CN108235387A - The configuration method and device of packet switched link - Google Patents
The configuration method and device of packet switched link Download PDFInfo
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- CN108235387A CN108235387A CN201611193486.0A CN201611193486A CN108235387A CN 108235387 A CN108235387 A CN 108235387A CN 201611193486 A CN201611193486 A CN 201611193486A CN 108235387 A CN108235387 A CN 108235387A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W60/00—Affiliation to network, e.g. registration; Terminating affiliation with the network, e.g. de-registration
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/0005—Control or signalling for completing the hand-off
- H04W36/0011—Control or signalling for completing the hand-off for data sessions of end-to-end connection
- H04W36/0022—Control or signalling for completing the hand-off for data sessions of end-to-end connection for transferring data sessions between adjacent core network technologies
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/14—Reselecting a network or an air interface
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Abstract
The present invention relates to the communications fields, disclose the configuration method and device of a kind of packet switched link.In embodiment of the present invention, after detecting that terminal device is registered to LTE network, the radio protocol stack of terminal device establishes initial packet link exchange according to preset internet protocol address type；Terminal device, according to request message, judges whether to be multiplexed initial packet link exchange when receiving the request message for establishing targeted packets link exchange；If being multiplexed initial packet link exchange, initial packet link exchange is switched into data state, and be used as targeted packets link exchange, otherwise, according to request message, new destination packet switched link.Embodiment of the present invention, under the premise of ensuring that at least initial packet link exchange is to maintain resident LTE network all the way by radio protocol stack, the fully initial packet link exchange of multiplexing LTE radio protocol stacks activation avoids it idle, effectively improves the utilization rate of wireless network resource.
Description
Technical field
The present invention relates to the communications field, the configuration method and device of more particularly to a kind of packet switched link.
Background technology
Under LTE network, when mobile terminal is resident LTE network, the radio protocol stack of mobile terminal is the shifting automatically
Dynamic terminal establishes the packet switched link of acquiescence, so as to keep the mobile terminal permanently online, and after the mobile terminal
During continuous use, it is ensured that at least packet switched link is online all the way, so that it is guaranteed that the mobile terminal will not be from
LTE network falls back to GSM (Global System for Mobile Communication, global system for mobile communications) etc. 2/
In 3G network.
At present, using the mobile terminal of Android system, it is necessary to be that Android system asks the packet switched link activated, just meeting
It is used by the mobile terminal of Android system, then, the mobile terminal of Android system can not be automatically using above-mentioned radio protocol stack
The default packet link exchange that the mobile terminal is established.For this case, routinely solved there are the following two kinds in industry at present
Scheme, a kind of scheme are：The mobile terminal of Android system is first made to be registered to GSM network, then sent out under GSM network by Android system
Packet switched link activation request is played, after the packet switched link under GSM network is built up, then gravity treatment is to LTE network, due to this
When had packet switched link (packet switched link i.e. under GSM network), so the radio protocol stack of LTE network will not
The packet switched link of acquiescence is still further established, another scheme is：Mobile terminal does not use the radio protocol stack of LTE network certainly
The dynamic default packet link exchange established, but it is made to be left unused always in command mode, when Android system initiates activation packet switch
It is additional to establish packet switched link all the way during the request of link.
However, in the implementation of the present invention, the inventors of the present application found that by GSM network gravity treatment to LTE network
When, the packet switched link established under GSM network must again match to adapt to the demand of LTE high-speeds by one
The process of parameter is put, this can delay user be using the time of LTE network significantly, the quick user for residing in LTE network to expectation
For, very bad experience can be caused, it is additional to establish packet switched link all the way, although eliminating using default packet exchanging chain
The trouble on road, but have all the way that default packet link exchange is left unused always, the waste of radio resource is not only caused, but also increase
The power consumption of terminal.
Invention content
A kind of configuration method of packet switched link that is designed to provide of embodiment of the present invention causes terminal with device
Equipment resides directly in LTE network, effectively prevents the waiting process from the 2/3G such as GSM network reselections to LTE network, Er Qietong
Crossing radio protocol stack ensures that at least initial packet link exchange to maintain under the premise of being resident LTE network, is fully multiplexed all the way
The initial packet link exchange of radio protocol stack activation avoids it idle, effectively improves the utilization rate of wireless network resource, reduces
Power consumption of terminal.
