS, the rectification of the transmission network or the field positioning and troubleshooting are required to be backed off frequently, so that the efficiency is low and the cost is high.
Therefore, the main problem to be solved by the present application is how to establish an emergency OM link between an EMS and a BTS in a BTS deployment phase, a maintenance phase after BTS service is opened, or a transmission network is modified, and fig. 4 is a specific schematic view of a scenario structure of the present application, where BTS-N is an emergency OM link establishment device, and BTS-N includes a wireless network access device (BTS) and an emergency communication device (NB-IoT UE), where NB-IoT UE represents a terminal device that can be used to access NB-IoT BTS, NB-IoT BTS is connected to NB-IoT EPC through a transmission network, IoT-EPC is connected to the EMS through the transmission network, and NB-IoT is connected to internet EPC. Fig. 5 is a schematic diagram of an interface of BTS-N, UU is a wireless interface between BTS and terminal equipment UE for implementing wireless service, ITF-T is an interface between BTS and network for implementing BTS service backhaul, ITF-I is an interface between BTS and NB-IoT UE, and ITF-a is an interface between NB-IoT UE and NB-IoT BTS, which becomes an external interface of BTS-N.
Referring to fig. 3, an embodiment of the present application provides an emergency OM link establishment method, including:
301. the emergency OM link establishing equipment establishes a communication channel with a core network;
in this embodiment, as shown in fig. 4, the BTS-N is an emergency OM link establishment device, when the BTS-N is in a deployment stage, a maintenance stage after the BTS-N service is opened, or a transmission network is modified, the BTS-N cannot establish an OM link with the EMS, and at this time, the BTS-N establishes a communication channel with the core network.
302. The emergency OM link establishing equipment acquires emergency OM link information through a communication channel;
in this embodiment, since the BTS-N establishes the communication channel with the core network, the BTS-N may acquire the emergency OM link information from the Internet through the communication channel, and may also acquire the emergency OM link information from the core network through the communication channel, and a specific acquisition manner is not limited, the emergency OM link information is used for establishing the emergency OM link between the BTS-N and the EMS, and the emergency OM link information generally includes necessary information for establishing the OM link.
303. And the emergency OM link establishing equipment establishes an emergency OM link with the EMS according to the emergency OM link information.
In this embodiment, after receiving the emergency OM link information, the BTS-N establishes an emergency OM link with the EMS according to the emergency OM link information, so that the EMS can manage the BTS-N.
In the embodiment of the application, when the OM link establishing equipment and the EMS cannot establish the OM link, the communication channel is established with the core network, the information of the emergency OM link is obtained through the communication channel, and the emergency OM link is established with the EMS according to the information of the emergency OM link, so that the problem that the EMS cannot carry out remote management due to transmission faults is solved, and the deployment and maintenance of the emergency OM link establishing equipment are facilitated.
Optionally, in some embodiments of the application, the obtaining, by the emergency OM link establishing device through the communication channel, emergency OM link information includes:
the emergency OM link establishing equipment acquires a preset URL, the preset URL corresponds to an emergency server, and the emergency server comprises emergency OM link information;
the emergency OM link establishing equipment accesses an emergency server corresponding to the preset URL through a communication channel;
and the emergency OM link establishing equipment acquires the emergency OM link information from the emergency server.
In the embodiment of the present application, in combination with the embodiment shown in fig. 3, a Uniform Resource Locator (URL) corresponding to an emergency server is preset in BTS-N, where the URL indicates a unique Resource location in the Internet, the emergency server backs up emergency OM link information used by BTS-N to establish an emergency OM link in advance, BTS-N obtains the preset URL, and BTS-N accesses the emergency server corresponding to the preset URL in the Internet through a core network to obtain the emergency OM link information from the emergency server.
Optionally, in some embodiments of the present application, the emergency OM link information includes interface information of the EMS;
the emergency OM link establishing equipment establishes an emergency OM link with the EMS according to the emergency OM link information, and comprises the following steps:
the emergency OM link establishing equipment analyzes the emergency OM link information to obtain interface information of the EMS;
and the emergency OM link establishing equipment establishes an emergency OM link with the EMS according to the interface information.
