CN104320373A - Protocol interworking device between application server and terminal and method for implementing the same - Google Patents
Protocol interworking device between application server and terminal and method for implementing the same Download PDFInfo
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- CN104320373A CN104320373A CN201410316342.4A CN201410316342A CN104320373A CN 104320373 A CN104320373 A CN 104320373A CN 201410316342 A CN201410316342 A CN 201410316342A CN 104320373 A CN104320373 A CN 104320373A
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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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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L61/00—Network arrangements, protocols or services for addressing or naming
- H04L61/45—Network directories; Name-to-address mapping
- H04L61/4505—Network directories; Name-to-address mapping using standardised directories; using standardised directory access protocols
- H04L61/4511—Network directories; Name-to-address mapping using standardised directories; using standardised directory access protocols using domain name system [DNS]
Abstract
The present invention discloses a protocol interworking device between an application server and a terminal and a method for implementing the same. The method comprises: a domain name resolution module that comprises a domain name information record library and a domain name dynamic record processing sub-module and is used for receiving records of a domain name from a dynamic domain name server and querying other records of the domain name from a protocol conversion module; and the protocol conversion module that comprises an earthquake mapping relation record library and a mapping relation processing sub-module and is used for generating record information of the domain name through querying an address mapping relation record library or selecting an IP address from an address database and returning a result to the domain name resolution module. The protocol interworking device and the method are able to associate the records about the online and dynamic domain name establishment of the application server with the process for the protocol conversion module to establish an address mapping relation, to change the implementation process for triggering and establishing an address mapping relation via a terminal access, to improve the domain name resolution process for different protocol stack interworking scenes, and to optimize the process for the domain name resolution module and the protocol conversion module to establish an address mapping relation.
Description
Technical field
The present invention relates to Next Generation Internet technology, particularly relate to the protocol interconnection device between a kind of application server and terminal and its implementation.
Background technology
When adopting dynamic access mode, application server is obtaining IP address after certification.When adopting the mono-stack of IPv4 to access, application server only obtains IPv4 address; When adopting the mono-stack of IPv6 to access, application server only obtains IPv6 address.After completing IP address assignment, the IP address of application server will be reported to dynamic domain name server (DDNS), by DDNS server by the A of application server domain name record or AAAA recording synchronism in name server.When terminal access application server, terminal, according to normal flow process initiated domain name analysis, can obtain the IP address of application server, so just achieves the communication with application server.
But in this implementation, the record of the IP address class type that name server only has application server to support usually, such as application server only supports IPv4, then name server only has the A record of application server domain name; Otherwise name server only has AAAA record or the A6 record of application server domain name.When terminal and application server adopt different protocol stacks, terminal cannot obtain correct application server address by domain name mapping, even if or obtain correct address also cannot initiate access, message cannot arrive application server.
Adopting the mutual communication issue of different protocol stacks in order to solve terminal and application server respectively, usually adopting now NAT64 protocol conversion module to realize the intercommunication of terminal and application server together with DNS64 domain name resolution server.Wherein, NAT64 is used for protocol conversion, with IPv4 heading substitute I Pv6 heading or with IPv6 heading substitute I Pv4 heading, with the communication between support terminal and application server; Meanwhile, DNS64 is responsible for domain name mapping, the AAAA recording domain name analysis request of receiving terminal, and initiates A record analysis request respectively to authorization server, after acquisition A record, generates the AAAA record of domain name by assigned ip v6 prefix.In the implementation of NAT64, NAT64 Interworking gateway is the mapping relations that terminal and application server maintain between IPv4 and IPv6 address; DNS64 is responsible for rewriting the record type in domain name mapping response message.NAT-PT is a kind of by the protocol interconnection technology abrogated, and this technology solves IPv4 simultaneously and accesses the problem that IPv6 or IPv6 accesses IPv4, its reduced form and NAT64.NAT64 agreement or NAT-PT agreement are all triggered by the domain name mapping request of terminal and create mapping relations, and need the record form of rewriting dns response message, inherently change the process of domain name mapping, and add the complexity of domain name resolution server.
As a rule, the agreements such as NAT64 or NAT-PT may be used for the use scenes of the corresponding fixed ip address of domain name of application server, may be used for the scene adopting DDNS, but this mode does not utilize the feature of DDNS very well, too increases terminal access time delay yet.
