CN106470246A - The synchronous method of ARP list item and device - Google Patents
The synchronous method of ARP list item and device Download PDFInfo
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- CN106470246A CN106470246A CN201510508270.8A CN201510508270A CN106470246A CN 106470246 A CN106470246 A CN 106470246A CN 201510508270 A CN201510508270 A CN 201510508270A CN 106470246 A CN106470246 A CN 106470246A
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- arp
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- transferring equipment
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L51/00—User-to-user messaging in packet-switching networks, transmitted according to store-and-forward or real-time protocols, e.g. e-mail
- H04L51/48—Message addressing, e.g. address format or anonymous messages, aliases
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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
- H04L61/09—Mapping addresses
- H04L61/10—Mapping addresses of different types
- H04L61/103—Mapping addresses of different types across network layers, e.g. resolution of network layer into physical layer addresses or address resolution protocol [ARP]
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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
- H04L69/40—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass for recovering from a failure of a protocol instance or entity, e.g. service redundancy protocols, protocol state redundancy or protocol service redirection
Abstract
The invention provides a kind of synchronous method of ARP list item and device, wherein, the method includes：Initiating equipment receives the message of ARP, determine that the message to this ARP carries out message modification and obtains an ARP real-time synchronization message, this initiating equipment sends an ARP real-time synchronization message to transferring equipment, wherein, this transferring equipment carries out the modification of this message and obtains the 2nd ARP real-time synchronization message to an ARP real-time synchronization message, 2nd ARP real-time synchronization message is sent to other initiating equipments or other transferring equipment by this transferring equipment, this initiating equipment or this transferring equipment is notified to carry out this packet parsing process to the 2nd ARP real-time synchronization message, solve the problems, such as that in clustered deploy(ment) networking, equipment room ARP is unable to real-time synchronization, achieve the real-time synchronization of equipment room ARP in clustered deploy(ment) networking.
Description
Technical field
The present invention relates to the communications field, in particular to a kind of synchronous method of ARP list item and device.
Background technology
Under big data historical background, the networking being improved bandwidth by clustered deploy(ment) equipment is got more and more, and cuts to improve flow
Throw-over rate, improves group system reliability, stability, needs to share address resolution protocol (Address Resolution between cluster device
Protocol, referred to as ARP) list item, carry out back-up job in real time.
In the related, existing ARP synchronizing information is not to be carried on Virtual Router Redundacy Protocol (Virtual Router
Redundancy Protocol, referred to as VRRP) backup group, it is simply that being realized by webmaster, existed in clustered deploy(ment) networking
The real-time synchronization problem of equipment room ARP.
For in correlation technique, in clustered deploy(ment) networking, equipment room ARP is unable to real-time synchronization problem, there is presently no effectively
Solution technical scheme.
Content of the invention
The invention provides a kind of synchronous method of ARP list item and device, at least to solve in correlation technique
In clustered deploy(ment) networking, equipment room ARP is unable to the problem of real-time synchronization.
According to an aspect of the invention, it is provided a kind of synchronous method of ARP list item, including：
Initiating equipment receives the message of ARP, determines that the message to described ARP carries out message modification and obtains an ARP
Real-time synchronization message, the message content of described message modification includes at least one of：The affiliated group identities of ARP identify ID,
ARP type, ARP action type, the original home of ARP, ARP time-out time, ARP
Corresponding interface；
Described initiating equipment sends a described ARP real-time synchronization message to transferring equipment, and wherein, described transferring equipment is to described
First ARP real-time synchronization message carries out described message modification and obtains the 2nd ARP real-time synchronization message, and described transferring equipment will be described
2nd ARP real-time synchronization message is sent to other initiating equipments or other transferring equipment, notify described initiating equipment or
Described transferring equipment carries out described packet parsing process to described 2nd ARP real-time synchronization message.
Include further, it is determined that the message of described ARP being carried out with message modification and obtaining an ARP real-time synchronization message：
Target IP field in the message of described ARP is reset to the local IP address of described initiating equipment.
Further, before initiating equipment receives the message of ARP, including：
In the case that described transferring equipment includes main transferring equipment and standby transferring equipment, described initiating equipment sets to described main transfer
Preparation send registration request message；
If in the case that described initiating equipment receives the registration response message of described main transferring equipment, described initiating equipment and described master
The success of transferring equipment link setup, described initiating equipment and described main transferring equipment mutually send out heartbeat message；
If described initiating equipment, in the case that default number of times sends described registration request message to described main transferring equipment, does not have
In the case of receiving the registration response message of described main transferring equipment, described initiating equipment sends described to described standby transferring equipment
Registration request message；
If described initiating equipment, in the case that default number of times sends described registration request message to described standby transferring equipment, does not have
In the case of receiving the registration response message of described standby transferring equipment, described initiating equipment sends to described main transferring equipment again
Described registration request message.
