CN104333608B - Mobile terminal and its implementation method of the bis- stack connections of list PDP, device - Google Patents
Mobile terminal and its implementation method of the bis- stack connections of list PDP, device Download PDFInfo
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- CN104333608B CN104333608B CN201310309230.1A CN201310309230A CN104333608B CN 104333608 B CN104333608 B CN 104333608B CN 201310309230 A CN201310309230 A CN 201310309230A CN 104333608 B CN104333608 B CN 104333608B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/08—Protocols for interworking; Protocol conversion
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Abstract
The present invention provides the implementation method of a kind of mobile terminal and its bis- stacks connections of list PDP, device, belongs to mobile communication field.This method comprises: switch process: obtaining mobile terminal the first PDP activation request message to be sent, and the first PDP activation request message is converted to the second PDP activation request message, the PDP type of the second PDP activation request message is IPv4v6；Sending step: the second PDP activation request message is sent to network side；Analyzing step: the PDP activation response message that parsing network side returns, IP address information and dns address information needed for connection is established in acquisition；Address assigning step: the IP address information and dns address information are distributed into host, with the connection established between the host and network side.By means of the invention it is possible to which mobile terminal is made to establish the bis- stack connections of list PDP under the network side after Rel8.
Description
Technical field
The present invention relates to mobile communication field, the realization side of a kind of mobile terminal and its bis- stacks connections of list PDP is particularly related to
Method, device.
Background technique
IPv6(Internet Protocol Version6, internet protocol version 6), address knot big with address space
Structure is easy to implement Address Aggregation, supports Address Autoconfiguration, support host mobility, and safety and service are quality in IPv4
Many merits such as (Internet Protocol Version4, internet protocol versions 4).Either 3GPP(The3rd
Generation Partnership Project, the 3rd generation partner program) UMTS(Universal Mobile
Telecommunications System, Universal Mobile Communication System) or 3GPP2 CDMA2000(Code Division
Multiple Access2000, CDMA 2000) system, it is all early to have been determined that IPv6 is network side load, service application
Developing direction.Especially in IMS(IP Multimedia Subsystem, the IP multimedia system of 3G) stage, network side system
It will be based on or be compatible with comprehensively IPv6, IPv6 has become the shared basic agreement of internet and mobile radio communication.
For mobile terminal when establishing connection, wireless communication protocol stack can send PDP(Packet Data Protocol, point
Group data protocol) Context activation request message to network side establishes required IP address, DNS(Domain to obtain connection
Name System, domain name system) address and other relevant configuration informations.The mobile terminal of early stage only supports IPv4, so mobile
Terminal can only send the PDP activation request message of IPv4 to network side, obtain the IP address and dns address of IPv4, establish IPv4
Link.Later with the development of IPv6 technology, mobile terminal introduces IPv6 function, and IPv6 also can be transmitted in mobile terminal later
PDP activation request message to network side, obtain the IP address and dns address of IPv6, establish the link of IPv6.But it is assisted in 3GPP
Before discussing Rel8 version, mobile terminal can only support a PDP Context to carry a kind of link of IP type.Mobile terminal is established
When double stacks connect, need to send two PDP activation request messages simultaneously, the PDP type of an activation request message is IPv4, separately
The PDP type of one activation request message is IPv6.After activating successfully, the data transmission of two kinds of IP types needs to be carried on correspondence
PDP Context on.3GPP agreement introduces the concept of the bis- stacks of single PDP in Rel8 version, and a PDP Context can be simultaneously
Carry two links of IPv4 and IPv6.But the mobile terminal of early stage can only support the bis- stacks of double PDP, i.e. IPv4 link and IPv6 link
Two independent PDP Contexts are needed to carry, this mobile terminal for resulting in early stage can not under the network side after Rel8
Establish the bis- stack connections of list PDP.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of mobile terminal and its implementation method of list PDP bis- stacks connection,
Device can make mobile terminal establish the bis- stack connections of list PDP under the network side after Rel8.
In order to solve the above technical problems, the embodiment of the present invention offer technical solution is as follows:
On the one hand, a kind of implementation method of bis- stack connections of mobile terminal list PDP is provided, comprising:
Switch process: obtaining mobile terminal the first PDP activation request message to be sent, and by first PDP activation
Request message is converted to the second PDP activation request message, and the PDP type of the second PDP activation request message is IPv4v6；
Sending step: the second PDP activation request message is sent to network side；
Analyzing step: the PDP activation response message that parsing network side returns, IP address information needed for connection is established in acquisition
With dns address information；
Address assigning step: distributing to host for the IP address information and dns address information, with establish the host with
Connection between network side.
Further, in above scheme, the switch process is specifically included:
From upper intercepting and capturing mobile terminal the first PDP activation request message to be sent of eating dishes without rice or wine, first PDP activation is requested
Original PDP type in message replaces with IPv4v6, and the protocol configuration option of the first PDP activation request message is arranged
To request another type of domain name system DNS address information except original PDP type to network side, the second PDP activation is obtained
Request message.
Further, in above scheme, when the first PDP activation request message is that IPv4PDP activates request message,
The switch process includes:
From eat dishes without rice or wine it is upper intercept and capture the first PDP activation request message, and by the original in the first PDP activation request message
Beginning PDP, type IPv4 replaced with IPv4v6, increased IPv6's in the protocol configuration option of the first PDP activation request message
DNS request information field obtains the second PDP activation request message；
When the first PDP activation request message is that IPv6PDP activates request message, the switch process includes:
From eat dishes without rice or wine it is upper intercept and capture the first PDP activation request message, and by the original in the first PDP activation request message
Beginning PDP, type IPv6 replaced with IPv4v6, increased IPv4's in the protocol configuration option of the first PDP activation request message
DNS request information field obtains the second PDP activation request message.
Further, in above scheme, the IP address information includes the address IPv4, and the dns address information includes
There is the address IPv4DNS, the address assigning step includes:
The DynamicHost setting Protocol DHCP messages for receiving the host request address IPv4, will by dhcp response message
The host is distributed in the address IPv4 and the address IPv4DNS.
