CN104601539B - The method and device of calling - Google Patents
The method and device of calling Download PDFInfo
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- CN104601539B CN104601539B CN201410725852.7A CN201410725852A CN104601539B CN 104601539 B CN104601539 B CN 104601539B CN 201410725852 A CN201410725852 A CN 201410725852A CN 104601539 B CN104601539 B CN 104601539B
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Abstract
The invention discloses a kind of method and device of calling, it is related to areas of information technology, the follow-up business of session can be performed.Methods described includes：Applied to calling system, calling system includes calling terminal, called end and the webserver, and calling terminal initiates session to called end, and called end and the webserver belong to the second network, session includes across a network business, and across a network business needs to be anchored into the second network by first network to be performed；The webserver receives the session returned by the second network anchor first, and according to the mark of session, determine in list of labels with the presence or absence of the label of session, list of labels is used for the label for storing current ongoing each session, the label of session includes the mark of session and the current process of session, if the label of session in list of labels be present, the current process of session is obtained, finally performs the follow-up business of the current process of session.The present invention is adapted for carrying out the business in session.
Description
Technical field
The present invention relates to areas of information technology, more particularly to a kind of method and device of calling.
Background technology
With the development of information technology, the type of each business included in the session that calling terminal is initiated to called end is also got over
Come more.Wherein, called end can belong to mobile network, and across a network industry can be included in the session that calling terminal is initiated to called end
Business, across a network business refer to that needs are anchored into the business performed in fixed network by mobile network.
At present, a kind of method of calling, when establishing session between calling terminal and called end, and called end belongs to movement
During net, the webserver order in mobile network performs each business that current sessions include, and if desired performs across a network business,
Such as need to perform No.1 services of many, then session is anchored into fixed network by the webserver from mobile network, to cause the across a network
Business can be performed in fixed network, and the session after execution across a network business is returned into mobile network by fixed network grappling.
However, when the session after by execution across a network business returns mobile network by fixed network grappling, due to the net in mobile network
Network server None- identified current sessions are to perform the session after across a network business, therefore the session that the webserver will receive
As calling first, order performs each business that current sessions include again, causes session to be anchored into fixed network execution repeatedly
Same across a network business, and then lead to not the follow-up business for performing session.
For example, current sessions include 5 business, and business 3 is across a network business, and the webserver sequentially performs first
Business 1 and business 2, session is then anchored into fixed network and performs business 3, however, when the webserver is received by fixed network grappling
When returning the session of mobile network, None- identified session executed business 1, business 2 and the business 3, therefore the webserver is suitable again
Sequence performs business 1 and business 2, and is anchored into fixed network again and performs business 3, leads to not perform follow-up business 4 and business 5.
The content of the invention
The present invention provides a kind of method and device of calling, can perform the follow-up business of session.
The technical solution adopted by the present invention is：
In a first aspect, the present invention provides a kind of method of calling, applied to calling system, the calling system includes caller
End, called end and the webserver, the calling terminal initiate session, the called end and the network service to the called end
Device belongs to first network, and the session includes across a network business, and the across a network business is needed by the first network grappling
Performed into the second network；Methods described includes：
The webserver receives the session returned by second network anchor；
The webserver determines to whether there is the mark of the session in list of labels according to the mark of the session
Label, the list of labels are used for the label for storing current ongoing each session, and the label of the session includes the meeting
The mark of words and the current process of the session；
If the label of the session in the list of labels be present, the webserver obtains the current of the session
Process, the current process are the mark of the session carried traffic；
The webserver performs the follow-up business of the current process of the session.