Further, after the described initiating equipment described ARP real-time synchronization message of transmission is to transferring equipment, in described heart beating
In the case of message exception, methods described includes：
If it is determined that the heartbeat message that described main transferring equipment leads to is abnormal, then described initiating equipment is turned to and is handed over described standby transferring equipment
Mutually；
If it is determined that the heartbeat message that described main transferring equipment and described standby transferring equipment lead to is abnormal, then constantly detect described main transfer
Whether equipment and described standby transferring equipment are recovered, in the case that described main transferring equipment or described standby transferring equipment are recovered, described
Initiating equipment resends a described ARP real-time synchronization message to main transferring equipment or described standby transferring equipment；
If it is determined that the heartbeat message that described initiating equipment leads to is abnormal, in the case that described initiating equipment recovers, main transferring equipment
Or a described ARP real-time synchronization message is synchronized to described initiating equipment by described standby transferring equipment.
According to another aspect of the present invention, additionally provide a kind of synchronous method of ARP list item, including：
Transferring equipment receives the ARP real-time synchronization message that initiating equipment sends, wherein, a described ARP real-time synchronization report
Literary composition is that the message of the ARP that described initiating equipment receives carries out the message that message modification obtains, in the message of described message modification
Hold and include at least one of：ARP affiliated group identities mark ID, ARP type, ARP action type,
The original home of ARP, ARP time-out time, the corresponding interface of ARP；
Described transferring equipment carries out described message modification and obtains the 2nd ARP real-time synchronization report to a described ARP real-time synchronization message
Literary composition, described 2nd ARP real-time synchronization message is sent to other initiating equipments or other transferring equipment by described transferring equipment,
Described initiating equipment or described transferring equipment is notified to carry out described packet parsing process to described 2nd ARP real-time synchronization message.
Further, described transferring equipment carries out the modification of described message and obtains the 2nd ARP to a described ARP real-time synchronization message
Real-time synchronization message includes：
Target IP field in a described ARP real-time synchronization message is reset to the local IP address of described transferring equipment.
According to another aspect of the present invention, additionally provide a kind of synchronizer of ARP list item, including：
First receiver module, receives the message of ARP for initiating equipment；
First modified module, obtains an ARP real-time synchronization report for determining that the message to described ARP carries out message modification
Literary composition, the message content of described message modification includes at least one of：The affiliated group identities of ARP identify ID, ARP
Type, ARP action type, the original home of ARP, ARP time-out time, the corresponding interface of ARP；
First forwarding module, sends a described ARP real-time synchronization message to transferring equipment for described initiating equipment, wherein,
Described transferring equipment carries out described message modification and obtains the 2nd ARP real-time synchronization message to a described ARP real-time synchronization message,
Described 2nd ARP real-time synchronization message is sent to other initiating equipments or other transferring equipment by described transferring equipment, leads to
Know that described initiating equipment or described transferring equipment carry out described packet parsing process to described 2nd ARP real-time synchronization message.
Further, described first modified module includes：
First address reset cell, for resetting to described initiating equipment originally by the Target IP field in the message of described ARP
The IP address on ground.
Further, described device also includes：
Link setup module, in the case of including main transferring equipment and standby transferring equipment in described transferring equipment, described initiating equipment
Send registration request message to described main transferring equipment；
If in the case that described initiating equipment receives the registration response message of described main transferring equipment, described initiating equipment and described master
The success of transferring equipment link setup, described initiating equipment and described main transferring equipment mutually send out heartbeat message；
If described initiating equipment, in the case that default number of times sends described registration request message to described main transferring equipment, does not have
In the case of receiving the registration response message of described main transferring equipment, described initiating equipment sends described to described standby transferring equipment
Registration request message；
If described initiating equipment, in the case that default number of times sends described registration request message to described standby transferring equipment, does not have
In the case of receiving the registration response message of described standby transferring equipment, described initiating equipment sends to described main transferring equipment again
Described registration request message.
Further, described device also includes：
Heartbeat module, for if it is determined that the heartbeat message that leads to of described main transferring equipment is abnormal, then described initiating equipment turns to and institute
State standby transferring equipment interaction；
If it is determined that the heartbeat message that described main transferring equipment and described standby transferring equipment lead to is abnormal, then constantly detect described main transfer
Whether equipment and described standby transferring equipment are recovered, in the case that described main transferring equipment or described standby transferring equipment are recovered, described
Initiating equipment resends a described ARP real-time synchronization message to main transferring equipment or described standby transferring equipment；
If it is determined that the heartbeat message that described initiating equipment leads to is abnormal, in the case that described initiating equipment recovers, main transferring equipment
Or a described ARP real-time synchronization message is synchronized to described initiating equipment by described standby transferring equipment.
According to another aspect of the present invention, additionally provide a kind of synchronizer of ARP list item, including：
Second receiver module, receives, for transferring equipment, the ARP real-time synchronization message that initiating equipment sends, wherein, described
First ARP real-time synchronization message is that the message of the ARP that described initiating equipment receives carries out the message that message modification obtains, institute
The message content stating message modification includes at least one of：ARP affiliated group identities mark ID, ARP type,
ARP action type, the original home of ARP, ARP time-out time, the corresponding interface of ARP；
Second modified module, carries out described message modification for described transferring equipment and obtains to a described ARP real-time synchronization message
2nd ARP real-time synchronization message；
Described 2nd ARP real-time synchronization message is sent to other initiating equipments for described transferring equipment by the second forwarding module
Or other transferring equipment, notify described initiating equipment or described transferring equipment that described 2nd ARP real-time synchronization message is entered
The described packet parsing of row is processed.
