CN105228207B - A method and device for checking the CSFB function configuration of LTE network circuit domain fallback - Google Patents
A method and device for checking the CSFB function configuration of LTE network circuit domain fallback Download PDFInfo
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Abstract
The present invention provides a kind of method and devices for verifying LTE network circuit domain dropping CSFB functional configuration, are related to the communications field, solve the problems, such as in the prior art to the pattern verification existing defects of LTE network CSFB functional configuration.The method of the verification LTE network circuit domain dropping CSFB functional configuration includes: to extract signaling data relevant to CSFB business in LTE network；Judge in the signaling data with the presence or absence of default signaling data；When there are the default signaling data, determine whether the corresponding LTE network CSFB functional configuration of the default signaling data is qualified.The solution of the present invention is more reasonable to the verification of LTE network CSFB functional configuration, realizes efficient network management.
Description
Technical field
The present invention relates to the communications field, in particular to a kind of side for verifying LTE network circuit domain dropping CSFB functional configuration
Method.
Background technique
Circuit domain dropping CSFB (CS Fall Back) is the standard long-term evolution skill of third generation cooperative partner program 3GPP
Art LTE solves voice scheme, i.e., user is there are when voice demand, and mobile phone falls back to 2G or 3G converses.In the process of falling
In, mesh is carried in the radio resource control Connection Release RRC Connection Release message that LTE base station issues
Mark the adjacent area 2G 3G system message, after terminal receives the system message, be quickly registered in the LTE base station 2G or
Subsequent voice service is carried out on the adjacent area 3G, completes voice communication.In order to realize the CSFB function of LTE network, firstly, mobility
The Location Area Code LAC data of 2,3G must be configured on management entity MME, and terminal is supported to complete joint attachment；Secondly, evolved nothing
It is switched on CSFB functional switch on the ENodeB of line base station, to support to fall function after rise；Third, needed to configure on ENodeB 2G or
The adjacent area of 3G, and adjacent area cannot omit；4th, the LAC of the adjacent area after falling as far as possible with the Tracking Area Code TAC mono- before falling
It causes.
LTE network CSFB functional configuration is verified generally through derived grid configuration and planning in network management system at present
Table compares, and combines the mode of site inspection and drive test.But it is configured according to existing net and is checked with programme, cannot found
Configuration in programme is omitted；And site inspection and drive test cannot completely cover User Activity range, consume to manpower and material resources
It is larger.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of sides for verifying LTE network circuit domain dropping CSFB functional configuration
Method and device solve in the prior art to the pattern verification existing defects of LTE network CSFB functional configuration, and manpower and material resources consume
Larger problem.
In order to solve the above technical problems, the embodiment of the present invention provides a kind of verification LTE network circuit domain dropping CSFB function
The method that can be configured, comprising:
Extract signaling data relevant to CSFB business in LTE network；
Judge in the signaling data with the presence or absence of default signaling data；
When there are the default signaling data, determine that the corresponding LTE network CSFB function of the default signaling data is matched
Whether set qualified.
Wherein, judge that the step of whether there is default signaling data in the signaling data includes:
Judge that, with the presence or absence of the first signaling data in the signaling data, first signaling data is used to indicate in user
Mobile switching centre is unreachable in joint attachment or co-location renewal process；And
When there are the default signaling data, judge that the corresponding LTE network CSFB function of the default signaling data is matched
Set whether He Ge step includes:
When there are first signaling data, the LAC of the reporting of user when the mobile switching centre is unreachable is extracted
Information and the MME where user, and determine the LAC information that the reporting of user is missed on the MME where the user.
Wherein, the step of judging in the signaling data with the presence or absence of default signaling data further include:
Judge that, with the presence or absence of the second signaling data in the signaling data, second signaling data is used to indicate in user
Joint is adhered to or refusal service is transmitted in the attached storage of co-location renewal process downlink network, and refuses the reason of servicing as PLMN
Do not allow；And
Judge that, with the presence or absence of third signaling data in the signaling data, the third signaling data is used to indicate in user
EnodeB initial environment setup failed in joint attachment or co-location renewal process, and failure cause is light multiplexing intervention；With
And
When there are the default signaling data, judge that the corresponding LTE network CSFB function of the default signaling data is matched
Set whether He Ge step further include:
When there are second signaling data or the third signaling data, determine that ENodeB CSFB functional switch is different
Often.
