CN111314136A - Method and terminal for triggering LTE Femto gateway switching - Google Patents
Method and terminal for triggering LTE Femto gateway switching Download PDFInfo
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- CN111314136A CN111314136A CN202010098099.9A CN202010098099A CN111314136A CN 111314136 A CN111314136 A CN 111314136A CN 202010098099 A CN202010098099 A CN 202010098099A CN 111314136 A CN111314136 A CN 111314136A
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- H04—ELECTRIC COMMUNICATION TECHNIQUE
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- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/06—Management of faults, events, alarms or notifications
- H04L41/0654—Management of faults, events, alarms or notifications using network fault recovery
- H04L41/0663—Performing the actions predefined by failover planning, e.g. switching to standby network elements
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Abstract
The invention provides a method and a terminal for triggering LTE Femto gateway switching, wherein the method comprises the steps of detecting the thread state of an LTE Femto gateway through first preset time at intervals, judging whether the actual overhead time of a thread is greater than the preset maximum allowable overhead time, if so, triggering the main-standby switching if the thread state is abnormal, and if not, detecting the data channel if the thread state is normal; judging whether the forwarded external message volume changes, if so, judging that the data channel is normal, and if not, judging that the data channel is abnormal and triggering the main-standby switching; the method and the device realize the instant discovery of various abnormalities in the operation of the LTE Femto gateway, automatically carry out the active-standby switching under the condition of no need of manual intervention, ensure the stability of network operation and improve the satisfaction degree of users.
Description
Technical Field
The invention relates to the field of fault detection, in particular to a method and a terminal for rapidly triggering LTE Femto gateway switching.
Background
With the application of the LTE (Long Term Evolution ) wireless technology becoming mature, various industries invest in constructing a large number of LTE wireless networks, but because the LTE macro base station has insufficient indoor coverage and the user demand for throughput is continuously increased, the LTE Femto (LTE home base station) becomes an important network deployment mode due to the characteristics of small volume, flexible network deployment, low power consumption, low cost and the like; as shown in fig. 1, an LTE networking architecture includes a user, an LTE Femto base station, an LTE Femto gateway, and a core network, where the LTE Femto gateway adopts a master-slave mode, that is, two identical devices are configured at the same location of a network, one device serves as a master device, the other device serves as a slave device, the master device is in an active state and is responsible for aggregating and forwarding an external packet, and simultaneously all network configuration information and current session information of the master device are transmitted to the slave device.
At present, the triggering of the primary-secondary switching is executed after the device is detected to stop working, and the time from the occurrence of a fault to the stop of the device to the primary-secondary switching is long, so that the method has no way of quickly detecting the occurrence of the fault, thereby realizing the quick primary-secondary switching and greatly influencing the use experience of a user on a network.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the method and the terminal for triggering the LTE Femto gateway switching are provided, and the gateway fault is quickly detected, so that the speed of triggering the main/standby switching is increased.
In order to solve the technical problems, the invention adopts a technical scheme that:
a method for triggering LTE Femto gateway switching comprises the following steps:
s1, detecting the thread state of the LTE Femto gateway, judging whether the thread state is normal or not, if so, executing S2, otherwise, executing S3;
s2, carrying out data channel detection on the LTE Femto gateway, judging whether the data channel is normal or not, and if not, executing S3;
and S3, executing active-standby switching on the LTE Femto gateway.
In order to solve the technical problem, the invention adopts another technical scheme as follows:
a terminal for triggering handover of an LTE Femto gateway, comprising a memory, a processor and a computer program stored on the memory and executable on the processor, the processor implementing the following steps when executing the computer program:
s1, detecting the thread state of the LTE Femto gateway, judging whether the thread state is normal or not, if so, executing S2, otherwise, executing S3;
s2, carrying out data channel detection on the LTE Femto gateway, judging whether the data channel is normal or not, and if not, executing S3;
and S3, executing active-standby switching on the LTE Femto gateway.
The invention has the beneficial effects that: the method comprises the steps of dividing fault detection of an LTE Femto gateway into thread state detection and forwarding message amount detection, immediately triggering main-standby switching if a thread state fault occurs, then detecting a data channel if the thread state is normal, immediately triggering the main-standby switching if the data channel is abnormal, and triggering the main-standby switching if any fault occurs in the thread or the data channel.