Second aspect, the present invention provides a kind of device of calling, in the webserver, the webserver to be located at
Calling system, the calling system also include calling terminal and called end, and the calling terminal initiates session to the called end, described
Called end and the webserver belong to the first network, and the session includes across a network business, the across a network industry
Business needs to be performed into the webserver by second network anchor；Described device includes：
Receiving unit, for receiving the session returned by second network anchor；
Determining unit, for the mark of the session received according to the receiving unit, determine in list of labels whether
The label of the session be present, the list of labels is used for the label for storing current ongoing each session, the session
The mark of label including the session and the current process of the session；
Acquiring unit, for when the determining unit determines to exist in the list of labels label of the session, obtaining
The current process of the session is taken, the current process is the mark of the session carried traffic；
Execution unit, the follow-up business of the current process of the session obtained for performing the acquiring unit.
The method and device of calling provided by the invention, applied to calling system, calling system includes calling terminal, called end
And the webserver, calling terminal initiate session to called end, called end and the webserver belong to first network, and session includes
Across a network business, across a network business need to be anchored into the second network by first network to be performed；The webserver connects first
The session returned by the second network anchor, and the mark of the session returned by the second network anchor according to reception are received, determines label column
It whether there is the label of session in table, list of labels is used for the label for storing current ongoing each session, the mark of session
Label include the mark of session and the current process of session, if the label of session in list of labels be present, obtain the current of session
Process, finally perform the follow-up business of the current process of session.With current session be anchored into repeatedly fixed network perform it is same across
Network is compared, and the present invention determines to whether there is the label of session in list of labels by the webserver, can determine this
It whether there is carried traffic in session, so as to realize the follow-up business for the current process for performing session, you can to keep away
Exempt from session and be anchored into the same across a network business of fixed network execution repeatedly, and then the follow-up business of session can be performed.
Brief description of the drawings
, below will be to the present invention or prior art in order to illustrate more clearly of technical scheme of the invention or of the prior art
The required accompanying drawing used is briefly described in description, it should be apparent that, drawings in the following description are only the present invention's
Some embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to this
A little accompanying drawings obtain other accompanying drawings.
Fig. 1 is the schematic diagram of calling system in the embodiment of the present invention；
Fig. 2 is the method flow diagram called in the embodiment of the present invention；
Fig. 3 is the method flow diagram of another calling in the embodiment of the present invention；
Fig. 4 is the apparatus structure schematic diagram called in the embodiment of the present invention；
Fig. 5 is the apparatus structure schematic diagram of another calling in the embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained all other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Technical scheme provided in an embodiment of the present invention can be used for calling system, as shown in Figure 1.Wherein, calling system bag
Include calling terminal, called end and the webserver, calling terminal initiates session to called end, and called end and the webserver belong to the
One network, session include across a network business, and across a network business needs to be anchored into the second network by first network to be performed, example
Such as, across a network business can be No.1 services of many.Wherein, first network is mobile network, and the second network is fixed network；Or the
One network is fixed network, and the second network is mobile network.
The embodiment of the present invention provides a kind of method of calling, the follow-up business of session can be performed, as shown in figure 1, described
Method includes：
201st, the webserver receives the session returned by the second network anchor.
Wherein, the webserver can be that S-CSCF (Sever-Call Session Control Funtion, calls meeting
Talk about the control function webserver) network element, or AS (Application Server, application network server).
For the embodiment of the present invention, before step 201, can also include：Webserver order performs what session included
Each business, if desired performing across a network business, then session is anchored into the second network by the webserver from first network, so that
Obtaining the across a network business can be performed in the second network, and the session after execution across a network business is returned by the second network anchor
First network.
202nd, the webserver determines to whether there is the label of session in list of labels according to the mark of session.
Wherein, list of labels is used for the label for storing current ongoing each session, and the label of session includes session
Mark and session current process.
For the embodiment of the present invention, list of labels can be specifically stored in the webserver.
For the embodiment of the present invention, the label of session can specifically include the mark of session, caller device information, called set
Standby information and the current process of session etc..For example, the form of the conversation tag stored in the webserver is specifically as follows：
Session ID 1、Calling party number、Called party number、Service Tag。
If the label of session in list of labels the 203, be present, the webserver obtains the current process of session.
