CN107360239A - A kind of client connection status detection method and system - Google Patents
A kind of client connection status detection method and system Download PDFInfo
- Publication number
- CN107360239A CN107360239A CN201710612110.7A CN201710612110A CN107360239A CN 107360239 A CN107360239 A CN 107360239A CN 201710612110 A CN201710612110 A CN 201710612110A CN 107360239 A CN107360239 A CN 107360239A
- Authority
- CN
- China
- Prior art keywords
- client
- service end
- metadata service
- heartbeat message
- network connection
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/14—Session management
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/14—Session management
- H04L67/143—Termination or inactivation of sessions, e.g. event-controlled end of session
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/14—Session management
- H04L67/143—Termination or inactivation of sessions, e.g. event-controlled end of session
- H04L67/145—Termination or inactivation of sessions, e.g. event-controlled end of session avoiding end of session, e.g. keep-alive, heartbeats, resumption message or wake-up for inactive or interrupted session
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Cardiology (AREA)
- General Health & Medical Sciences (AREA)
- Computer And Data Communications (AREA)
Abstract
The invention discloses a kind of client connection status detection method and system, this method to include：The heartbeat message that Metadata Service end is sent at predetermined intervals by the session connection reception client pre-established with client；Metadata Service end calculates the time difference for receiving adjacent heartbeat message twice；Metadata Service end judges whether the time difference exceeds predetermined threshold value；If so, then judge that client network connection is abnormal；If it is not, then judge that client network connection is normal.In method provided by the present invention, Metadata Service end can determine that network connection state by the way that whether the time interval of heartbeat message for judging to receive exceedes default time interval threshold value, and detection method is fast and convenient effective.
Description
Technical field
The present invention relates to communication technical field, more particularly to a kind of client connection status detection method and system.
Background technology
With the development of information technology, distributed file management system (Distributed File are also generated
System), the physical memory resources of its file system management are not necessarily directly connected on the local node, but by network with
Node is connected.
In distributed file system application, have substantial amounts of different types of client and carry out service operation.In this feelings
, it is necessary to be monitored to client under condition, wherein most importantly being detected to the network connection state of client.
In the prior art, typically connected by some server applications come the network between detection service end and client
State is connect, judges whether the state of client occurs exception with this；If in the process, detect the network connection of client just
Often, then it is assumed that client is normal；If the network connection for detecting client is abnormal, then it is assumed that client is also abnormal.
Under the method, these application programs for being used to detect can take resource, unnecessary broadband be wasted, simultaneously as to detect
Client terminal quantity it is more, can to service end detect application program management interface on produce excessive pressure, and the method
It is excessive to detect monitoring project, delay is larger.
Therefore, how a kind of technical scheme of client connection status detection is provided, can be simple and effective to client
Network connection state detected, be the current technical issues that need to address of those skilled in the art.
The content of the invention
It is an object of the invention to provide a kind of client connection status detection method and system, easy can rapidly detect
Client network connection status.
In order to solve the above technical problems, the invention provides following technical scheme：
A kind of client connection status detection method provided by the invention, including：Metadata Service end by with client
The session connection pre-established receives the heartbeat message that client is sent at predetermined intervals；Metadata Service end calculates and connect
Receive the time difference of adjacent heartbeat message twice；Metadata Service end judges whether the time difference exceeds predetermined threshold value；If so, then sentence
It is abnormal to determine client network connection；If it is not, then judge that client network connection is normal.
Preferably, Metadata Service end by the session connection that is pre-established with client receive client with it is default when
Between be spaced the heartbeat message of transmission, including：Metadata Service end receives client by the connection connections pre-established
The heartbeat message sent at predetermined intervals.
Preferably, Metadata Service end receives heartbeat message and calculates the time difference for receiving adjacent heartbeat message twice,
Also include：Metadata Service end by with client by session state information stored.
Preferably, Metadata Service end by with client by session state information stored, including：Session status is deposited
Storage is in sessionmap data structures.
Preferably, if it is determined that after client network connection exception, in addition to：Metadata Service end is to client network
Connection is abnormal to send prompting.