Further, in above scheme, the IP address information includes IPV6 prefix addresses, the dns address information
It include the address IPv6DNS, the address assigning step includes:
The IPV6 route request information for receiving the host, by IPV6 advertising of route message by the IPV6 prefix addresses
The host is distributed to the address IPv6DNS, so that the host generates the address global I PV6 according to the IPV6 prefix addresses.
Further, in above scheme, it is described by IPV6 advertising of route message by the IPV6 prefix addresses and
IPv6DNS is distributed to address after host further include:
Detecting step: the IPV6 neighbor request message for carrying the address global I PV6 of the host is received, according to described
The address global I PV6 carries out address conflict detection, and address conflict testing result is returned to institute by IPV6 neighbours' response message
State host.
Further, in above scheme, the method also includes:
Back-off procedure: in the PDP activation response message further including when having PDP activation error code, according to the PDP
The corresponding backoff rules of error code are activated, the bis- stack connections of double PDP for establishing mobile terminal or the mono- stack connection of list PDP are attempted.
Further, in above scheme, the back-off procedure includes:
It include since failure is established in the bis- stack connections of list PDP caused by IPv6 connection in the PDP activation response message
PDP activation error code when, into the mono- stack starting state of IPv4, attempt the mono- stack connection of IPv4 for establishing mobile terminal；
It include that the address IPV4 connects the PDP activation for establishing failure with the bis- stacks of list PDP in the PDP activation response message
When error code, into the bis- stack starting states of double PDP, the mono- stack dialing of IPV6 is initiated, the bis- stacks of double PDP for attempting to establish mobile terminal connect
It connects；
It include that the address IPV6 connects with the bis- stacks of list PDP and establishes the PDP of failure and swash in the PDP activation response message
When error code living, into the bis- stack starting states of double PDP, the mono- stack dialing of IPV4 is initiated, the bis- stacks of double PDP for establishing mobile terminal are attempted
Connection.
The embodiment of the invention also provides a kind of realization devices of the bis- stack connections of mobile terminal list PDP, comprising:
Converting unit, for obtaining mobile terminal the first PDP activation request message to be sent, and by the first PDP
Activation request message is converted to the second PDP activation request message, and the PDP type of the second PDP activation request message is
IPv4v6；
Transmission unit, for sending the second PDP activation request message to network side；
Resolution unit, for parsing the PDP activation response message of network side return, IP address needed for connection is established in acquisition
Information and dns address information；
Allocation unit distributes to host for the IP address information and dns address information, to establish the host
Connection between network side.
Further, in above scheme, the converting unit is specifically used for be sent from upper intercepting and capturing mobile terminal of eating dishes without rice or wine
Original PDP type in the first PDP activation request message is replaced with IPv4v6 by the first PDP activation request message, and will
The protocol configuration option of the first PDP activation request message is set as requesting to network side another except original PDP type
The domain name system DNS address information of type obtains the second PDP activation request message.
Further, in above scheme, when the first PDP activation request message is that IPv4PDP activates request message,
The converting unit is used for from upper intercepting and capturing the first PDP activation request message of eating dishes without rice or wine, and first PDP activation request is disappeared
Original PDP type IPv4 in breath replaces with IPv4v6, increases in the protocol configuration option of the first PDP activation request message
The DNS request information field for adding IPv6 obtains the second PDP activation request message；
When the first PDP activation request message is that IPv6PDP activates request message, the converting unit is used for from sky
The first PDP activation request message is intercepted and captured on mouthful, and by the original PDP type in the first PDP activation request message
IPv6 replaces with IPv4v6, increases the DNS request letter of IPv4 in the protocol configuration option of the first PDP activation request message
Field is ceased, the second PDP activation request message is obtained.
Further, in above scheme, the IP address information includes the address IPv4, and the dns address information includes
There is the address IPv4DNS,
Agreement is arranged in the DynamicHost that the allocation unit is specifically used for receiving the host request address IPv4
The host is distributed to by dhcp response message in the address IPv4 and IPv4 dns address by dhcp message.
Further, in above scheme, the IP address information includes IPV6 prefix addresses, the dns address information
It include IPv6 dns address,
The allocation unit is specifically used for receiving the IPV6 route request information of the host, is routed by IPV6 logical
It accuses message and the IPV6 prefix addresses and IPv6 dns address is distributed into the host, so that the host is according to the IPV6
Prefix addresses generate the address global I PV6.
Further, in above scheme, described device further include:
Detection unit, for passing through IPV6 advertising of route message for the IPV6 prefix addresses in the allocation unit
After distributing to host with IPv6 dns address, the IPV6 neighbor request for carrying the address global I PV6 for receiving the host disappears
Breath carries out address conflict detection according to the address the global I PV6, and address conflict testing result is responded by IPV6 neighbours
Message returns to the host.
Further, in above scheme, described device further include:
Rollback unit, for further including in the PDP activation response message when having PDP activation error code, according to institute
The corresponding backoff rules of PDP activation error code are stated, the bis- stack connections of double PDP for establishing mobile terminal is attempted or the mono- stack of list PDP connects
It connects.
The embodiment of the invention also provides a kind of mobile terminals, including the bis- stack connections of mobile terminal list PDP as described above
Realization device.
The embodiment of the present invention has the advantages that
In above scheme, the case where not supporting the bis- stack functions of single PDP for early stage mobile terminal, by asking PDP activation
It asks the original PDP type in message to replace with IPv4v6, mobile terminal is enable normally to send the PDP activation request of IPv4v6
Message can parse corresponding IPv4 and IPv6 address information from the PDP activation response message that network side returns to network side,
To make mobile terminal establish the bis- stack connections of list PDP under the network side after Rel8.