Drawings
Fig. 1 is an LTE networking architecture according to an embodiment of the present invention;
fig. 2 is a flowchart of steps of a method for triggering a handover of an LTE Femto gateway according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a terminal for triggering LTE Femto gateway handover according to an embodiment of the present invention;
FIG. 4 is a flowchart illustrating a trigger detection procedure according to an embodiment of the present invention;
FIG. 5 is a flowchart illustrating the steps of cycle detection according to an embodiment of the present invention;
FIG. 6 is a flowchart illustrating a process of thread state detection according to an embodiment of the present invention;
FIG. 7 is a flowchart illustrating the steps of data channel detection according to an embodiment of the present invention;
fig. 8 is a flowchart illustrating steps of notifying master/slave switching according to an embodiment of the present invention;
description of reference numerals:
1. a terminal for triggering LTE Femto gateway switching; 2. a processor; 3. a memory.
Detailed Description
In order to explain technical contents, achieved objects, and effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
Referring to fig. 2, a method for triggering LTE Femto gateway handover includes the steps of:
s1, detecting the thread state of the LTE Femto gateway, judging whether the thread state is normal or not, if so, executing S2, otherwise, executing S3;
s2, carrying out data channel detection on the LTE Femto gateway, judging whether the data channel is normal or not, and if not, executing S3;
and S3, executing active-standby switching on the LTE Femto gateway.
From the above description, the beneficial effects of the present invention are: the method comprises the steps of dividing fault detection of an LTE Femto gateway into thread state detection and forwarding message amount detection, immediately triggering main-standby switching if a thread state fault occurs, then detecting a data channel if the thread state is normal, immediately triggering the main-standby switching if the data channel is abnormal, and triggering the main-standby switching if any fault occurs in the thread or the data channel.
Further, before step S1, the method further includes:
the S1 is performed every first preset time.
According to the description, the LET Femto gateway is correspondingly detected at the preset time interval, so that the fault or the possible fault sign can be actively found, the main/standby switching can be assisted to be timely carried out, and the timeliness, sustainability and reliability of detection are ensured.
Further, performing thread state detection on the LTE Femto gateway in S1, and determining whether the thread state is normal includes:
presetting the maximum allowable overhead time of the thread;
acquiring the actual overhead time of the thread of the LTE Femto gateway in one operation;
and judging whether the actual overhead time is larger than the maximum allowable overhead time, if not, judging that the thread state is normal, otherwise, judging that the thread state is abnormal.
According to the description, the LTE Femto gateway adopts a multithreading mechanism to meet the forwarding requirement of thousands of universal users on the network throughput, whether the thread running state is normal or not is directly related to whether the LTE Femto gateway is normally operated or not, the maximum allowable overhead time is set for the thread to serve as the standard for judging the thread state, the thread state is conveniently compared with the actual overhead time, the thread state can be quickly judged, and whether the LTE Femto gateway is normally operated or not can be accurately and quickly judged.
Further, performing data channel detection on the LTE Femto gateway in S2, and determining whether the data channel is normal includes:
counting the external message quantity forwarded by the LTE Femto gateway;
and judging whether the external message volume changes, if so, judging that the data channel is normal, and otherwise, judging that the data channel is abnormal.
According to the description, when the LTE Femto gateway normally operates to converge and forward the external message, the forwarded message volume is linearly increased in an increasing mode, when the forwarded external message volume is unchanged within a period of time, the fact that the LTE Femto gateway breaks down is indicated, by means of the change of the data volume of the external message volume forwarded by the LTE Femto gateway, whether the LTE Femto gateway breaks down or not can be accurately and quickly judged, and under the condition that the thread state is normal, whether the data channel is normal or not is judged according to the change of the message volume, the detection dimensionality is increased, and the situation that the main-standby switching can be timely found and triggered when the fault occurs is further guaranteed.
Further, presetting a risk factor;
counting the external message quantity forwarded by the LTE Femto gateway every second preset time;
judging whether the external message volume changes or not, if not, increasing the risk factor by a preset value, otherwise, notifying the data to be normal, and resetting the risk factor;
and judging whether the risk factor is larger than a risk factor threshold value, if so, determining that the data channel is abnormal, otherwise, determining that the data channel is normal.
According to the above description, the risk factor is set, the state of the data channel is judged, a certain fault tolerance capability is provided, the data channel is judged to be abnormal when the risk factor exceeds the risk factor threshold, and the necessity of triggering operation can be ensured while the main-standby switching is triggered in time.