Wherein, current process is the mark of session carried traffic.In embodiments of the present invention, current process is used to refer to
Show the current carried traffic of session, the business being subsequently not carried out to cause the webserver to continue executing with.
For the embodiment of the present invention, if the current process of session is last business of session, i.e. the session includes
Each equal executed of business, then the webserver session is sent to next network element, carried out follow-up operation.
204th, the webserver performs the follow-up business of the current process of session.
For the embodiment of the present invention, step 204 is specifically as follows：The webserver is according to iFC (Initial Filter
Criteria, initial filter criteria) it is regular, perform the follow-up business of the current process of session.For example, current process is business 2,
Then the webserver sequentially performs follow-up business 3 according to iFC rules.
For example, current sessions include 5 business, and business 3 is across a network business, and the webserver sequentially performs first
Business 1 and business 2, session is then anchored into fixed network and performs business 3.By current existing method, when the webserver connects
When receiving the session by the second network anchor time first network, None- identified session executed business 1, business 2 and the business 3,
Therefore the webserver sequentially performs business 1 and business 2 again, and is anchored into fixed network again and performs business 3, leads to not perform
Follow-up business 4 and business 5；And by method provided in an embodiment of the present invention, when the webserver is received by the second network
When the session of first network is returned in grappling, by inquiring about label corresponding to the session, the webserver determines the session executed industry
Business 1, business 2 and business 3, therefore it is able to carry out follow-up business 4 and business 5.
The method of calling provided in an embodiment of the present invention, applied to calling system, calling system includes calling terminal, called end
And the webserver, calling terminal initiate session to called end, called end and the webserver belong to first network, and session includes
Across a network business, across a network business need to be anchored into the second network by first network to be performed；The webserver connects first
The session returned by the second network anchor, and the mark of the session returned by the second network anchor according to reception are received, determines label column
It whether there is the label of session in table, list of labels is used for the label for storing current ongoing each session, the mark of session
Label include the mark of session and the current process of session, if the label of session in list of labels be present, obtain the current of session
Process, finally perform the follow-up business of the current process of session.With current session be anchored into repeatedly fixed network perform it is same across
Network is compared, and the embodiment of the present invention determines to whether there is the label of session in list of labels by the webserver, can
Determine to whether there is carried traffic in the session, so as to realize the follow-up business for the current process for performing session, i.e.,
Session can be avoided to be anchored into fixed network repeatedly and perform same across a network business, and then the follow-up business of session can be performed.
Illustrated as to method shown in Fig. 2, the method that the embodiment of the present invention provides another calling, such as Fig. 3 institutes
Show, methods described includes：
301st, the webserver receives the session returned by the second network anchor.
Wherein, the webserver can be S-CSCF network elements, or AS.
For the embodiment of the present invention, before step 301, can also include：Webserver order performs what session included
Each business, if desired performing across a network business, then session is anchored into the second network by the webserver from first network, so that
Obtaining the across a network business can be performed in the second network, and the session after execution across a network business is returned by the second network anchor
First network.
302nd, the webserver determines to whether there is the label of session in list of labels according to the mark of session.
Wherein, list of labels is used for the label for storing current ongoing each session, and the label of session includes session
Mark and session current process.In embodiments of the present invention, list of labels can be specifically stored in the webserver.
For the embodiment of the present invention, the label of session can specifically include the mark of session, caller device information, called set
Standby information and the current process of session etc..For example, the form of the conversation tag stored in the webserver is specifically as follows：
Session ID 1、Calling party number、Called party number、Service Tag。
For the embodiment of the present invention, preset prefix can be carried in the session that the second network anchor returns.Wherein, before preset
Sew the across a network business for indicating to have executed in session.Replacement as step 302：When the meeting that the webserver receives
When preset prefix is carried in words, the webserver determines to whether there is the mark of session in list of labels according to the mark of session
Label.
