CN101009601A - A maintenance and detection method, system and device of the network element - Google Patents
A maintenance and detection method, system and device of the network element Download PDFInfo
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Abstract
The provided maintenance method, system and device for network element comprise: using a central operation maintenance center server to access the network element of the server, and taking maintenance detection to the element. This invention is convenient to uniform operate.
Description
Technical field
The present invention relates to the failure diagnosis of network entity, concretely, what relate to a kind of network element safeguards detection method, system and device.
Background technology
At present, the maintenance of communication system network entity being detected (comprise health examination, failure diagnosis, fault information acquisition etc.) fast and accurately is to guarantee that whole system is normal, the importance of stable operation.A kind of communication system failure diagnostic method and system are disclosed in publication number is the Chinese patent application of CN1479461A.This system sets up fault diagnosis model and inner decision logic thereof, the fault in the communication system is positioned and diagnostic operation, and export diagnostic result to display device or database.
The detection method of safeguarding based on fault tree analysis (Fault Tree Analysis, be called for short " FTA ") adopts the structure of safeguarding detection platform+product data, makes to safeguard that detection platform separates with service logic, guarantees the independence of platform.For example, for base station (NodeB) product of WCDMA,, just can develop NodeB and safeguard testing tool as long as the maintenance detection data that go out oneself according to the requirement and the interface exploitation of platform are integrated into and safeguard in the detection platform.
The maintenance of product (network entity) detects data and divides two parts: fault location tree script and Tool Command Language (Tool Command Language is called for short " TCL ") script all is that the form with script exists, and is convenient to write and revise; Wherein:
The composition structure of fault location tree that fault location has been set script describing does not comprise the concrete detecting operation on each tree node, but has quote (the TCL command name) to detecting operation.Fault location tree script be a suffix with " .diag ", and each fault location is set by a .diag document definition independently.
The TCL script has then defined the fault location tree and has gone up the operation of carrying out on each node, and each decision node (non-leaf node) is all corresponding TCL explosion command is realized relevant operation and detection by this TCL order.Safeguard that detection platform determines next step trend according to the return value (being not, or to make mistakes) of this order.
Fig. 1 is a fault location tree example at certain product, and the title of this fault is " PPE (PowerProcessor Element, a Power processor elements) port traffic fault ".Here we are called the top event that fault location is set with fault title " PPE port traffic fault ", and each diamond among the figure is represented a decision node, also claims the Decision node; Rectangle frame is represented a conclusion of diagnosis or is handled suggestion, claims processing node, or the Process node.More detailed content can be the Chinese patent application of CN1479461A with reference to publication number.
With the example that is maintained as traditional product maintenance detection method is described below to the base station (NodeB) of WCDMA.
Maintenance detection to NodeB generally all safeguards that by NodeB testing tool carries out.NodeB supports far-end IP to safeguard that (being that the base station has a unique remote maintenance IP address) or near-end IP safeguard (being that the base station has a unique near-end maintaining IP address), for safeguarding that testing tool execution IP safeguards.
NodeB safeguards that testing tool is the executable program of a pure software, and it can run on the basis of the Windows operating system of computer or other operating system.NodeB safeguards that testing tool can be once safeguard detection (as: health examination, failure diagnosis, fault information acquisition) operation at a plurality of NodeB.NodeB safeguards that testing tool comprises two parts: safeguard detection platform+product (NodeB) data, as shown in Figure 2.Platform provides base station communication, graphical interfaces, general utility functionss such as control program operation; Product data are the concrete application of developing on platform, i.e. content part.
Traditional testing tool of safeguarding has the two kinds of modes that can visit NodeB, as shown in Figure 3.This dual mode is respectively:
1) NodeB safeguards testing tool and RNC BAM in same local area network (LAN), by IPOA (IP over ATM) the passage remote access NodeB of RNC and NodeB;
2) NodeB safeguards testing tool place PC, and network interface line or near-end local area network (LAN) and NodeB are direct-connected by intersecting, and prerequisite is to safeguard that testing tool place PC and NodeB IP address are at the same network segment.
The shortcoming of this dual mode:
1) requires NodeB to safeguard and land success (contain username and password and confirm authentication or safety certification process) between testing tool and the maintained NodeB.
2) live network generally has a plurality of RNC, but above dual mode or at all NodeB under the RNC, safeguard at single NodeB, can not finely satisfy obviously that operator is unified to safeguard (can safeguard a plurality of RNC simultaneously), easy to operate requirement.