Summary of the invention
In view of this, main purpose of the present invention is to provide the protocol interconnection device between a kind of application server and terminal and its implementation, for application server dynamic access network, and adopt the intercommunication scene of different agreement stack with terminal, be adopted as the mode of domain name dynamic creation new record, domain name mapping module and protocol conversion module is utilized directly to consult, application server is reached the standard grade, the record of dynamic creation domain name creates the processes such as address mapping relation and is associated with protocol conversion module, change terminal access and trigger the implementation procedure creating address mapping relation and the domain name resolution process improving different agreement stack intercommunication scene, the process of address mapping relation is created with optimizing field name parsing module and protocol conversion module.And realize the load balancing between different agreement modular converter by domain name mapping module, thus be conducive to the Scaledeployment of protocol conversion module.
For achieving the above object, technical scheme of the present invention is achieved in that
A protocol interconnection device between application server and terminal, comprises domain name mapping module and protocol conversion module; Wherein:
Domain name parsing module, for receiving the record of domain name from dynamic domain name server, and to other records of protocol conversion module nslookup;
Described protocol conversion module, by inquire address mapping relations record storehouse or the recorded information selecting generation domain name in IP address from address base, and by this result returns to field name analysis module.
Wherein, domain name parsing module comprises domain-name information record storehouse and domain name dynamically recording process submodule, and domain name information record storehouse, for recording the record of type=A and type=AAAA of domain name; Communicated with described protocol conversion module by domain name dynamically recording process submodule.
Described protocol conversion module, comprises earthquake mapping relations record storehouse and mapping relations process submodule; Described address mapping relation record storehouse, for recording the mapping relations between the IPv4 address of the type=A of domain name and the IPv6 address of type=AAAA, and completes protocol conversion by described mapping relations process submodule according to the address mapping relation of domain name.
Described mapping relations process submodule completes protocol conversion according to the address mapping relation of domain name, is specially: with IPv6 heading substitute I Pv4 heading or with IPv4 heading substitute I Pv6 heading.
Described protocol conversion module and domain name mapping module is utilized to coordinate the two record stacks generating domain name mapping module, simultaneously in local calculated address mapping relations.
An implementation method for protocol interconnection device between application server and terminal, mainly comprises:
A, domain name mapping device is utilized to create the step of dynamically recording;
B, protocol conversion apparatus is utilized to realize the step of address mapping relation.
The implementation method of the protocol interconnection device between application server according to claim 6 and terminal, it is characterized in that, steps A comprises:
The record that A1, reception dynamic domain name server send, comprises domain name, A record or AAAA record;
A2, domain name mapping module are to the record of protocol conversion module inquiry other types; The information that domain name parsing module is submitted to comprises the IP address of domain name, record type and correspondence thereof;
A3, domain name mapping module receive the record of the specified type that protocol conversion module returns, and are stored in local resource record storehouse together with the record of original buffer memory.
Preferably, described steps A comprises further:
The record type that the information that this request is carried comprises domain name, needs are deleted, IP address; After receiving record delete request, domain name mapping module according to inquiry of the domain name domain-name information record storehouse, and deletes all records of type=A and type=AAAA of domain name.
Wherein, described step B comprises:
B1, local address storehouse is set;
The record queries request of B2, acceptance domain name analysis module, determines the domain name that inquiry request is carried and IP address;
Whether B3, confirmation have these mapping relations in address mapping relation record storehouse.If had, then direct address in address mapping relation record storehouse to be processed through mapping relations process submodule returns to field name analysis module; Otherwise select an address from local address storehouse, mapping relations are set up in the address of carrying with inquiry request, and Query Result is returned to domain name mapping module;
The address mapping relation of B4, record queries request in address mapping relation storehouse.
Preferably, comprise further after described step B: when the situation that application server rolls off the production line or other trigger recordings are deleted occurs, domain name mapping module receiving record removal request, and the domain name of removal request being carried is sent to protocol conversion module; Protocol conversion module according to inquiry of the domain name address mapping relation record storehouse, and therefrom deletes the relative recording in address mapping relation storehouse corresponding to domain name.