Detailed description of the invention
Fig. 1 is the flow diagram of the implementation method of the bis- stack connections of single PDP of mobile terminal of the embodiment of the present invention；
Fig. 2 is the structural block diagram of the realization device of the bis- stack connections of single PDP of mobile terminal of the embodiment of the present invention；
Fig. 3 is the structural schematic diagram of mobile terminal of the embodiment of the present invention；
Fig. 4 is the Signalling exchange schematic diagram that mobile terminal of the embodiment of the present invention carries out the bis- stack dialing of list PDP；
Fig. 5 is the address assignment signalling interaction schematic diagram of mobile terminal of the embodiment of the present invention；
Fig. 6 is the status diagram of the bis- stack automatic rollbacks of mobile terminal of embodiment of the present invention list PDP.
Specific embodiment
To keep the embodiment of the present invention technical problems to be solved, technical solution and advantage clearer, below in conjunction with
Drawings and the specific embodiments are described in detail.
The embodiment of the present invention can not be built under the network side after Rel8 for the mobile terminal of early stage in the prior art
The problem of vertical bis- stacks of list PDP connect provides implementation method, device that a kind of mobile terminal and its bis- stacks of list PDP connect, can make
Mobile terminal establishes the bis- stack connections of list PDP under the network side after Rel8.
Fig. 1 is the flow diagram of the implementation method of the bis- stack connections of single PDP of mobile terminal of the embodiment of the present invention, such as Fig. 1
Shown, the present embodiment includes:
Step 101: obtaining mobile terminal the first PDP activation request message to be sent, and first PDP activation is asked
Message is asked to be converted to the second PDP activation request message, the PDP type of the second PDP activation request message is IPv4v6；
Step 102: sending the second PDP activation request message to network side；
Step 103: the PDP activation response message that parsing network side returns, IP address information needed for connection is established in acquisition
With dns address information；
Step 104: the IP address information and dns address information being distributed into host, to establish the host and network
Connection between side.
Implementation method of the invention, the case where not supporting the bis- stack functions of single PDP for early stage mobile terminal, by by PDP
Original PDP type in activation request message replaces with IPv4v6, and the PDP for enabling mobile terminal normally to send IPv4v6 swashs
Request message live to network side, and can be from the PDP activation response message that network side returns with parsing corresponding IPv4 and IPv6
Location information, so that mobile terminal be made to establish the bis- stack connections of list PDP under the network side after Rel8.
Specifically, the step 101 includes:
From upper intercepting and capturing mobile terminal the first PDP activation request message to be sent of eating dishes without rice or wine, first PDP activation is requested
Original PDP type in message replaces with IPv4v6, and the protocol configuration option of the first PDP activation request message is arranged
To request another type of domain name system DNS address information except original PDP type to network side, the second PDP activation is obtained
Request message.
Wherein, the first PDP activation request message can activate request message or IPv6PDP activation request to disappear for IPv4PDP
Breath.Mobile terminal is needed the first PDP activation request message in the bis- stacks connections of foundation list PDP (i.e. from the original for upper intercepting and capturing of eating dishes without rice or wine
Beginning PDP activation request message) in PDP type replace with IPv4v6, and modify protocol configuration option (PCO-IE) setting use
In to network side request dns address information；
Specifically, when the first PDP activation request message is that IPv4PDP activates request message, step 101 packet
It includes:
From eat dishes without rice or wine it is upper intercept and capture the first PDP activation request message, and by the original in the first PDP activation request message
Beginning PDP, type IPv4 replaced with IPv4v6, increased IPv6's in the protocol configuration option of the first PDP activation request message
DNS request information field obtains the second PDP activation request message；
Specifically, when the first PDP activation request message is that IPv6PDP activates request message, step 101 packet
It includes:
From eat dishes without rice or wine it is upper intercept and capture the first PDP activation request message, and by the original in the first PDP activation request message
Beginning PDP, type IPv6 replaced with IPv4v6, increased IPv4's in the protocol configuration option of the first PDP activation request message
DNS request information field obtains the second PDP activation request message.
It, will be in PDP activation response message after receiving the PDP activation response message that network side returns in the step 103
PDP type is revised as the type before replacement, parses IP address information and dns address from the PDP activation response message
Information.
When establishing connection, if the PDP type of the original PDP activation request message sent is IPv4, network is being received
After the PDP type that side returns is the PDP activation response message of IPv4v6, need to repair the PDP type in PDP activation response message
It is changed to IPv4；
When establishing connection, if the PDP type of the original PDP activation request message sent is IPv6, network is being received
After the PDP type that side returns is the PDP activation response message of IPv4v6, need to repair the PDP type in PDP activation response message
It is changed to IPv6.
Further, in above scheme, the IP address information includes the address IPv4, and the dns address information includes
Have the address IPv4DNS, step 104 includes: to receive the DHCP(DynamicHost setting agreement of the host request address IPv4) disappear
Breath carries out dhcp address negotiation, the host is distributed in the address IPv4 and the address IPv4DNS by dhcp response message.
Further, in above scheme, the IP address information includes IPV6 prefix addresses, the dns address information
It include the address IPv6DNS, the step 104 includes:
IPV6 route requests (RS) message for receiving the host, by IPV6 advertising of route message (RA) by the IPV6
The host is distributed in prefix addresses and the address IPv6DNS, so that the host generates the overall situation according to the IPV6 prefix addresses
The address IPV6.
Further, in above scheme, it is described by IPV6 advertising of route message by the IPV6 prefix addresses and
IPv6DNS is distributed to address after host further include:
Detecting step: receiving the IPV6 neighbor request message (NS) for carrying the address global I PV6 of the host, according to
The address the global I PV6 carries out address conflict detection；
Address conflict testing result is returned into the host by IPV6 neighbours' response message (NA).
Further, mobile terminal of the invention also supports automatic rollback function, i.e., in the bis- stacks dialing of initiation list PDP,
When network side does not support the bis- stack functions of the mono- PDP of IPv4v6, need to realize automatic rollback function.Specifically, the method is also wrapped
It includes back-off procedure: after the PDP activation response message for receiving network side return, judging whether wrap in PDP activation response message
PDP activation error code has been included, has further included swashing when having PDP activation error code according to the PDP in PDP activation response message
The corresponding backoff rules of work error code attempt the bis- stacks connections of double PDP for establishing mobile terminal or the mono- stack connection of list PDP.