In order to solve the above technical problems, embodiments of the present invention provide a kind of configuration method of packet switched link,
Including：
After detecting that terminal device is registered to the LTE network, the radio protocol stack of the terminal device is according to default
Internet protocol address type, establish initial packet link exchange；
The terminal device disappears when receiving the request message for establishing targeted packets link exchange according to the request
Breath, judges whether to be multiplexed the initial packet link exchange；
If being multiplexed the initial packet link exchange, the initial packet link exchange is switched into data state, and make
For the targeted packets link exchange, otherwise, according to the request message, the targeted packets link exchange is created.
Embodiments of the present invention additionally provide a kind of configuration device of packet switched link, including：
First establishes module, for after terminal device is registered to the LTE network, the wireless protocols of the terminal device
Stack establishes initial packet link exchange according to preset internet protocol address type；
First judgment module is receiving the request message for establishing targeted packets link exchange for the terminal device
When, according to the request message, judge whether to be multiplexed the initial packet link exchange；
Multiplexing module, described in when first judgment module judges to be multiplexed the initial packet link exchange, inciting somebody to action
Initial packet link exchange switchs to data state, and is used as the targeted packets link exchange；
Second establishes module, forbids being multiplexed the initial packet link exchange for working as the first judgment module judgement
When, according to the request message, create the targeted packets link exchange.
Embodiment of the present invention in terms of existing technologies, in the registration for detecting terminal device and being registered to LTE network
During message, the radio protocol stack of terminal device establishes initial packet exchanging chain according to preset internet protocol address type
Road, terminal device directly register with LTE network, effectively prevent terminal device and are first registered to GSM network, then from 2/3G such as GSM
Network reselection to LTE network waiting process, terminal device when receiving the request message for establishing targeted packets link exchange,
According to request message, judge whether to be multiplexed initial packet link exchange, if multiplexing initial packet link exchange, will initially divide
Group link exchange switchs to data state, and is used as targeted packets link exchange, and otherwise, according to request message, new destination grouping is handed over
Link is changed, under the premise of ensuring that at least initial packet link exchange is to maintain resident LTE network all the way by radio protocol stack,
The fully initial packet link exchange of multiplexing radio protocol stack activation avoids it idle, effectively improves the profit of wireless network resource
With rate, power consumption of terminal is reduced.
In addition, it is described according to the request message, judge whether to be multiplexed the initial packet link exchange, specifically include：
Whether the IP address type for detecting the request message is adapted with the IP address type of the initial packet link exchange；If
The IP address type of the request message is adapted with the IP address type of the initial packet link exchange, then is multiplexed described first
Beginning packet switched link can fast and accurately be judged by IP address type, identify that initial packet exchanges so as to imitate
Whether link can be re-used.
In addition, the IP address type according to the request message whether the IP with the initial packet link exchange
Address style matches, and judges whether to be multiplexed before the initial packet link exchange, further include：Judge the request message
Access point name APN is identical with the APN of the initial packet link exchange, it is ensured that the type of business of initial packet link exchange
It is identical with the type of business of premises equipment requests.
In addition, it after creating the targeted packets link exchange, is further included according to the request message described：It closes
The initial packet link exchange effectively prevents initial packet link exchange and is constantly in idle state, improves wireless network
The utilization rate of network resource reduces power consumption of terminal.
Description of the drawings
Fig. 1 is the configuration method flow chart according to a kind of packet switched link of first embodiment of the invention；
Fig. 2 is the configuration method flow chart according to a kind of packet switched link of second embodiment of the invention；
Fig. 3 is the structure diagram according to a kind of configuration device of packet switched link of third embodiment of the invention；
Fig. 4 is the structure diagram according to a kind of configuration device of packet switched link of four embodiment of the invention.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached drawing to each reality of the present invention
The mode of applying is explained in detail.However, it will be understood by those skilled in the art that in each embodiment of the present invention,
In order to make the reader understand this application better, many technical details are proposed.But even if without these technical details and base
In the various changes and modifications of following embodiment, the application technical solution claimed can also be realized.
First embodiment of the invention is related to a kind of configuration method of packet switched link.Idiographic flow is as shown in Figure 1.
In a step 101, initial packet link exchange is established.
Specifically, after detecting that terminal device is registered to LTE network, the radio protocol stack of terminal device is according to default
Internet protocol address type, establish initial packet link exchange, that is to say, that terminal device resides directly in LTE nets
Network, the radio protocol stack of terminal device establish the initial packet link exchange of corresponding IP address type for it automatically, wherein, it presets
Internet protocol address type include at least one below：IPv4, IPv6, IPv4v6, it is generally the case that IP address type
IPv4v6 can be defaulted as, but user can modify as needed.Terminal device resides directly in LTE network, effectively avoids
From the 2/3G such as GSM network reselections to the waiting process of LTE network.
