CN106850175A - A kind of method and device of shared IP address - Google Patents
A kind of method and device of shared IP address Download PDFInfo
- Publication number
- CN106850175A CN106850175A CN201510894866.6A CN201510894866A CN106850175A CN 106850175 A CN106850175 A CN 106850175A CN 201510894866 A CN201510894866 A CN 201510894866A CN 106850175 A CN106850175 A CN 106850175A
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- CN
- China
- Prior art keywords
- address
- clock message
- message
- veneer
- clock
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L7/00—Arrangements for synchronising receiver with transmitter
- H04L7/0008—Synchronisation information channels, e.g. clock distribution lines
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L7/00—Arrangements for synchronising receiver with transmitter
-
- 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
- H04L61/50—Address allocation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W56/00—Synchronisation arrangements
- H04W56/0055—Synchronisation arrangements determining timing error of reception due to propagation delay
Abstract
The invention provides a kind of method of shared IP address, methods described includes：Receive the clock message that transmission network sends；According to the message identification forwarding flow table being pre-configured with, the purpose IP address and target MAC (Media Access Control) address of the clock message are changed；The amended clock message is received, split-second precision information is obtained.Present invention also offers a kind of device of shared IP address.
Description
Technical field
The present invention relates to exchange network equipment and Wireless Telecom Equipment development technique field, more particularly to channel radio
In the case that letter equipment needs 1588 clocks to realize precise synchronization, and device external shortage of ip address
One kind be based on software defined network (SDN, Software Defined Networking) 1588 clocks
With the method and device that management network shares IP address.
Background technology
SDN is the focus in current network field, and the evolution tendency of future network is generally considered as by industry.SDN
The standardization control agreement advocated, software implementation network interface be the unified management of resource, business is weeded out the old and bring forth the new
There is provided supporting well, more preferable network experience can be provided the user, improve the value of network.Nothing
Line operator also is intended to the integrated SDN equipment in the Wireless Telecom Equipment of itself, there is provided SDN abilities, carries
Rise the network value of the Wireless Telecom Equipment of itself.
1588 clocks are IEEE1588 standards, are the precision interval clock synchronous protocols of network measure and control system
Standard.1588 clocks by the distributed communication network that Ethernet is realized can be strict enter row clock synchronization,
Realize the clock accuracy of 100ns ranks.
Wireless Telecom Equipment needs to obtain high-precision time signal, to support the business to time-sensitive.And
Wireless Telecom Equipment commonly uses 1588 messages of the transmission network for receiving as clock sync signal.But,
Generally, the business to time-sensitive can be carried on the veneers such as base band, RMC, simultaneously because IP
Address is nervous, and 1588 messages that transmission network cannot be individually for wireless device distribute independent IP address, therefore,
A kind of 1588 message is needed badly at present to share the method for external IP address to solve the above problems with management network.
The content of the invention
In view of this, the embodiment of the present invention is expected to provide a kind of method and device of shared IP address, can
1588 clocks share IP address with management network.
To reach above-mentioned purpose, the technical proposal of the invention is realized in this way：
A kind of method of shared IP address is the embodiment of the invention provides, methods described includes：
Receive the clock message that transmission network sends；
According to the message identification forwarding flow table being pre-configured with, the purpose IP address and mesh of the clock message are changed
MAC Address；
The amended clock message is received, split-second precision information is obtained.
In such scheme, before the clock message that transmission network sends is received, methods described also includes：According to
Wireless Telecom Equipment frame frame groove information configuration clock message identification forwarding flow table.
In such scheme, after the clock message that transmission network sends is received, methods described also includes：Pass through
Ethernet frame type recognizes the clock message.
In such scheme, the message identification forwarding flow table that the basis is pre-configured with changes the clock message
Purpose IP address and target MAC (Media Access Control) address include：
According to the message identification forwarding flow table being pre-configured with, the purpose IP address of the clock message are revised as
The IP address of base band veneer/RMC veneers, base band is revised as by the target MAC (Media Access Control) address of the clock message
The MAC Address of veneer/RMC veneers.