Further, described second modified module includes：
Second address reset cell, for resetting to described transfer by the Target IP field in a described ARP real-time synchronization message
The local IP address of equipment.
By the present invention, initiating equipment receives the message of ARP, determines that the message to this ARP carries out message and changes
To an ARP real-time synchronization message, the message content of this message modification includes at least one of：ARP affiliated group body
Part mark ID, ARP type, ARP action type, the original home of ARP, ARP time-out time,
The corresponding interface of ARP, this initiating equipment sends an ARP real-time synchronization message to transferring equipment, wherein, this transfer
Equipment carries out the modification of this message and obtains the 2nd ARP real-time synchronization message to an ARP real-time synchronization message, and this transferring equipment will
2nd ARP real-time synchronization message is sent to other initiating equipments or other transferring equipment, notify this initiating equipment or
This transferring equipment carries out this packet parsing process to the 2nd ARP real-time synchronization message, solves equipment room in clustered deploy(ment) networking
ARP be unable to real-time synchronization problem it is achieved that in clustered deploy(ment) networking equipment room ARP real-time synchronization.
Brief description
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the part of the application, the present invention shows
Meaning property embodiment and its illustrate for explaining the present invention, does not constitute inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 is a kind of flow chart one of the synchronous method of ARP list item according to embodiments of the present invention；
Fig. 2 is a kind of flowchart 2 of the synchronous method of ARP list item according to embodiments of the present invention；
Fig. 3 is a kind of structured flowchart one of the synchronizer of ARP list item according to embodiments of the present invention；
Fig. 4 is a kind of structured flowchart two of the synchronizer of ARP list item according to embodiments of the present invention；
Fig. 5 is the schematic diagram of cluster networking according to the preferred embodiment of the invention；
Fig. 6 is the schematic flow sheet of normal real-time synchronization according to the preferred embodiment of the invention；
Fig. 7 is the schematic flow sheet of abnormal restoring according to the preferred embodiment of the invention；
Fig. 8 is the structural representation of ARP-client and ARP-server module according to embodiments of the present invention；
Fig. 9 is two cluster networking schematic diagrams according to the preferred embodiment of the invention.
Specific embodiment
To describe the present invention in detail below with reference to accompanying drawing and in conjunction with the embodiments.It should be noted that in the case of not conflicting,
Embodiment in the application and the feature in embodiment can be mutually combined.
It should be noted that term " first " in description and claims of this specification and above-mentioned accompanying drawing, " second " etc. are to use
In the similar object of difference, without for describing specific order or precedence.
Provide a kind of synchronous method of ARP list item in the present embodiment, Fig. 1 is according to embodiments of the present invention
A kind of synchronous method of ARP list item flow chart one, as shown in figure 1, this flow process comprises the steps：
Step S102, initiating equipment receives the message of ARP, determines that the message to this ARP carries out message and changes
To an ARP real-time synchronization message, the message content of this message modification includes at least one of：ARP affiliated group body
Part mark ID, ARP type, ARP action type, the original home of ARP, ARP time-out time,
The corresponding interface of ARP；
Step S104, this initiating equipment sends an ARP real-time synchronization message to transferring equipment, wherein, this transferring equipment pair
First ARP real-time synchronization message carry out this message modification obtain the 2nd ARP real-time synchronization message, this transferring equipment by this second
ARP real-time synchronization message is sent to other initiating equipments or other transferring equipment, notifies this initiating equipment or this transfer
Equipment carries out this packet parsing process to the 2nd ARP real-time synchronization message.
By above-mentioned steps, initiating equipment receives the message of ARP, determines that the message to described ARP carries out message and repaiies
Change and obtain an ARP real-time synchronization message, described transferring equipment carries out described message to a described ARP real-time synchronization message and repaiies
Change and obtain the 2nd ARP real-time synchronization message, described 2nd ARP real-time synchronization message is sent to other sending out by described transferring equipment
The equipment of rising or other transferring equipment, notify described initiating equipment or described transferring equipment to described 2nd ARP real-time synchronization
Message carries out described packet parsing process, solves the problems, such as that in clustered deploy(ment) networking, equipment room ARP is unable to real-time synchronization, real
Show the real-time synchronization of equipment room ARP in clustered deploy(ment) networking.
In the present embodiment, determine and the message of this ARP is carried out with message modification obtain an ARP real-time synchronization message including：
Target IP field in the message of this ARP is reset to the local IP address of this initiating equipment.
In the present embodiment, in the case that this transferring equipment includes main transferring equipment and standby transferring equipment, this initiating equipment is to this
Main transferring equipment sends registration request message；
If in the case that this initiating equipment receives the registration response message of this main transferring equipment, this initiating equipment and this main transferring equipment
Link setup success, this initiating equipment and this main transferring equipment mutually send out heartbeat message；
If this initiating equipment, in the case that default number of times sends this registration request message to this main transferring equipment, is not received by
In the case of the registration response message of this main transferring equipment, this initiating equipment sends this registration request message to this for transferring equipment；
If this initiating equipment, in the case that default number of times sends this registration request message to this for transferring equipment, is not received by
In the case that this is for the registration response message of transferring equipment, this initiating equipment sends this registration request report to this main transferring equipment again
Literary composition.