In a step 102, whether detection access point name is identical, if access point name is identical, performs step 103,
Otherwise step 105 is performed.
Specifically, the RIL (Radio Interface Layer, radio interface layer) of terminal device is to radio protocol stack
The access point name APN of current initial packet link exchange is inquired, and detection terminal equipment establishes targeted packets link exchange
Whether the APN in request message is identical with the APN of initial packet link exchange, while preserves testing result, if APN is identical,
Then the type of business of premises equipment requests is identical with the type of business of initial packet link exchange, performs step 103, further IP
Whether address style is identical, if APN is differed, performs step 105, new destination packet switched link.Pass through the inspection of APN
Survey, can effectively detect initial packet link exchange type of business and premises equipment requests type of business it is whether identical,
Ensure that initial packet link exchange is multiplexed by the targeted packets link exchange of identical services type.
In step 103, whether detection IP address type is identical, if IP address type is identical, performs step 104,
Otherwise step 105 is performed.
Specifically, the RIL of terminal device inquires the IP address class of current initial packet link exchange to radio protocol stack
Type, and whether the IP address type that detection terminal equipment is established in the request message of targeted packets link exchange is handed over initial packet
The IP address type for changing link is adapted, while preserve testing result, if the IP address type and initial packet of request message
The IP address type of link exchange is adapted, then performs step 104, and initial packet link exchange is multiplexed with targeted packets exchanges
Otherwise link performs step 105, new destination packet switched link.It further says, the feelings whether IP address type is adapted
Condition, shown in table 1 specific as follows：
Table 1
At step 104, initial packet link exchange is multiplexed with targeted packets link exchange.
Specifically, initial packet link exchange is switched to data state, as targeted packets link exchange, the number such as IP is carried out
According to transmission.By radio protocol stack ensure at least all the way initial packet link exchange to maintain the premise of resident LTE network
Under, the initial packet link exchange of radio protocol stack activation is fully multiplexed, avoids it idle, effectively improves wireless network resource
Utilization rate.
In step 105, new destination packet switched link.
Specifically, when initial packet link exchange cannot be multiplexed, need to establish targeted packets friendship according to terminal device
The request message of link is changed, for the terminal device new destination packet switched link, to carry out the transmission of the data such as IP.
In step 106, initial packet link exchange is closed.
Specifically, when being terminal device new destination packet switched link, initial packet link exchange will be in idle
State needs to be turned off, and so as to improve the utilization rate of wireless network resource, reduces power consumption of terminal.
Embodiment of the present invention, in terms of existing technologies, terminal device reside directly in LTE network, terminal device
Radio protocol stack establish the initial packet link exchange of corresponding IP address type for it automatically, effectively prevent terminal device elder generation
GSM network is registered to, then mesh is established when terminal device receives to the waiting process of LTE network from the 2/3G such as GSM network reselections
When marking the request message of packet switched link, by the APN of the request message and APN of initial packet link exchange, business is detected
Whether type is identical, so that it is guaranteed that initial packet link exchange can be answered by the targeted packets link exchange of identical services type
With, when APN is identical, the further IP address type of the IP address type of solicitation message and initial packet link exchange
It is whether identical, so as to fast and accurately determine whether that initial packet link exchange can be multiplexed, when multiplexing initial packet exchanging chain
Initial packet link exchange is switched to data state and as targeted packets link exchange, so as to fully be multiplexed wireless protocols by Lu Shi
The initial packet link exchange of stack activation avoids it idle, effectively improves the utilization rate of wireless network resource, first when that cannot be multiplexed
During beginning packet switched link, for the terminal device new destination packet switched link, and initial packet link exchange is closed, effectively
It avoids initial packet link exchange and is constantly in idle state, reduce power consumption of terminal.
Second embodiment of the invention is related to a kind of configuration method of packet switched link.Second embodiment is real first
It applies and is further improved on the basis of mode, mainly the improvement is that：In second embodiment of the invention, not only wrap
The process for establishing targeted packets link exchange is included, further includes the process for closing targeted packets link exchange, it is specific as shown in Figure 2.
In step 201, initial packet link exchange is established.
In step 202, whether detection access point name is identical, if access point name is identical, performs step 203,
Otherwise terminate.
In step 203, whether detection IP address type is identical, if IP address type is identical, performs step 204,
Otherwise step 205 is performed.