In such scheme, methods described also includes：The side that amended clock message is forwarded according to IP address
Formula is sent to base band veneer/RMC veneers；
Described to receive the amended clock message, obtaining split-second precision information includes：Veneer receives institute
Amended clock message is stated, and split-second precision information is obtained according to the amended clock message.
The embodiment of the present invention additionally provides a kind of device of shared IP address, and described device includes：Frame interchange mode
Block, SDN Switching Modules, veneer module, wherein,
The frame Switching Module, the clock message for receiving transmission network transmission；
The SDN Switching Modules, for forwarding flow table according to the message identification being pre-configured with, when changing described
The purpose IP address and target MAC (Media Access Control) address of clock message；
The veneer module, for receiving the amended clock message, obtains split-second precision information.
In such scheme, described device also includes processor module, for receiving the clock that transmission network sends
Before message, according to Wireless Telecom Equipment frame frame groove information configuration clock message identification forwarding flow table.
In such scheme, the SDN Switching Modules are additionally operable to：The clock is recognized by ethernet frame type
Message.
In such scheme, the SDN Switching Modules specifically for：Forwarding is recognized according to the message being pre-configured with
Flow table, the purpose IP address of the clock message are revised as the IP address of base band veneer/RMC veneers, will
The target MAC (Media Access Control) address of the clock message is revised as the MAC Address of base band veneer/RMC veneers.
In such scheme, the veneer module includes base band veneer module and RMC veneer modules, the SDN
Switching Module is additionally operable to：Amended clock message is sent to base band veneer according to the mode that IP address is forwarded
Module/RMC veneer modules.
The method and device of the shared IP address that the embodiment of the present invention is provided, first receive transmission network send when
Clock message；Further according to the message identification forwarding flow table being pre-configured with, the purpose IP ground of the clock message is changed
Location and target MAC (Media Access Control) address；Then the amended clock message is received, split-second precision information is obtained.
So, it is possible in the external IP address inadequate resource of Wireless Telecom Equipment, while need by transmission network again
In the case that 1588 messages realize high precision clock synchronization, realize 1588 messages with management network by SDN
External IP address is shared, so as to avoid, exclusively for 1588 clock distribution IP address, reaching saving IP address
The purpose of resource.
Brief description of the drawings
Fig. 1 is the method flow schematic diagram that the embodiment of the present invention one shares IP address；
Fig. 2 is the apparatus structure schematic diagram that the embodiment of the present invention shares IP address；
Fig. 3 is the method flow schematic diagram that the embodiment of the present invention two shares IP address.
Specific embodiment
In the embodiment of the present invention, the clock message that transmission network sends first first is received；Further according to the report being pre-configured with
Text identification forwarding flow table, changes the purpose IP address and target MAC (Media Access Control) address of the clock message；Then connect
The amended clock message is received, split-second precision information is obtained.
In the embodiment of the present invention, realize that SDN is exchanged in a wireless communication device, forwarding flow is recognized by message
Table, 1588 clock messages in identification management network, and change the target MAC (Media Access Control) address of the clock message
And IP address, so that the clock message is exchanged is forwarded to base band veneer or rack management unit (RMC)
Disaster etc. is needed into the synchronous veneer of row clock, it is not necessary to for 1588 clocks individually distribute IP address, realized
1588 clocks are shared with management network ip address.
Below in conjunction with the accompanying drawings and specific embodiment, the implementation to technical solution of the present invention is made further to retouch in detail
State.Fig. 1 is the method flow schematic diagram that the embodiment of the present invention one shares IP address, as shown in figure 1, this reality
The method for applying the shared IP address of example is comprised the following steps：
Step 101：Receive the clock message that transmission network sends；
In the embodiment of the present invention, transmission network produces 1588 clock messages, and sends message to nothing by Ethernet
Line communication equipment；
In the embodiment of the present invention, before the clock message that transmission network sends is received, methods described also includes：
According to Wireless Telecom Equipment frame frame groove information configuration clock message identification forwarding flow table；Specifically, in channel radio
In letter device power initialization procedure, the Wireless Telecom Equipment can be according to frame frame groove information configuration clock message
Identification forwarding flow table.