Protocol interconnection device between application server provided by the present invention and terminal and its implementation, have the following advantages:
The present invention is by being located at the domain name mapping module creation dynamically recording in application server, and when receiving A record, domain name mapping module is application server domain name dynamic creation AAAA record; When receiving AAAA record, domain name mapping module is application server domain name dynamic creation A record, is IPv4 mono-stack application server domain name dynamic creation AAAA record, is IPv6 mono-stack application server domain name dynamic creation A record.And carry out domain name mapping module switching domain name relevant information by the address mapping relation process submodule of protocol conversion module, and the A of dynamic creation application server domain name records the mapping relations between IPv4 address and AAAA record IPv6 address.Domain name mapping module initiates record queries to protocol conversion module after the domain name mapping request obtaining single stack application server, the inquiry request of protocol conversion module acceptance domain name analysis module, IP address is selected according to inquiry request, and by selection result returns to field name analysis module, generate simultaneously and safeguard the mapping relations between the A record of domain name and AAAA record, realize protocol conversion process during intercommunication between terminal and application server, reduce time delay, thus optimize the process of domain name mapping module and protocol conversion module establishment address mapping relation.Further, achieve the load balancing between different agreement modular converter by domain name mapping module, thus be conducive to the Scaledeployment of protocol conversion module.
Accompanying drawing explanation
Fig. 1 is domain name mapping module and the protocol conversion module schematic diagram of protocol interconnection device of the present invention;
Fig. 2 is the dynamically recording visioning procedure schematic diagram of domain name mapping module;
Fig. 3 is the schematic flow sheet that domain name mapping module deletes dynamically recording;
Fig. 4 is the schematic flow sheet that protocol conversion module creates address mapping relation;
Fig. 5 is the schematic flow sheet that protocol conversion module deletes address mapping relation.
Embodiment
Below in conjunction with accompanying drawing and embodiments of the invention, method of the present invention is described in further detail.
Fig. 1 is domain name mapping module and the protocol conversion module schematic diagram of protocol interconnection device of the present invention.As shown in Figure 1, described protocol interconnection device comprises domain name mapping module and protocol conversion module.Wherein:
Domain name mapping module, comprises domain name dynamically recording process submodule and domain-name information record storehouse, and is communicated with protocol conversion module by domain name dynamically recording process submodule.
Reciprocal process between domain name parsing module and described protocol conversion module, comprises the process such as record queries and record deletion.Wherein, record queries is used for the new record dynamically generating domain name, the record of original type=A is generated to the record of corresponding type=AAAA, and the record for original type=AAAA generates the record of corresponding type=A; Meanwhile, protocol conversion module generates the mapping relations between the IPv4 address of the type=A of domain name and the IPv6 address of type=AAAA.Record delete procedure for deleting the record of all type=A and type=AAAA of domain name in domain name mapping module, and deletes address mapping relation corresponding to domain name in protocol conversion module.
Domain-name information record storehouse in domain name mapping module, for recording the record of type=A and type=AAAA of domain name.No matter application server runs the mono-stack of IPv4, or runs the mono-stack of IPv6, records the record of type=A and type=AAAA of this domain name in domain-name information record storehouse all simultaneously.For the application server only running the mono-stack of IPv4, the type=AAAA record in domain-name information storehouse is inquired about according to device of walking around to agreement the address obtained by domain name mapping module and is generated; For the application server only running the mono-stack of IPv6, the generative process of the type=A record in domain-name information storehouse is identical.
Protocol conversion module records the mapping relations between the IPv4 address of the type=A of domain name and the IPv6 address of type=AAAA in address mapping relation record storehouse.In protocol conversion module, after the access message of terminal arrives, protocol conversion module utilizes mapping relations process submodule to complete protocol conversion according to the address mapping relation of domain name, namely with IPv6 heading substitute I Pv4 heading or with IPv4 heading substitute I Pv6 heading.Actual substitute mode is decided by the sending direction of message.When initial message sends from IPv4 network side to IPv6 network side, then use IPv6 heading substitute I Pv4 heading, IPv6 address during replacement in address mapping relation is as destination address, and the IPv6 mapping address of IPv4 message source address is as the message source address after replacement; When initial message sends from IPv6 network side to IPv4 network side, then use IPv4 heading substitute I Pv6 heading, IPv4 address during replacement in address mapping relation is as destination address, and the IPv4 mapping address of IPv6 message source address is as the message source address after replacement.
In the present invention, domain name mapping module receives the record of the application server domain name that dynamic domain name server is submitted to.For the application server of the mono-stack of IPv4, application server domain name only has A record, and domain name mapping module in charge is this domain name dynamic creation AAAA record; For the application server of the mono-stack of IPv6, application server domain name only has AAAA record, and domain name mapping module in charge is this domain name dynamic creation A record.
