CN102523572B - The processing method and processing device of call request message - Google Patents
The processing method and processing device of call request message Download PDFInfo
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- CN102523572B CN102523572B CN201110375856.3A CN201110375856A CN102523572B CN 102523572 B CN102523572 B CN 102523572B CN 201110375856 A CN201110375856 A CN 201110375856A CN 102523572 B CN102523572 B CN 102523572B
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Abstract
The invention discloses a kind of processing method and processing device of call request message.Wherein, this method includes：After receiving call request ARQ message, the first pass keeps GK and judges that the destination Mobile Station International ISDN Number of call request ARQ message is not registered on the first GK；Address information corresponding with the prefix number of the destination Mobile Station International ISDN Number of above-mentioned ARQ message is searched in the neighborhood GK allocation lists being pre-configured with；According to the address information found, position requests LRQ message corresponding with above-mentioned ARQ message is sent to the 2nd GK of the network segment corresponding with destination address.By the present invention, the shared of the intersegmental GK log-on messages of inter-network is realized, and then can realize that the terminal between different segment is managed by different GK, improves the Consumer's Experience of TV conference system.
Description
Technical field
The present invention relates to the communications field, in particular to a kind of processing method and processing device of call request message.
Background technology
Compared with traditional communication way, TV conference system be it is a kind of section money, the conferencing of time saving, efficient aspect,
Operating efficiency can be improved by TV conference system, and can enough avoids the hardship that personnel participating in the meeting trudges, additionally it is possible at satisfaction
Manage accident, the demand of multi-party communication and coordination.With the construction of numerous domestic large enterprises and company of transnational group, and
People's work, the increase of the mobility learnt, enterprise and the personal demand to video communication are also more and more, so video conferencing
The demand that system moves towards operation is also increasing.
TV conference system move towards operation after, pass keep (Gatekeeper, abbreviation GK) as can by charging and in terms of flow
Equipment, be equipment important in TV conference system.But GK disposal abilities are limited, and the terminal between different segment will be by
Different GK are managed, it is impossible to which all terminals are all registered to a GK to be managed collectively, it is necessary to carry out different GK
Log-on message is shared.For shared, the existing processing mode in H323 standards of log-on message between the GK in the same network segment, and
The shared of GK log-on message not yet proposes effective solution in different segment.Thus, the intersegmental GK log-on messages of inter-network
Sharing, which just becomes one, has to solve the problems, such as.
For between cross-network segment in correlation technique GK log-on messages it is shared the problem of, not yet propose effective solution party at present
Case.
The content of the invention
For shared the problem of not yet proposing effective solution at present of the intersegmental GK log-on messages of inter-network, the present invention carries
A kind of processing method and processing device of call request message, and the processing of a kind of multipoint control unit and call request message are supplied
System, at least to solve the above problems.
According to an aspect of the invention, there is provided a kind of processing method of call request message, including：Receive calling
After asking ARQ message, the first pass keeps GK and judges that the destination Mobile Station International ISDN Number of call request ARQ message is not registered on the first GK；Pre-
Address information corresponding with the prefix number of the destination Mobile Station International ISDN Number of ARQ message is searched in the neighborhood GK allocation lists first configured；According to lookup
The address information arrived, position requests LRQ message corresponding with ARQ message is sent to the network segment corresponding with destination address
2nd GK.
Preferably, first close and keep GK and judge that the destination Mobile Station International ISDN Number of call request ARQ message is not registered on the first GK, bag
Include：First GK judges to be locally registered in directory with the presence or absence of record corresponding with the destination Mobile Station International ISDN Number of above-mentioned ARQ message, if do not had
Have, it is determined that the destination Mobile Station International ISDN Number of call request ARQ message is not registered on the first GK.
Preferably, the first GK is built in multipoint control unit MCU；Call request message is received, including：First GK connects
Receive the call request message that the management module of the multipoint control unit MCU where it is sent.
Preferably, the information recorded in neighborhood GK allocation lists includes：Prefix number is corresponding with neighborhood GK address information to close
System；According to the address information found, position requests LRQ message corresponding with ARQ message is sent into the 2nd GK includes：According to
Twoth GK corresponding with destination Mobile Station International ISDN Number prefix number that be finding address information, the first GK send LRQ message to the 2nd GK.