In the embodiment of the present invention, after the clock message for receiving transmission network transmission, methods described also includes：
The clock message is recognized by ethernet frame type；For example, the Wireless Telecom Equipment crosses ethernet frame class
Type recognizes the message for 1588 clock messages, so that triggering flow table performs action actions, carries out step 102；
Step 102：According to the message identification forwarding flow table being pre-configured with, the purpose of the clock message is changed
IP address and target MAC (Media Access Control) address；
In the embodiment of the present invention, the message identification forwarding flow table that the basis is pre-configured with changes the clock
The purpose IP address and target MAC (Media Access Control) address of message include：According to the message identification forwarding flow table being pre-configured with,
The purpose IP address of the clock message are revised as the IP address of base band veneer/RMC veneers, when will be described
The target MAC (Media Access Control) address of clock message is revised as the MAC Address of base band veneer/RMC veneers.
Step 103：The amended clock message is received, split-second precision information is obtained.
In the embodiment of the present invention, methods described also includes：Amended clock message is sent to veneer；Tool
Body, amended clock message is sent to base band veneer/RMC veneers according to the mode that IP address is forwarded.
Correspondingly, described to receive the amended clock message, obtaining split-second precision information includes：It is single
Plate receives the amended clock message, and obtains split-second precision according to the amended clock message
Information.
The embodiment of the present invention additionally provides a kind of device of shared IP address, and described device sets positioned at radio communication
Standby, such as wireless base station device, Fig. 2 is the apparatus structure schematic diagram that the embodiment of the present invention shares IP address,
As shown in Fig. 2 described device includes：Frame Switching Module 21, SDN Switching Modules 22, veneer module 23,
Processor module 24, wherein, the frame Switching Module 21 by Ethernet respectively with SDN Switching Modules 22,
Veneer module 23 and transmission network are connected, and processor module 24 is by Ethernet and SDN Switching Modules 22
Connection, Network Management Function is carried on processor module 24, and veneer module 23 includes base band veneer module
231 and RMC veneers module 232, for carrying the business to time-sensitive, the industry to time-sensitive
Business relies on 1588 clocks；
The frame Switching Module 21, the clock message for receiving transmission network transmission, and the clock that will be received
Message is sent to SDN Switching Modules 22；
In the embodiment of the present invention, transmission network produces 1588 clock messages, and sends message to nothing by Ethernet
Line communication equipment；
In the embodiment of the present invention, described device processor module 24, for receiving the clock that transmission network sends
Before message, according to Wireless Telecom Equipment frame frame groove information configuration clock message identification forwarding flow table.Specifically,
On a wireless communication device in electric initialization procedure, the processor module 24 can be according to frame frame groove information configuration
Clock message identification forwarding flow table.
The SDN Switching Modules 22, for according to the message identification forwarding flow table being pre-configured with, changing institute
State the purpose IP address and target MAC (Media Access Control) address of clock message；Amended clock message is sent to veneer
Module 23；
In the embodiment of the present invention, the SDN Switching Modules 22 specifically for：According to the message being pre-configured with
Identification forwarding flow table, the purpose IP address of the clock message are revised as the IP of base band veneer/RMC veneers
Address, the target MAC (Media Access Control) address of the clock message is revised as the MAC ground of base band veneer/RMC veneers
Location；
In the embodiment of the present invention, the veneer module 23 includes base band veneer module 231 and RMC veneer moulds
Block 232, the SDN Switching Modules 22 specifically for：Amended clock message is turned according to IP address
The mode of hair is sent to base band veneer module 231/RMC veneers module 232.