A kind of client connection status detecting system provided by the invention, including：
Heartbeat message receiving module, visitor is received by the session connection pre-established with client for Metadata Service end
The heartbeat message that family end is sent at predetermined intervals；
Computing module, the time difference for receiving adjacent heartbeat message twice is calculated for Metadata Service end；
Judge module, judge whether the time difference exceeds predetermined threshold value for Metadata Service end；If so, then judge client
Network connection is abnormal；If it is not, then judge that client network connection is normal.
Preferably, conversation module includes：
Session establishment unit, pre-establish connection with client for Metadata Service end and be connected.
Preferably, in addition to：Memory module, for Metadata Service end by with client by session state information carry out
Storage.
Preferably, memory module includes：Sessionmap construction units, for communications status to be stored in into sessionmap
In data structure.
Preferably, in addition to：Reminding module, prompting is sent to client network connection exception for Metadata Service end.
Compared with prior art, above-mentioned technical proposal has advantages below：
In a kind of client connection status detection method and system embodiment provided by the present invention, Metadata Service end leads to
The session connection pre-established with client is crossed, receives the heartbeat message that client is sent at predetermined intervals；Metadata
Service end receives heartbeat message, and whether Metadata Service end is exceeded by the time difference for judging to receive adjacent heartbeat message twice
Default threshold value, to judge whether the network connection status of client is normal.
Due to the method applied in the present invention, Metadata Service end passes through the time interval for the heartbeat message for judging to receive
Whether exceed default time interval threshold value and can determine that network connection state, so detection method is simple and effective, in addition
Can also prompting be made to the situation of network connection, be advantageous to user and understand current network connection state in time.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are the present invention
Some embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can also basis
These accompanying drawings obtain other accompanying drawings.
The client connection status detection method flow chart that Fig. 1 is provided for a kind of embodiment of the present invention；
The client connection status detecting system structure chart that Fig. 2 is provided for a kind of embodiment of the present invention.
Embodiment
The core of the present invention is to provide a kind of client connection status detection method and system.
In order that the above objects, features and advantages of the present invention can become apparent it is understandable, below in conjunction with the accompanying drawings to this hair
Bright embodiment is described in detail.
Detail is elaborated in the following description in order to fully understand the present invention.But the present invention can with it is a variety of not
Other manner described here is same as to implement, those skilled in the art can do class in the case of without prejudice to intension of the present invention
Like popularization.Therefore the present invention is not limited to the specific embodiments disclosed below.
It refer to Fig. 1, the client connection status detection method stream that Fig. 1 is provided for a kind of embodiment of the present invention
Cheng Tu.
A kind of embodiment of the present invention, which provides a kind of client connection status detection method step, to be included：
S11：Metadata Service end receives client with the default time by the session connection pre-established with client
It is spaced the heartbeat message sent.
Before Metadata Service end receives the heartbeat message that client is sent, the two needs the session pre-established and connected
Connect.When the session connection established between Metadata Service end and client, then between client and Metadata Service end
Sending and receiving for heartbeat message can directly be carried out；If there is no session connection between Metadata Service end and client, need to build
After standing a session connection, then carry out sending and receiving for heartbeat message in subsequent step.
In the present embodiment, when not having session connection in advance between Metadata Service end and client, session is resettled
Connection, and without establishing session connection during detection each time, save resource.
S12：Metadata Service end calculates the time difference for receiving adjacent heartbeat message twice.
Metadata Service end is calculated the heartbeat message received：Calculate the time interval for receiving adjacent cardiac message
Time difference.
S13：Metadata Service end judges whether the time difference exceeds predetermined threshold value；If so, then judge client network connection
It is abnormal；If it is not, then judge that client network connection is normal.
Metadata Service end is by the time difference between the adjacent heartbeat message twice calculated and time set in advance
Poor threshold value is compared.
If the time difference between the adjacent heartbeat message twice calculated is in time difference threshold range set in advance
It is interior, then judge that the network connection of the client is in normal condition；
If the time difference between the adjacent heartbeat message twice calculated exceeds time difference threshold value model set in advance
Enclose, then judge that the network connection of the client is in abnormality.