Further, in above scheme, the back-off procedure includes:
It include since failure is established in the bis- stack connections of list PDP caused by IPv6 connection in the PDP activation response message
PDP activation error code when, into the mono- stack starting state of IPv4, attempt the mono- stack connection of IPv4 for establishing mobile terminal；
It include that the address IPV4 connects the PDP activation for establishing failure with the bis- stacks of list PDP in the PDP activation response message
When error code, into the bis- stack starting states of double PDP, the mono- stack dialing of IPV6 is initiated, the bis- stacks of double PDP for attempting to establish mobile terminal connect
It connects；
It include that the address IPV6 connects with the bis- stacks of list PDP and establishes the PDP of failure and swash in the PDP activation response message
When error code living, into the bis- stack starting states of double PDP, the mono- stack dialing of IPV4 is initiated, the bis- stacks of double PDP for establishing mobile terminal are attempted
Connection.
Specifically, include in the PDP activation response message #28 PDP activation error code when, attempt establish movement
The mono- stack connection of the IPv4 of terminal；
When in the PDP activation response message including the PDP activation error code of the address IPV4 and #52, IPV6 is initiated
The bis- stack connections of double PDP for establishing mobile terminal are attempted in single stack dialing；
When in the PDP activation response message including the PDP activation error code of the address IPV6 and #52, IPV4 is initiated
The bis- stack connections of double PDP for establishing mobile terminal are attempted in single stack dialing.
It is possible to further realize automatic rollback function according to following different scenes:
1, when the PDP activation error code that network side returns is #28, the dialing process of IPv4 will be initiated, IPv4 is established in trial
Single stack connection；
2, in the PDP activation response message that network side returns include the address IPV4 and swash without the PDP of specific SM reason
When error code living, it will initiate the dialing process of IPv6, attempt to establish the bis- stacks of double PDP；
3, when including the PDP activation error code of the address IPV4 and #52 in the PDP activation response message that network side returns,
The dialing process of IPv6 will be initiated, attempts to establish the bis- stack connections of double PDP；
4, when including the PDP activation error code of the address IPV6 and #52 in the PDP activation response message that network side returns,
The dialing process of IPv4 will be initiated, attempts to establish the bis- stack connections of double PDP；
5, when including the PDP activation error code of the address IPV4 and #50 in the PDP activation response message that network side returns,
The dialing process of IPv6 will be no longer initiated, prompting mobile terminal only works in the mono- mode stack of IPv4；
6, when including the PDP activation error code of the address IPV6 and #51 in the PDP activation response message that network side returns,
The dialing process of IPv4 will be no longer initiated, prompting mobile terminal only works in the mono- mode stack of IPv6.
Fig. 2 is the structural block diagram of the realization device of the bis- stack connections of single PDP of mobile terminal of the embodiment of the present invention, such as Fig. 2 institute
Show, the present embodiment includes:
Converting unit 20, for obtaining mobile terminal the first PDP activation request message to be sent, and by described first
PDP activation request message is converted to the second PDP activation request message, and the PDP type of the second PDP activation request message is
IPv4v6；
Transmission unit 22, for sending the second PDP activation request message to network side；
Resolution unit 24, for parsing the PDP activation response message of network side return, with obtaining IP needed for establishing connection
Location information and dns address information；
Allocation unit 26 distributes to host for the IP address information and dns address information, to establish the master
Connection between machine and network side.
Further, in above scheme, the converting unit is specifically used for be sent from upper intercepting and capturing mobile terminal of eating dishes without rice or wine
Original PDP type in the first PDP activation request message is replaced with IPv4v6 by the first PDP activation request message, and will
The protocol configuration option of the first PDP activation request message is set as requesting to network side another except original PDP type
The domain name system DNS address information of type obtains the second PDP activation request message.
Further, in above scheme, when the first PDP activation request message is that IPv4PDP activates request message,
The converting unit is used for from upper intercepting and capturing the first PDP activation request message of eating dishes without rice or wine, and first PDP activation request is disappeared
Original PDP type IPv4 in breath replaces with IPv4v6, increases in the protocol configuration option of the first PDP activation request message
The DNS request information field for adding IPv6 obtains the second PDP activation request message；
When the first PDP activation request message is that IPv6PDP activates request message, the converting unit is used for from sky
The first PDP activation request message is intercepted and captured on mouthful, and by the original PDP type in the first PDP activation request message
IPv6 replaces with IPv4v6, increases the DNS request letter of IPv4 in the protocol configuration option of the first PDP activation request message
Field is ceased, the second PDP activation request message is obtained.
Further, in above scheme, the IP address information includes the address IPv4, and the dns address information includes
There is IPv4 dns address,
Agreement is arranged in the DynamicHost that the allocation unit is specifically used for receiving the host request address IPv4
The host is distributed to by dhcp response message in the address IPv4 and IPv4 dns address by dhcp message.
Further, in above scheme, the IP address information includes IPV6 prefix addresses, the dns address information
It include IPv6 dns address,
The allocation unit is specifically used for receiving the IPV6 route request information of the host, is routed by IPV6 logical
It accuses message and the IPV6 prefix addresses and IPv6 dns address is distributed into the host, so that the host is according to the IPV6
Prefix addresses generate the address global I PV6.
Further, in above scheme, described device further include:
Detection unit, for passing through IPV6 advertising of route message for the IPV6 prefix addresses in the allocation unit
After distributing to host with IPv6 dns address, the IPV6 neighbor request for carrying the address global I PV6 for receiving the host disappears
Breath carries out address conflict detection according to the address the global I PV6, and address conflict testing result is responded by IPV6 neighbours
Message returns to the host.
Further, in above scheme, described device further include:
Rollback unit, for further including in the PDP activation response message when having PDP activation error code, according to institute
The corresponding backoff rules of PDP activation error code are stated, the bis- stack connections of double PDP for establishing mobile terminal is attempted or the mono- stack of list PDP connects
It connects.