Preferably, also include in corresponding relation：The corresponding relation of prefix number and the address information of RAS proxy modules；Pre-
Address information corresponding with the prefix number of the destination Mobile Station International ISDN Number of ARQ message is searched in the neighborhood GK allocation lists first configured, including：First
GK obtains the address information of corresponding with the prefix number of destination Mobile Station International ISDN Number RAS proxy modules, and corresponding with prefix number described the
Two GK address information；First GK sends LRQ message to the 2nd GK, including：LRQ message is sent to RAS agencies by the first GK
Module, wherein, the 2nd GK of acquisition address information is carried in LRQ message；RAS proxy modules are from receiving in LRQ message
The 2nd GK address information is parsed, LRQ message is sent to twoth GK corresponding with the address information.
Preferably, call request message is received, including：First GK receives the call request message for carrying out self terminal.
Preferably, the information recorded in neighborhood GK allocation lists includes：Pair of prefix number and the address information of RAS proxy modules
It should be related to；According to the address information found, position requests LRQ message corresponding with ARQ message is sent to the 2nd GK,
Including：According to the address information of the RAS proxy modules corresponding with the prefix number of destination Mobile Station International ISDN Number found, the first GK disappears LRQ
Breath is sent to RAS proxy modules；LRQ message is transmitted to the 2nd GK by RAS proxy modules, wherein, RAS proxy modules and described the
Two GK are belonged in same MCU.
Preferably, after LRQ message is sent into the 2nd GK, the above method also includes：2nd GK is in local routing table
Middle lookup destination Mobile Station International ISDN Number, CS addresses carrying corresponding with destination Mobile Station International ISDN Number is returned into RAS in position response LCF message and acts on behalf of mould
Block；The LCF message received is returned to the first GK by RAS proxy modules.
According to another aspect of the present invention, there is provided a kind of processing unit of call request message, kept positioned at pass in GK,
Including：Judge module, after receiving call request ARQ message, judge that the destination Mobile Station International ISDN Number of call request ARQ message is not noted
Volume is on the first GK；Searching modul, for being searched in the neighborhood GK allocation lists being pre-configured with and the destination Mobile Station International ISDN Number of ARQ message
Address information corresponding to prefix number；Sending module, the address information found for basis, will position corresponding with ARQ message
Request LRQ message is sent to the GK of the network segment corresponding with destination address.
According to another aspect of the present invention, there is provided a kind of multipoint control unit, including：Management module and GK, wherein,
Management module, for sending call request message to GK；GK, include the processing unit of above-mentioned call request message.
Preferably, above-mentioned multipoint control unit also includes：RAS proxy modules, wherein, GK is used for according to the GK being pre-configured with
The address information of RAS proxy modules corresponding with the prefix of call request message destination Mobile Station International ISDN Number that are being recorded in allocation list, to RAS
Proxy module sends LRQ message, wherein, the address that neighborhood GK corresponding with the prefix of destination Mobile Station International ISDN Number is carried in LRQ message is believed
Breath；RAS proxy modules, for parsing neighborhood GK address information from the LRQ message received, LRQ message is sent to
Neighborhood GK.
According to the present invention in one aspect, there is provided a kind of processing system of call request message, including：Above-mentioned multiple spot
Control unit.
By the present invention, during by being not registered in the destination Mobile Station International ISDN Number for judging call request ARQ message on the first GK, GK
Address information corresponding with the prefix number of the destination Mobile Station International ISDN Number of the ARQ message, root are searched in the neighborhood GK allocation lists being pre-configured with
It is investigated that the 2nd GK of the address information found the network segment corresponding with destination address sends position requests LRQ message, inter-network is realized
Intersegmental GK log-on messages are shared, and then can realize that the terminal between different segment is managed by different GK, improve meeting
Discuss the Consumer's Experience of television system.
Brief description of the drawings
Accompanying drawing described herein is used for providing a further understanding of the present invention, forms the part of the application, this hair
Bright schematic description and description is used to explain the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 is multipoint control unit MCU according to embodiments of the present invention structured flowchart
Fig. 2 is the structured flowchart of the processing unit of call request message according to embodiments of the present invention；
Fig. 3 is preferred MCU according to embodiments of the present invention structured flowchart；
Fig. 4 is the structural representation of the processing system of call request message according to embodiments of the present invention；
Fig. 5 is the flow chart of the processing method of call request message according to embodiments of the present invention；
Fig. 6 is the flow chart of configuration neighborhood GK allocation lists according to embodiments of the present invention；
Fig. 7 is the structured flowchart of according to embodiments of the present invention 7 multipoint control unit；
Fig. 8 is the flow chart of the method for MCU processing callers according to embodiments of the present invention；
Fig. 9 is that according to embodiments of the present invention two MCU handles the flow chart of called method.