In the embodiment of the present invention, described after the clock message for receiving transmission network transmission, the SDN is handed over
Mold changing block 22 is additionally operable to：The clock message is recognized by ethernet frame type；For example, the radio communication
Equipment crosses ethernet frame type and recognizes the message for 1588 clock messages, is moved so as to trigger flow table and perform action
Make, change the purpose IP address and target MAC (Media Access Control) address of the clock message；
The veneer module 23, including base band veneer module 231 and RMC veneers module 232, for connecing
The amended clock message is received, split-second precision information is obtained.
Fig. 3 is the method flow schematic diagram that the embodiment of the present invention two shares IP address, in the embodiment of the present invention two,
By taking wireless base station as an example, wireless base station device is deployed in border district to the Wireless Telecom Equipment, and is its point
It is used for network management with unique ip address, base band veneer uses implicit IP address, and base band veneer cannot be with biography
Defeated net direct communication.As shown in figure 3, the method that IP address is shared described in the embodiment of the present invention includes following step
Suddenly：
Step 301：Wireless base station is that the identification of SDN Switching Module configurable clock generators message turns according to frame frame groove information
Hair flow table；
Wherein, the occurrence of the clock message identification forwarding flow table is 1588 messages, and it is modification purpose to act
IP address, modification target MAC (Media Access Control) address；
Step 302：Transmission network produces 1588 clock messages；
Step 303：1588 clock messages are sent to frame Switching Module when transmission network will be described；
Wherein, transmission network sends 1588 clock messages using the IP address of wireless base station as purpose IP address；
Step 304：1588 clock message is forwarded to SDN Switching Modules by frame Switching Module；
Step 305：SDN Switching Modules recognize 1588 clock message；
Step 306：SDN Switching Modules change the purpose IP address and purpose MAC of 1588 clock message
Address；
Wherein, the purpose IP address of 1588 clock message are base band veneer by the SDN Switching Modules
The IP address of/RMC veneers, modification target MAC (Media Access Control) address are the MAC Address of base band veneer/RMC veneers；
Step 307：Amended 1588 clock message is sent to base band veneer module by SDN Switching Modules
/ RMC veneer modules；
Step 308：Base band veneer module/RMC veneers module receives 1588 clock message, by described
1588 clock messages obtain split-second precision, so that for time-sensitive business provides clock service.
The method and apparatus that IP address is shared described in the embodiment of the present invention, are exchanged by SDN and realize 1588 reports
Text identification, modification, forwarding flow table so that 1588 clock messages are shared with the management network of Wireless Telecom Equipment
IP address, so as to avoid exclusively for 1588 clock distribution IP address, reaches the mesh for saving transmission network IP address
's.
Fig. 2 and shown in shared IP address device in each processing module realize function, can refer to
The associated description of the method for foregoing shared IP address and understand.It will be appreciated by those skilled in the art that Fig. 2 institutes
In the device of the shared IP address shown the function of each processing module can by running on the program on processor and
Realize, can also be realized by specific logic circuit, such as：Can be by central processing unit (CPU), micro-
Reason device (MPU), digital signal processor (DSP) or field programmable gate array (FPGA) are realized.
In several embodiments provided by the present invention, it should be understood that disclosed method and device, can be with
Realize in other way.Device embodiment described above is only schematical, for example, described
The division of module, only a kind of division of logic function, can there is other dividing mode when actually realizing,
Such as：Multiple module or components can be combined, or be desirably integrated into another system, or some features can be neglected
Slightly, or do not perform.In addition, the communication connection each other of shown or discussed each part can be
By some interfaces, the INDIRECT COUPLING or communication connection of equipment or module, can be it is electrical, machinery or
Other forms.
It is above-mentioned as separating component illustrate module can be or may not be it is physically separate, as
The part that module shows can be or may not be physical module, you can positioned at a place, also may be used
To be distributed on multiple mixed-media network modules mixed-medias；Part or all of module therein can be according to the actual needs selected
Realize the purpose of this embodiment scheme.