In the present embodiment, the frequency and time difference threshold range that heartbeat message is sent all can sets itselfs.For example, by the heart
It is 5 seconds to jump the frequency setting that message is sent, set Metadata Service end receive the time difference threshold value of adjacent heartbeat message twice as
60 seconds, then every 5 seconds just to heartbeat message of Metadata Service end transmission, Metadata Service end receives and calculated and connects client
The time difference between adjacent heartbeat message twice is received, if the time difference is more than 60 seconds, now then judges the client network
Connection status is in abnormality.
Embodiments of the invention, only by judging that Metadata Service termination receives whether time difference of adjacent cardiac message surpasses
Cross threshold value set in advance, you can the network connection status of client is judged, so method provided by the present invention is fast and convenient
Effectively.
In a kind of embodiment provided by the present invention, step S11 can include：
Metadata Service end carries out sending and receiving for heartbeat message with client by connection session connections.When
The connection session connections established in advance, the network connection status detection of client is just carried out, is needed if not
A connection session connection is established between.
In a kind of embodiment provided by the present invention, step S12 can also include：Metadata Service end will be with client
By session state information stored.
Session status can include client send time of system message, Metadata Service end receive message time,
Client sends the state of heartbeat message and Metadata Service end receives state of message etc..
The session status of client and Metadata Service end is stored, can to the network connection status of client,
The problem of when occurring abnormal, carries out complete analysis directly perceived.Avoid client network from connecting normal, heartbeat message also to send normally,
In the case of the reception exceptions such as busy state being in due to Metadata Service end, the situation for the judgement that makes a mistake.
In a kind of embodiment of the present invention, its session status can also be stored in sessionmap data structures.
When Metadata Service end, there is the abnormal situation of network connection in judgement client, in a kind of embodiment of the present invention
In, will the abnormal conditions be made with alarm, and the normal situation of network connection, do not make prompting typically, walked with simplifying
Suddenly, excessive information interference is reduced.
In another embodiment of the invention, distributed type file system client side is established between Metadata Service end
After good connection connections, the two can be to carry out the message communicatings such as the transmission of data, reception, and client can be with to first number
Heartbeat message is sent according to service end.In the process, communications status is stored in Metadata Service end and corresponds to client
In sessionmap data structures.Communications status during this includes, and the time of client transmission heartbeat message, data are big
Small, transmission success or failure state, Metadata Service termination receive time of information etc..
Then, client timing sends heartbeat message.The heartbeat message that client is sent to the timing of Metadata Service end can
To be set as sending once every 5 seconds；After Metadata Service termination receives heartbeat message, when just calculating receives this heartbeat message
Between with the last time receive time difference of heartbeat message time, passage time difference judges the communications status of client.
If the time difference is more than Metadata Service end threshold value set in advance, judge that the client is in abnormal shape
State；If the time difference is in threshold range, then illustrate the client in normal condition.For example, metadata is taken
It is 60 seconds that business end, which presets the interval time maximum received between heartbeat message twice, if Metadata Service end receives simultaneously
The time difference for calculating heartbeat message twice is more than 60 seconds, then judges that client network connection is abnormal.In addition, if metadata
Service end does not receive heartbeat message in the threshold value of message time twice set in advance or only receives a heartbeat message, then
Also judge the client for network connection error.
After judging the state of client, Metadata Service end will be by the session connection shape of all clients
State is safeguarded and is saved in sessionmap structures, when needing to inquire about the state of some client, is sent corresponding order and is obtained
Take in sessionmap, the session session connections status information of the client can be to be monitored to the client.It is convenient
Subsequently to data, the state of client is monitored, manages.
A kind of embodiment of the present invention additionally provides a kind of client connection status detecting system, including：
Heartbeat message receiving module 21, received for Metadata Service end by the session connection pre-established with client
The heartbeat message that client is sent at predetermined intervals.
Computing module 22, the time difference for receiving adjacent heartbeat message twice is calculated for Metadata Service end.
Judge module 23, judge whether the time difference exceeds predetermined threshold value for Metadata Service end；If so, then judge client
Hold network connection abnormal；If it is not, then judge that client network connection is normal.
Preferably, in addition to：Session establishment unit 211, pre-established for Metadata Service end with client
Connection connections.
Preferably, in addition to：Memory module 24, for Metadata Service end by with client by session state information enter
Row storage.
Preferably, memory module 24 includes：Sessionmap construction units 241, for communications status information to be stored in
In sessionmap data structures.