In the present invention, domain name mapping module is simultaneously for terminal provides domain name resolution service.When accessing the application server adopting different agreement stack, terminal initiated domain name analysis, obtains the record of application server domain name from domain name mapping module.The mono-stack terminal of IPv4, only obtains A record; The mono-stack terminal of IPv6, only obtains AAAA record.Terminal initiates access according to the server address of domain name mapping, and access message can be routed to protocol conversion module, and completes the protocol conversion of message.
In the present invention, protocol conversion module coordinates the two record stacks generating domain name mapping module with domain name mapping module, simultaneously in local calculated address mapping relations.
Be illustrated in figure 2 domain name mapping module and be described as the process that domain name creates dynamically recording.As shown in Figure 2, comprise the steps:
Step 21: receive the record that dynamic domain name server sends, comprises domain name, A record or AAAA record.
Step 22: to the record of protocol conversion module inquiry other types.
Step 23: the recorded information receiving other types, and at this record of local maintenance.
In step 21 as shown in Figure 1, domain name mapping module receives the record that dynamic domain name server is submitted to.Such as, in the present invention, the record that dynamic domain name server is submitted to comprises A record or AAAA record, and its form is as follows:
www.a.com type=A a
1.b
1.c
1.d
1
Or,
www.a.com type=AAAA a
1a
2a
3a
4:b
1b
2b
3b
4::c
1c
2c
3c
4。
Wherein, a
1.b
1.c
1.d
1and a
1a
2a
3a
4: b
1b
2b
3b
4:: c
1c
2c
3c
4represent IPv4 address and IPv6 address respectively.The domain name of the mono-stack application server of IPv4 only has the record of type=A, and the domain name of the mono-stack application server of IPv6 only has the record of type=AAAA.
In described step 21, the record of type=A or type=AAAA of the domain name www.a.com that domain name mapping module buffer memory receives.For the application server of the mono-stack of IPv4, in the buffer memory of domain name mapping module, only has the record of type=A; For the application server of the mono-stack of IPv6, in the buffer memory of domain name mapping module, only has the record of type=AAAA.
In step 22, domain name mapping module is to the record of the other types of protocol conversion module nslookup.The information that domain name mapping module is submitted to comprises the IP address of domain name, record type and correspondence thereof.
In step 23, domain name mapping module receives the record of the specified type that protocol conversion module returns, and is stored in local resource record storehouse together with the record of original buffer memory.When the record of type=A is carried in the request of domain name mapping module polls, then obtain the record of type=AAAA from protocol conversion module inquiry; When the record of type type=AAAA is carried in the request of domain name mapping module polls, then obtain the record of type=A from protocol conversion module inquiry.Detailed process is as follows, when following information is carried in the record queries request of domain name mapping module:
www.a.com Type=A a
1.b
1.c
1.d
1。
Namely inquiry request carries domain name, type=A and IPv4 address, then obtain corresponding IPv6 address from protocol conversion module, such as a
1a
2a
3a
4: b
1b
2b
3b
4:: c
1c
2c
3c
4deng.The information of carrying when the record queries request of domain name mapping module is as follows:
www.a.com Type=AAAA a
1a
2a
3a
4:b
1b
2b
3b
4::c
1c
2c
3c
4
The inquiry request that i.e. domain name mapping module is submitted to carries IPv6 address, then the information that protocol conversion module returns carries corresponding IPv4 address, such as a
1.b
1.c
1.d
1.After completing inquiry, domain name mapping module is that domain name www.a.com maintains following record and the domain name mapping request of corresponding terminal:
www.a.com
type=A a
1.b
1.c
1.d
1
type=AAAA a
1a
2a
3a
4:b
1b
2b
3b
4::c
1c
2c
3c
4
When domain name mapping, the request of terminal initiated domain name analysis.When domain name mapping module receives the domain name mapping request of type=A, then domain name mapping module returns a1.b1.c1.d1; When receiving the domain name mapping request of type=AAAA, then domain name mapping module returns a
1a
2a
3a
4: b
1b
2b
3b
4:: c
1c
2c
3c
4.
Fig. 3 is the record delete request process that domain name mapping module receives dynamic domain name server submission.As shown in Figure 3, comprise the steps:
Step 31: the record type that the information that this request is carried comprises domain name, needs are deleted, IP address.
As:
www.a.com Type=A a
1.b
1.c
1.d
1
Or,
www.a.com Type=AAAA a
1a
2a
3a
4:b
1b
2b
3b
4::c
1c
2c
3c
4。
Step 32: after receiving record delete request, domain name mapping module according to inquiry of the domain name domain-name information record storehouse, and deletes all records of type=A and type=AAAA of domain name.