Embodiment
Describe the present invention in detail below with reference to accompanying drawing and in conjunction with the embodiments.It should be noted that do not conflicting
In the case of, the feature in embodiment and embodiment in the application can be mutually combined.
According to embodiments of the present invention, there is provided a kind of multipoint control unit (MCU), as shown in figure 1, the multipoint control unit
Including：(GK) 20 is kept in management module 10 and pass.Wherein, management module 10, for sending call request ARQ message to GK 20；GK
20, for handling the ARQ message of the transmission of management module 10.
In embodiments of the present invention, the calling terminal number of management module 10, ARQ message is sent to GK 20, GK 20 is received
After ARQ message, judge that the destination Mobile Station International ISDN Number of call request ARQ message is not registered on the first GK, that is, determine the destination Mobile Station International ISDN Number
The GK network segments at place search the prefix number with the destination Mobile Station International ISDN Number of above-mentioned ARQ message not in the network segment belonging to GK 20, by GK 20
Corresponding address information, GK 20 position requests LRQ message can be sent according to corresponding to the address information by above-mentioned ARQ message
To the GK of the network segment corresponding with destination address.
By the embodiment of the present invention, when GK determine the destination Mobile Station International ISDN Number of ARQ message be not registered in GK (for the ease of difference,
It is following to be referred to as the first GK) on after, the prefix with the destination Mobile Station International ISDN Number of ARQ message is searched in the neighborhood GK allocation lists being pre-configured with
Address information corresponding to number, according to GK from the address information to the network segment corresponding with destination address (for the ease of difference, following titles
Be the 2nd GK) send corresponding with ARQ message position requests LRQ message, realize sharing for the intersegmental GK log-on messages of inter-network,
And then can realize that the terminal between different segment is managed by different GK, improve the Consumer's Experience of TV conference system.
In a preferred embodiment of the embodiment of the present invention, as shown in figure 3, the multipoint control unit, can also be wrapped
Include：RAS proxy modules 30, will for parsing the 2nd GK address information from the LRQ message of the transmissions of GK 20 received
The LRQ message is sent to the 2nd GK.In actual applications, GK 20 disappears according to what is recorded in the GK allocation lists being pre-configured with ARQ
The address information of RAS proxy modules 30 corresponding to the prefix of the destination Mobile Station International ISDN Number of breath, LRQ message is sent to RAS proxy modules 30, should
Neighborhood GK corresponding with the prefix of destination Mobile Station International ISDN Number address information is carried in LRQ message, RAS proxy modules 30 receive LRQ
After message, the 2nd GK address information is parsed from LRQ message, LRQ message is sent to the 2nd GK.
According to embodiments of the present invention, a kind of processing unit of call request message is additionally provided, as shown in Fig. 2 the device
In GK 20, including：Judge module 202, searching modul 204 and sending module 206.Wherein, judge module 202, for connecing
After receiving call request ARQ message, judge that the destination Mobile Station International ISDN Number of call request ARQ message is not registered on the first GK；Search
Module 204, it is coupled with judge module 202, for being searched in the neighborhood GK allocation lists being pre-configured with and above-mentioned ARQ message
Address information corresponding to the prefix number of destination Mobile Station International ISDN Number；Sending module 206, it is coupled with searching modul 204, is found for basis
Address information, position requests LRQ message corresponding with above-mentioned ARQ message is sent to the of the network segment corresponding with destination address
Two GK.
In embodiments of the present invention, after GK 20 receives call request ARQ message, searched in local routing allocation list
Record corresponding with the number of the destination address of the ARQ message, judge module 202 judge the purpose of call request ARQ message
Number is not registered on the first GK, and triggering searching modul 204 is searched in the neighborhood GK allocation lists being pre-configured with to disappear with the ARQ
Address information corresponding to the prefix number of the destination Mobile Station International ISDN Number of breath, after searching modul 204 finds address information, trigger sending module
206, according to the address information found, send corresponding with above-mentioned ARQ message to the 2nd GK of the network segment corresponding with destination address
Position requests LRQ message.