In step 204, initial packet link exchange is multiplexed with targeted packets link exchange.
In step 205, new destination packet switched link.
In step 206, initial packet link exchange is closed.
In step 207, it detects whether to receive the request message for closing targeted packets link exchange, if received,
Step 208 is then performed, is otherwise terminated.
Specifically, due to the permanent online characteristic of LTE network, so also needing to consider that terminal device initiates packet switch
The situation namely terminal device of the request message of link-down, which detect whether to receive in real time, closes targeted packets link exchange
Request message if receiving the request message for closing targeted packets link exchange, performs step 208, otherwise terminates.
In a step 208, whether detection initial packet link exchange is multiplexed with targeted packets link exchange, if initially
Packet switched link is multiplexed with targeted packets link exchange, then performs step 209, otherwise performs step 210.
Specifically, due to when initial packet switched link is multiplexed with targeted packets link exchange, one is just only existed
Road packet switched link, so targeted packets link exchange cannot be directly closed at this time, if directly closing targeted packets exchanging chain
Road then can cause network to fall back in the 2/3G networks such as GSM, need into one because no packet switched link is kept
Whether step detection initial packet link exchange is multiplexed with targeted packets link exchange, if initial packet link exchange is re-used
For targeted packets link exchange, then step 209 is performed, targeted packets link exchange is switched into command mode, otherwise performs step
210, close targeted packets link exchange.
It further says, since the RIL of terminal device is during targeted packets link exchange is established, target can be preserved
Packet switched link and the APN of initial packet link exchange and the whether identical testing result of IP address type, it is possible to straight
The testing result preserved according to RIL is connect, judges whether initial packet link exchange is multiplexed with targeted packets link exchange.
In step 209, targeted packets link exchange is switched into command mode.
Specifically, when initial packet switched link is multiplexed with targeted packets link exchange, targeted packets are exchanged
Link switchs to command mode, to stop data transmission, but keeps packet switched link online.
In step 210, targeted packets link exchange is closed.
Specifically, when initial packet switched link is not multiplexed with targeted packets link exchange, then will directly close
The packet switched link specified in the request message of targeted packets link exchange is closed.
Present embodiment gives the correlated process for closing targeted packets link exchange, and shows in particular initial packet
When link exchange is multiplexed with targeted packets link exchange, the detailed process of targeted packets link exchange is closed, so that it is guaranteed that extremely
Rare initial packet link exchange all the way, to maintain resident LTE network.
The step of various methods divide above, be intended merely to describe it is clear, when realization can be merged into a step or
Certain steps are split, are decomposed into multiple steps, as long as comprising identical logical relation, all in the protection domain of this patent
It is interior；To inessential modification is either added in algorithm in flow or introduces inessential design, but do not change its algorithm
Core design with flow is all in the protection domain of the patent.
Third embodiment of the invention is related to a kind of configuration device of packet switched link, as shown in figure 3, including：First
It establishes module 31, the first judgment module 32, Multiplexing module 33, second establish 34 and first closedown module 35 of module, wherein, first
Judgment module 32 specifically includes：Access point name judgment sub-unit 321, detection sub-unit 322 and determination subelement 323.
First establishes module 31, for after terminal device is registered to LTE network, the radio protocol stack of terminal device according to
Preset internet protocol address type, establishes initial packet link exchange.
First judgment module 32, for terminal device when receiving the request message for establishing targeted packets link exchange,
According to request message, judge whether to be multiplexed initial packet link exchange.
Access point name judgment sub-unit 321, for judge the access point name APN of request message whether with initial packet
The APN of link exchange is identical, and identical with the APN of initial packet link exchange in the access point name APN of decision request message
When, detection trigger subelement 322.
Detection sub-unit 322, for solicitation message IP address type whether the IP with initial packet link exchange
Address style is adapted.
Determination subelement 323, in the IP address class of the IP address type of request message and initial packet link exchange
When type is adapted, judgement multiplexing packet switched link.
Multiplexing module 33, for when the first judgment module 32 judge multiplexing initial packet link exchange when, by initial packet
Link exchange switchs to data state, and is used as targeted packets link exchange.
Second establishes module 34, for when the first judgment module 32 judgement forbid be multiplexed initial packet link exchange when, root
According to request message, new destination packet switched link.
First closedown module 35 establishes module 34 according to request message, new destination packet switched link for working as second
When, close initial packet link exchange.