Be illustrated in figure 4 the record queries request of protocol conversion module acceptance domain name analysis module, and in local address storehouse, select IP address according to Query Result, create and maintain address mapping relation.The implementation procedure of protocol conversion module comprises the steps:
Step 41: local address storehouse is set.
Step 42: the record queries request of acceptance domain name analysis module, determines the domain name that inquiry request is carried and IP address.
Step 43: confirm whether there are these mapping relations in address mapping relation record storehouse.If had, then direct address in address mapping relation record storehouse to be processed through mapping relations process submodule returns to field name analysis module; Otherwise select an address from local address storehouse, mapping relations are set up in the address of carrying with inquiry request, and Query Result is returned to domain name mapping module.
Step 44: the address mapping relation of record queries request in address mapping relation storehouse.
Wherein, in described step 41, protocol conversion module arranges local address storehouse, for selecting IP address and mapping relations are set up in IP address in the record of the application server domain name submitted to domain name mapping module.When the application server of dynamic access network only runs the mono-stack of IPv6, address converting device arranges IPv4 address base; When the application server of dynamic access network only runs the mono-stack of IPv4, address converting device arranges IPv6 address base.
In described step 42, the record queries request of protocol conversion module acceptance region name analysis module.The information that this inquiry request is carried comprises: domain name, record type and IP address.Domain name adopts the form of www.a.com; Record type adopts type=A or type=AAAA, and both can only select one, exists time different; IP address refers to the IP address of the record correspondence of type=A or type=AAAA in inquiry request.
In described step 43, protocol conversion module is inquire address mapping relations record storehouse first.If inquire in address mapping relation record storehouse and have record, then the address returns to field name analysis module together with record original in inquiry request in address mapping relation inquiry obtained.
In described step 44, when there is no relative recording in map record storehouse, address, protocol conversion module selects one not by the IP address used from the address base that this locality configures, and set up address mapping relation with the address in record queries request, the address mapping relation of generation is as follows:
a
1.b
1.c
1.d
1 <——> a
1a
2a
3a
4:b
1b
2b
3b
4::c
1c
2c
3c
4，
Or,
a
1a
2a
3a
4:b
1b
2b
3b
4::c
1c
2c
3c
4 <——> a
1.b
1.c
1.d
1。
The left side of address mapping relation represents the IP address of the specified type that record queries request is carried, and the right represents the IP address selected from local address storehouse by protocol conversion module.On the right of the domain name that inquiry request is carried by protocol conversion module, the record type of request and IP address thereof, above-mentioned mapping relations, the record type of corresponding address and correspondence thereof is through mapping relations processing module together returns to field name analysis module.
The information that protocol conversion module returns comprises:
www.a.com
type=A a
1.b
1.c
1.d
1
type=AAAA a
1a
2a
3a
4:b
1b
2b
3b
4::c
1c
2c
3c
4。
In described step 44, be kept in address mapping relation record storehouse through protocol conversion module by the address mapping relation of establishment, the information of record comprises IPv4 address in domain name, mapping relations and IPv6 address.
Fig. 5 is the schematic flow sheet that protocol conversion apparatus of the present invention deletes address mapping relation.As shown in Figure 5, comprising:
Step 51: when the situation that application server rolls off the production line or other trigger recordings are deleted occurs, domain name mapping module receiving record removal request, and the domain name of removal request being carried is sent to protocol conversion module;
Step 52: protocol conversion module according to inquiry of the domain name address mapping relation record storehouse, and therefrom deletes the relative recording in address mapping relation storehouse corresponding to domain name.
The above, be only preferred embodiment of the present invention, be not intended to limit protection scope of the present invention.
Claims (10)
1. the protocol interconnection device between application server and terminal, is characterized in that, comprises domain name mapping module and protocol conversion module; Wherein:
Domain name parsing module, for receiving the record of domain name from dynamic domain name server, and to other records of protocol conversion module nslookup;
Described protocol conversion module, by inquire address mapping relations record storehouse or the recorded information selecting generation domain name in IP address from address base, and by this result returns to field name analysis module.
2. the protocol interconnection device between application server according to claim 1 and terminal, it is characterized in that, domain name parsing module comprises domain-name information record storehouse and domain name dynamically recording process submodule, domain name information record storehouse, for recording the record of type=A and type=AAAA of domain name; Communicated with described protocol conversion module by domain name dynamically recording process submodule.