For the embodiment of the present invention, be able to will not specifically be carried using the session for carrying preset prefix as calling first
The session of preset prefix is as recall.Wherein, it is secondary to cry the session for referring to the across a network business that executed be present.At this
In inventive embodiments, determine preset prefix whether is carried in session by the webserver, further determine whether in label
The label of session is searched in list, can be avoided when the webserver receives session first, meeting is searched in list of labels
The label of words, and cause the larger situation of time delay for performing business in session, effect is performed so as to improve business in session
Rate.
For the embodiment of the present invention, when session is anchored into the second network by the webserver by first network, second
Corresponding network element receives session, and across a network business corresponding to execution first in network, then adds and uses in the header field of session
In the preset prefix of mark session executed, to enable first network quickly to identify the session, finally by executed inter-network
Network business and added preset prefix Session Anchor return first network in.For example, preset prefix can be " 601 " or " 602 "
Deng.
Alternatively, after step 302, can also include：If the label of session, network service are not present in list of labels
Device performs first business of session, and the label of session is added in list of labels according to the work flow of session.Its
In, the current process that label includes is the mark of first business.
For the embodiment of the present invention, by the way that when performing first business of session, the session is added in list of labels
Label, the business that the session currently performs can be recorded in the label of session, so as in session by the second network anchor
When returning first network surely, the webserver can identify the across a network business that executed in the session be present.
If the label of session in list of labels the 303, be present, the webserver obtains the current process of session.
Wherein, current process is the mark of session carried traffic.In embodiments of the present invention, current process is used to refer to
Show the current carried traffic of session, the business being subsequently not carried out to cause the webserver to continue executing with.
For the embodiment of the present invention, if the current process of session is last business of session, i.e. the session includes
Each equal executed of business, then the webserver session is sent to next network element, carried out follow-up operation.
304th, the webserver performs the follow-up business of the current process of session.
For the embodiment of the present invention, step 304 is specifically as follows：The webserver performs working as session according to iFC rules
The follow-up business of preceding process.For example, current process is business 2, then the webserver sequentially performs follow-up according to iFC rules
Business 3.
For example, current sessions include 5 business, and business 3 is across a network business, and the webserver sequentially performs first
Business 1 and business 2, session is then anchored into fixed network and performs business 3.By current existing method, when the webserver connects
When receiving the session by the second network anchor time first network, None- identified session executed business 1, business 2 and the business 3,
Therefore the webserver sequentially performs business 1 and business 2 again, and is anchored into fixed network again and performs business 3, leads to not perform
Follow-up business 4 and business 5；And by method provided in an embodiment of the present invention, when the webserver is received by the second network
When the session of first network is returned in grappling, by inquiring about label corresponding to the session, the webserver determines the session executed industry
Business 1, business 2 and business 3, therefore it is able to carry out follow-up business 4 and business 5.
305th, the current process of session in list of labels is revised as the business of webserver execution by the webserver
Mark.
Pair and the embodiment of the present invention, by the way that the current process of session is revised as into the across a network that the webserver is carrying out
Business, so that proper when needing to perform follow-up across a network business, the webserver is performed and worked as according to amended current process
The follow-up across a network business of preceding process.
For example, the webserver is according to iFC rules, after sequentially performing follow-up business 3, it will the current process of words is repaiied
Business 3 is changed to, when session is anchored into the webserver again, the webserver is able to carry out industry by inquiring about current process
Other follow-up across a network business of business 3.
306th, when the session is ended, the webserver deletes the label of session in list of labels.
For the embodiment of the present invention, by deleting the label of the session terminated in list of labels, label column can be reduced
The memory space that table takes, so as to avoid the excessive situation of webserver load；And it can avoid due to label column
Conversation tag quantity in table is excessive, and causes the webserver to inquire about the excessive situation of time delay of certain conversation tag, so as to
The time delay of conversation tag is inquired about to reduce the webserver in list of labels.