Wherein, the step of judging in the signaling data with the presence or absence of default signaling data further include:
Judge that the 4th signaling data, which is used to indicate, to be fallen after rise with the presence or absence of the 4th signaling data in the signaling data
Afterwards in Client-initiated caller request or position updating request, to LTE cell and fall cell after rise do not carry exhaling for CSFB instruction
Secondary percentage is made to be higher than the first pre-determined threshold；And
When there are the default signaling data, judge that the corresponding LTE network CSFB function of the default signaling data is matched
Set whether He Ge step further include:
When there are four signaling data, determine to miss 2,3G neighbor cell configuration on ENodeB.
Wherein, the step of judging in the signaling data with the presence or absence of default signaling data further include:
Judge that, with the presence or absence of the 5th signaling data in the signaling data, the 5th signaling data is used to indicate in CSFB
After business is successfully fallen after rise, the number of calls ratio that launch position updates is higher than the second pre-determined threshold；And
When there are the default signaling data, judge that the corresponding LTE network CSFB function of the default signaling data is matched
Set whether He Ge step further include:
When there are five signaling data, the TAC before determining the adjacent area LAC after falling after rise and falling after rise is inconsistent.
In order to solve the above technical problems, the embodiment of the present invention also provides a kind of verification LTE network circuit domain dropping CSFB
The device of functional configuration, comprising:
Extraction module, for extracting signaling data relevant to CSFB business in LTE network；
Judgment module, for judging in the signaling data with the presence or absence of default signaling data；
Determination module, for when there are the default signaling data, determining the corresponding LTE net of the default signaling data
Whether network CSFB functional configuration is qualified.
Wherein, the judgment module includes:
First judging submodule, for judging in the signaling data with the presence or absence of the first signaling data, first letter
Data are enabled to be used to indicate the mobile switching centre in the attachment of user's joint or co-location renewal process unreachable；And
The determination module includes:
First decision sub-module, for when there are first signaling data, extract the mobile switching centre not
Up to when reporting of user LAC information and the MME where user, and determine to miss the use on the MME where the user
The LAC information that family reports.
Wherein, the judgment module further include:
Second judgment submodule, for judging in the signaling data with the presence or absence of the second signaling data, second letter
It enables data be used to indicate and combines attachment or the attached storage transmission refusal service of co-location renewal process downlink network in user, and
The reason of refusal service, does not allow for PLMN；And
Third judging submodule, for judging in the signaling data with the presence or absence of third signaling data, the third letter
It enables data be used to indicate and combines EnodeB initial environment setup failed in attachment or co-location renewal process, and failure in user
Reason is light multiplexing intervention；And
The determination module further include:
Second decision sub-module, for determining when there are second signaling data or the third signaling data
ENodeB CSFB functional switch is abnormal.
Wherein, the judgment module further include:
4th judging submodule, for judging in the signaling data with the presence or absence of the 4th signaling data, the 4th letter
It enables data be used to indicate after falling in Client-initiated caller request or position updating request, to LTE cell and falls cell after rise
Do not carry CSFB instruction number of calls ratio be higher than the first pre-determined threshold；And
The determination module further include:
Third decision sub-module misses 2,3G neighbour for determining when there are four signaling data on ENodeB
Area's configuration.
Wherein, the judgment module further include:
5th judging submodule, for judging in the signaling data with the presence or absence of the 5th signaling data, the 5th letter
Data are enabled to be used to indicate after CSFB business is successfully fallen after rise, the number of calls ratio that launch position updates is higher than the second pre- gating
Limit；And
The determination module further include:
4th decision sub-module, for when there are five signaling data, determining the adjacent area LAC after falling after rise and falling
Preceding TAC is inconsistent.
The advantageous effects of the above technical solutions of the present invention are as follows:
The method of the verification LTE network circuit domain dropping CSFB functional configuration of the embodiment of the present invention is first extracted in LTE network
Signaling data relevant to CSFB business；Then judge there is default letter with the presence or absence of default signaling data in signaling data
When enabling data, determine whether the default corresponding LTE network CSFB functional configuration of signaling data is qualified.By to CSFB business
Signaling data is analyzed, and the automatic inspection of CSFB functional configuration in LTE network is realized, and pattern verification is more reasonable, and is saved
About manpower and material resources, realize efficient network management and optimization.
Detailed description of the invention
Fig. 1 is the method flow diagram that the present invention verifies LTE network circuit domain dropping CSFB functional configuration；
Fig. 2 is the structural schematic diagram for the device that the present invention verifies LTE network circuit domain dropping CSFB functional configuration.