3) when safeguarding NodeB, need to add the IP address of each network element, user name, information such as password.If in the face of thousands of NodeB, operation is extremely inconvenient.
Summary of the invention
Because aforesaid problem, what the object of the present invention is to provide a kind of network element safeguards detection method, system and device, safeguards and handled easily to realize the unified of communication system network network element.
To achieve these goals, the maintaining method of a kind of network element of the embodiment of the invention comprises:
By the network element under this server admin of centralized operation maintenance centre server access, and described network element safeguarded detection.
A kind of network element safeguard detection system, comprising: safeguard checkout gear and centralized operation maintenance centre server;
The described checkout gear of safeguarding connects by centralized operation maintenance centre server and network element to be measured, and described network element is safeguarded detection.
A kind of network element safeguard checkout gear, this unit connects by centralized operation maintenance centre server and network element to be measured, and described network element is safeguarded detection.
The system of the embodiment of the invention, method and safeguard that checkout gear can support by centralized operation maintenance centre accesses network network element (as the base station), operator just can concentrate, easily all base stations be safeguarded like this, effectively improves the detection efficiency of safeguarding of network element.
Description of drawings
Fig. 1 is the exemplary plot of the failure diagnosis tree of prior art;
Fig. 2 safeguards the composition schematic diagram of testing tool for NodeB;
Fig. 3 is for safeguarding the path schematic diagram of testing tool visit NodeB in the prior art;
Fig. 4 is according to the path schematic diagram of safeguarding checkout gear visit NodeB in the embodiment of the invention;
Fig. 5 safeguards the schematic flow sheet that detects for the NodeB that carries out of the embodiment of the invention;
Fig. 6 safeguards that in the embodiment of the invention testing tool signs in to the schematic flow sheet of M2000;
The schematic flow sheet of correspondence when Fig. 7 safeguards checkout gear connection and base station maintenance for NodeB in the embodiment of the invention.
Embodiment
For the purpose, technical scheme and the advantage that make the embodiment of the invention is clearer, specific embodiments of the invention are elaborated below in conjunction with accompanying drawing.
Embodiments of the invention are to visit network element below it by the centralized operation maintenance centre, safeguard and handled easily to carry out the unified of network element.
Base station (NodeB) with WCDMA is that example illustrates the embodiment of the invention below, but is not limited to this.
Embodiments of the invention require NodeB to support far-end IP to safeguard that (being that the base station has a unique remote maintenance IP address) or near-end IP safeguard (being that the base station has a unique near-end maintaining IP address), for safeguarding that testing tool execution IP safeguards.
In the embodiment of the invention, might as well be with the centralized operation maintenance centre of M2000 (but and in being defined in this) as the WCDMA system base-station, need not to land authentication or safety certification process between it and the NodeB.The NodeB of the embodiment of the invention safeguards the position of testing tool in the WCDMA network, and as shown in Figure 4, NodeB safeguards that testing tool passes through M2000 server access NodeB.In addition, NodeB safeguards that testing tool also can select following access mode (among the figure shown in the dotted line):
1) NodeB safeguards that testing tool passes through RNC BAM, visits NodeB in far-end IP OA mode;
2) NodeB safeguards that testing tool passes through near-end network interface line visit NodeB.
Because mode 1), 2) belong to the mode of existing visit NodeB, non-ly be unique technique of the present invention, so be not described further.
Below safeguard detection system and method by M2000 server access NodeB are described, wherein, safeguard to relate in the detection system and safeguard checkout gear.
Embodiment 1: safeguard detection system
The detection system of safeguarding of present embodiment comprises: safeguard checkout gear and centralized operation maintenance centre (M2000) server, the M2000 server is used for network elements such as base station are managed.Wherein safeguard checkout gear, be used for connecting, and detection (comprising health examination, failure diagnosis and/or fault information acquisition etc.) is safeguarded in the base station by the base station under M2000 and this server admin.
As seen from Figure 4, safeguard that checkout gear is connected with the M2000 server, this M2000 server is visited one or more base station node B that this RNC connects below by the Back Administration Module (BAM) and the RNCIP routing module of fire compartment wall (FireWall), radio network controller (RNC), being connected between RNC IP routing module and the NodeB is that IPoA (IP over ATM) passage connects, being connected all between remaining M2000 server and fire compartment wall, fire compartment wall and RNC BAM and RNC BAM and RNC IP routing module connects by IP tunnel.