Preferably, in addition to：Reminding module 25, carried for send abnormal to client network connection of Metadata Service end
Show.
The course of work embodiment of system above is as follows：
First, session connection connection is established between client and Metadata Service end, the connection connects
Session establishment unit 211 to be connected to establish, 5 seconds client interval identical time sent heartbeat message to Metadata Service end,
Heartbeat message timing is sent, and interval is identical.Again by the heartbeat message receiving module 21 at Metadata Service end, by with client
The session connection pre-established receives the heartbeat message that client is sent at predetermined intervals.
After Metadata Service end with the session connection that client pre-establishes by receiving heartbeat message, computing module
22 just calculate and receive time difference of adjacent heartbeat message twice, computing module 22 draw receive adjacent heartbeat message twice when
Between after difference, the time difference is sent to judge module 23.
Again by judge module 23, judge the time difference whether beyond default heartbeat message receive heartbeat message twice when
Between the threshold value that is spaced 60 seconds, if the time interval for receiving heartbeat message twice is more than 60 seconds, then be judged as the client
Network connection there is a problem, in exception；If the time interval for receiving heartbeat message twice is less than 60 seconds, then is judged as
The network connection of the client is normal.During again, if heartbeat message receiving module 21 never receives heartbeat message or only
Receive a heartbeat message, it is clear that now gone wrong during the network connection of client.
, will be with enterprising after the steps such as the transmission of above heartbeat message, reception, the judgement of client network connection
Communications status information in row communication process is stored in memory module 24, particularly by Sessionmap construction units 241
Stored.
After drawing result of determination, prompting is sent by reminding module 25 is abnormal to client network connection；Corresponding normal visitor
Family end, reminding module just do not send prompting, reduce system occupancy, step and interference.
In all of above embodiment, the interval time of heartbeat message timing transmission, Metadata Service end are judged
Time difference, it can not limited herein according to actual conditions sets itself.
In summary, a kind of client connection status detection method and system provided by the present invention, Metadata Service end
By the session connection pre-established with client, the heartbeat message that client is sent at predetermined intervals is received；First number
Heartbeat message is received according to service end, whether Metadata Service end is surpassed by the time difference for judging to receive adjacent heartbeat message twice
Go out default threshold value, to judge whether the network connection status of client is normal.By the present invention uses this method, by sentencing
Whether the time interval for the heartbeat message that disconnecting receives more than default time interval threshold value can determine that network connection state, not have
There is excessive additional step, so the process of detection method is fast and convenient, in addition the situation of network connection can also be made
Prompting, is advantageous to user and understands current network connection state in time.Therefore, a kind of client connection shape provided by the present invention
State detection method and system can be fast and convenient and effectively the network connection status of client are detected.
A kind of client connection status detection method provided by the present invention and system are described in detail above.This
Apply specific case in text to be set forth the principle and embodiment of the present invention, the explanation of above example is only intended to
Help to understand method and its core concept of the invention.It should be pointed out that for those skilled in the art,
Without departing from the principles of the invention, some improvement and modification can also be carried out to the present invention, these are improved and modification also falls
Enter in the protection domain of the claims in the present invention.
Claims (10)
- A kind of 1. client connection status detection method, it is characterised in that including：Metadata Service end receives the client at predetermined intervals by the session connection pre-established with client The heartbeat message of transmission；The Metadata Service end calculates the time difference for receiving adjacent heartbeat message twice；The Metadata Service end judges whether the time difference exceeds predetermined threshold value；If so, then judge the client network Connection is abnormal；If it is not, then judge that the client network connection is normal.
- 2. according to the method for claim 1, it is characterised in that the Metadata Service end with client by pre-establishing Session connection receive the heartbeat message that the client is sent at predetermined intervals, including：The Metadata Service end receives the client between the default time by the connection connections pre-established Every the heartbeat message of transmission.
- 3. according to the method for claim 1, it is characterised in that the Metadata Service end receives the heartbeat message and counted Calculate the time difference for receiving adjacent heartbeat message twice, in addition to：The Metadata Service end is stored the session state information with the client.
- 4. according to the method for claim 3, it is characterised in that the Metadata Service end is by the session with the client Status information is stored, including：The session state information is stored in sessionmap data structures.