3. the protocol interconnection device between application server according to claim 1 and terminal, is characterized in that, described protocol conversion module, comprises earthquake mapping relations record storehouse and mapping relations process submodule; Described address mapping relation record storehouse, for recording the mapping relations between the IPv4 address of the type=A of domain name and the IPv6 address of type=AAAA, and completes protocol conversion by described mapping relations process submodule according to the address mapping relation of domain name.
4. the protocol interconnection device between application server according to claim 1 and terminal, it is characterized in that, described mapping relations process submodule completes protocol conversion according to the address mapping relation of domain name, is specially: with IPv6 heading substitute I Pv4 heading or with IPv4 heading substitute I Pv6 heading.
5. the protocol interconnection device between application server according to claim 1 and terminal, it is characterized in that, described protocol conversion module and domain name mapping module is utilized to coordinate the two record stacks generating domain name mapping module, simultaneously in local calculated address mapping relations.
6. an implementation method for the protocol interconnection device between application server and terminal, is characterized in that, mainly comprise:
A, domain name mapping device is utilized to create the step of dynamically recording;
B, protocol conversion apparatus is utilized to realize the step of address mapping relation.
7. the implementation method of the protocol interconnection device between application server according to claim 6 and terminal, it is characterized in that, steps A comprises:
The record that A1, reception dynamic domain name server send, comprises domain name, A record or AAAA record;
A2, domain name mapping module are to the record of protocol conversion module inquiry other types; The information that domain name parsing module is submitted to comprises the IP address of domain name, record type and correspondence thereof;
A3, domain name mapping module receive the record of the specified type that protocol conversion module returns, and are stored in local resource record storehouse together with the record of original buffer memory.
8. the implementation method of the protocol interconnection device between application server according to claim 6 and terminal, is characterized in that, described steps A comprises further:
The record type that the information that this request is carried comprises domain name, needs are deleted, IP address; After receiving record delete request, domain name mapping module according to inquiry of the domain name domain-name information record storehouse, and deletes all records of type=A and type=AAAA of domain name.
9. the implementation method of the protocol interconnection device between application server according to claim 6 and terminal, is characterized in that, described step B comprises:
B1, local address storehouse is set;
The record queries request of B2, acceptance domain name analysis module, determines the domain name that inquiry request is carried and IP address;
Whether B3, confirmation have these mapping relations in address mapping relation record storehouse;
If had, then direct address in address mapping relation record storehouse to be processed through mapping relations process submodule returns to field name analysis module; Otherwise select an address from local address storehouse, mapping relations are set up in the address of carrying with inquiry request, and Query Result is returned to domain name mapping module;
The address mapping relation of B4, record queries request in address mapping relation storehouse.
10. the implementation method of the protocol interconnection device between application server according to claim 6 and terminal, is characterized in that, comprises further after described step B:
When the situation that application server rolls off the production line or other trigger recordings are deleted occurs, domain name mapping module receiving record removal request, and the domain name of removal request being carried is sent to protocol conversion module; Protocol conversion module according to inquiry of the domain name address mapping relation record storehouse, and therefrom deletes the relative recording in address mapping relation storehouse corresponding to domain name.
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| CN106330776A (en) * | 2015-06-30 | 2017-01-11 | 中兴通讯股份有限公司 | Message processing method and device |
| CN106790502A (en) * | 2016-12-16 | 2017-05-31 | 广东睿哲科技股份有限公司 | A kind of IPv4 terminals based on NAT64 prefixes, the SiteServer LBS of IPv6 service-interworking business |
| CN107925652A (en) * | 2016-07-29 | 2018-04-17 | 深圳市赛亿科技开发有限公司 | A kind of transport protocol fixed conversion method and device based on message protocol identification |
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| CN106330776A (en) * | 2015-06-30 | 2017-01-11 | 中兴通讯股份有限公司 | Message processing method and device |
| CN107925652A (en) * | 2016-07-29 | 2018-04-17 | 深圳市赛亿科技开发有限公司 | A kind of transport protocol fixed conversion method and device based on message protocol identification |
| CN106790502A (en) * | 2016-12-16 | 2017-05-31 | 广东睿哲科技股份有限公司 | A kind of IPv4 terminals based on NAT64 prefixes, the SiteServer LBS of IPv6 service-interworking business |
| CN106790502B (en) * | 2016-12-16 | 2020-04-24 | 睿哲科技股份有限公司 | Load balancing system of IPv4 terminal and IPv6 service intercommunication service based on NAT64 prefix |
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