In the embodiment of the application, the most important thing for the emergency OM link establishing device and the EMS to establish the emergency OM link is to acquire interface information of the EMS, the interface information of the EMS may specifically be an Internet Protocol (IP) interface of the EMS, and when the IP interface of the EMS is known, the emergency OM link establishing device may be accessed to the EMS, so that the emergency OM link information needs to include the interface information of the EMS, the emergency OM link establishing device analyzes the emergency OM link information to obtain the interface information of the EMS, and the emergency OM link is established with the EMS according to the interface information.
It should be noted that the information for OM link establishment generally includes an ITF-T interface IP, a security gateway IP (under a security group network), a Certificate Authority (CA) server address, an operator root certificate, and the like, where the ITF-T interface represents an interface between the BTS-N and the network, and is used to implement service backhaul, and the ITF-T interface IP must be consistent with the interface IP of the EMS when the emergency OM link establishment device wants to establish an emergency OM link with the EMS.
Optionally, in some embodiments of the application, after the emergency OM link establishing device establishes the emergency OM link with the EMS according to the interface information, the method further includes:
the emergency OM link establishing equipment carries out information interaction with the EMS through the emergency OM link;
and the emergency OM link establishing equipment disconnects the communication channel with the core network.
In the embodiment of the application, after the emergency OM link established by the emergency OM link establishing device and the EMS, the emergency OM link establishing device performs information interaction with the EMS through the emergency OM link, and the specific information interaction can be that the emergency OM link establishing device reports device state information to the EMS, reports fault warning information detected by the emergency OM link establishing device to the EMS, the EMS issues new configuration to the emergency OM link establishing device, and the EMS issues an instruction to the emergency OM link establishing device and executes the command; after the information interaction between the emergency OM link establishing device and the EMS is completed, the communication channel with the core network needs to be disconnected, so that the resource of the core network is prevented from being occupied.
It should be noted that, as shown in fig. 4, the EMS may also use the BTS-N to diagnose the NB-IOT BTS cell status, which specifically includes: when needing to confirm the state of the NB-IOT BTS cell (such as a sleeping cell and a cell automatic test), the EMS transmits an instruction to the BTS-N through the EMS, and the BTS-N is required to execute tests such as access, message receiving, message sending and the like; after BTS-N tests, the test result is reported to EM, and the EMS diagnoses the state of the NB-IOT BTS cell according to the test result reported by BTS-N.
On the basis of the specific scene structure diagram shown in fig. 4, and with reference to the foregoing embodiment, interaction between network elements in a scene is described through a signaling flow diagram, as shown in fig. 6, a BTS in BTS-N notifies NB-IOT UEs to establish a communication channel, the NB-IOT UEs establish a communication channel with an NB-IOT EPC through the NB-IOT BTSs, the NB-IOT UEs feed back a communication channel establishment completion notification to the BTS, the NB-IOT UEs send an interface IP notification to the BTS, the BTS establishes an emergency OM link with the EMS using the interface IP, performs information interaction with the EMS on the communication channel, after the information interaction is completed, the BTS can establish an OM link with the EMS without passing through the communication channel, at this time, the emergency OM link needs to be released, and the BTS notifies the NB-IOT UEs to remove the communication channel with the NB-IOT EPC, and when the BTS receives the notification of finishing the removal of the communication channel fed back by the NB-IOT UE, the BTS releases the interface IP. As shown in fig. 7, a BTS of BTS-N notifies NB-IOT UE to establish a communication channel, NB-IOT UE establishes a communication channel with NB-IOT EPC through NB-IOT BTS, NB-IOT UE feeds back a communication channel establishment completion notification to BTS, BTS uses a preset URL to obtain emergency OM link information from an emergency server corresponding to the preset URL through the communication channel, and after BTS obtains the emergency OM link information, BTS notifies NB-IOT UE to remove the communication channel with NB-IOT EPC, and NB-IOT UE feeds back a communication channel removal completion notification to BTS.
The embodiment of the method for establishing an emergency OM link is introduced in the above embodiment, and details of the emergency OM link establishing device are described below by the embodiment.