Safeguard in the detection system at this, safeguard that checkout gear can be for having installed the computer of the computer executable program (safeguarding testing tool as NodeB) that is used to carry out base station maintenance.This NodeB safeguards that testing tool is the computer executable program of a pure software, can run on operation system of computer (as the Windows) basis.
In the present embodiment, this safeguards that checkout gear comprises: login unit, be used to login centralized operation maintenance centre server, and the port numbers of acquisition and this server communication; Detecting unit is used for the port numbers accesses network network element by obtaining, and is established to the connection of network element and safeguards this network element of detection.
Owing between M2000 and NodeB, need not login, authentication or safety certification process, therefore be connected as long as safeguard to have set up between checkout gear and the M2000, just the login process between the NodeB that has removed from when NodeB is safeguarded and will safeguard (comprise and input user name, password confirming, authentication or safety certification process).And safeguard that checkout gear passes through the described base station of centralized operation maintenance centre server access, can be good at satisfying that operator unifiedly safeguards, easy to operate requirement.
The described checkout gear of safeguarding is also supported all NodeB below M2000 server automatic-search M2000 server, therefore can save the operation that the user disposes NodeB information.
And, safeguard that checkout gear also supports to realize by the M2000 server the automatic discovery of NodeB, and the modification information that obtains NodeB in real time, thereby NodeB safeguarded in real time, dynamically.
Automatic search and automatic discovery to NodeB can be by safeguarding that described automatic search unit is set in the checkout gear to be realized with the automatic unit of finding.Wherein, automatically search unit is used for control sets operation maintenance center server and searches for NodeB under this server admin automatically by the IP address of search NodeB; Automatically find the unit, the IP address list that is used for the server periodic search NodeB of control sets operation maintenance center is found the NodeB under this server admin automatically.
Embodiment 2: the base station maintenance detection method
Based on the base station maintenance detection system, the base station maintenance detection method is described below.The basic thought of this method is: after starting NodeB and safeguarding testing tool, sign in to the M2000 server, set up and being connected of NodeB to be measured by the M2000 server, and carry out the measuring ability of safeguarding of all NodeB to be measured.
As shown in Figure 5, the method for present embodiment specifically can comprise the steps:
1) startup and configuration NodeB safeguard testing tool (step S10), specifically comprise:
As shown in Figure 5, after step S110 startup NodeB safeguards testing tool, need configuration " by M2000 visit NodeB " (step S120), and the IP address of input M2000 server, user name, password is with login M2000 server (step S130).After the user clicks " affirmation ", safeguard testing tool automatically with the M2000 server property and the M2000 server ip address of configuration, information such as username and password record in the global variable.The main frame that guarantees to safeguard the testing tool place can be with on the M2000 server be connected.
2) NodeB safeguards that testing tool signs in to M2000 server (step S20)
As shown in Figure 5, NodeB safeguards the M2000 server ip address that testing tool obtains according to step S10, username and password information, and the socket port numbers of foundation and M2000 server communication might as well called after M2000_socket.
After the socket port numbers of M2000 server communication was obtained successfully, NodeB safeguarded that testing tool just can visit following any NodeB as the M2000 server, and need not landfall process.This is because information interaction need not landfall process between between M2000 server and the NodeB.
Under the situation of predicting the NodeB that will safeguard detection, can directly safeguard detection to this NodeB.But in some cases, also need to search for automatically NodeB.Shown in Fig. 5 step S30:
3) NodeB safeguards that testing tool searches for NodeB automatically
NodeB safeguards that testing tool can support to search for automatically all the NodeB functions below the M2000 server.After searching NodeB, the user just can select all NodeB or part NodeB to carry out and safeguard measuring ability.Hereinafter will more specifically describe the automatic search procedure of NodeB.