Realization device of the invention, the case where not supporting the bis- stack functions of single PDP for early stage mobile terminal, by by PDP
Original PDP type in activation request message replaces with IPv4v6, and the PDP for enabling mobile terminal normally to send IPv4v6 swashs
Request message live to network side, and can be from the PDP activation response message that network side returns with parsing corresponding IPv4 and IPv6
Location information, so that mobile terminal be made to establish the bis- stack connections of list PDP under the network side after Rel8.
The embodiment of the invention also provides a kind of mobile terminals, including the bis- stack connections of mobile terminal list PDP as described above
Realization device, specifically, which can be the data card being arranged in host, may be implemented by the mobile terminal
Connection between host and network side.
With reference to the accompanying drawing and specific embodiment realization side that the bis- stacks of single PDP of mobile terminal of the invention are connected
Method, device describe in detail:
1, the mobile terminal includes WAN(Wide Area Network, wide area network) and LAN(Local Area
Network, local area network) two modules, wherein WAN module is obtained to connect for sending PDP activation request message and be built to network side
Required address information is found, specifically may include above-mentioned converting unit, transmission unit and resolution unit, LAN module is for controlling
The address information obtained from network side is simultaneously distributed to host by connection status between mobile terminal and host processed, specifically can be with
Including above-mentioned allocation unit.
Further, the WAN module of the mobile terminal carries out PDP Context with network side for controlling mobile terminal
Negotiate, to obtain the address IPv4 needed for IPv4 connection or the required address IPv6 and dns address information of IPv6 connection；Institute
The LAN module for stating mobile terminal, for controlling the connection status between mobile terminal and host, while be responsible for by WAN module from
IPv4 the and IPv6 address information that network side obtains negotiates and statelessly automatically configures to distribute to host by DHCP.
It is illustrated in figure 3 the module map of the mobile terminal of the specific embodiment of the invention, includes WAN mould in the mobile terminal
Block, LAN module and wireless communication protocol stack module, wherein WAN module carries out PDP association with network side for controlling mobile terminal
Quotient, LAN module are used to control the connection status and address negotiation before mobile terminal and host.When dial-up connection is established, host
Sending dialled number is requested to mobile terminal, WAN module control wireless communication protocol stack module transmission PDP activation request message to network
Side gets address information.After mobile terminal receives the PDP activation response message of network side return, WAN module notifies LAN mould
Block connects foundation with host, parses IP address information from the PDP activation response message that network side returns later and is supplied to
LAN module, LAN module negotiate to distribute to the address IPv4 and DNS information into host by DHCP, while by statelessly matching automatically
It sets and host is distributed into the address IPv6.
As shown in figure 4, carrying out the Signalling exchange signal of the bis- stack dialing of list PDP for mobile terminal in the specific embodiment of the invention
Figure, detailed process is as follows:
1, when dial-up connection is established, host Sending dialled number request to mobile terminal.
2, mobile terminal is after receiving dial request, and due to not supporting the bis- stacks dialing of single PDP, mobile terminal will be according to
The PDP activation request message of default setting initiation IPv4 or IPv6.When WAN module judges that current needs establish the bis- stacks of list PDP
Dialing will wherein then from the upper original PDP activation request message of intercepting and capturing of eating dishes without rice or wine before the transmission of original PDP activation request message
The PDP type of location information requesting part is revised as IPv4v6, while increasing IPv6 IPv4 DNS in protocol configuration option
Solicited message.If what mobile terminal default was sent is IPv4 PDP activation request message, WAN module is needed its address word
PDP type information in section is revised as 0x8d(IPv4v6 from 0x21(IPv4)), while in protocol configuration option (PCO-IE)
Increase the DNS request information field (0x03) of IPv6.If what mobile terminal default was sent is IPv6 PDP activation request message,
WAN module needs the PDP type information in its address field being revised as 0x8d(IPv4v6 from 0x57(IPv4)), while assisting
Discuss the DNS request information field for increasing IPv4 in config option (PCO-IE)；
In addition, directly transmitting original PDP activation if WAN module judgement does not need currently to establish the bis- stack dialing of single PDP
Request message is to network side.
3, protocol stack module is sent the PDP activation request message that WAN module obtains after the completion of modifying by wireless communication
To network side.
4, after network side receives the IPv4v6 PDP activation request message of mobile terminal transmission, by the address IPv4, IPv6
Location and other configurations Information encapsulation are activating in PDP response message, send back to mobile terminal, wherein other configurations packet
Include dns address information and/or error code information.
It 5, then will be in PDP activation response message after WAN module monitors that network side returns PDP activation response message
PDP type is revised as the PDP type that default is initiated, while the address IPv4, the address IPv6 are parsed from PDP activation response message
And dns address information, PDP activation response message is returned into wireless communication protocol stack module later.What if network side returned
Error code information is carried in PDP activation response message, WAN module will provide to control according to the error code information of parsing according to agreement
Wireless communication protocol stack processed carries out automatic rollback.
6, after wireless communication protocol stack module receives PDP activation response message, WAN module notifies LAN module and host to connect
It connects and is successfully established, LAN module will start IPv4 and IPv6 protocol stack.
7, WAN module provides the address IPv4 parsed from PDP activation response message, the address IPv6 and dns address
Give LAN module.
8, after LAN module receives the address information that WAN module provides, the address IPv4 and DNS is passed through into DHCP and negotiate to divide
Host is distributed to by statelessly automatically configuring in the address IPv6 by dispensing host, and IPv6 DNS is configured by stateful DHCPv6
Distribute to host.So far, address is assigned, and the successful connection between host and network side is established, between host and network side
It can communicate.
As shown in figure 5, distributing interaction figure for mobile terminal address disclosed by the invention, detailed process is as follows:
1, after LAN module receives the address IPv4 and dns address information that WAN module provides, will be negotiated by DHCP will
The address IPv4 and dns address information distribute to host, and specifically, LAN module receives the DHCP request of the host request address IPV4
After message, the address IPv4 and dns address information are distributed to by host by dhcp response message.