The method of calling provided in an embodiment of the present invention, applied to calling system, calling system includes calling terminal, called end
And the webserver, calling terminal initiate session to called end, called end and the webserver belong to first network, and session includes
Across a network business, across a network business need to be anchored into the second network by first network to be performed；The webserver connects first
The session returned by the second network anchor, and the mark of the session returned by the second network anchor according to reception are received, determines label column
It whether there is the label of session in table, list of labels is used for the label for storing current ongoing each session, the mark of session
Label include the mark of session and the current process of session, if the label of session in list of labels be present, obtain the current of session
Process, finally perform the follow-up business of the current process of session.With current session be anchored into repeatedly fixed network perform it is same across
Network is compared, and the embodiment of the present invention determines to whether there is the label of session in list of labels by the webserver, can
Determine to whether there is carried traffic in the session, so as to realize the follow-up business for the current process for performing session, i.e.,
Session can be avoided to be anchored into fixed network repeatedly and perform same across a network business, and then the follow-up business of session can be performed.
Further, the method for calling provided in an embodiment of the present invention, determine whether taken in session by the webserver
With preset prefix, further determine whether to search the label of session in list of labels, can avoid when the webserver connects
When receiving session first, the label of session is searched in list of labels, and causes the larger feelings of the time delay for performing business in session
Condition, so as to improve the execution efficiency of business in session；By the webserver determine whether to carry in session it is preset before
Sew, further determine whether to search the label of session in list of labels, can avoid first when the webserver receives
During words, the label of session is searched in list of labels, and causes the larger situation of the time delay for performing business in session, so as to
Improve the execution efficiency of business in session；By the way that the current process of session is revised as into the across a network that the webserver is carrying out
Business, so that proper when needing to perform follow-up across a network business, the webserver is performed and worked as according to amended current process
The follow-up across a network business of preceding process；The label of the session terminated by deleting in list of labels, list of labels can be reduced
The memory space of occupancy, so as to avoid the excessive situation of webserver load, and it can avoid due to list of labels
In conversation tag quantity it is excessive, and cause the webserver to inquire about the excessive situation of time delay of certain conversation tag, so as to
Reduce the time delay that the webserver inquires about conversation tag in list of labels.
Further, as the realization to method shown in Fig. 2 and Fig. 3, the embodiment of the present invention additionally provides a kind of calling
Device, in the webserver, the webserver to be located at calling system, calling system also includes calling terminal and called end, main
End is made to initiate session to called end, called end and the webserver belong to first network, and session includes across a network business, inter-network
Network business needs to be performed into the webserver by the second network anchor, for performing the follow-up business of session, such as Fig. 4 institutes
Show, described device includes：Receiving unit 41, determining unit 42, acquiring unit 43, execution unit 44.
Receiving unit 41, for receiving the session returned by the second network anchor.
Determining unit 42, for the mark of the session received according to receiving unit 41, determine to whether there is in list of labels
The label of session.
Wherein, list of labels is used for the label for storing current ongoing each session, and the label of session includes session
Mark and session current process.
Acquiring unit 43, for when determining unit 42 determines the label of session to be present in list of labels, obtaining session
Current process.
Wherein, current process is the mark of session carried traffic.
Execution unit 44, the follow-up business of the current process of the session for performing the acquisition of acquiring unit 43.
Execution unit 44, it is additionally operable to, when the label of session is not present in list of labels, according to the work flow of session, hold
First business of guild's words.
Further, as shown in figure 5, described device also includes：Adding device 51.
Adding device 51, for execution unit 44 perform session first across a network business after, in list of labels
Add the label of session.
Wherein, the current process that label includes is the mark of first business.
Alternatively, described device also includes：Change unit 52.
Unit 52 is changed, for the current process of session in list of labels to be modified to carry out into business that unit 44 performs
Mark.
The session that the second network anchor that receiving unit 41 receives returns carries preset prefix.
Wherein, preset prefix is used to indicate the across a network business that executed in session be present.
Alternatively, described device also includes：Delete unit 53.
Unit 53 is deleted, for when the session is ended, deleting the label of session in list of labels.