4) NodeB safeguards that testing tool is established to the connection of NodeB to be measured and the maintenance carried out NodeB detects (step S40)
If N the base station of 1 to the NodeB N of NodeB below M2000 safeguarded, then can begin to carry out seriatim from NodeB1.The schematic flow sheet of correspondence when Fig. 7 safeguards checkout gear connection and base station maintenance for NodeB in the present embodiment.At first, as shown in Figure 7, step S210, NodeB safeguard that checkout gear sends connection foundation and orders NodeB 1; Step S220, NodeB1 returns connection establishment response, is connected thereby set up between NodeB safeguards checkout gear and NodeB 1; So at step S230, NodeB safeguards that checkout gear carries out the measuring ability of safeguarding to NodeB, NodeB1 reports and safeguards that testing result safeguards checkout gear (as show the testing result of safeguarding to NodeB on display screen) to NodeB.After the maintenance detection that finishes NodeB1, the described checkout gear of safeguarding will be closed to the connection (step S240) of NodeB1 automatically.Step S250, judge whether that all NodeB tie up survey and finish, if not, NodeB safeguards that testing tool (device of operation maintenance testing tool in other words) is established to the connection of NodeB2 more in the same way, and this NodeB safeguarded detection, the rest may be inferred, until the maintenance of finishing NodeB N detects.After all NodeB to be measured are safeguarded that detection is finished, finish the testing process of safeguarding to NodeB.And the concrete testing process to NodeB belongs to prior art in the present embodiment step, is not described further at this.
After NodeB safeguards that measuring ability finishes, safeguard that checkout gear will be closed to the Socket of M2000 server (step S260), and generate NodeB automatically and safeguard the testing result form, follow-uply NodeB can be safeguarded that the testing result form feeds back to user (step S270).
To the automatic search procedure of NodeB be elaborated below.
As shown in Figure 6, the automatic search procedure to NodeB specifically can comprise the steps:
1) sends the server of ordering of indicating search base station to M2000.
In this step, NodeB safeguards that testing tool sends out the order of " LST AllNodeBIP: inquire about all NodeBIP addresses " and give the M2000 server, to inquire about the IP of all base stations under this server.
2) search base station and return Search Results.
After the M2000 server is received the order of " LST AllNodeBIP: inquire about all NodeB IP addresses ", respond described LST AllNodeBIP, just from the IP address of all NodeB of M2000 server internal database removal search, and return Search Results and safeguard testing tool to NodeB.The form of returned packet is as follows:
％％LST AllNodeBIP：；％％
RETCODE=0 runs succeeded.
Inquire about all NodeB IP addresses:
-----------
| Frame number | The frame name | The IP address | Peer IP address | The opposite end type | The opposite end title |
| 5 5 5 5 5 5 5 5 5 5 5 5 | BM5 BM5 BM5 BM5 BM5 BM5 BM5 BM5 BM5 BM5 BM5 BM5 | 12.13.15.254 12.13.15.254 12.13.15.254 12.13.15.254 12.13.15.254 12.13.15.254 12.13.15.254 12.13.15.254 12.13.15.254 12.13.15.254 12.13.15.254 12.13.15.254 | 12.13.15.81 12.13.15.91 12.13.15.101 12.13.15.111 12.13.15.121 12.13.15.131 12.13.15.181 12.13.15.191 12.13.15.194 12.13.15.211 12.13.15.221 12.13.15.231 | NODEB NODEB NODEB NODEB NODEB NODEB NODEB NODEB NODEB NODEB NODEB NODEB | BBU-508 BBU-509 BBU-510 BBU-511 BBU-512 BBU-527 BBU-518 BBU-519 BBU-519b 3802-521 3802-522 3802-523 |
| (number=12 as a result) | |||||
3) NodeB safeguards the Search Results that testing tool parsing M2000 server returns, and format transformation is preserved as follows:
NodeB title NodeB IP address
BBU-508 12.13.15.81
BBU-509 12.13.15.91
BBU-510 12.13.15.101
BBU-511 12.13.15.111
BBU-512 12.13.15.121
BBU-527 12.13.15.131
BBU-518 12.13.15.181
BBU-519 12.13.15.191
BBU-519b 12.13.15.194
3802-521 12.13.15.211
3802-522 12.1 3.1 5.221
3802-523 12.13.15.231
4) NodeB safeguards that testing tool shows NodeB Search Results (as the NodeB that searches tabulation) to the user.
Promptly show all titles of inquiring about NodeB in the display of safeguarding checkout gear,, just can see the IP address of this NodeB as double-click NodeB to the user.
After searching NodeB, the user just can select all NodeB or part NodeB to carry out and safeguard measuring ability.
The realization NodeB of the embodiment of the invention automatically another alternative scheme of search is: NodeB safeguards that testing tool passes through to visit one by one all the RNC BAM below M2 0 00 servers, obtain all the NodeB IP addresses below the RNC BAM, to realize the searching for NodeB function automatically.
Optionally, described NodeB safeguards that testing tool can also support the automatic discovery feature of NodeB.