Referring to fig. 8, an embodiment of the present application provides an emergency OM link establishment device, including:
a processing module 801 and an emergency communication module 802;
the emergency communication module 802 is configured to establish a communication channel with a core network when the processing module 801 and the EMS cannot establish an OM link;
the emergency communication module 802 is further configured to obtain emergency OM link information through a communication channel;
the processing module 801 establishes an emergency OM link with the EMS according to the emergency OM link information.
In the embodiment of the application, when the emergency OM link establishing device is in a deployment stage, a maintenance stage after the service of the emergency OM link establishing device is opened, or the transmission network is modified, the processing module 801 of the emergency OM link establishing device cannot establish an OM link with the EMS, at this time, the emergency communication module 802 establishes a communication channel with the core network, the emergency OM link information is acquired through the communication channel, and the processing module 801 establishes an emergency OM link with the EMS according to the emergency OM link information acquired by the emergency communication module 802, so that the problem that the EMS cannot remotely manage the emergency OM link establishing device due to a transmission fault is solved, and the deployment and maintenance of the emergency OM link establishing device are facilitated.
Alternatively, in some embodiments of the present application,
the emergency communication module 802 is further configured to obtain a preset URL, where the preset URL corresponds to an emergency server, and the emergency server includes emergency OM link information;
the emergency communication module 802 is further configured to access an emergency server corresponding to the preset URL through a communication channel;
the emergency communication module 802 is further configured to obtain emergency OM link information from the emergency server.
In the embodiment of the application, a URL corresponding to an emergency server is preset in an emergency OM link establishing device, the URL indicates a unique resource position in the Internet, the emergency server pre-backs up emergency OM link information used by the emergency OM link establishing device for establishing an emergency OM link, an emergency communication module 802 obtains the preset URL, the emergency communication module 802 accesses the emergency server corresponding to the preset URL in the Internet through a core network, and the emergency communication module 802 obtains the emergency OM link information from the emergency server.
Optionally, in some embodiments of the present application, the emergency OM link information includes interface information of the EMS;
the processing module 801 is further configured to analyze the emergency OM link information to obtain interface information of the EMS;
the processing module 801 is further configured to establish an emergency OM link with the EMS according to the interface information.
In this embodiment, the most important thing for the emergency OM link establishing device to establish the emergency OM link with the EMS is to acquire interface information of the EMS, where the interface information of the EMS may specifically be an interface IP of the EMS, and when the interface IP of the EMS is known, the emergency OM link establishing device may access to the EMS, so that the emergency OM link information needs to include the interface information of the EMS, and the processing module 801 analyzes the emergency OM link information acquired by the emergency communication module 802 to acquire the interface information of the EMS, and establishes the emergency OM link with the EMS according to the interface information.
It should be noted that, the information for OM link establishment generally includes an ITF-T interface IP, a security gateway IP (under a security group network), a CA server address, an operator root certificate, and the like, where the ITF-T interface represents an interface between the BTS-N and the network, and is used to implement service backhaul, and the ITF-T interface IP must be consistent with the interface IP of the EMS when the emergency OM link establishment device wants to establish an emergency OM link with the EMS.
Alternatively, in some embodiments of the present application,
the processing module 801 is further configured to perform information interaction with the EMS through the emergency OM link;
the emergency communication module 802 is further configured to disconnect a communication channel from the core network.
In this embodiment of the application, after the processing module 801 establishes the emergency OM link with the EMS, the processing module 801 performs information interaction with the EMS through the emergency OM link, where the specific information interaction may be that the processing module 801 reports device state information to the EMS, reports fault alarm information detected by the processing module 801 to the EMS, the EMS issues new configuration to the processing module 801, and the EMS issues an instruction to the processing module 801 and executes the instruction, and so on; after the processing module 801 and the EMS complete information interaction, the emergency communication module 802 also needs to disconnect a communication channel with the core network to avoid occupying resources of the core network.
Alternatively, in some embodiments of the present application,
the processing module 801 is further configured to send indication information to the emergency communication module 802 when an OM link cannot be established with the EMS;
the emergency communication module 802 is further configured to establish a communication channel with the core network according to the indication information;
the emergency communication module 802 is further configured to send feedback information to the processing module 801 when the communication channel is established;
the processing module 801 is further configured to determine that a communication channel is established according to the feedback information.