2, after LAN module receives the address IPv6 and dns address information that WAN module provides, will match automatically by statelessly
It sets and host is distributed into the address IPv6.Specifically, host can send route requests (RS) message to mobile terminal, and LAN module is received
To after route request information, the IPv6 prefix addresses that WAN module provides are returned into host by advertising of route (RA) message, it is main
Machine will automatically generate the address global I Pv6 after receiving IPv6 prefix addresses.LAN module will be configured by stateless DHCPV6 will
IPv6 DNS is allocated to host, and which is not described herein again.
3, after host generates the address global I Pv6, will send carry neighbor request (NS) message of the address global I Pv6 to
Mobile terminal carries out address conflict detection (DAD), and LAN module needs to construct corresponding neighbours after receiving neighbor request (NS) message
Notice (NA) message is sent to host, to complete address conflict detection (DAD).
Wherein, without successive sequential relationship, Fig. 5 is a kind of possible for above-mentioned IPv4 address negotiation and IPv6 address negotiation
Implementation procedure.
As shown in fig. 6, being the bis- stack automatic rollback state diagrams of mobile terminal list PDP disclosed by the invention, wherein SM(session pipe
Reason) it is session management module in the connection management layer (Connection Management) of wireless communication protocol stack, to pipe
It manages the state of activation of PDP Context and controls foundation, modification and the release of radio access bearer.In the present invention in order to realize
The automatic rollback of mobile terminal increases the bis- stacks terminations of the mono- PDP of IPv4v6_SM_DOWN(for the state machine of SM) and IPv4v6_
The work of the mono- PDP of SM_UP(bis- stacks) two kinds of termination states and the bis- stacks of the mono- PDP of corresponding IPv4v6_SM_COMING_UP(start) and
The bis- stacks of the mono- PDP of IPv4v6_SM_COMING_DOWN(are closed) two kinds of intermediate conversion states.These four states connect shape with other single stacks
State (the mono- stack starting of IPv4_SM_UP(IPv4), the mono- stack starting of IPv6_SM_UP(IPv6)) and the bis- stack state (IPv4_ of double PDP
The bis- stacks startings of IPv6_SM_UP, double PDP) between state transition process it is as follows:
1, before the bis- stack dialing of list PDP are established, SM module is in IPv4v6_SM_DOWN state, and mobile terminal receives list
After the Dial Number command of the bis- stacks of PDP, WAN module will control the bis- stacks activation requests of wireless communication protocol stack module transmission list PDP and disappear
Breath, and be IPv4v6_SM_COMING_UP by the status modifier of SM module；
2, after the bis- stacks of single PDP that mobile terminal receives network side return activate response message, WAN module judges network side
After receiving the bis- stack dial requests of single PDP of mobile terminal and being assigned with the address IPv4 and IPv6, by the status modifier of SM module
For IPv4v6_SM_UP, while notifying LAN module list PDP that bis- stacks connections are established；
3, in the case where connecting foundation, after mobile terminal receives the instruction that dialing disconnects, WAN module will be controlled wirelessly
Communication protocol stack module sends the bis- stacks of list PDP and deactivates request message, and is IPv4v6_SM_ by the status modifier of SM module
COMING_DOWN；
4, after mobile terminal receives single PDP bis- stacks deactivation response message of network side return, WAN module is by SM module
Status modifier be IPv4v6_SM_DOWN, while notifying LAN module list PDP bis- stacks connection disconnection；
5, after the bis- stacks of single PDP that mobile terminal receives network side return activate response message, WAN module judges network side
It can be IPv4_SM_UP by the status modifier of SM module, together when returning the address IPv4 and carrying the PDP activation error code of #50
What Shi Tongzhi LAN module was currently established is the mono- stack connection of IPv4；
6, after the bis- stacks of single PDP that mobile terminal receives network side return activate response message, WAN module judges network side
It can be IPv6_SM_UP by the status modifier of SM module, together when returning the address IPv6 and carrying the PDP activation error code of #51
What Shi Tongzhi LAN module was currently established is the mono- stack connection of IPv6；
7, after the bis- stacks of single PDP that mobile terminal receives network side return activate response message, WAN module judges network side
It can be IPv4_IPv6_SM_ by the status modifier of SM module when returning the address IPv4 and carrying the PDP activation error code of #52
COMING_UP controls wireless communication protocol stack module and initiates the mono- stack dialing of IPv6, later if dial-up success, by SM module
Status modifier be IPv4_IPv6_SM_UP, while notifying the bis- stacks connection foundation of the double PDP of LAN module；
8, after the bis- stacks of single PDP that mobile terminal receives network side return activate response message, WAN module judges network side
It can be IPv4_IPv6_SM_ by the status modifier of SM module when returning the address IPv6 and carrying the PDP activation error code of #52
COMING_UP controls wireless communication protocol stack module and initiates the mono- stack dialing of IPv4, later if dial-up success, by SM module
Status modifier be IPv4_IPv6_SM_UP, while notifying the bis- stacks connection foundation of the double PDP of LAN module；
9, after the bis- stacks of single PDP that mobile terminal receives network side return activate refuse information, if WAN module judges net
Control wireless communication protocol stack module is initiated the mono- stack dialing of IPv4 the reason is that when #28 by the PDP activation error code of network side refusal,
It is IPv4_SM_UP by the status modifier of SM module if dial-up success, while that notify that LAN module currently establishes is IPv4
Single stack connection；
Abnormal process is as follows:
10, after the bis- stacks of single PDP that mobile terminal receives the carrying other reasons of network side return activate refuse information,
The status modifier of SM module is IPv4v6_SM_DOWN by WAN module, while the connection of LAN module being notified to establish failure；
11, in the case where connecting foundation, PDP is caused to deactivate due to mobile terminal is abnormal at other, WAN mould
The status modifier of SM module is IPv4v6_SM_DOWN by block, while notifying the connection of LAN module is abnormal to disconnect.
This many functional component described in this description is all referred to as module, specifically to emphasize its realization side
The independence of formula.
In the embodiment of the present invention, module can use software realization, to be executed by various types of processors.Citing comes
It says, the executable code module of a mark may include the one or more physics or logical block of computer instruction, citing
For, object, process or function can be built as.Nevertheless, the executable code of institute's mark module is without physically
It is located together, but may include the different instructions being stored in Bu Tong physically, be combined together when in these command logics
When, it constitutes module and realizes the regulation purpose of the module.