Specific embodiment
To keep the technical problem to be solved in the present invention, technical solution and advantage clearer, below in conjunction with attached drawing and tool
Body embodiment is described in detail.
The method for the LTE network circuit domain dropping CSFB functional configuration that the embodiment of the present invention is verified, realizes in LTE network
The automatic inspection of CSFB functional configuration, pattern verification is more reasonable, and has saved manpower and material resources, realizes the efficient network optimization
And management.
As shown in Figure 1, the method for the verification LTE network circuit domain dropping CSFB functional configuration of the embodiment of the present invention, comprising:
Step 11, signaling data relevant to CSFB business in LTE network is extracted；
Step 12, judge in the signaling data with the presence or absence of default signaling data；
Step 13, when there are the default signaling data, determine the corresponding LTE network CSFB of the default signaling data
Whether functional configuration is qualified.
The method of the verification LTE network circuit domain dropping CSFB functional configuration of the embodiment of the present invention is first extracted in LTE network
Signaling data relevant to CSFB business；Then judge there is default letter with the presence or absence of default signaling data in signaling data
When enabling data, determine whether the default corresponding LTE network CSFB functional configuration of signaling data is qualified.By to CSFB business
Signaling data is analyzed, and the automatic inspection of CSFB functional configuration in LTE network is realized, and pattern verification is more reasonable, and is saved
About manpower and material resources, realize efficient network management and optimization.
Wherein, in above-mentioned steps 11, when extracting signaling data, can first be divided and mirror image after by acquisition card special or
The acquisition of Ethernet card progress data；Then key message is extracted according to distinct interface operation flow in the data of acquisition, made
Each operation flow forms data record, provides data for subsequent step and supports.
Wherein, in order to realize reporting of user on MME LAC information verification, the step of above-mentioned steps 12 may include:
Step 121, judge that first signaling data is for referring to the presence or absence of the first signaling data in the signaling data
Show that mobile switching centre is unreachable in the attachment of user's joint or co-location renewal process；And
The step of above-mentioned steps 13 may include:
Step 131, it when there are first signaling data, extracts when the mobile switching centre is unreachable on user
The LAC information of report and the MME where user, and determine the LAC letter that the reporting of user is missed on the MME where the user
Breath.
At this point, realizing the automatic inspection of the LAC information of reporting of user on MME, pattern verification is more reasonable, and saves
Manpower and material resources.
In order to realize the verification of CSFB functional switch on ENodeB, the step of above-mentioned steps 12, can also include:
Step 122, judge that second signaling data is for referring to the presence or absence of the second signaling data in the signaling data
Show and combine attachment or the attached storage transmission refusal service of co-location renewal process downlink network in user, and refuses the original of service
Because PLMN does not allow；And
Step 123, judge that the third signaling data is for referring to the presence or absence of third signaling data in the signaling data
Show and combine EnodeB initial environment setup failed in attachment or co-location renewal process in user, and failure cause is light multiplexing
Intervene；And
The step of above-mentioned steps 13 can also include:
Step 132, when there are second signaling data or the third signaling data, determine ENodeB CSFB function
It can switch exception.
At this point, combining in attachment or co-location renewal process in user, if there is indicating downlink network in signaling data
Attached storage transmission Downlink NAS Transport refusal service service reject message, and EMM cause value is
The second signaling data of 11PLMN not allowed；Or there is instruction to send Initial Context in MME in signaling data
After Setup message is to EnodeB, it is former that EnodeB has replied inital context setup failure message and band EMM
Because being worth the third signaling data for being 111om-intervention, it just can determine that ENodeB CSFB functional switch is abnormal.It realizes
In LTE network on ENodeB CSFB functional switch automatic inspection, pattern verification is more reasonable, and has saved manpower and material resources, real
Efficient network management and optimization are showed.
In addition, MME can be returned at this time if user under LTE network, has initiated caller request or received called request
Send customer equipment context modification request UE Context Modification Request message to ENodeB instruction user time
2/3G network is dropped down onto, wherein carrying CSFB Indicator indicates that this time falling reason after rise is CSFB.According to negotiation result, MME is torn open
Except the expression connection of UE Context Release Complete message is completed in the release of loopback customer equipment context after RRC connection
Dismounting finishes, so far the process normal termination on LTE.On this basis, the follow-up process for checking user has following three kinds of feelings
Condition:
1. caller: user sends connection management service request CM Service Request message after falling, in the message
Include CSFB indication field: customer service, which retracts, calls CSMO, indicates that this is the 2/3G caller after LTE is fallen after rise.
2. called: user response page response Paging Response after falling carries out follow-up business process.