The device of calling provided in an embodiment of the present invention, applied to calling system, calling system includes calling terminal, called end
And the webserver, calling terminal initiate session to called end, called end and the webserver belong to first network, and session includes
Across a network business, across a network business need to be anchored into the second network by first network to be performed；The webserver connects first
The session returned by the second network anchor, and the mark of the session returned by the second network anchor according to reception are received, determines label column
It whether there is the label of session in table, list of labels is used for the label for storing current ongoing each session, the mark of session
Label include the mark of session and the current process of session, if the label of session in list of labels be present, obtain the current of session
Process, finally perform the follow-up business of the current process of session.With current session be anchored into repeatedly fixed network perform it is same across
Network is compared, and the embodiment of the present invention determines to whether there is the label of session in list of labels by the webserver, can
Determine to whether there is carried traffic in the session, so as to realize the follow-up business for the current process for performing session, i.e.,
Session can be avoided to be anchored into fixed network repeatedly and perform same across a network business, and then the follow-up business of session can be performed.
Further, the device of calling provided in an embodiment of the present invention, determine whether taken in session by the webserver
With preset prefix, further determine whether to search the label of session in list of labels, can avoid when the webserver connects
When receiving session first, the label of session is searched in list of labels, and causes the larger feelings of the time delay for performing business in session
Condition, so as to improve the execution efficiency of business in session；By the webserver determine whether to carry in session it is preset before
Sew, further determine whether to search the label of session in list of labels, can avoid first when the webserver receives
During words, the label of session is searched in list of labels, and causes the larger situation of the time delay for performing business in session, so as to
Improve the execution efficiency of business in session；By the way that the current process of session is revised as into the across a network that the webserver is carrying out
Business, so that proper when needing to perform follow-up across a network business, the webserver is performed and worked as according to amended current process
The follow-up across a network business of preceding process；The label of the session terminated by deleting in list of labels, list of labels can be reduced
The memory space of occupancy, so as to avoid the excessive situation of webserver load, and it can avoid due to list of labels
In conversation tag quantity it is excessive, and cause the webserver to inquire about the excessive situation of time delay of certain conversation tag, so as to
Reduce the time delay that the webserver inquires about conversation tag in list of labels.
It should be noted that other in the device of the calling provided in the embodiment of the present invention corresponding to each unit are accordingly retouched
State, may be referred to the corresponding description in Fig. 2 and Fig. 3, will not be repeated here.
The device of calling provided in an embodiment of the present invention can realize the embodiment of the method for above-mentioned offer, and concrete function is realized
The explanation in embodiment of the method is referred to, will not be repeated here.The method and device of calling provided in an embodiment of the present invention can be with
The business being adapted for carrying out in session, but it is not limited only to this.
One of ordinary skill in the art will appreciate that realize all or part of flow in above-described embodiment method, being can be with
The hardware of correlation is instructed to complete by computer program, described program can be stored in a computer read/write memory medium
In, the program is upon execution, it may include such as the flow of the embodiment of above-mentioned each method.Wherein, described storage medium can be magnetic
Dish, CD, read-only memory (Read-Only Memory, ROM) or random access memory (Random Access
Memory, RAM) etc..
The foregoing is only a specific embodiment of the invention, but protection scope of the present invention is not limited thereto, any
Those familiar with the art the invention discloses technical scope in, the change or replacement that can readily occur in, all should
It is included within the scope of the present invention.Therefore, protection scope of the present invention should be defined by scope of the claims.
Claims (10)
1. a kind of method of calling, applied to calling system, it is characterised in that the calling system includes calling terminal, called end
And the webserver, the calling terminal initiate session to the called end, the called end and the webserver belong to
First network, the session include across a network business, and the across a network business needs to be anchored into the second net by the first network
Performed in network；Methods described includes：
The webserver receives the session returned by second network anchor；
The webserver determines to whether there is the label of the session, institute in list of labels according to the mark of the session
The label that list of labels is used to store current ongoing each session is stated, the label of the session includes the mark of the session
Knowledge and the current process of the session；
If the label of the session in the list of labels be present, working as the webserver acquisition session is advanced
Journey, the current process are the mark of the session carried traffic；
The webserver performs the follow-up business of the current process of the session.