In the present embodiment, however, it is determined that the heartbeat message that leads to of this main transferring equipment is abnormal in the case of this heartbeat message exception,
Then this initiating equipment is turned to and is interacted for transferring equipment with this；
If it is determined that this main transferring equipment and this heartbeat message of leading to for transferring equipment are abnormal, then constantly detect this main transferring equipment and
Whether this recovers for transferring equipment, this main transferring equipment or this for transferring equipment recovery in the case of, this initiating equipment is sent out again
Send an ARP real-time synchronization message give main transferring equipment or this for transferring equipment；
If it is determined that the heartbeat message that leads to of this initiating equipment is abnormal, in the case that this initiating equipment recovers, main transferring equipment or
First ARP real-time synchronization message is synchronized to this initiating equipment for transferring equipment by this.
Additionally provide a kind of synchronous method of ARP list item in the present embodiment, Fig. 2 is to implement according to the present invention
A kind of flowchart 2 of the synchronous method of ARP list item of example, as shown in Fig. 2 this flow process comprises the steps：
Step S202, transferring equipment receives the ARP real-time synchronization message that initiating equipment sends, wherein, an ARP
Real-time synchronization message is that the message of the ARP that this initiating equipment receives carries out the message that message modification obtains, the modification of this message
Message content includes at least one of：The affiliated group identities of ARP identify ID, ARP type, and ARP operates
Type, the original home of ARP, ARP time-out time, the corresponding interface of ARP；
Step S204, this transferring equipment carries out the modification of this message to an ARP real-time synchronization message, and to obtain the 2nd ARP real-time
Sync message, the 2nd ARP real-time synchronization message is sent to this transferring equipment other initiating equipments or other transfer sets
Standby, notify this initiating equipment or this transferring equipment to carry out this Message processing to the 2nd ARP real-time synchronization message.
By above-mentioned steps, transferring equipment receives the ARP real-time synchronization message that initiating equipment sends, and this transferring equipment is to this
First ARP real-time synchronization message carry out this message modification obtain the 2nd ARP real-time synchronization message, this transferring equipment by this second
ARP real-time synchronization message is sent to other initiating equipments or other transferring equipment, notifies this initiating equipment or this transfer
Equipment carries out this packet parsing process to the 2nd ARP real-time synchronization message, solves equipment room ARP in clustered deploy(ment) networking
List item be unable to real-time synchronization problem it is achieved that in clustered deploy(ment) networking equipment room ARP real-time synchronization.
In the present embodiment, this transferring equipment the first ARP real-time synchronization message is carried out this message modification obtain the 2nd ARP
Real-time synchronization message includes：
Target IP field in first ARP real-time synchronization message is reset to the local IP address of this transferring equipment.
A kind of synchronizer of ARP list item is additionally provided, this device is used for realizing above-mentioned enforcement in the present embodiment
Example and preferred implementation, had carried out repeating no more of explanation.As used below, term " module " can be realized
The software of predetermined function and/or the combination of hardware.Although the device described by following examples preferably to be realized with software,
Hardware, or the realization of the combination of software and hardware is also may and to be contemplated.
Fig. 3 is a kind of structured flowchart one of the synchronizer of ARP list item according to embodiments of the present invention, such as schemes
Shown in 3, this device includes
First receiver module 32, receives the message of ARP for initiating equipment；
First modified module 34, obtains an ARP real-time synchronization for determining that the message to this ARP carries out message modification
Message, the message content of this message modification includes at least one of：The affiliated group identities of ARP identify ID, ARP
Type, ARP action type, the original home of ARP, ARP time-out time, the corresponding interface of ARP；
First forwarding module 36, sends an ARP real-time synchronization message to transferring equipment for this initiating equipment, wherein, is somebody's turn to do
Transferring equipment carries out the modification of this message and obtains the 2nd ARP real-time synchronization message to an ARP real-time synchronization message, and this transfer sets
It is sent to other initiating equipments or other transferring equipment for by the 2nd ARP real-time synchronization message, notify this initiating equipment
Or this transferring equipment carries out this packet parsing process to the 2nd ARP real-time synchronization message.
By said apparatus, initiating equipment receives the message of ARP, determines that the message to described ARP carries out message and repaiies
Change and obtain an ARP real-time synchronization message, described transferring equipment carries out described message to a described ARP real-time synchronization message and repaiies
Change and obtain the 2nd ARP real-time synchronization message, described 2nd ARP real-time synchronization message is sent to other sending out by described transferring equipment
The equipment of rising or other transferring equipment, notify described initiating equipment or described transferring equipment to described 2nd ARP real-time synchronization
Message carries out described packet parsing process, solves the problems, such as that in clustered deploy(ment) networking, equipment room ARP is unable to real-time synchronization, real
Show the real-time synchronization of equipment room ARP in clustered deploy(ment) networking.
In the present embodiment, this first modified module 34 includes：
First address reset cell, resets to this initiating equipment for the Target IP field in the message by this ARP local
IP address.