In addition, each functional module in various embodiments of the present invention can be fully integrated into a processing module,
Can also be each module individually as a module, it is also possible to which two or more modules are integrated in one
In individual module；Above-mentioned integrated module can both be realized in the form of hardware, it would however also be possible to employ hardware adds soft
The form of part functional module is realized.
One of ordinary skill in the art will appreciate that：Realize that all or part of step of above method embodiment can
To be completed by the related hardware of programmed instruction, foregoing program can be stored in embodied on computer readable storage
In medium, the program upon execution, performs the step of including above method embodiment；And foregoing storage is situated between
Matter includes：Movable storage device, read-only storage (ROM, Read-Only Memory), magnetic disc or
CD etc. is various can be with the medium of store program codes.
Or, if the above-mentioned integrated module of the embodiment of the present invention is realized and made in the form of software function module
For independent production marketing or when using, it is also possible to which storage is in a computer read/write memory medium.Base
In such understanding, what the technical scheme of the embodiment of the present invention substantially contributed to prior art in other words
Part can be embodied in the form of software product, and the computer software product is stored in a storage medium
In, including some instructions are used to so that computer equipment (can be personal computer, server or
Person's network equipment etc.) perform all or part of each embodiment methods described of the invention.And foregoing storage
Medium includes：Movable storage device, ROM, magnetic disc or CD etc. are various can be with Jie of store program codes
Matter.
The method of the shared IP address described in the embodiment of the present invention, device only by taking above-described embodiment as an example, but
It is not limited only to this, it will be understood by those within the art that：It still can be to foregoing embodiments institute
The technical scheme of record is modified, or carries out equivalent to which part or all technical characteristic；
And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the present invention technical side
The scope of case.
Presently preferred embodiments of the present invention is the foregoing is only, is not intended to limit the scope of the present invention.
Claims (10)
1. a kind of method of shared IP address, it is characterised in that methods described includes：
Receive the clock message that transmission network sends；
According to the message identification forwarding flow table being pre-configured with, the purpose IP address and mesh of the clock message are changed
MAC Address；
The amended clock message is received, split-second precision information is obtained.
2. method according to claim 1, it is characterised in that receiving the clock message that transmission network sends
Before, methods described also includes：Recognized according to Wireless Telecom Equipment frame frame groove information configuration clock message and forwarded
Flow table.
3. method according to claim 1, it is characterised in that receiving the clock message that transmission network sends
Afterwards, methods described also includes：The clock message is recognized by ethernet frame type.
4. method according to claim 1, it is characterised in that the message identification that the basis is pre-configured with
Forwarding flow table, the purpose IP address and target MAC (Media Access Control) address for changing the clock message include：
According to the message identification forwarding flow table being pre-configured with, the purpose IP address of the clock message are revised as
The IP address of base band veneer/RMC veneers, base band is revised as by the target MAC (Media Access Control) address of the clock message
The MAC Address of veneer/RMC veneers.
5. method according to claim 1, it is characterised in that methods described also includes：Will be amended
Clock message is sent to base band veneer/RMC veneers according to the mode that IP address is forwarded；
Described to receive the amended clock message, obtaining split-second precision information includes：Veneer receives institute
Amended clock message is stated, and split-second precision information is obtained according to the amended clock message.
6. a kind of device of shared IP address, it is characterised in that described device includes：Frame Switching Module,
SDN Switching Modules, veneer module, wherein,
The frame Switching Module, the clock message for receiving transmission network transmission；
The SDN Switching Modules, for forwarding flow table according to the message identification being pre-configured with, when changing described
The purpose IP address and target MAC (Media Access Control) address of clock message；
The veneer module, for receiving the amended clock message, obtains split-second precision information.
7. device according to claim 6, it is characterised in that described device also includes processor module,
For receive transmission network send clock message before, during according to Wireless Telecom Equipment frame frame groove information configuration
Clock message identification forwarding flow table.
8. device according to claim 6, it is characterised in that the SDN Switching Modules are additionally operable to：
The clock message is recognized by ethernet frame type.