NodeB below the M2000 server may often increase, deletion, perhaps IP address change.But NodeB safeguards the user of testing tool and often can not in time obtain these modification informations.The invention provides the automatic discovery feature of NodeB for this reason, automatically the cycle of search is realized monitoring to the change of NodeB increase, deletion or IP address etc. to NodeB by being provided with, thereby the NodeB that can upgrade in time local tabulation, realize to NodeB in real time, dynamically safeguard.To the automatic discovery procedure of NodeB be elaborated below.Specifically can comprise the steps:
1) is set the cycle of automatic search NodeB, as defaults to 1 day;
2) when the cycle that is provided with in the step 1) arrived, NodeB safeguarded that testing tool just starts the automatic function of search of NodeB, removes to obtain the IP address list of all NodeB to the M2000 server;
3) NodeB safeguards that all NodeB IP address lists that testing tool will search and local in the past all NodeB IP address lists of preserving compare, if identical, does not just point out the user.
4) if incomplete same, then give user prompt: the NodeB tabulation of increase, the NodeB tabulation of deletion, the NodeB tabulation of change IP address;
5) and to user prompt select whether to upgrade local NodeB tabulation, if user's selection is that then local NodeB tabulation obtains upgrading; Otherwise, just do not upgrade local NodeB tabulation.
The system of the embodiment of the invention, method and safeguard that checkout gear can support by centralized operation maintenance centre accesses network network element (as the base station), operator just can concentrate, easily all base stations below the centralized operation maintenance centre be safeguarded like this, has effectively improved the detection efficiency of safeguarding of network element; The embodiment of the invention can be supported the function of all base stations below the operation maintenance center in the automatic search set, can save the operation of user's configurating base station information like this; The embodiment of the invention can also be supported the automatic discovery feature of all base stations below the centralized operation maintenance centre, can realize safeguarding the base station is real-time, dynamic.
Below only be that NodeB with WCDMA is example safeguarding detection system, safeguard detection method and safeguarding that checkout gear describes embodiment of the invention network element, but be not limited thereto, the technical scheme of the embodiment of the invention goes in the maintenance of other base stations in mobile communication system fully, as the maintenance of the base station (BTS:Base Transceiver Station) of cdma system and the maintenance of gsm system BTS.And can be used for the maintenance of radio network controller (RNC) etc.
One of ordinary skill in the art will appreciate that all or part of step that realizes in the foregoing description method can instruct relevant hardware to finish by program, this program can be stored in the computer read/write memory medium, such as ROM/RAM, magnetic disc, CD etc.
Therefore, above embodiment only is used to illustrate the present invention, but not is used to limit the present invention.Within the spirit and principles in the present invention all, any modification of being made, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (15)
- A network element safeguard detection method, it is characterized in that:By the network element under this server admin of centralized operation maintenance centre server access, and described network element safeguarded detection.
- 2. method according to claim 1 is characterized in that comprising the steps:Login centralized operation maintenance centre server, and the port numbers of acquisition and described server communication;Visit described network element by described port numbers, be established to the connection of described network element and safeguard the described network element of detection.
- 3. method according to claim 2 is characterized in that also comprising:By the IP address of centralized operation maintenance centre server search network element, with automatic search network network element.
- 4. method according to claim 3 is characterized in that, the step of described automatic search network network element comprises:Send the server of ordering of indication search network network element to the centralized operation maintenance centre;Described centralized operation maintenance centre server is from the IP address of the described network element of its database search, and returns Search Results.
- 5. method according to claim 3 is characterized in that, the step of described automatic search network network element comprises:Search for the network element that is connected with this Back Administration Module by visit network element centralized operation maintenance centre's server admin radio network controller Back Administration Module down.
- 6. method according to claim 2 is characterized in that also comprising:By the IP address list of centralized operation maintenance centre server periodic search network element, with automatic discovery network element.
- 7. method according to claim 1 is characterized in that:Described network element is base station or radio network controller.
- A network element safeguard detection system, it is characterized in that comprising: safeguard checkout gear, and centralized operation maintenance centre server;The described checkout gear of safeguarding connects by the network element under centralized operation maintenance centre server and this server admin, and described network element is safeguarded detection.
- 9. system according to claim 8 is characterized in that, the described checkout gear of safeguarding comprises:Login unit is used to login centralized operation maintenance centre server, and the port numbers of acquisition and described server communication;Detecting unit is used for visiting described network element by described port numbers, is established to the connection of described network element and safeguards the described network element of detection.
- 10. system according to claim 9 is characterized in that, the described checkout gear of safeguarding also comprises:Automatically search unit is used for control sets operation maintenance center server and searches for network element under this server admin automatically by the IP address of search network network element.