Referring to fig. 3, a terminal for triggering LTE Femto gateway handover includes a memory, a processor, and a computer program stored in the memory and executable on the processor, where the processor executes the computer program to implement the following steps:
s1, detecting the thread state of the LTE Femto gateway, judging whether the thread state is normal or not, if so, executing S2, otherwise, executing S3;
s2, carrying out data channel detection on the LTE Femto gateway, judging whether the data channel is normal or not, and if not, executing S3;
and S3, executing active-standby switching on the LTE Femto gateway.
From the above description, the beneficial effects of the present invention are: the method comprises the steps of dividing fault detection of an LTE Femto gateway into thread state detection and forwarding message amount detection, immediately triggering main-standby switching if the thread state is in fault, detecting a data channel if the thread state is normal, immediately triggering the main-standby switching if the data channel is abnormal, and triggering the main-standby switching if any one of the thread or the data channel is in fault, so that if relevant faults occur in the operation process of the LTE Femto gateway equipment, the faults can be found in time, the LTE Femto gateway is triggered to perform the main-standby switching in time, human intervention is reduced, the stability and the robustness of network operation are guaranteed, and the experience of a user when the user uses the network is improved.
Further, before step S1, the method further includes:
the S1 is performed every first preset time.
According to the description, the LET Femto gateway is correspondingly detected at the preset time interval, so that the fault or the possible fault sign can be actively found, the main/standby switching can be assisted to be timely carried out, and the timeliness, sustainability and reliability of detection are ensured.
Further, performing thread state detection on the LTE Femto gateway in S1, and determining whether the thread state is normal includes:
presetting the maximum allowable overhead time of the thread;
acquiring the actual overhead time of the thread of the LTE Femto gateway in one operation;
and judging whether the actual overhead time is larger than the maximum allowable overhead time, if not, judging that the thread state is normal, otherwise, judging that the thread state is abnormal.
According to the description, the LTE Femto gateway adopts a multithreading mechanism to meet the forwarding requirement of thousands of universal users on the network throughput, whether the thread running state is normal or not is directly related to whether the LTE Femto gateway is normally operated or not, the maximum allowable overhead time is set for the thread to serve as the standard for judging the thread state, the thread state is conveniently compared with the actual overhead time, the thread state can be quickly judged, and whether the LTE Femto gateway is normally operated or not can be accurately and quickly judged.
Further, performing data channel detection on the LTE Femto gateway in S2, and determining whether the data channel is normal includes:
counting the external message quantity forwarded by the LTE Femto gateway;
and judging whether the external message volume changes, if so, judging that the data channel is normal, and otherwise, judging that the data channel is abnormal.
According to the description, when the LTE Femto gateway normally operates to converge and forward the external message, the forwarded message volume is linearly increased in an increasing mode, when the forwarded external message volume is unchanged within a period of time, the fact that the LTE Femto gateway breaks down is indicated, by means of the change of the data volume of the external message volume forwarded by the LTE Femto gateway, whether the LTE Femto gateway breaks down or not can be accurately and quickly judged, and under the condition that the thread state is normal, whether the data channel is normal or not is judged according to the change of the message volume, the detection dimensionality is increased, and the situation that the main-standby switching can be timely found and triggered when the fault occurs is further guaranteed.
Further, presetting a risk factor;
counting the external message quantity forwarded by the LTE Femto gateway every second preset time;
judging whether the external message volume changes or not, if not, increasing the risk factor by a preset value, otherwise, notifying the data to be normal, and resetting the risk factor;
and judging whether the risk factor is larger than a risk factor threshold value, if so, determining that the data channel is abnormal, otherwise, determining that the data channel is normal.
According to the above description, the risk factor is set, the state of the data channel is judged, a certain fault tolerance capability is provided, the data channel is judged to be abnormal when the risk factor exceeds the risk factor threshold, and the necessity of triggering operation can be ensured while the main-standby switching is triggered in time.
Referring to fig. 2, fig. 4, fig. 5 and fig. 8, a first embodiment of the present invention is:
a method for triggering LTE Femto gateway switching specifically comprises the following steps:
setting a cyclic detection interval time, namely a first preset time;
preferably, a cycle timer is started, the overtime time of the timer is set to adjust the granularity of cycle detection and the interval time of cycle detection, and when the timer is overtime, the LTE Femto gateway is detected;
if the granularity is set to be 10 seconds, and the timer exceeds 10 seconds, automatically detecting the equipment;
after the detection of the LTE Femto gateway is started, as shown in FIG. 5, firstly, thread state detection is carried out, whether the thread state is normal or not is judged, and if the thread state is abnormal, active-standby switching is carried out on the LTE Femto gateway; if the thread state is normal, carrying out data channel detection and judging whether the data channel is normal or not;
if the data channel is abnormal, executing active-standby switching on the LTE Femto gateway; if the data channel is normal, waiting for next cycle detection;
referring to fig. 8, when performing active/standby switching on the LTE Femto gateway, it is preferable to encapsulate a message according to an OpenSAF format requirement, and quickly notify OpenSAF to perform active/standby device switching.