In embodiments of the present invention, judge module 202 judges that the destination Mobile Station International ISDN Number of call request ARQ message is not registered in
On one GK, triggering searching modul 204 is searched in the neighborhood GK allocation lists being pre-configured with and the destination Mobile Station International ISDN Number of the ARQ message before
Address information corresponding to the number of sewing, sending module 206 is according to the second of the address information found the network segment corresponding with destination address
GK sends position requests LRQ message.
By the embodiment of the present invention, GK can be not belonging to call intent address at the ARQ message of the local GK network segments
Reason, call intent address place GK address information is obtained by searching neighborhood GK allocation lists, will be corresponding with ARQ message according to this
LRQ message be sent to GK where call intent address, realize the shared of the intersegmental GK log-on messages of inter-network, and then can be real
Terminal between existing different segment is managed by different GK, improves the Consumer's Experience of TV conference system.
In actual applications, GK 20 can be individually present as functional entity, can also be located at the embodiment of the present invention and be provided
Multipoint control unit in.In view of the preferred embodiment of above-described embodiment, multipoint control unit can include RAS proxy modules
30, in this case, sending module 206 can be according to recording in the neighborhood GK allocation lists being pre-configured with and ARQ message
The address information of RAS proxy modules 30 corresponding to the prefix of destination Mobile Station International ISDN Number, LRQ message, RAS generations are sent to RAS proxy modules 30
After reason module 30 receives LRQ message, the 2nd GK address information is parsed from LRQ message, LRQ message is sent to second
GK.Preferably, in the case where the GK network segments use private IP address (Pravite IPAddress), RAS proxy modules 30 may be used also
To carry out IP address parsing to the 2nd GK address information, LRQ message is sent to by the 2nd GK according to the address information after parsing.
Fig. 4 is the structural representation of the processing system of call request message according to embodiments of the present invention, as shown in figure 4,
The system includes：Multipoint control unit (as shown in Figures 2 and 3) 1, GK 2 and terminal 3.Wherein, multipoint control unit 1, it is used for
Call the terminal 3 in video conference system；GK 2, include the processing unit of the call request message of the embodiment of the present invention, be used for
The call request of processing terminal 3；Terminal 3, for initiating video conference call.
Multipoint process unit according to Fig. 2, management module 10 initiate calling, and ARQ message is sent to GK 20；GK 20
After receiving ARQ message, judge module 202 judges to be locally registered in directory with the presence or absence of the destination Mobile Station International ISDN Number with the ARQ message
Corresponding record, if being not present, triggering searching modul 204 is searched and ARQ message in the neighborhood GK allocation lists being pre-configured with
Destination Mobile Station International ISDN Number prefix number corresponding to address information；Sending module 206 is according to the address information, to corresponding with destination address
The GK of the network segment sends LRQ message corresponding with above-mentioned ARQ message, for example, sending above-mentioned LRQ message to GK 2；GK 2 receives LRQ
After message, destination Mobile Station International ISDN Number is searched in ground routing table, CS addresses corresponding with the destination Mobile Station International ISDN Number are carried and disappeared in position response LCF
The GK 20 in Multipoint process unit is returned in breath.
Preferable Multipoint process unit according to Fig. 3, the Multipoint process unit can also include RAS proxy modules
30.Searching modul 204 finds address information according to the corresponding relation of above-mentioned prefix number and the address information of RAS proxy modules
Afterwards, LRQ message is sent to the RAS proxy modules 30 by sending module 206, and the 2nd GK of acquisition is carried in the LRQ message
Address information, RAS proxy modules 30 parse GK's 1 (the 2nd GK corresponding to the address information) from receiving in LRQ message
Address information, the LRQ message is sent to GK 1.
In embodiments of the present invention, when the terminal 3 of the place network segments of GK 1 initiates calling, ARQ message, GK 1 are sent to GK 1
After receiving ARQ message, the GK (for example, GK 20 in multipoint control unit shown in Fig. 3) of the network segment where destination Mobile Station International ISDN Number is determined,
RAS proxy modules corresponding to GK 1 to GK 20 send LRQ message, for example, RAS proxy modules 30, RAS proxy modules 30 receive
After LRQ message, the LRQ message is sent to GK 20；CS addresses corresponding to destination Mobile Station International ISDN Number are put into LCF by GK 20, are sent back to
RAS proxy modules 30；ACF message is sent to from RAS proxy modules 30 to terminal 3, terminal 3 sends calling.
According to embodiments of the present invention, a kind of processing method of call request message is additionally provided, can be asked in above-mentioned calling
Ask and realized in the processing system of message.