In the present embodiment, this device also includes：
Link setup module, in the case of including main transferring equipment and standby transferring equipment in this transferring equipment, this initiating equipment is to this
Main transferring equipment sends registration request message；
If in the case that this initiating equipment receives the registration response message of this main transferring equipment, this initiating equipment and this main transferring equipment
Link setup success, this initiating equipment and this main transferring equipment mutually send out heartbeat message；
If this initiating equipment, in the case that default number of times sends this registration request message to this main transferring equipment, is not received by
In the case of the registration response message of this main transferring equipment, this initiating equipment sends this registration request message to this for transferring equipment；
If this initiating equipment, in the case that default number of times sends this registration request message to this for transferring equipment, is not received by
In the case that this is for the registration response message of transferring equipment, this initiating equipment sends this registration request report to this main transferring equipment again
Literary composition.
In the present embodiment, this device also includes：
Heartbeat module, for if it is determined that the heartbeat message that leads to of this main transferring equipment is abnormal, then this initiating equipment turn to this standby in
Turn equipment interaction；
If it is determined that this main transferring equipment and this heartbeat message of leading to for transferring equipment are abnormal, then constantly detect this main transferring equipment and
Whether this recovers for transferring equipment, this main transferring equipment or this for transferring equipment recovery in the case of, this initiating equipment is sent out again
Send an ARP real-time synchronization message give main transferring equipment or this for transferring equipment；
If it is determined that the heartbeat message that leads to of this initiating equipment is abnormal, in the case that this initiating equipment recovers, main transferring equipment or
First ARP real-time synchronization message is synchronized to this initiating equipment for transferring equipment by this.
Fig. 4 is a kind of structured flowchart two of the synchronizer of ARP list item according to embodiments of the present invention, such as schemes
Shown in 4, including：
Second receiver module 42, receives, for transferring equipment, the ARP real-time synchronization message that initiating equipment sends, wherein, should
First ARP real-time synchronization message is that the message of the ARP that this initiating equipment receives carries out the message that message modification obtains, this report
The message content of literary composition modification includes at least one of：The affiliated group identities of ARP identify ID, ARP type, ARP
Table entry operation type, the original home of ARP, ARP time-out time, the corresponding interface of ARP；
Second modified module 44, carries out the modification of this message for this transferring equipment and obtains second to an ARP real-time synchronization message
ARP real-time synchronization message；
Second forwarding module 46, for this transferring equipment by the 2nd ARP real-time synchronization message be sent to other initiating equipments or
Person's others transferring equipment, notifies this initiating equipment or this transferring equipment to carry out this message to the 2nd ARP real-time synchronization message
Dissection process.
By said apparatus, transferring equipment receives the ARP real-time synchronization message that initiating equipment sends, and this transferring equipment is to this
First ARP real-time synchronization message carry out this message modification obtain the 2nd ARP real-time synchronization message, this transferring equipment by this second
ARP real-time synchronization message is sent to other initiating equipments or other transferring equipment, notifies this initiating equipment or this transfer
Equipment carries out this packet parsing process to the 2nd ARP real-time synchronization message, solves equipment room ARP in clustered deploy(ment) networking
List item be unable to real-time synchronization problem it is achieved that in clustered deploy(ment) networking equipment room ARP real-time synchronization.
In the present embodiment, this second modified module 44 includes：
Second address reset cell, for resetting to this transferring equipment by the Target IP field in an ARP real-time synchronization message
Local IP address.
With reference to preferred embodiment and embodiment, the present invention is described in detail.
The preferred embodiment of the present invention provides a kind of ARP and adds, updates and delete in clustered deploy(ment) many equipment rooms real-time synchronization
Method, including：After equipment interpolation, renewal and deletion ARP, informed with the method changing, reconstructing ARP message field (MFLD)
ARP transferring equipment, then other cluster devices are notified by transferring equipment；ARP transferring equipment also has locally created ARP table
Item informs the function of other equipment；ARP transferring equipment is shared deployment using binode redundancy and is improved reliability；In non-transferring equipment
Adopt heartbeat perception opposite end state and transferring equipment between, for disaster-tolerant recovery.Accordingly, this preferred embodiment is special according to function
Point defines 2 kind equipments：ARP operation initiating equipment and ARP operation transferring equipment, ARP operation transfer sets
The standby ARP that is provided simultaneously with operates the due function of initiating equipment.For convenience of describing, respectively with ARP-client (ARP in literary composition
Table entry operation initiating equipment) and ARP-server (ARP operation transferring equipment), and ARP operation initiating equipment
Be equivalent to the initiating equipment of above-described embodiment, and ARP operates transferring equipment to be equivalent to the transferring equipment of above-described embodiment.
In the preferred embodiment, changed by original ARP message field (MFLD) is done with following application, to meet ARP information
Real-time synchronization adds, updates and delete message demand：
1. 16 decomposition of pair ARP message " opcode " field, most-significant byte is collection group ID belonging to ARP；In least-significant byte
High 4 be arp entry type；In least-significant byte low 4 are arp entry action type.(the concrete meaning of these fields
It is specifically described in basic procedure one section with usage)
2. pair ARP message " Target IP " field resets to the local IP of ARP-client.
3. pair ARP message " Target MAC " field resets to ARP time-out time and reserved field, in case extension.
In addition, in the preferred embodiment, 2 modules are increased also on equipment：ARP operation initiation module and ARP table
Item operation transit module.Enabling ARP operates the equipment of initiation module to become ARP operation initiating equipment
(ARP-client), enabling ARP operates the equipment of transit module to become ARP operation transferring equipment
, and an equipment can not enable this 2 modules simultaneously (ARP-server).