Referring to fig. 6, the second embodiment of the present invention is:
a method for triggering LTE Femto gateway switching is different from the first embodiment in that: detecting the thread state of the LTE Femto gateway, and judging whether the thread state is normal comprises the following steps:
presetting the maximum allowable overhead time of the thread;
acquiring the actual overhead time of the thread of the LTE Femto gateway in one operation;
judging whether the actual overhead time is greater than the maximum allowable overhead time, if not, judging that the thread state is normal, otherwise, judging that the thread state is abnormal;
the internal thread of the current LTE Femto gateway is shown in table 1:
TABLE 1
The threads in table 1 can be classified into blocking type and non-blocking type according to different implementation modes, and the thread state detection mainly acquires the actual overhead time of each thread in the table during one-time operation, and judges whether the actual overhead time is greater than the maximum allowed overhead time, if not, the thread state is normal, otherwise, the thread state is abnormal;
if the maximum allowable overhead time is set to 30s, acquiring the actual overhead time of one operation of the thread, and if the actual overhead time is greater than 30s, the thread state is abnormal.
Referring to fig. 7, a third embodiment of the present invention is:
a method for triggering LTE Femto gateway switching is different from the first embodiment in that: carrying out data channel detection on the LTE Femto gateway, and judging whether the data channel is normal or not, wherein the data channel detection specifically comprises the following steps:
presetting a risk factor rish _ factor;
counting the external message quantity forwarded by the LTE Femto gateway every second preset time;
judging whether the external message volume changes, if not, increasing the risk factor by a preset value, otherwise, notifying to be normal by the data channel, storing the current statistical external message volume and resetting the risk factor;
judging whether the risk factor is larger than a risk factor threshold value, if so, determining that the data channel is abnormal, otherwise, determining that the data channel is normal;
preferably, when the external message volume is in a linear incremental mode, the LTEFemto gateway is in a healthy operation state;
preferably, when the number of online base stations of the LTE Femto gateway is not 0, setting the second preset time to 10 seconds, and setting the maximum risk value to 10, if it is counted that the total amount of the message within 10 seconds is unchanged, increasing the corresponding risk value by 1, and when the risk value is greater than 10, determining that the data channel is abnormal.
Referring to fig. 2, a fourth embodiment of the present invention is:
a terminal 1 for triggering LTE Femto gateway handover comprises a processor 2, a memory 3 and a computer program which is stored on the memory 3 and can run on the processor 2, wherein the processor 2 executes the computer program to realize the steps of the first embodiment, the second embodiment or the third embodiment.
In summary, the method and the terminal for triggering LTE Femto gateway switching provided by the present invention specifically divide fault detection on an LTE fetemoto gateway into two parts, namely thread state detection and forwarding message amount detection, sequentially detect the two parts, immediately trigger active/standby switching if the thread state is detected to be abnormal, detect a data channel if the thread state is normal, immediately trigger active/standby switching if the data channel is abnormal, subdivide faults that may occur in the LTE Femto gateway, increase detection dimensionality, trigger active/standby switching if one of the faults occurs, can timely discover the faults that occur in the operation process of the LTE Femto gateway device, and timely trigger the LTE Femto gateway to perform active/standby switching for response, and reduce human intervention items, ensure stability and robustness of network operation, and improve experience feeling when a user uses a network; setting interval regulation preset time to correspondingly detect the LET Femto gateway, freely adjusting the detection interval time according to the specific requirements of different environments, actively finding out a fault or a possible fault sign, assisting in making a main-standby switching decision in time and ensuring the timeliness, sustainability and reliability of detection; in practical application, by setting the maximum allowable overhead time for a thread as a standard for judging the thread state and comparing the maximum allowable overhead time with the actual overhead time, the thread state can be conveniently and quickly judged, whether the LTE Femto gateway normally operates can be accurately and quickly judged, whether the LTE Femto gateway has a fault can be accurately and quickly judged by means of the data volume change of the external message volume forwarded by the LTE Femto gateway according to the working characteristics of the LTE Femto gateway, whether a data channel is normal can be further judged according to the change of the message volume under the condition that the thread state is normal, the condition that the fault occurs can be timely found and the master-slave switching can be triggered, a risk factor is set during data channel detection to judge the state of the data channel, a certain fault tolerance capability is added for the method, and the data channel is judged to be abnormal when the risk factor exceeds a risk factor threshold value, the necessity of triggering operation can be guaranteed while the active-standby switching is triggered in time, and the LTE Femto gateway can be triggered in time and accurately.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent changes made by using the contents of the present specification and the drawings, or applied directly or indirectly to the related technical fields, are included in the scope of the present invention.