- 5. according to the method described in any one of Claims 1-4, it is characterised in that judging that the client network connection is different Chang Hou, in addition to：The Metadata Service end is abnormal to client network connection to send prompting.
- A kind of 6. client connection status detecting system, it is characterised in that including：Heartbeat message receiving module, the visitor is received by the session connection pre-established with client for Metadata Service end The heartbeat message that family end is sent at predetermined intervals；Computing module, the time difference for receiving adjacent heartbeat message twice is calculated for the Metadata Service end；Judge module, judge whether the time difference exceeds predetermined threshold value for the Metadata Service end；If so, then judge institute It is abnormal to state client network connection；If it is not, then judge that the client network connection is normal.
- 7. system according to claim 5, it is characterised in that the conversation module includes：Session establishment unit, pre-establish connection with client for the Metadata Service end and be connected.
- 8. system according to claim 5, it is characterised in that also include：Memory module, the session state information with the client is stored for the Metadata Service end.
- 9. system according to claim 7, it is characterised in that the memory module includes：Sessionmap construction units, for the communications status to be stored in sessionmap data structures.
- 10. according to the system described in any one of claim 6 to 9, it is characterised in that also include：Reminding module, prompting is sent to client network connection exception for the Metadata Service end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710612110.7A CN107360239A (en) | 2017-07-25 | 2017-07-25 | A kind of client connection status detection method and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710612110.7A CN107360239A (en) | 2017-07-25 | 2017-07-25 | A kind of client connection status detection method and system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107360239A true CN107360239A (en) | 2017-11-17 |
Family
ID=60285314
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710612110.7A Pending CN107360239A (en) | 2017-07-25 | 2017-07-25 | A kind of client connection status detection method and system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107360239A (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108400904A (en) * | 2018-01-26 | 2018-08-14 | 北京奇艺世纪科技有限公司 | A kind of health examination method and device based on micro services framework |
| CN109088794A (en) * | 2018-08-20 | 2018-12-25 | 郑州云海信息技术有限公司 | A kind of fault monitoring method and device of node |
| CN110875859A (en) * | 2018-09-04 | 2020-03-10 | 北京京东尚科信息技术有限公司 | Method and system for monitoring network connection abnormity |
| CN111225224A (en) * | 2018-11-27 | 2020-06-02 | 玲珑视界科技（北京）有限公司 | System and method for monitoring state of grid node |
| CN112260897A (en) * | 2020-10-19 | 2021-01-22 | 海尔优家智能科技（北京）有限公司 | Method and device for identifying connection abnormity |
| CN112417349A (en) * | 2020-08-31 | 2021-02-26 | 上海哔哩哔哩科技有限公司 | Programming device and network state monitoring method |
| WO2021105799A1 (en) * | 2019-11-26 | 2021-06-03 | International Business Machines Corporation | Method for privacy preserving anomaly detection in iot |
| CN113438375A (en) * | 2021-05-24 | 2021-09-24 | 商客通尚景科技（上海）股份有限公司 | Method for maintaining seat state |
| CN113760975A (en) * | 2020-09-21 | 2021-12-07 | 北京沃东天骏信息技术有限公司 | Local cache processing method, device and equipment and computer readable storage medium |
| CN114697377A (en) * | 2022-04-07 | 2022-07-01 | 深信服科技股份有限公司 | Keep-alive method, system and device for client product and readable storage medium |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105827697A (en) * | 2016-03-14 | 2016-08-03 | 广州趣丸网络科技有限公司 | User off-line detection method and user off-line detection system |
| CN106961364A (en) * | 2017-04-24 | 2017-07-18 | 努比亚技术有限公司 | Heartbeat detecting method and application server |
-
2017
- 2017-07-25 CN CN201710612110.7A patent/CN107360239A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105827697A (en) * | 2016-03-14 | 2016-08-03 | 广州趣丸网络科技有限公司 | User off-line detection method and user off-line detection system |