3. location updating: user's launch position first updates after falling, in position updating request Location Updating
CSMO or customer service rollback mobile termination CSMT instruction is carried in Request message.
If in the case where above-mentioned 1 and 3, CSFB instruction does not occur, it is believed that be that non-LTE is fallen after rise, i.e., LTE user returns
It falls and the calling initiated after 2/3G network is unsuccessfully registered in by gravity treatment afterwards, do not carry CSFB instruction.It can be according to LTE cell and falling
The call statistics for not carrying CSFB instruction of cell, judge the LTE cell whether leakage 2, the data of the adjacent area 3G.
Therefore, in order to realize the 2 of the ENodeB, verification of 3G neighbor cell configuration, the step of above-mentioned steps 12, can also include:
Step 124, judge that the 4th signaling data is for referring to the presence or absence of the 4th signaling data in the signaling data
Show after falling in Client-initiated caller request or position updating request, to LTE cell and fall cell after rise do not carry CSFB
The number of calls ratio of instruction is higher than the first pre-determined threshold；And
The step of above-mentioned steps 13 can also include:
Step 133, when there are four signaling data, determine to miss 2,3G neighbor cell configuration on ENodeB.
At this point, LTE is small if there is instruction in signaling data in Client-initiated caller request or position updating request
Area and the number of calls ratio for not carrying CSFB instruction for falling cell after rise are higher than the 4th signaling data of the first pre-determined threshold, energy
Determine to miss 2,3G neighbor cell configuration on ENodeB.Realize the automatic inspection of 2 to ENodeB, 3G neighbor cell configuration, verification side
Formula is more reasonable, and has saved manpower and material resources, realizes efficient network management and optimization.
Specifically, first pre-determined threshold is 100%.
Further, in order to realize fall after rise after adjacent area LAC and falling before TAC consistency verification, above-mentioned steps
12 the step of can also include:
Step 125, judge that the 5th signaling data is for referring to the presence or absence of the 5th signaling data in the signaling data
Show after CSFB business is successfully fallen after rise, the number of calls ratio that launch position updates is higher than the second pre-determined threshold；And
The step of above-mentioned steps 13 can also include:
Step 134, when there are five signaling data, the TAC before determining the adjacent area LAC after falling after rise and falling after rise is different
It causes.
At this point, S1 interface is normally taken out stitches during falling after rise, and successfully fall back under 2,3G, but first initiates position after falling after rise
Update request is set, then carries out caller or called flow.The 4G cell of calling is extracted, if having instruction launch position in signaling data more
The ratio that the new number of calls accounts for total number of calls is higher than the 5th signaling data of the second pre-determined threshold, then after determining falling
Adjacent area LAC and Tracking Area Code TAC before falling it is inconsistent.Realize the LAC and the TAC before falling of the adjacent area after falling after rise
The automatic inspection of consistency, pattern verification is more reasonable, and has saved manpower and material resources, realizes efficient network management and excellent
Change.
Specifically, second pre-determined threshold is 50%.
The method of the verification LTE network circuit domain dropping CSFB functional configuration of the embodiment of the present invention, realizes in LTE network
The automatic inspection of CSFB functional configuration, pattern verification is more reasonable, and has saved manpower and material resources, realizes the efficient network optimization
And management.
As shown in Fig. 2, the embodiments of the present invention also provide a kind of verification LTE network circuit domain dropping CSFB functional configuration
Device, comprising:
Extraction module, for extracting signaling data relevant to CSFB business in LTE network；
Judgment module, for judging in the signaling data with the presence or absence of default signaling data；
Determination module, for when there are the default signaling data, determining the corresponding LTE net of the default signaling data
Whether network CSFB functional configuration is qualified.
The device of the verification LTE network circuit domain dropping CSFB functional configuration of the embodiment of the present invention, realizes in LTE network
The automatic inspection of CSFB functional configuration, pattern verification is more reasonable, and has saved manpower and material resources, realizes the efficient network optimization
And management.
In specific embodiments of the present invention, the judgment module may include:
First judging submodule, for judging in the signaling data with the presence or absence of the first signaling data, first letter
Data are enabled to be used to indicate the mobile switching centre in the attachment of user's joint or co-location renewal process unreachable；And
The determination module includes:
First decision sub-module, for when there are first signaling data, extract the mobile switching centre not
Up to when reporting of user LAC information and the MME where user, and determine to miss the use on the MME where the user
The LAC information that family reports.