Claims (10)
1. A method for triggering LTE Femto gateway switching is characterized by comprising the following steps:
s1, detecting the thread state of the LTE Femto gateway, judging whether the thread state is normal or not, if so, executing S2, otherwise, executing S3;
s2, carrying out data channel detection on the LTE Femto gateway, judging whether the data channel is normal or not, and if not, executing S3;
and S3, executing active-standby switching on the LTE Femto gateway.
2. The method for triggering handover of an LTE Femto gateway as claimed in claim 1, wherein before step S1, the method further comprises:
the S1 is performed every first preset time.
3. The method of claim 1, wherein the step of detecting the thread state of the LTE Femto gateway in S1 and the step of determining whether the thread state is normal includes:
presetting the maximum allowable overhead time of the thread;
acquiring the actual overhead time of the thread of the LTE Femto gateway in one operation;
and judging whether the actual overhead time is larger than the maximum allowable overhead time, if not, judging that the thread state is normal, otherwise, judging that the thread state is abnormal.
4. The method of claim 1, wherein the step of performing data channel detection on the LTE Femto gateway in S2 to determine whether the data channel is normal includes:
counting the external message quantity forwarded by the LTE Femto gateway;
and judging whether the external message volume changes, if so, judging that the data channel is normal, and otherwise, judging that the data channel is abnormal.
5. The method of triggering LTE Femto gateway handover according to claim 4, wherein a risk factor is preset;
counting the external message quantity forwarded by the LTE Femto gateway every second preset time;
judging whether the external message volume changes or not, if not, increasing the risk factor by a preset value, otherwise, notifying the data to be normal, and resetting the risk factor;
and judging whether the risk factor is larger than a risk factor threshold value, if so, determining that the data channel is abnormal, otherwise, determining that the data channel is normal.
6. A terminal for triggering handover of an LTE Femto gateway, comprising a memory, a processor and a computer program stored on the memory and executable on the processor, wherein the processor implements the following steps when executing the computer program:
s1, detecting the thread state of the LTE Femto gateway, judging whether the thread state is normal or not, if so, executing S2, otherwise, executing S3;
s2, carrying out data channel detection on the LTE Femto gateway, judging whether the data channel is normal or not, and if not, executing S3;
and S3, executing active-standby switching on the LTE Femto gateway.
7. The terminal for triggering handover of an LTE Femto gateway according to claim 1, wherein before step S1, the method further comprises:
the S1 is performed every first preset time.
8. The terminal for triggering handover of an LTE Femto gateway as claimed in claim 1, wherein said detecting a thread state at S1 and determining whether the thread state is normal comprises:
presetting the maximum allowable overhead time of the thread;
acquiring the actual overhead time of the thread of the LTE Femto gateway in one operation;
and judging whether the actual overhead time is larger than the maximum allowable overhead time, if not, judging that the thread state is normal, otherwise, judging that the thread state is abnormal.
9. The terminal for triggering handover of an LTE Femto gateway as claimed in claim 1, wherein said performing data channel detection on said LTE Femto gateway in S2 and determining whether said data channel is normal includes:
counting the external message quantity forwarded by the LTE Femto gateway;
and judging whether the external message volume changes, if so, judging that the data channel is normal, and otherwise, judging that the data channel is abnormal.
10. The terminal for triggering LTE Femto gateway handover according to claim 4, wherein a risk factor is preset;
counting the external message quantity forwarded by the LTE Femto gateway every second preset time;
judging whether the external message volume changes or not, if not, increasing the risk factor by a preset value, otherwise, notifying the data to be normal, and resetting the risk factor;
and judging whether the risk factor is larger than a risk factor threshold value, if so, determining that the data channel is abnormal, otherwise, determining that the data channel is normal.
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