In fact, executable code module can be the either many item instructions of individual instructions, and can even be distributed
It on multiple and different code segments, is distributed in distinct program, and is distributed across multiple memory devices.Similarly, it grasps
Making data can be identified in module, and can realize according to any form appropriate and be organized in any appropriate class
In the data structure of type.The operation data can be used as individual data collection and be collected, or can be distributed on different location
(including in different storage device), and at least partly can only be present in system or network side as electronic signal.
When module can use software realization, it is contemplated that the level of existing hardware technique, it is possible to implemented in software
Module, without considering the cost, those skilled in the art can build corresponding hardware circuit to realize correspondence
Function, the hardware circuit includes conventional ultra-large integrated (VLSI) circuit or gate array and such as logic core
The existing semiconductor of piece, transistor etc either other discrete elements.Module can also use programmable hardware device, such as
Field programmable gate array, programmable logic array, programmable logic device etc. are realized.
In each method embodiment of the present invention, the serial number of each step can not be used to limit the successive suitable of each step
Sequence, for those of ordinary skill in the art, without creative efforts, the successive variation to each step
Within protection scope of the present invention.
The above is a preferred embodiment of the present invention, it is noted that for those skilled in the art
For, without departing from the principles of the present invention, it can also make several improvements and retouch, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (16)
1. a kind of implementation method of the bis- stack connections of mobile terminal list PDP characterized by comprising
Switch process: mobile terminal the first PDP activation request message to be sent is obtained, and first PDP activation is requested
Message is converted to the second PDP activation request message, and the first PDP activation request message can disappear for the request of IPv4 PDP activation
Breath or IPv6 PDP activation request message, the PDP type of the second PDP activation request message are IPv4v6；
Sending step: the second PDP activation request message is sent to network side；
Analyzing step: parsing network side return PDP activation response message, acquisition establish connection needed for IP address information and
Dns address information；
Address assigning step: distributing to host for the IP address information and dns address information, to establish the host and network
Connection between side.
2. the implementation method of the bis- stack connections of mobile terminal list PDP according to claim 1, which is characterized in that the conversion
Step specifically includes:
From upper intercepting and capturing mobile terminal the first PDP activation request message to be sent of eating dishes without rice or wine, by the first PDP activation request message
In original PDP type replace with IPv4v6, and by the protocol configuration option of the first PDP activation request message be set as to
Network side requests another type of domain name system DNS address information except original PDP type, obtains the request of the second PDP activation
Message.
3. the implementation method of the bis- stack connections of mobile terminal list PDP according to claim 2, which is characterized in that
When the first PDP activation request message is the IPv4 PDP activation request message, the switch process includes:
From upper intercepting and capturing the first PDP activation request message of eating dishes without rice or wine, and will be original in the first PDP activation request message
PDP type IPv4 replaces with IPv4v6, increases IPv6's in the protocol configuration option of the first PDP activation request message
DNS request information field obtains the second PDP activation request message；
When the first PDP activation request message is the IPv6 PDP activation request message, the switch process includes:
From upper intercepting and capturing the first PDP activation request message of eating dishes without rice or wine, and will be original in the first PDP activation request message
PDP type IPv6 replaces with IPv4v6, increases IPv4's in the protocol configuration option of the first PDP activation request message
DNS request information field obtains the second PDP activation request message.
4. the implementation method of the bis- stack connections of mobile terminal list PDP according to any one of claim 1-3, feature exist
In the IP address information includes the address IPv4, and the dns address information includes IPv4 dns address, the address point
Include: with step
The DynamicHost setting Protocol DHCP messages for receiving the host request address IPv4, by dhcp response message by IPv4
Address and IPv4 dns address distribute to the host.
5. the implementation method of the bis- stack connections of mobile terminal list PDP according to any one of claim 1-3, feature exist
In the IP address information includes IPV6 prefix addresses, and the dns address information includes IPv6 dns address, describedly
Location allocation step includes:
The IPV6 route request information for receiving the host, by IPV6 advertising of route message by the IPV6 prefix addresses and
IPv6 dns address distributes to the host, so that the host generates the address global I PV6 according to the IPV6 prefix addresses.
6. the implementation method of the bis- stack connections of mobile terminal list PDP according to claim 5, which is characterized in that described to pass through
IPV6 advertising of route message is distributed to the IPV6 prefix addresses and IPv6 dns address after host further include:
Detecting step: the IPV6 neighbor request message for carrying the address global I PV6 of the host is received, according to the overall situation
The address IPV6 carries out address conflict detection, and address conflict testing result is returned to the master by IPV6 neighbours' response message
Machine.
7. the implementation method of the bis- stack connections of mobile terminal list PDP according to claim 1, which is characterized in that the method
Further include:
Back-off procedure: in the PDP activation response message further including when having PDP activation error code, according to the PDP activation
The corresponding backoff rules of error code attempt the bis- stack connections of double PDP for establishing mobile terminal or the mono- stack connection of list PDP.
8. the implementation method of the bis- stack connections of mobile terminal list PDP according to claim 7, which is characterized in that the rollback
Step includes:
It include since the PDP of failure is established in the bis- stack connections of list PDP caused by IPv6 connection in the PDP activation response message
When activating error code, into the mono- stack starting state of IPv4, the mono- stack connection of IPv4 for establishing mobile terminal is attempted；
It include that the address IPV4 connects the PDP activation mistake for establishing failure with the bis- stacks of list PDP in the PDP activation response message
When code, into the bis- stack starting states of double PDP, the mono- stack dialing of IPV6 is initiated, attempts the bis- stack connections of double PDP for establishing mobile terminal；
It include that the address IPV6 connects the PDP activation mistake for establishing failure with the bis- stacks of list PDP in the PDP activation response message
When error code, into the bis- stack starting states of double PDP, the mono- stack dialing of IPV4 is initiated, the bis- stacks of double PDP for attempting to establish mobile terminal connect
It connects.