Fig. 5 is the flow chart of the processing method of call request message according to embodiments of the present invention, as shown in figure 5, the party
Method comprises the following steps (step S502- step S506)：
Step S502, after receiving call request ARQ message, the first GK judges the purpose number of call request ARQ message
Code is not registered on the first GK；
In view of multipoint control unit provided by the invention, multipoint control unit can be initiated to call by management module 10,
ARQ message is sent to the first GK (i.e. GK 20).In a preferred embodiment of the embodiment of the present invention, receiving calling please
Message is asked to include：The call request ARQ that the management module 10 that first GK receives the multipoint control unit where it is sent disappears
Breath.By this preferred embodiment, multipoint control unit can actively initiate to call, the terminal of call-conference television system.
The GK of the above embodiment of the present invention, it can be located at as logical functional entity in multipoint control unit, can also make
It is individually present for functional entity.Terminal can directly call GK, and ARQ message is sent to GK.One in the embodiment of the present invention is excellent
Select in embodiment, the first GK can receive the call request ARQ message for carrying out self terminal.
After receiving call request ARQ message, the first GK can determine call request ARQ message destination Mobile Station International ISDN Number whether
It is registered on the first GK, if being not registered on the first GK, purpose can be searched in the neighborhood GK allocation lists being pre-configured with
Address information corresponding to the prefix number of number.In a preferred embodiment of the embodiment of the present invention, GK judgements are kept in the first pass
The destination Mobile Station International ISDN Number of call request ARQ message is not registered on the first GK, including：First GK is judged in local number registration table
With the presence or absence of record corresponding with the destination Mobile Station International ISDN Number of the ARQ message, if it is not, determining the mesh of call request ARQ message
Address not in the first affiliated network segments of GK.By this preferred embodiment, the first GK determines the mesh of call request ARQ message
Number be not registered on the first GK.
Step S504, the prefix with the destination Mobile Station International ISDN Number of above-mentioned ARQ message is searched in the neighborhood GK allocation lists being pre-configured with
Address information corresponding to number；
In actual applications, the destination Mobile Station International ISDN Number in call request ARQ message can have prefix number, and prefix number can be with neighborhood
GK address information is corresponding, it is preferable that each corresponding neighborhood GK network segment of prefix number.One in the embodiment of the present invention is excellent
Select in embodiment, the information recorded in neighborhood GK allocation lists can include：Prefix number is corresponding with neighborhood GK address information
Relation.By this preferred embodiment, GK can find purpose by the corresponding relation of prefix number and neighborhood GK address information
The GK of the network segment where number.
In order to configure neighborhood GK allocation lists, can be managed with configuring prefix number and neighborhood GK addresses and port numbers in management module
Corresponding RAS proxy modules address and port numbers can be selected according to configuration information by managing module, and GK is uniformly issued in these configurations.
As shown in fig. 6, configuration process comprises the following steps：
Step 1, management module issues configuration to GK, and MCU configures prefix number and neighborhood GK addresses and end in management module
Slogan, management module select corresponding RAS proxy modules address and port numbers according to routing configuration, these configurations are uniformly issued
GK.For example, issuing GK configuration can be：
1st, neighborhood GK addresses：172.16.80.201:1719th, RAS agent address：127.0.0.1:5000th, prefix number：
0755；
2nd, neighborhood GK addresses：173.16.80.201:1719th, RAS agent address：127.0.0.1:5001st, prefix number：
0898；
Step 2, management module issues configuration to RAS agencies.It is transported under being acted on behalf of according to the quantity that RAS is acted on behalf of to each RAS
Put.For example, in the case where there is the n GK network segment, it is corresponding to have n RAS agency, at this time need respectively under n RAS agency
It is transported to and puts.
Step S506, will position requests LRQ message hair corresponding with above-mentioned ARQ message according to the address information found
Deliver to the 2nd GK of the network segment corresponding with destination address.
First GK (i.e. local GK) searches according to the corresponding relation of the prefix number and neighborhood GK address information of destination Mobile Station International ISDN Number
To after the address information of the network segment where destination Mobile Station International ISDN Number, LRQ message can be sent to the 2nd GK (the i.e. destination Mobile Station International ISDN Number place network segments
GK)., will be with above-mentioned ARQ message pair according to the address information found in a preferred embodiment of the embodiment of the present invention
The position requests LRQ message answered, which is sent to the 2nd GK, to be included：According to finding corresponding with the prefix number of destination Mobile Station International ISDN Number second
GK address information, the first GK send LRQ message to the 2nd GK.By the embodiment of the present invention, GK between different segment is realized
Registration message is shared.