At this point, realizing the automatic inspection of the LAC information of reporting of user on MME, pattern verification is more reasonable, and saves
Manpower and material resources.
In order to realize the verification of CSFB functional switch on ENodeB, the judgment module can also include:
Second judgment submodule, for judging in the signaling data with the presence or absence of the second signaling data, second letter
It enables data be used to indicate and combines attachment or the attached storage transmission refusal service of co-location renewal process downlink network in user, and
The reason of refusal service, does not allow for PLMN；And
Third judging submodule, for judging in the signaling data with the presence or absence of third signaling data, the third letter
It enables data be used to indicate and combines EnodeB initial environment setup failed in attachment or co-location renewal process, and failure in user
Reason is light multiplexing intervention；And
The determination module can also include:
Second decision sub-module, for determining when there are second signaling data or the third signaling data
ENodeB CSFB functional switch is abnormal.
At this point, realizing the automatic inspection of CSFB functional switch on ENodeB in LTE network, pattern verification is more reasonable,
And manpower and material resources have been saved, realize efficient network management and optimization.
In order to realize the 2 of the ENodeB, verification of 3G neighbor cell configuration, the judgment module can also include:
4th judging submodule, for judging in the signaling data with the presence or absence of the 4th signaling data, the 4th letter
It enables data be used to indicate after falling in Client-initiated caller request or position updating request, to LTE cell and falls cell after rise
Do not carry CSFB instruction number of calls ratio be higher than the first pre-determined threshold；And
The determination module can also include:
Third decision sub-module misses 2,3G neighbour for determining when there are four signaling data on ENodeB
Area's configuration.
At this point, realizing the automatic inspection of the 2 of ENodeB, 3G neighbor cell configuration, pattern verification is more reasonable, and has saved people
Power material resources realize efficient network management and optimization.
Further, in order to realize fall after rise after adjacent area LAC and falling before TAC consistency verification, the judgement
Module can also include:
5th judging submodule, for judging in the signaling data with the presence or absence of the 5th signaling data, the 5th letter
Data are enabled to be used to indicate after CSFB business is successfully fallen after rise, the number of calls ratio that launch position updates is higher than the second pre- gating
Limit；And
The determination module can also include:
4th decision sub-module, for when there are five signaling data, determining the adjacent area LAC after falling after rise and falling
Preceding TAC is inconsistent.
At this point, realizing the LAC of the adjacent area after falling after rise and the automatic inspection of the TAC consistency before falling, pattern verification is more
Adduction reason, and manpower and material resources have been saved, realize efficient network management and optimization.
The device of the verification LTE network circuit domain dropping CSFB functional configuration of the embodiment of the present invention, realizes in LTE network
The automatic inspection of CSFB functional configuration, pattern verification is more reasonable, and has saved manpower and material resources, realizes the efficient network optimization
And management.
It should be noted that the device of the verification LTE network circuit domain dropping CSFB functional configuration is and above-mentioned verification LTE
The corresponding device of method of lattice network domain dropping CSFB functional configuration, wherein all implementations are equal in above method embodiment
Suitable for the embodiment of the device, it can also reach same technical effect.
The above is a preferred embodiment of the present invention, it is noted that for those skilled in the art
For, without departing from the principles of the present invention, it can also make several improvements and retouch, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (8)
1. a kind of method for verifying LTE network circuit domain dropping CSFB functional configuration characterized by comprising
Extract signaling data relevant to CSFB business in LTE network；
Judge in the signaling data with the presence or absence of default signaling data；
When there are the default signaling data, determine that the corresponding LTE network CSFB functional configuration of the default signaling data is
No qualification；
Judge that the step of whether there is default signaling data in the signaling data includes:
Judge with the presence or absence of the first signaling data in the signaling data, first signaling data is used to indicate combines in user
Mobile switching centre is unreachable in attachment or co-location renewal process；And
When there are the default signaling data, judge that the corresponding LTE network CSFB functional configuration of the default signaling data is
The step of no qualification includes:
When there are first signaling data, the LAC information of the reporting of user when the mobile switching centre is unreachable is extracted
With the MME where user, and the LAC information that the reporting of user is missed on the MME where the user is determined.
2. the method according to claim 1, wherein judging in the signaling data with the presence or absence of default signaling number
According to the step of further include:
Judge with the presence or absence of the second signaling data in the signaling data, second signaling data is used to indicate combines in user
Downlink network attached storage transmission refusal service in attachment or co-location renewal process, and the reason of refusing service be PLMN not
Allow；And
Judge with the presence or absence of third signaling data in the signaling data, the third signaling data is used to indicate combines in user
EnodeB initial environment setup failed in attachment or co-location renewal process, and failure cause is light multiplexing intervention；And
When there are the default signaling data, judge that the corresponding LTE network CSFB functional configuration of the default signaling data is
The step of no qualification further include:
When there are second signaling data or the third signaling data, determine that ENodeB CSFB functional switch is abnormal.