In this embodiment, when the OM link cannot be established between the emergency OM link establishing device and the EMS, the processing module 801 sends the indication information to the emergency communication module 802, the emergency communication module 802 establishes a communication channel with the core network according to the indication information, when the communication channel is established, the emergency communication module 802 sends the feedback information to the processing module 801, and the processing module 801 determines that the communication channel is established according to the feedback information.
The above embodiment describes an emergency OM link establishment method and an emergency OM link establishment device, and in the following embodiment, an entity device of the emergency OM link establishment device is taken as a wireless network access device.
Referring to fig. 9, an embodiment of the present application provides a wireless network access device 900, including:
a wireless network access device 901 and an emergency communication device 902;
an emergency communication device 902, configured to establish a communication channel with a core network when the wireless network access device 901 and the EMS cannot establish an OM link;
the emergency communication device 902 is further configured to obtain emergency OM link information through the communication channel;
the wireless network access device 901 is further configured to establish an emergency OM link with the EMS according to the emergency OM link information.
In this embodiment, when the wireless network access device 900 is in a deployment stage, a maintenance stage after the service of the wireless network access device 900 is opened, or a transmission network is modified, the wireless network access device 901 of the wireless network access device 900 cannot establish an OM link with the EMS, at this time, the emergency communication device 902 establishes a communication channel with the core network, and acquires emergency OM link information through the communication channel, and the wireless network access device 901 establishes an emergency OM link with the EMS according to the emergency OM link information acquired by the emergency communication device 902, so that a problem that the EMS cannot remotely manage the wireless network access device due to a transmission fault is solved, and the deployment and maintenance of the wireless network access device are facilitated.
The present application also provides a computer-readable storage medium having stored therein instructions, which when run on a computer, cause the computer to perform the emergency OM link establishment method described in the above embodiments.
The present application also provides a computer program product containing instructions which, when run on a computer, cause the computer to perform the method for emergency OM link establishment described in the above embodiments.
In the above embodiments, the implementation may be wholly or partially realized by software, hardware, firmware, or any combination thereof. When implemented in software, may be implemented in whole or in part in the form of a computer program product.
The computer program product includes one or more computer instructions. When loaded and executed on a computer, cause the processes or functions described in accordance with the embodiments of the application to occur, in whole or in part. The computer may be a general purpose computer, a special purpose computer, a network of computers, or other programmable device. The computer instructions may be stored in a computer readable storage medium or transmitted from one computer readable storage medium to another, for example, from one website site, computer, server, or data center to another website site, computer, server, or data center via wired (e.g., coaxial cable, fiber optic, Digital Subscriber Line (DSL)) or wireless (e.g., infrared, wireless, microwave, etc.). The computer-readable storage medium can be any available medium that a computer can store or a data storage device, such as a server, a data center, etc., that is integrated with one or more available media. The usable medium may be a magnetic medium (e.g., floppy Disk, hard Disk, magnetic tape), an optical medium (e.g., DVD), or a semiconductor medium (e.g., Solid State Disk (SSD)), among others.
It should be understood that, in the various embodiments of the present application, the sequence numbers of the above-mentioned processes do not mean the execution sequence, and the execution sequence of each process should be determined by its function and inherent logic, and should not constitute any limitation to the implementation process of the embodiments of the present application.
The above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present application.
Claims (9)
1. An emergency operation and maintenance OM link establishment method is characterized by comprising the following steps:
when an emergency OM link establishing device and an element management system EMS cannot establish an OM link, the emergency OM link establishing device establishes a communication channel with a core network;
the emergency OM link establishing equipment acquires emergency OM link information through the communication channel;
the emergency OM link establishing equipment establishes an emergency OM link with the EMS according to the emergency OM link information;
the emergency OM link establishing device obtains emergency OM link information through the communication channel, and includes:
the emergency OM link establishing equipment acquires a preset Uniform Resource Locator (URL), the preset URL corresponds to an emergency server, and the emergency server comprises emergency OM link information;
the emergency OM link establishing equipment accesses an emergency server corresponding to the preset URL through the communication channel;
and the emergency OM link establishing equipment acquires emergency OM link information from the emergency server.