In view of the preferred multipoint control unit of the embodiment of the present invention, the multipoint control unit can include RAS proxy modules
(i.e. RAS agencies).Corresponding relation in neighborhood GK allocation lists can also include：Prefix number and the address information of RAS proxy modules
Corresponding relation.First GK first can send LRQ message to RAS proxy modules in order to which LRQ message is sent to the 2nd GK,
LRQ is sent to the 2nd GK by RAS proxy modules.In a preferred embodiment of the embodiment of the present invention, it is being pre-configured with
Neighborhood GK allocation lists in search corresponding with the prefix number of the destination Mobile Station International ISDN Number of ARQ message address information, can include：First GK
The address information of acquisition RAS proxy modules corresponding with the prefix number of destination Mobile Station International ISDN Number, and twoth GK corresponding with prefix number
Address information.After the completion of lookup, the first GK sends LRQ message to the 2nd GK, can include：First GK sends LRQ message
RAS proxy modules are given, the 2nd GK of acquisition address information is carried in the LRQ message；RAS proxy modules are from receiving LRQ
The 2nd GK address information is parsed in message, LRQ message is sent to twoth GK corresponding with the address information.
Above-mentioned preferred embodiment according to embodiments of the present invention, the first GK can receive the call request for carrying out self terminal
ARQ message, in the case where terminal directly calls the first GK, GK, will be corresponding with ARQ message according to the address information found
Position requests LRQ message is sent to the 2nd GK, can include：According to finding RAS corresponding with the prefix number of destination Mobile Station International ISDN Number
The address information of proxy module, the first GK send LRQ message to above-mentioned RAS proxy modules；RAS proxy modules are by LRQ message
The 2nd GK is transmitted to, wherein, RAS proxy modules and the 2nd GK are belonged in same MCU.
GK corresponding to the prefix number of destination Mobile Station International ISDN Number can send LCF message after LRQ message is received to sender GK.
In one preferred embodiment of the embodiment of the present invention, after LRQ message is sent into the 2nd GK, it can also include：Second
GK searches destination Mobile Station International ISDN Number in local routing table, and CS addresses corresponding with destination Mobile Station International ISDN Number are carried in position response LCF message
Return to RAS proxy modules；The LCF message received is returned to the first GK by RAS proxy modules.
By the embodiment of the present invention, judge that the destination Mobile Station International ISDN Number of call request ARQ message is not registered on the first GK, so
Address information corresponding with the prefix number of the destination Mobile Station International ISDN Number of the ARQ message is searched in the neighborhood GK allocation lists being pre-configured with afterwards,
According to the 2nd GK of the address information found the network segment corresponding with destination address send position requests LRQ message, realize across
GK log-on messages is shared between the network segment, and then can realize that the terminal between different segment is managed by different GK, improves
The Consumer's Experience of TV conference system.
It is described below by specific embodiment.
Embodiment one
Fig. 7 is the structured flowchart of according to embodiments of the present invention 7 multipoint control unit, as shown in fig. 7, the multiparty control list
Member includes：Management module, n RAS proxy module and a GK.Wherein, management module function is as follows：Mainly give GK and RAS generations
Haircut configuration information, and the normal flow such as processing registration, calling；RAS proxy module functions are as follows：It is responsible for forwarding RAS message；
GK functions are as follows：It is responsible for the functions such as endpoint registration, call manager and address resolution.
The method that MCU according to Fig. 7, the MCU handle caller, as shown in figure 8, this method includes following step
Suddenly：(step S802- step S812)：
Step S802：Management module is registered to GK (Intranet), sends RRQ；
Step S804, management module calling number are 0755196 terminal, and ARQ is sent out to GK (Intranet)；
After step S806, GK (Intranet) receive ARQ, 0755196, if not finding locally is being looked into first, is just looking into neighbour
Domain GK allocation lists, it is found that call number carries prefix 0755, then the address 127.0.0.1 of (network segment 1) is acted on behalf of to RAS:5000 hairs
LRQ is sent, and neighborhood GK addresses：172.16.80.201:1719 are put into nonstandard field；
After step S808, RAS agency (network segment 1) receives LRQ, nonstandard field is decoded, solves neighborhood GK addresses, and this
This GK is transmitted to after LRQ codings；
Step S810, GK (network segment 1) receive LRQ and are locally searching number 0755196, if finding, this number is corresponding
CS addresses be put into LCF (LocationConfirm), send back to RAS agency (network segment 1)；
Step S812, RAS agency (network segment 1) receives LCF and is transmitted to GK (Intranet), and GK (Intranet) returns ACF to management module
(AdmissionConfirm), management module sends calling.