9. device according to claim 6, it is characterised in that the SDN Switching Modules specifically for：
According to the message identification forwarding flow table being pre-configured with, the purpose IP address of the clock message are revised as base band
The IP address of veneer/RMC veneers, base band veneer is revised as by the target MAC (Media Access Control) address of the clock message
The MAC Address of/RMC veneers.
10. device according to claim 6, it is characterised in that the veneer module includes base band veneer
Module and RMC veneer modules, the SDN Switching Modules are additionally operable to：By amended clock message according to
The mode of IP address forwarding is sent to base band veneer module/RMC veneer modules.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510894866.6A CN106850175B (en) | 2015-12-07 | 2015-12-07 | Method and device for sharing IP address |
| PCT/CN2016/091557 WO2017096914A1 (en) | 2015-12-07 | 2016-07-25 | Method and apparatus for implementing clock synchronization |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510894866.6A CN106850175B (en) | 2015-12-07 | 2015-12-07 | Method and device for sharing IP address |
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| Publication Number | Publication Date |
|---|---|
| CN106850175A true CN106850175A (en) | 2017-06-13 |
| CN106850175B CN106850175B (en) | 2020-11-27 |
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|---|---|---|---|
| CN201510894866.6A Active CN106850175B (en) | 2015-12-07 | 2015-12-07 | Method and device for sharing IP address |
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| WO (1) | WO2017096914A1 (en) |
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| CN114520707A (en) * | 2022-01-24 | 2022-05-20 | 中银金融科技有限公司 | Clock synchronization method and related equipment |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070041324A1 (en) * | 2005-06-10 | 2007-02-22 | Kishan Shenoi | Adaptive play-out buffers and adaptive clock operation in packet networks |
| CN101188534A (en) * | 2007-12-11 | 2008-05-28 | 中兴通讯股份有限公司 | A device and method for realizing signaling communication network and network communication network channel |
| CN101494613A (en) * | 2009-02-24 | 2009-07-29 | 华为技术有限公司 | Method for clock message tunnel transmission, network node and communication system |
| CN103475461A (en) * | 2013-09-30 | 2013-12-25 | 武汉邮电科学研究院 | System and method for achieving 1588 clock synchronization function |
| US20150163094A1 (en) * | 2012-05-25 | 2015-06-11 | Telefonaktiebolaget L M Ericsson (Publ) | Method of and apparatus for configuring a link in a label switching communication network |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102377663A (en) * | 2010-08-24 | 2012-03-14 | 华为技术有限公司 | Method, device and system for processing clock message |
| CN102013969B (en) * | 2010-12-02 | 2015-06-03 | 中兴通讯股份有限公司 | Method and device for realizing time synchronization |
| CN102104476B (en) * | 2011-02-21 | 2015-01-28 | 中兴通讯股份有限公司 | Clock synchronization device and method |
-
2015
- 2015-12-07 CN CN201510894866.6A patent/CN106850175B/en active Active
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2016
- 2016-07-25 WO PCT/CN2016/091557 patent/WO2017096914A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070041324A1 (en) * | 2005-06-10 | 2007-02-22 | Kishan Shenoi | Adaptive play-out buffers and adaptive clock operation in packet networks |
| CN101188534A (en) * | 2007-12-11 | 2008-05-28 | 中兴通讯股份有限公司 | A device and method for realizing signaling communication network and network communication network channel |
| CN101494613A (en) * | 2009-02-24 | 2009-07-29 | 华为技术有限公司 | Method for clock message tunnel transmission, network node and communication system |
| US20150163094A1 (en) * | 2012-05-25 | 2015-06-11 | Telefonaktiebolaget L M Ericsson (Publ) | Method of and apparatus for configuring a link in a label switching communication network |
| CN103475461A (en) * | 2013-09-30 | 2013-12-25 | 武汉邮电科学研究院 | System and method for achieving 1588 clock synchronization function |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106850175B (en) | 2020-11-27 |
| WO2017096914A1 (en) | 2017-06-15 |
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