Create registration link setup and safeguard heartbeat mechanism between ARP-client and ARP-server, for disaster-tolerant recovery, improve reliable
Property.
The basic setting of the embodiment of the present invention and 3 big groundwork modules are as follows：
Fig. 5 is the schematic diagram of cluster networking according to the preferred embodiment of the invention, as shown in figure 5, this basic setup includes：
1. 2 equipment in clustered deploy(ment) equipment that enable operate transferring equipment (ARP-server), remaining equipment as ARP
Enable ARP operation initiation module (ARP-client).
2. respectively with 2 ARP-server docking of each ARP-client, and 2 ARP-server are respectively set to primary
ARP-server, standby ARP-server.
3. giving needs the port assignment one Ge Ji group ID of synchronous arp entry.
Wherein, 3 big groundwork modules include：Link setup safeguards heartbeat module, real-time synchronization module, abnormal protection module, wherein,
This real-time synchronization module is equivalent to first modified module 34 of above-described embodiment, the second modified module 44, the first forwarding module 36,
And second forwarding module 46；Link setup safeguards that heartbeat module, abnormal protection module are equivalent to link setup module and the heart of above-described embodiment
Mode hopping block.
Fig. 6 is the schematic flow sheet of normal real-time synchronization according to the preferred embodiment of the invention, as shown in fig. 6, registering and safeguarding
Heartbeat module workflow includes：
1.ARP-client sends registration request message to primary ARP-server；
If 2.ARP-client receives the registration response message of primary ARP-server, return an accreditation verification message, build
Chain success, starts mutually to send out heartbeat message；
If 3. ARP-client sends request to primary ARP-server continuous 3 times and cannot respond, to standby
ARP-server sends registration request, if succeeded in registration, jump of mutually making up one's mind；
If 4. continuous 3 requests of ARP-client cannot be for the response of ARP-server, again to primary ARP-server
Send registration request, so detect in turn between active and standby ARP-server, until succeeding in registration.
It should be noted that during ARP-client and standby ARP-server safeguards heart beating, be constantly to primary
ARP-server sends registration request, once the just switchback that succeeds in registration.This is that one kind allows active and standby ARP-server both redundancy backups,
The method that pressure is shared again.
Be redundancy backup with regard to active and standby ARP-server, but pressure sharing method further describe including：
Because system is provided with 2 ARP-server it is assumed that respectively ARP-server1 and ARP-server2, if given
During ARP-client setting ARP-server, the primary ARP-server having the setting of half ARP-client is ARP-server1,
In addition the ARP-server of half ARP-client setting is ARP-server2, then be initially redundancy all loads, if its
In ARP-server abnormal, then all pressure are all undertaken by normal ARP-server, above-mentioned steps 5) ensure that
After abnormal ARP-server recovers normal, corresponding client being capable of switchback.
Real-time synchronization module workflow：
One of ARP-client receives the ARP message of routine, and determines increase ARP, then this message gives ARP
Table entry operation initiation module is processed, and the ARP that such autonomic learning obtains needs to be labeled as asynchronous ARP.
Message after processing is given ARP-server by ARP-client, and ARP-server adds list item, and is grasped by ARP
Make transit module process and deliver another one ARP-server and other ARP-client.The ARP-server being delivered and
ARP-client adds ARP, and is labeled as synchronous ARP.
If the asynchronous ARP of ARP-client equipment occurs to update it is also desirable to notify other to set by as above transfer mode
Standby renewal.
If the asynchronous arp entry of ARP-client equipment is deleted it is also desirable to notify other equipment by as above transfer mode
Delete corresponding list item.
It should be noted that ARP-server also can generate asynchronous ARP to the autonomous list item adding, and directly hand to
Another one ARP-server and other ARP-client.Also other equipment can be notified when ARP updates, deletes.
Fig. 7 is the schematic flow sheet of abnormal restoring according to the preferred embodiment of the invention, as shown in fig. 7, abnormal protection module work
Include as flow process：
Primary ARP-server heart beating is abnormal, then ARP-client is turned to and interacted with standby ARP-server, and constantly detects primary
Whether ARP-server recovers.
Primary ARP-server recovers, then ARP-client is turned to and interacted with primary ARP-server, and all again with primary
The equipment of ARP-server interaction is uploaded to the ARP-server of new reply asynchronous ARP.
ARP-client is abnormal, and recovers, and all ARP are synchronized to ARP-client by ARP-server.
In the preferred embodiment, Fig. 8 is that the structure of ARP-client and ARP-server module according to embodiments of the present invention is shown
It is intended to, as shown in figure 8, including：
First, register and safeguard heartbeat module
1. adopt the self-defined 3 kinds of messages of TLV form：Registration request message, registration response message and heartbeat message
2. play TCP Connection Service end in ARP-server, and configure server ip address as service ip.Special handling
ARP-server is with ARP-client interface so as to possess ability message directly given module process and forwards.
3. configure primary, spare ARP-server address of service in ARP-client, and specify connecting interface, special handling this connect
Mouth makes it possess message and directly gives EM equipment module and transfer capability.