Embodiment two
Fig. 9 is that according to embodiments of the present invention two MCU handles the flow chart of called method, as shown in figure 9, this method bag
Include following steps (step S902- step S912)：
Step S902, terminal (network segment 1) are registered to GK (network segment 1), send RRQ；
Step S904, terminal (network segment 1) call number are 0471155 meeting, and ARQ is sent to GK (network segment 1)；
After step S906, GK (network segment 1) receive ARQ, 0471155, if not finding locally is being looked into first, is just looking into neighbour
Domain GK allocation lists, it is found that call number carries prefix 0471, then the address that the network segment 1 of (network segment 1) is acted on behalf of to RAS sends LRQ；
Step S908, RAS agency (network segment 1) is directly forwarded to GK (Intranet) after receiving LRQ；
Step S910, GK (Intranet) receive LRQ and are locally searching number 0471155, if finding, corresponding to this number
CS addresses are put into LCF, send back to RAS agencies (network segment 1)；
Step S912, RAS agency (network segment 1) receives LCF and is transmitted to GK (network segment 1), and GK (network segment 1) gives terminal (network segment 1)
ACF is returned, terminal (network segment 1) sends calling.
As can be seen from the above description, the present invention realizes following technique effect：By judging the call request
When the destination Mobile Station International ISDN Number of ARQ message is not registered on the first GK, GK is searched and the ARQ in the neighborhood GK allocation lists being pre-configured with
Address information corresponding to the prefix number of the destination Mobile Station International ISDN Number of message, according to the address information found the network segment corresponding with destination address
The 2nd GK send position requests LRQ message, realize the shared of the intersegmental GK log-on messages of inter-network, and then different nets can be realized
Intersegmental terminal is managed by different GK, is met the demand of TV conference system capacity expansion, is improved video conferencing
The Consumer's Experience of system.
Obviously, those skilled in the art should be understood that above-mentioned each module of the invention or each step can be with general
Computing device realize that they can be concentrated on single computing device, or be distributed in multiple computing devices and formed
Network on, alternatively, they can be realized with the program code that computing device can perform, it is thus possible to they are stored
Performed in the storage device by computing device, and in some cases, can be with different from shown in order execution herein
The step of going out or describing, they are either fabricated to each integrated circuit modules respectively or by multiple modules in them or
Step is fabricated to single integrated circuit module to realize.So, the present invention is not restricted to any specific hardware and software combination.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made any repaiies
Change, equivalent substitution, improvement etc., should be included in the scope of the protection.
Claims (10)
- A kind of 1. processing method of call request message, it is characterised in that including：After receiving call request ARQ message, the first pass keeps GK and judges that the destination Mobile Station International ISDN Number of the call request ARQ message is not noted Volume is on the first GK；Address letter corresponding with the prefix number of the destination Mobile Station International ISDN Number of the ARQ message is searched in the neighborhood GK allocation lists being pre-configured with Breath；According to the address information found, will position requests LRQ message corresponding with the ARQ message send to purpose 2nd GK of the network segment corresponding to address；Wherein, call request message is received, including：First GK receives the call request message for carrying out self terminal；The information recorded in the neighborhood GK allocation lists includes：The corresponding relation of prefix number and the address information of RAS proxy modules；According to the address information found, position requests LRQ message corresponding with the ARQ message is sent to described Two GK, including：It is described according to the address information of the RAS proxy modules corresponding with the prefix number of the destination Mobile Station International ISDN Number found First GK sends the LRQ message to the RAS proxy modules；The LRQ message is transmitted to institute by the RAS proxy modules The 2nd GK is stated, wherein, the RAS proxy modules are belonged in same MCU with the 2nd GK.
- 2. according to the method for claim 1, it is characterised in that the first pass keeps GK and judges the call request ARQ message Destination Mobile Station International ISDN Number is not registered on the first GK, including：First GK judges to be locally registered in directory with the presence or absence of record corresponding with the destination Mobile Station International ISDN Number of the ARQ message, If it is not, determine that the destination Mobile Station International ISDN Number of the call request ARQ message is not registered on the first GK.