| CN106961364A (en) * | 2017-04-24 | 2017-07-18 | 努比亚技术有限公司 | Heartbeat detecting method and application server |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108400904A (en) * | 2018-01-26 | 2018-08-14 | 北京奇艺世纪科技有限公司 | A kind of health examination method and device based on micro services framework |
| CN109088794A (en) * | 2018-08-20 | 2018-12-25 | 郑州云海信息技术有限公司 | A kind of fault monitoring method and device of node |
| CN110875859A (en) * | 2018-09-04 | 2020-03-10 | 北京京东尚科信息技术有限公司 | Method and system for monitoring network connection abnormity |
| CN110875859B (en) * | 2018-09-04 | 2022-11-08 | 北京京东尚科信息技术有限公司 | Method and system for monitoring network connection abnormity |
| CN111225224A (en) * | 2018-11-27 | 2020-06-02 | 玲珑视界科技（北京）有限公司 | System and method for monitoring state of grid node |
| WO2021105799A1 (en) * | 2019-11-26 | 2021-06-03 | International Business Machines Corporation | Method for privacy preserving anomaly detection in iot |
| GB2605899A (en) * | 2019-11-26 | 2022-10-19 | Ibm | Method for privacy preserving anomaly detection in IOT |
| CN112417349A (en) * | 2020-08-31 | 2021-02-26 | 上海哔哩哔哩科技有限公司 | Programming device and network state monitoring method |
| CN112417349B (en) * | 2020-08-31 | 2023-01-10 | 上海哔哩哔哩科技有限公司 | Programming device and network state monitoring method |
| CN113760975A (en) * | 2020-09-21 | 2021-12-07 | 北京沃东天骏信息技术有限公司 | Local cache processing method, device and equipment and computer readable storage medium |
| CN112260897A (en) * | 2020-10-19 | 2021-01-22 | 海尔优家智能科技（北京）有限公司 | Method and device for identifying connection abnormity |
| CN113438375A (en) * | 2021-05-24 | 2021-09-24 | 商客通尚景科技（上海）股份有限公司 | Method for maintaining seat state |
| CN114697377A (en) * | 2022-04-07 | 2022-07-01 | 深信服科技股份有限公司 | Keep-alive method, system and device for client product and readable storage medium |
| CN114697377B (en) * | 2022-04-07 | 2023-09-05 | 深信服科技股份有限公司 | Keep-alive method, keep-alive system, keep-alive device and readable storage medium for client products |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107360239A (en) | A kind of client connection status detection method and system | |
| CN101953139B (en) | DHCP in response to Internet connectedness initializes | |
| CN101188527B (en) | A heartbeat detection method and device | |
| CN105471678B (en) | The reason of household electrical appliance networking fails detection method, system and mobile terminal | |
| CN104518936B (en) | Link dynamic aggregation method and apparatus | |
| CN103139818A (en) | Method, system, area of effect (AOE), always on line (AOG) and terminal of maintaining long connection in acquisition of signal (AOS) | |
| CN110908872A (en) | Server state detection method and system | |
| CN111565133B (en) | Private line switching method and device, electronic equipment and computer readable storage medium | |
| CN104601376B (en) | Heartbeat message sending method and device | |
| CN112994971A (en) | Equipment offline monitoring method based on cloud server and related device | |
| US8521869B2 (en) | Method and system for reporting defects within a network | |
| CN103684897A (en) | Method, system and device for detecting network connectivity in client | |
| CN105490837A (en) | Network monitoring processing method and device | |
| CN106330513A (en) | Processing method and apparatus for tr069 protocol information | |
| KR20170092602A (en) | Method and apparatus for detecting connectivity of label switched path | |
| CN104378230A (en) | System and method for improving stability of Telnet server | |
| CN101436953B (en) | Management method and processing module for on-line announcement message of network appliance | |
| CN109218137B (en) | Method and device for detecting state of node in distributed system | |
| US8566634B2 (en) | Method and system for masking defects within a network | |
| CN111049741B (en) | Method for improving communication reliability, communication system and terminal equipment | |
| CN106921606B (en) | Session detection method, device and system | |
| CN106992878B (en) | Multicast detection method and device | |
| CN101626591A (en) | Detection method and detection device of data link | |
| CN105577872A (en) | Voice chip detection method and device | |
| CN112751740B (en) | ERPS subring resource release method, system, server and storage medium |
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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171117 |
|
| RJ01 | Rejection of invention patent application after publication |