2. The method of claim 1, wherein the Emergency OM link information comprises interface information of the EMS,
the emergency OM link establishing device establishes an emergency OM link with the EMS according to the emergency OM link information, including:
the emergency OM link establishing equipment analyzes the emergency OM link information to obtain interface information of the EMS;
and the emergency OM link establishing equipment establishes an emergency OM link with the EMS according to the interface information.
3. The method according to claim 2, wherein after the emergency OM link establishing device establishes an emergency OM link with the EMS according to the interface information, the method further comprises:
the emergency OM link establishing equipment carries out information interaction with the EMS through the emergency OM link;
and the emergency OM link establishing equipment disconnects the communication channel from the core network.
4. An emergency operation and maintenance OM link establishing device, comprising:
the emergency communication module is used for communicating with the processing module;
the emergency communication module is used for establishing a communication channel with a core network when the processing module and an Element Management System (EMS) cannot establish an OM link;
the emergency communication module is further used for acquiring emergency OM link information through the communication channel;
the processing module establishes an emergency OM link with the EMS according to the emergency OM link information;
the emergency communication module is further used for acquiring a preset Uniform Resource Locator (URL), the preset URL corresponds to an emergency server, and the emergency server comprises emergency OM link information;
the emergency communication module is further used for accessing an emergency server corresponding to the preset URL through the communication channel;
the emergency communication module is further used for obtaining emergency OM link information from the emergency server.
5. The apparatus of claim 4, wherein the Emergency OM link information comprises interface information of the EMS,
the processing module is further configured to analyze the emergency OM link information to obtain interface information of the EMS;
and the processing module is also used for establishing an emergency OM link with the EMS according to the interface information.
6. The apparatus of claim 5,
the processing module is further configured to perform information interaction with the EMS through the emergency OM link;
the emergency communication module is further configured to disconnect the communication channel from the core network.
7. The apparatus according to any one of claims 4 to 6,
the processing module is further used for sending indication information to the emergency communication module when an OM link cannot be established with the EMS;
the emergency communication module is further used for establishing a communication channel with a core network according to the indication information;
the emergency communication module is further configured to send feedback information to the processing module when the communication channel is established;
the processing module is further configured to determine establishment of the communication channel according to the feedback information.
8. A wireless network access device, comprising:
a wireless network access device and an emergency communication device;
the emergency communication device is used for establishing a communication channel with a core network when the wireless network access device and the element management system EMS cannot establish an OM link;
the emergency communication device is further used for acquiring emergency OM link information through the communication channel;
the wireless network access device is also used for establishing an emergency OM link with the EMS according to the emergency OM link information;
the emergency communication device is specifically configured to:
acquiring a preset Uniform Resource Locator (URL), wherein the preset URL corresponds to an emergency server which comprises emergency OM link information;
accessing an emergency server corresponding to the preset URL through the communication channel;
and acquiring emergency OM link information from the emergency server.
9. A computer-readable storage medium having stored thereon instructions which, when executed on a computer, cause the computer to perform the emergency OM link establishment method of any one of claims 1 to 3.
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| CN201710924540.2A CN109600775B (en) | 2017-09-30 | 2017-09-30 | Emergency operation and maintenance OM link establishment method and related equipment |
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| CN201710924540.2A CN109600775B (en) | 2017-09-30 | 2017-09-30 | Emergency operation and maintenance OM link establishment method and related equipment |
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| CN101415195B (en) * | 2008-11-24 | 2011-05-18 | 华为技术有限公司 | Communication method, apparatus and system |
| CN102202002A (en) * | 2011-06-17 | 2011-09-28 | 广东省电力设计研究院 | Internet protocol (IP)-routing-protocol-based emergency communication network automatic switching method |
| CN105978138A (en) * | 2015-11-26 | 2016-09-28 | 国网辽宁省电力有限公司大连供电公司 | Electric power automation system data emergency transmission method and device |
| CN107171293B (en) * | 2017-06-16 | 2019-02-26 | 国网辽宁省电力有限公司电力科学研究院 | The system and method for relay protection O&M information multidimensional publication is realized in smart grid |
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