4. registering and safeguarding heartbeat module according to " the active and standby ARP-server redundancy backup " being mentioned above in ARP-client
Scheme is set up TCP to ARP-server and is connected, and after link setup success, ARP-client sends registration request message to ARP-server,
Return a registration response message after meeting with a response again and confirm relation.
5., after confirming to succeed in registration, ARP-client, ARP-server periodically mutually send out heartbeat message and safeguard relation.
2nd, real-time synchronization module
The operating conditions of this module are：Sync message except need to carry IP, MAC in addition it is also necessary to carry ARP type,
ARP time-out time, the original home of ARP, the action type (add, update and delete) of ARP and
The information such as the corresponding interface of ARP.
1. the noun mentioned in explaining first in plain text and the message of transformation, construction
1) ARP synchronized clusters group ID：To a group number needing synchronous ARP interface assignment, by sync message
It is carried to other equipment, ARP is added to collection group ID identical interface after receiving message by other equipment.
2) original ARP request, response message are transformed：
The opcode field of ARP message is transform as 3 fields respectively：ARP synchronization group ID, arp entry type
With arp entry action type.Hypothesis opcode field is A1A2A3A4, then A1A2 is ARP table synchronization group ID,
A3 is arp entry type, and A4 is arp entry operator, and operator is corresponding to be increased, update and delete corresponding different value.
The Target ip of ARP message is changed to the ip address of ARP-client, ARP-server, for being marked whether by synchronizer
Asynchronous ARP.
The Target MAC field of ARP message, high-order 3 characters are reserved, and need the field expanding, low level 5 with Portable belt
Character is arp entry overtime remaining time.
2. it is based on above-mentioned message to set, real-time synchronization flow process is realized using following flow process
1) the ARP processing module of equipment and real-time synchronization module relation, ARP module is receiving ARP message, and determines needs
When generating new ARP, message is replicated and gives real-time synchronization module.
2), after real-time synchronization module receives message, being modified as ARP real-time synchronization according to above-mentioned message structure increases message, and passes through
ARP-server mating interface gives ARP-server.
3) ARP-server receive ARP real-time synchronization increase message after, oneself first adds ARP, then respectively through
Message is handed to opposite end by the interface being connected with each ARP-client/server.
4), after other ARP-client/server receive ARP real-time synchronization increase message, add ARP.
5) when device A RP occurs to update, then other set will to send ARP real-time synchronization renewal message notifying according to above-mentioned flow process
Standby renewal ARP.Equipment, after receiving renewal message, without ARP, then adds list item.
6) when device A RP list item time-out, then need not notify other equipment because the existing time-out time of other equipment, not by
In the case of renewal, they all can time-out.
7) when ARP is deleted, need to delete message synchronization removal in real time according to above-mentioned flow process transmission ARP.
3rd, abnormal protection module
Whether abnormal protection Mechanism establishing is on heartbeat mechanism, normal by heartbeat perception other equipment state, and in abnormal appearance
After take protection switching action, be implemented as follows：
1) ARP-clinet judges that primary ARP-server is abnormal, then triggering switching, is interacted with standby ARP-server.
2) ARP-client judges that active and standby ARP-server is abnormal, then constantly detect ARP-server recovery situation, again recover
After interaction, ARP-clinet is uploaded to by the method increasing message in real time for every asynchronous ARP transmission ARP
ARP-server.
3) ARP-client is abnormal, recovers with after the interacting of ARP-server, ARP-server is by all ARP by ARP
Real-time synchronization increases message and is handed down to ARP-client one by one.
Fig. 9 is two cluster networking schematic diagrams according to the preferred embodiment of the invention, as shown in figure 9, this networking employs two layers setting
Standby substitute a plurality of physical connection, make networking simpler and clearer, wherein, the function of the modules of ARP-client, ARP-server and
Effect is as follows：
First, register and safeguard heartbeat module, this module can also using linkage method realize, allow this module with existing and public
Open the interaction mechanism linkage of shared (being not related to encroach right), for example, link with VRRP, LDP etc., by opposite end VRRP,
LDP state is judging the state of opposite equip..
2nd, real-time synchronization module, the preferred embodiment mainly for by using two-layer equipment reduce line cluster networking,
In cluster networking, each equipment is communicated by two-layer switching equipment, forms " star-like " networking, and now each equipment is only
An interface is needed to interact with two-layer equipment.
Under this networking row state, during ARP-server transfer message, need for the Target ip of ARP message to be changed to the ip of oneself
Address.
Only being processed Target ip in real-time synchronization message by synchronizer is the message of ARP-server ip address.
3rd, abnormal protection module, in order to improve reliability, two-layer equipment can dispose multiple stage, link redundancy.ARP-client and
The disaster-tolerant recovery flow process of ARP-server and logical AND embodiment one are consistent.
Through the above description of the embodiments, those skilled in the art can be understood that the side according to above-described embodiment
Method can realize by the mode of software plus necessary general hardware platform naturally it is also possible to pass through hardware, but in many cases before
Person is more preferably embodiment.Based on such understanding, technical scheme substantially makes tribute to prior art in other words
That offers partly can be embodied in the form of software product, and this computer software product is stored in a storage medium (such as
ROM/RAM, magnetic disc, CD) in, including some instructions with so that a station terminal equipment (can be mobile phone, computer,
Server, or the network equipment etc.) execute the method that each embodiment of the present invention is somebody's turn to do.