3. the method according to claim 1, wherein judging in the signaling data with the presence or absence of default signaling number
According to the step of further include:
Judge that the 4th signaling data is used to indicate to be used after falling with the presence or absence of the 4th signaling data in the signaling data
It is secondary to LTE cell and the calling for not carrying CSFB instruction for falling cell after rise in the caller request or position updating request that family is initiated
Percentage is higher than the first pre-determined threshold；And
When there are the default signaling data, judge that the corresponding LTE network CSFB functional configuration of the default signaling data is
The step of no qualification further include:
When there are four signaling data, determine to miss 2,3G neighbor cell configuration on ENodeB.
4. the method according to claim 1, wherein judging in the signaling data with the presence or absence of default signaling number
According to the step of further include:
Judge that, with the presence or absence of the 5th signaling data in the signaling data, the 5th signaling data is used to indicate in CSFB business
After success is fallen after rise, the number of calls ratio that launch position updates is higher than the second pre-determined threshold；And
When there are the default signaling data, judge that the corresponding LTE network CSFB functional configuration of the default signaling data is
The step of no qualification further include:
When there are five signaling data, the TAC before determining the adjacent area LAC after falling after rise and falling after rise is inconsistent.
5. a kind of device for verifying LTE network circuit domain dropping CSFB functional configuration characterized by comprising
Extraction module, for extracting signaling data relevant to CSFB business in LTE network；
Judgment module, for judging in the signaling data with the presence or absence of default signaling data；
Determination module, for when there are the default signaling data, determining the corresponding LTE network of the default signaling data
Whether CSFB functional configuration is qualified；
The judgment module includes:
First judging submodule, for judging in the signaling data with the presence or absence of the first signaling data, the first signaling number
According to being used to indicate, the mobile switching centre in the attachment of user's joint or co-location renewal process is unreachable；And
The determination module includes:
First decision sub-module, for extracting unreachable in the mobile switching centre when there are first signaling data
When reporting of user LAC information and the MME where user, and determine to miss on the user on the MME where the user
The LAC information of report.
6. device according to claim 5, which is characterized in that the judgment module further include:
Second judgment submodule, for judging in the signaling data with the presence or absence of the second signaling data, the second signaling number
Combine the attached storage transmission refusal service of downlink network in attachment or co-location renewal process in user according to being used to indicate, and refuses
The reason of service, does not allow absolutely for PLMN；And
Third judging submodule, for judging in the signaling data with the presence or absence of third signaling data, the third signaling number
Combine EnodeB initial environment setup failed in attachment or co-location renewal process, and failure cause in user according to being used to indicate
For light multiplexing intervention；And
The determination module further include:
Second decision sub-module, for determining ENodeB when there are second signaling data or the third signaling data
CSFB functional switch is abnormal.
7. device according to claim 5, which is characterized in that the judgment module further include:
4th judging submodule, for judging in the signaling data with the presence or absence of the 4th signaling data, the 4th signaling number
According to being used to indicate after falling in Client-initiated caller request or position updating request, to LTE cell and cell is fallen after rise not
The number of calls ratio for carrying CSFB instruction is higher than the first pre-determined threshold；And
The determination module further include:
Third decision sub-module, for when there are four signaling data, determining that missing the 2, adjacent area 3G on ENodeB matches
It sets.
8. device according to claim 5, which is characterized in that the judgment module further include:
5th judging submodule, for judging in the signaling data with the presence or absence of the 5th signaling data, the 5th signaling number
According to being used to indicate after CSFB business is successfully fallen after rise, the number of calls ratio that launch position updates is higher than the second pre-determined threshold；With
And
The determination module further include:
4th decision sub-module, before when there are five signaling data, determining the adjacent area LAC after falling after rise and falling after rise
TAC is inconsistent.
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| CN107484181A (en) * | 2016-06-08 | 2017-12-15 | 中国移动通信集团山西有限公司 | Method and device for evaluating network coverage performance |
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| CN108243442B (en) * | 2016-12-27 | 2021-04-23 | 中国移动通信集团浙江有限公司 | Method and device for analyzing and processing the fallback of wireless communication network standards |
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