2. the method for calling according to claim 1, it is characterised in that methods described also includes：
If the label of the session is not present in the list of labels, the webserver is suitable according to the business of the session
Sequence, perform first business of the session；
The webserver adds the label of the session in the list of labels, and the current process that the label includes is
The mark of first business.
3. the method for calling according to claim 1, it is characterised in that the webserver performs working as the session
After the step of follow-up business of preceding process, in addition to：
The current process of session described in the list of labels is revised as the webserver and performed by the webserver
Business mark.
4. the method for calling according to claim 1, it is characterised in that the session that second network anchor returns carries
Preset prefix, the preset prefix are used to indicate the across a network business that executed in the session be present.
5. the method for calling according to claim 1, it is characterised in that methods described also includes：
When the conversation end, the webserver deletes the label of session described in the list of labels.
A kind of 6. device of calling, in the webserver, the webserver to be located at calling system, it is characterised in that
The calling system also includes calling terminal and called end, and the calling terminal initiates session to the called end, the called end and
The webserver belongs to first network, and the session includes across a network business, and the across a network business is needed by described
First network is anchored into the second network and performed；Described device includes：
Receiving unit, for receiving the session returned by second network anchor；
Determining unit, for the mark of the session received according to the receiving unit, determine to whether there is in list of labels
The label of the session, the list of labels are used for the label for storing current ongoing each session, the mark of the session
Label include the mark of the session and the current process of the session；
Acquiring unit, for when the determining unit determines to exist in the list of labels label of the session, obtaining institute
The current process of session is stated, the current process is the mark of the session carried traffic；
Execution unit, the follow-up business of the current process of the session obtained for performing the acquiring unit.
7. the device of calling according to claim 6, it is characterised in that
The execution unit, it is additionally operable to when the label of the session is not present in the list of labels, according to the session
Work flow, perform first business of the session；
Described device also includes：Adding device；
The adding device, for perform the session in the execution unit first across a network business after, in the mark
The label of the session is added in label list, the current process that the label includes is the mark of first business.
8. the device of calling according to claim 6, it is characterised in that described device also includes：Change unit；
The modification unit, performed for the current process of session described in the list of labels to be revised as into the execution unit
Business mark.
9. the device of calling according to claim 6, it is characterised in that
The session that second network anchor that the receiving unit receives returns carries preset prefix, and the preset prefix is used for
Indicate the across a network business that executed in the session be present.
10. the device of calling according to claim 6, it is characterised in that described device also includes：Delete unit；
The deletion unit, for when the conversation end, deleting the label of session described in the list of labels.
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| CN101064661A (en) * | 2006-04-29 | 2007-10-31 | 华为技术有限公司 | Method and apparatus for notifying user to complement service |
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| CN102469427A (en) * | 2010-11-15 | 2012-05-23 | 中国移动通信集团公司 | Method, system and device for realizing one-number service |
| CN102833211A (en) * | 2011-06-13 | 2012-12-19 | 华为软件技术有限公司 | Network communication method, system, network elements and call session control function entity |
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| US8340626B2 (en) * | 2006-04-28 | 2012-12-25 | Qualcomm Incorporated | System and method for supporting voice call continuity for VOIP emergency calls |
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| CN101064661A (en) * | 2006-04-29 | 2007-10-31 | 华为技术有限公司 | Method and apparatus for notifying user to complement service |
| CN101764802A (en) * | 2009-02-04 | 2010-06-30 | 华为终端有限公司 | Method, server and terminal equipment for playing multimedia tone during talking |
| CN102469427A (en) * | 2010-11-15 | 2012-05-23 | 中国移动通信集团公司 | Method, system and device for realizing one-number service |
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