- 3. according to the method for claim 1, it is characterised in that the first GK is built in multipoint control unit MCU；Connect Call request message is received, including：The call request that the management module that first GK receives the multipoint control unit MCU where it is sent disappears Breath.
- 4. according to the method for claim 3, it is characterised in thatThe information recorded in the neighborhood GK allocation lists includes：The corresponding relation of prefix number and neighborhood GK address information；According to the address information found, position requests LRQ message corresponding with the ARQ message is sent to described Two GK include：According to twoth GK corresponding with the prefix number of the destination Mobile Station International ISDN Number found address information, described One GK sends the LRQ message to the 2nd GK.
- 5. according to the method for claim 4, it is characterised in thatAlso include in the corresponding relation：The corresponding relation of prefix number and the address information of RAS proxy modules；Address letter corresponding with the prefix number of the destination Mobile Station International ISDN Number of the ARQ message is searched in the neighborhood GK allocation lists being pre-configured with Breath, including：First GK obtains the address information of RAS proxy modules corresponding with the prefix number of the destination Mobile Station International ISDN Number, and with institute State the address information of the 2nd GK corresponding to prefix number；First GK sends the LRQ message to the 2nd GK, including：The LRQ message is sent to the RAS proxy modules by the first GK, wherein, carry acquisition in the LRQ message The 2nd GK address information；The RAS proxy modules parse the address information of the 2nd GK from receiving in the LRQ message, by the LRQ Message is sent to twoth GK corresponding with the address information.
- 6. the method according to claim 5 or 1, it is characterised in that by the LRQ message be sent to the 2nd GK it Afterwards, methods described also includes：2nd GK searches the destination Mobile Station International ISDN Number in local routing table, and CS addresses corresponding with the destination Mobile Station International ISDN Number are carried The RAS proxy modules are returned in position response LCF message；The LCF message received is returned to the first GK by the RAS proxy modules.
- 7. a kind of processing unit of call request message, keeps in GK positioned at pass, it is characterised in that including：Judge module, after receiving call request ARQ message, judge that the destination Mobile Station International ISDN Number of the call request ARQ message does not have It is registered on the first GK；Searching modul, for searching the prefix with the destination Mobile Station International ISDN Number of the ARQ message in the neighborhood GK allocation lists being pre-configured with Address information corresponding to number；Sending module, for according to the address information found, position requests LRQ corresponding with the ARQ message to be disappeared Breath is sent to the GK of the network segment corresponding with destination address；Wherein, call request message is received, including：First GK receives the call request message for carrying out self terminal；The information recorded in the neighborhood GK allocation lists includes：The corresponding relation of prefix number and the address information of RAS proxy modules；Wherein, the sending module, for according to the RAS proxy modules corresponding with the prefix number of the destination Mobile Station International ISDN Number found Address information, the first GK sends the LRQ message to the RAS proxy modules；The RAS proxy modules are by described in LRQ message is transmitted to the 2nd GK, wherein, the RAS proxy modules are belonged in same MCU with the 2nd GK.
- A kind of 8. multipoint control unit, it is characterised in that including：Management module and GK, wherein,The management module, for sending call request message to the GK；The GK, including the device described in claim 7.
- 9. multipoint control unit according to claim 8, it is characterised in that also include：RAS proxy modules,The GK, for according to the destination Mobile Station International ISDN Number with the call request message recorded in the neighborhood GK allocation lists being pre-configured with Prefix corresponding to RAS proxy modules address information, to the RAS proxy modules send LRQ message, wherein, the LRQ disappears Neighborhood GK corresponding with the prefix of destination Mobile Station International ISDN Number address information is carried in breath；The RAS proxy modules, will for parsing the address information of the neighborhood GK from the LRQ message received The LRQ message is sent to the neighborhood GK.
- A kind of 10. processing system of call request message, it is characterised in that including：Include the GK of the device described in claim 7；AndMultipoint control unit described in claim 8 or 9.
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| CN104902216B (en) | 2014-03-05 | 2019-11-22 | 南京中兴软件有限责任公司 | More picture management-control methods and relevant device in a kind of video conference |
| CN111093047A (en) * | 2019-12-13 | 2020-05-01 | 视联动力信息技术股份有限公司 | Video call connection establishing method and device, electronic equipment and storage medium |
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