- 11. system according to claim 9 is characterized in that, the described checkout gear of safeguarding also comprises:Automatically find the unit, be used for control sets operation maintenance center server and find network element under this server admin automatically by the IP address list of periodic search network element.
- 12. a network element safeguard checkout gear, it is characterized in that:This device connects by centralized operation maintenance centre server and network element to be measured, and described network element is safeguarded detection.
- 13. network element according to claim 12 safeguard checkout gear, it is characterized in that the described checkout gear of safeguarding comprises:Login unit is used to login centralized operation maintenance centre server, and the port numbers of acquisition and described server communication;Detecting unit is used for visiting described network element by described port numbers, is established to the connection of network element and safeguards the described network element of detection.
- 14. network element according to claim 13 safeguard checkout gear, it is characterized in that described device also comprises:Automatically search unit is used for control sets operation maintenance center server and searches for network element under this server admin automatically by the IP address of search network network element.
- 15. network element according to claim 13 safeguard checkout gear, it is characterized in that described device also comprises:Automatically find the unit, the IP address list that is used for control sets operation maintenance center server periodic search network element is found the network element under this server admin automatically.
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| CN 200710063116 CN101009601A (en) | 2007-01-29 | 2007-01-29 | A maintenance and detection method, system and device of the network element |
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| CN 200710063116 CN101009601A (en) | 2007-01-29 | 2007-01-29 | A maintenance and detection method, system and device of the network element |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102546206A (en) * | 2010-12-22 | 2012-07-04 | 中兴通讯股份有限公司 | Ethernet port protection method and device |
| CN102264086B (en) * | 2007-12-17 | 2013-04-24 | 华为技术有限公司 | Method, devices and system for debugging base station |
| CN103973485A (en) * | 2014-04-29 | 2014-08-06 | 上海上讯信息技术股份有限公司 | Operation and maintenance management system and method based on fixed ports |
| CN104954156A (en) * | 2014-03-26 | 2015-09-30 | 中兴通讯股份有限公司 | Clock synchronous network element abnormity processing method, apparatus and system thereof |
| WO2016091141A1 (en) * | 2014-12-10 | 2016-06-16 | 中兴通讯股份有限公司 | Method and apparatus for information collection |
| CN105786865A (en) * | 2014-12-23 | 2016-07-20 | 深圳市腾讯计算机系统有限公司 | Retrieval system fault analysis method and device |
| CN102546206B (en) * | 2010-12-22 | 2016-12-14 | 南京中兴软件有限责任公司 | Ethernet port guard method and device |
| CN109672911A (en) * | 2019-01-08 | 2019-04-23 | 北京奇艺世纪科技有限公司 | A kind of method for processing video frequency and device |
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2007
- 2007-01-29 CN CN 200710063116 patent/CN101009601A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102264086B (en) * | 2007-12-17 | 2013-04-24 | 华为技术有限公司 | Method, devices and system for debugging base station |
| CN102546206A (en) * | 2010-12-22 | 2012-07-04 | 中兴通讯股份有限公司 | Ethernet port protection method and device |
| CN102546206B (en) * | 2010-12-22 | 2016-12-14 | 南京中兴软件有限责任公司 | Ethernet port guard method and device |
| CN104954156A (en) * | 2014-03-26 | 2015-09-30 | 中兴通讯股份有限公司 | Clock synchronous network element abnormity processing method, apparatus and system thereof |
| CN103973485A (en) * | 2014-04-29 | 2014-08-06 | 上海上讯信息技术股份有限公司 | Operation and maintenance management system and method based on fixed ports |
| CN103973485B (en) * | 2014-04-29 | 2019-06-18 | 上海上讯信息技术股份有限公司 | Operation management system and method based on fixed port |
| WO2016091141A1 (en) * | 2014-12-10 | 2016-06-16 | 中兴通讯股份有限公司 | Method and apparatus for information collection |
| CN105786865A (en) * | 2014-12-23 | 2016-07-20 | 深圳市腾讯计算机系统有限公司 | Retrieval system fault analysis method and device |
| CN105786865B (en) * | 2014-12-23 | 2020-01-10 | 深圳市腾讯计算机系统有限公司 | Fault analysis method and device for retrieval system |
| CN109672911A (en) * | 2019-01-08 | 2019-04-23 | 北京奇艺世纪科技有限公司 | A kind of method for processing video frequency and device |
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