It is not difficult to find that present embodiment be with the corresponding system embodiment of first embodiment, present embodiment can be with
First embodiment is worked in coordination implementation.The relevant technical details mentioned in first embodiment still have in the present embodiment
Effect, in order to reduce repetition, which is not described herein again.Correspondingly, the relevant technical details mentioned in present embodiment are also applicable in
In first embodiment.
It is noted that each module involved in present embodiment is logic module, and in practical applications, one
A logic unit can be a part for a physical unit or a physical unit, can also be with multiple physics lists
The combination of member is realized.In addition, in order to protrude the innovative part of the present invention, it will not be with solving institute of the present invention in present embodiment
The technical issues of proposition, the less close unit of relationship introduced, but this does not indicate that there is no other single in present embodiment
Member.
Four embodiment of the invention is related to a kind of configuration device of packet switched link.4th embodiment is in third reality
It applies and is further improved on the basis of mode, mainly the improvement is that：In four embodiment of the invention, not only wrap
First is included to establish module 31, the first judgment module 32, Multiplexing module 33, second establish 34 and first closedown module 35 of module,
In, the first judgment module 32 specifically includes：Access point name judgment sub-unit 321, detection sub-unit 322 and determination subelement
323, it further includes：Second judgment module 36, the second closedown module 37, wherein, the second closedown module specifically includes：Multiplexing detection
Unit 371 closes subelement 372 with targeted packets link exchange, as shown in Figure 4.
First establishes module 31, for after terminal device is registered to LTE network, the radio protocol stack of terminal device according to
Preset internet protocol address type, establishes initial packet link exchange.
First judgment module 32, for terminal device when receiving the request message for establishing targeted packets link exchange,
According to request message, judge whether to be multiplexed initial packet link exchange.
Access point name judgment sub-unit 321, for judge the access point name APN of request message whether with initial packet
The APN of link exchange is identical, and identical with the APN of initial packet link exchange in the access point name APN of decision request message
When, detection trigger subelement 322.
Detection sub-unit 322, for solicitation message IP address type whether the IP with initial packet link exchange
Address style is adapted.
Determination subelement 323, in the IP address class of the IP address type of request message and initial packet link exchange
When type is adapted, judgement multiplexing packet switched link.
Multiplexing module 33, for when the first judgment module 32 judge multiplexing initial packet link exchange when, by initial packet
Link exchange switchs to data state, and is used as targeted packets link exchange.
Second establishes module 34, for when the first judgment module 32 judgement forbid be multiplexed initial packet link exchange when, root
According to request message, new destination packet switched link.
First closedown module 35 establishes module 34 according to request message, new destination packet switched link for working as second
When, close initial packet link exchange.
Second judgment module 36, for judge terminal device whether receive close targeted packets link exchange request disappear
Breath.
Second closedown module 37 closes targeted packets exchange for being received in the second judgment module 36 judgement terminal device
During the request message of link, targeted packets link exchange is closed.
Detection sub-unit 371 is multiplexed, for detecting whether initial packet link exchange is multiplexed with targeted packets exchanging chain
Road.
Targeted packets link exchange closes subelement 372, for detecting that initial packet is handed in multiplexing detection sub-unit 371
When changing link and being multiplexed with targeted packets link exchange, targeted packets link exchange is switched into command mode or is detected in multiplexing
When subelement 371 detects that initial packet link exchange is not multiplexed with targeted packets link exchange, close targeted packets and exchange
Link.
Since second embodiment is corresponded with present embodiment, present embodiment can be mutual with second embodiment
Match implementation.The relevant technical details mentioned in second embodiment are still effective in the present embodiment, implement second
The attainable technique effect of institute can similarly be realized in the present embodiment in mode, no longer superfluous here in order to reduce repetition
It states.Correspondingly, the relevant technical details mentioned in present embodiment are also applicable in second embodiment.
It will be appreciated by those skilled in the art that all or part of the steps of the method in the foregoing embodiments are can to pass through
Program is completed to instruct relevant hardware, which is stored in a storage medium, is used including some instructions so that one
A equipment (can be microcontroller, chip etc.) or processor (processor) perform each embodiment the method for the application
All or part of step.And aforementioned storage medium includes：USB flash disk, mobile hard disk, read-only memory (ROM, Read-Only
Memory), random access memory (RAM, Random Access Memory), magnetic disc or CD etc. are various can store journey
The medium of sequence code.
It will be understood by those skilled in the art that the respective embodiments described above are to realize specific embodiments of the present invention,
And in practical applications, can to it, various changes can be made in the form and details, without departing from the spirit and scope of the present invention.