9. a kind of realization device of the bis- stack connections of mobile terminal list PDP characterized by comprising
Converting unit, for obtaining mobile terminal the first PDP activation request message to be sent, and by first PDP activation
Request message is converted to the second PDP activation request message, and the first PDP activation request message can ask for IPv4 PDP activation
Message or IPv6 PDP activation request message are asked, the PDP type of the second PDP activation request message is IPv4v6；
Transmission unit, for sending the second PDP activation request message to network side；
Resolution unit, for parsing the PDP activation response message of network side return, IP address information needed for connection is established in acquisition
With dns address information；
Allocation unit distributes to host for the IP address information and dns address information, to establish the host and net
Connection between network side.
10. the realization device of the bis- stack connections of mobile terminal list PDP according to claim 9, which is characterized in that the conversion
Unit is specifically used for from upper intercepting and capturing mobile terminal the first PDP activation request message to be sent of eating dishes without rice or wine, by first PDP activation
Original PDP type in request message replaces with IPv4v6, and by the protocol configuration option of the first PDP activation request message
It is set as requesting another type of domain name system DNS address information except original PDP type to network side, obtains the 2nd PDP
Activate request message.
11. the realization device of the bis- stack connections of mobile terminal list PDP according to claim 10, which is characterized in that
The first PDP activation request message be the IPv4 PDP activation request message when, the converting unit be used for from
Eat dishes without rice or wine it is upper intercept and capture the first PDP activation request message, and by the original PDP type in the first PDP activation request message
IPv4 replaces with IPv4v6, increases the DNS request letter of IPv6 in the protocol configuration option of the first PDP activation request message
Field is ceased, the second PDP activation request message is obtained；
The first PDP activation request message be the IPv6 PDP activation request message when, the converting unit be used for from
Eat dishes without rice or wine it is upper intercept and capture the first PDP activation request message, and by the original PDP type in the first PDP activation request message
IPv6 replaces with IPv4v6, increases the DNS request letter of IPv4 in the protocol configuration option of the first PDP activation request message
Field is ceased, the second PDP activation request message is obtained.
12. the realization device of the bis- stack connections of the mobile terminal list PDP according to any one of claim 9-11, feature exist
In, the IP address information includes the address IPv4, and the dns address information includes IPv4 dns address,
The DynamicHost setting protocol DHCP that the allocation unit is specifically used for receiving the host request address IPv4 disappears
Breath, distributes to the host for the address IPv4 and IPv4 dns address by dhcp response message.
13. the realization device of the bis- stack connections of the mobile terminal list PDP according to any one of claim 9-11, feature exist
In, the IP address information includes IPV6 prefix addresses, and the dns address information includes IPv6 dns address,
The allocation unit is specifically used for receiving the IPV6 route request information of the host, is disappeared by IPV6 advertising of route
The IPV6 prefix addresses and IPv6 dns address are distributed to the host by breath, so that the host is according to the IPV6 prefix
Address generates the address global I PV6.
14. the realization device of the bis- stack connections of mobile terminal list PDP according to claim 13, which is characterized in that the dress
It sets further include:
Detection unit, in the allocation unit by IPV6 advertising of route message by the IPV6 prefix addresses and
After IPv6 dns address distributes to host, the IPV6 neighbor request for carrying the address global I PV6 for receiving the host disappears
Breath carries out address conflict detection according to the address the global I PV6, and address conflict testing result is responded by IPV6 neighbours
Message returns to the host.
15. the realization device of the bis- stack connections of mobile terminal list PDP according to claim 9, which is characterized in that described device
Further include:
Rollback unit, for further including in the PDP activation response message when having PDP activation error code, according to the PDP
The corresponding backoff rules of error code are activated, the bis- stack connections of double PDP for establishing mobile terminal or the mono- stack connection of list PDP are attempted.
16. a kind of mobile terminal, which is characterized in that including the mobile terminal list PDP as described in any one of claim 9-15
The realization device of double stack connections.
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| CN201310309230.1A CN104333608B (en) | 2013-07-22 | 2013-07-22 | Mobile terminal and its implementation method of the bis- stack connections of list PDP, device |
| PCT/CN2013/088495 WO2014161342A1 (en) | 2013-07-22 | 2013-12-04 | Mobile terminal and method and apparatus for implementing single pdp dual stack connection for same |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101674336A (en) * | 2008-09-08 | 2010-03-17 | 大唐移动通信设备有限公司 | Method, system and device for allocating IP addresses |
| CN102685854A (en) * | 2012-04-25 | 2012-09-19 | 中兴通讯股份有限公司 | Dial-up connection control method, wireless terminal and dial-up connection control system |
| CN102685118A (en) * | 2012-05-02 | 2012-09-19 | 中兴通讯股份有限公司 | Method and system for single-PDP (packet data protocol) and dual-stack serial dialing |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011018627A2 (en) * | 2009-08-12 | 2011-02-17 | Research In Motion Limited | Accommodating hybrid ipv4v6 network support |
| CN101997934A (en) * | 2009-08-21 | 2011-03-30 | 中国移动通信集团公司 | Method and system for accessing addresses, mobile terminal and application method thereof |
| CN103907374B (en) * | 2011-10-28 | 2018-11-16 | 瑞典爱立信有限公司 | IPv6 conversion process method and device |
-
2013
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101674336A (en) * | 2008-09-08 | 2010-03-17 | 大唐移动通信设备有限公司 | Method, system and device for allocating IP addresses |
| CN102685854A (en) * | 2012-04-25 | 2012-09-19 | 中兴通讯股份有限公司 | Dial-up connection control method, wireless terminal and dial-up connection control system |
| CN102685118A (en) * | 2012-05-02 | 2012-09-19 | 中兴通讯股份有限公司 | Method and system for single-PDP (packet data protocol) and dual-stack serial dialing |
Non-Patent Citations (1)
| Title |
|---|
| PDP type Signalling during PDP Context Activation;Nokia;《3GPP TSG-SA WG2 Meeting #64》;20080411;第1-8页 |
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