Claims (12)
1. a kind of configuration method of packet switched link, which is characterized in that applied to long term evolution LTE network, including：
After detecting that terminal device is registered to the LTE network, the radio protocol stack of the terminal device is according to preset mutual
Networking protocol IP address type, establishes initial packet link exchange；
The terminal device, according to the request message, is sentenced when receiving the request message for establishing targeted packets link exchange
It is disconnected whether to be multiplexed the initial packet link exchange；
If being multiplexed the initial packet link exchange, the initial packet link exchange is switched into data state, and as institute
Targeted packets link exchange is stated, otherwise, according to the request message, creates the targeted packets link exchange.
2. the configuration method of packet switched link according to claim 1, which is characterized in that described to be disappeared according to the request
Breath, judges whether to be multiplexed the initial packet link exchange, specifically include：
Whether the IP address type for detecting the request message is adapted with the IP address type of the initial packet link exchange；
It is multiple if the IP address type of the request message is adapted with the IP address type of the initial packet link exchange
With the initial packet link exchange.
3. the configuration method of packet switched link according to claim 2, which is characterized in that described according to the request
The IP address type of message whether the IP address type matching with the initial packet link exchange, judge whether described in multiplexing
Before initial packet link exchange, further include：
Judge that the access point name APN of the request message is identical with the APN of the initial packet link exchange.
4. the configuration method of packet switched link according to claim 1, which is characterized in that described according to the request
Message after creating the targeted packets link exchange, further includes：
Close the initial packet link exchange.
5. the configuration method of packet switched link according to claim 1, which is characterized in that establishing the targeted packets
After link exchange, further include：
The terminal device detects whether to receive the request message for closing the targeted packets link exchange；
If the terminal device receives the request message for closing the targeted packets link exchange, the target point is closed
Group link exchange.
6. the configuration method of packet switched link according to claim 5, which is characterized in that described to close the target point
Group link exchange, specifically includes：
Detect whether the initial packet link exchange is multiplexed with the targeted packets link exchange；
If the initial packet link exchange is multiplexed with the targeted packets link exchange, the targeted packets are exchanged
Link switchs to command mode；
If the initial packet link exchange is not multiplexed with the targeted packets link exchange, the targeted packets are closed
Link exchange.
7. the configuration method of packet switched link according to claim 1, which is characterized in that the preset internet protocol
It discusses IP address type and includes at least one below：
IPv4、IPv6、IPv4v6。
8. a kind of configuration device of packet switched link, which is characterized in that applied to long term evolution LTE network, including：
First establishes module, for after terminal device is registered to the LTE network, the radio protocol stack root of the terminal device
According to preset internet protocol address type, initial packet link exchange is established；
First judgment module, for the terminal device when receiving the request message for establishing targeted packets link exchange, root
According to the request message, judge whether to be multiplexed the initial packet link exchange；
Multiplexing module, for when first judgment module judge be multiplexed the initial packet link exchange when, will it is described initially
Packet switched link switchs to data state, and is used as the targeted packets link exchange；
Second establishes module, for when first judgment module judgement forbid being multiplexed the initial packet link exchange when, root
According to the request message, the targeted packets link exchange is created.
9. the configuration device of packet switched link according to claim 8, which is characterized in that the first judgment module tool
Body includes：Detection sub-unit and determination subelement；
The detection sub-unit, for detect the IP address type of the request message whether with the initial packet link exchange
IP address type be adapted；
The determination subelement, in the IP of the IP address type of the request message and the initial packet link exchange
When location type is adapted, judgement is multiplexed the packet switched link.
10. the configuration device of packet switched link according to claim 9, which is characterized in that first judgment module
It further includes：Access point name judgment sub-unit；
Described access point title judgment sub-unit, for judge the access point name APN of the request message whether with it is described just
The APN of beginning packet switched link is identical, and is exchanged in the access point name APN for judging the request message with the initial packet
When the APN of link is identical, the detection sub-unit is triggered.
11. the configuration device of packet switched link according to claim 8, which is characterized in that further include：First closes mould
Block；
First closedown module establishes module according to the request message for working as described second, creates the targeted packets
During link exchange, the initial packet link exchange is closed.
12. the configuration device of packet switched link according to claim 8, which is characterized in that further include the second judgement mould
Block and the second closedown module；
Second judgment module closes the targeted packets link exchange for judging whether the terminal device receives
Request message；
Second closedown module closes asking for the targeted packets link exchange for being received in the judgement terminal device
When seeking message, the targeted packets link exchange is closed.
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