Embodiments of the invention additionally provide a kind of storage medium.Alternatively, in the present embodiment, above-mentioned storage medium can be by
It is set to store the program code of the method and step for executing above-described embodiment：
Alternatively, in the present embodiment, above-mentioned storage medium can include but is not limited to：USB flash disk, read only memory (ROM,
Read-Only Memory), random access memory (RAM, Random Access Memory), portable hard drive, magnetic disc or
Person's CD etc. is various can be with the medium of store program codes.
Alternatively, in the present embodiment, processor executes the side of above-described embodiment according to the program code of storage in storage medium
Method step.
Obviously, those skilled in the art should be understood that each module of the above-mentioned present invention or each step can be with general calculating
Realizing, they can concentrate on single computing device device, or is distributed on the network that multiple computing devices are formed,
Alternatively, they can be realized with the executable program code of computing device, it is thus possible to be stored in storage device
In to be executed by computing device, and in some cases, can be with the step shown or described different from order execution herein
Suddenly, or by them it is fabricated to each integrated circuit modules respectively, or the multiple modules in them or step are fabricated to single
Integrated circuit modules are realizing.So, the present invention is not restricted to any specific hardware and software combination.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for those skilled in the art
For, the present invention can have various modifications and variations.All any modifications within the spirit and principles in the present invention, made, etc.
With replacing, improving etc., should be included within the scope of the present invention.
Claims (12)
1. a kind of synchronous method of ARP list item is it is characterised in that include：
Initiating equipment receives the message of ARP, determines that the message to described ARP carries out message and changes
To an ARP real-time synchronization message, the message content of described message modification includes at least one of：ARP
Affiliated group identities mark ID, ARP type, ARP action type, the original home of ARP,
ARP time-out time, the corresponding interface of ARP；
Described initiating equipment sends a described ARP real-time synchronization message to transferring equipment, and wherein, described transfer sets
Obtain the 2nd ARP real-time synchronization message for a described ARP real-time synchronization message is carried out with described message modification,
Described 2nd ARP real-time synchronization message is sent in other initiating equipments or others described transferring equipment
Turn equipment, notify described initiating equipment or described transferring equipment to carry out institute to described 2nd ARP real-time synchronization message
State packet parsing to process.
2. method according to claim 1 is it is characterised in that determine that the message to described ARP carries out message and repaiies
Change and obtain an ARP real-time synchronization message and include：
Target IP field in the message of described ARP is reset to the local IP address of described initiating equipment.
3. method according to claim 1 is it is characterised in that before the message of initiating equipment reception ARP, wrap
Include：
In the case that described transferring equipment includes main transferring equipment and standby transferring equipment, described initiating equipment is to described
Main transferring equipment sends registration request message；
If in the case that described initiating equipment receives the registration response message of described main transferring equipment, described initiating equipment
With described main transferring equipment link setup successfully, described initiating equipment and described main transferring equipment mutually send out heartbeat message；
If described initiating equipment sends the feelings of described registration request message in default number of times to described main transferring equipment
Under condition, in the case of being not received by the registration response message of described main transferring equipment, described initiating equipment is to described
Standby transferring equipment sends described registration request message；
If described initiating equipment sends the feelings of described registration request message in default number of times to described standby transferring equipment
Under condition, in the case of being not received by the registration response message of described standby transferring equipment, described initiating equipment again to
Described main transferring equipment sends described registration request message.
4. method according to claim 3 is it is characterised in that the described initiating equipment described ARP of transmission is same in real time
After step message is to transferring equipment, in the case of described heartbeat message exception, methods described includes：
If it is determined that the heartbeat message that leads to of described main transferring equipment is abnormal, then described initiating equipment turn to described standby in
Turn equipment interaction；
If it is determined that the heartbeat message that described main transferring equipment and described standby transferring equipment lead to is abnormal, then constantly detect institute
State main transferring equipment and whether described standby transferring equipment is recovered, extensive in described main transferring equipment or described standby transferring equipment
In the case of multiple, described initiating equipment resend a described ARP real-time synchronization message to main transferring equipment or
Described standby transferring equipment；
If it is determined that the heartbeat message that described initiating equipment leads to is abnormal, in the case that described initiating equipment recovers, main
A described ARP real-time synchronization message is synchronized to described initiating equipment by transferring equipment or described standby transferring equipment.
5. a kind of synchronous method of ARP list item is it is characterised in that include：
Transferring equipment receives the ARP real-time synchronization message that initiating equipment sends, wherein, a described ARP
Real-time synchronization message is that the message of the ARP that described initiating equipment receives carries out the message that message modification obtains, institute
The message content stating message modification includes at least one of：The affiliated group identities of ARP identify ID, ARP table
Item type, ARP action type, the original home of ARP, ARP time-out time, ARP
Corresponding interface；
Described transferring equipment carries out described message modification and obtains the 2nd ARP to a described ARP real-time synchronization message
Real-time synchronization message, described 2nd ARP real-time synchronization message is sent to other initiating equipments by described transferring equipment
Or other transferring equipment, notify described initiating equipment or described transferring equipment same in real time to described 2nd ARP
Step message carries out described packet parsing process.
6. method according to claim 5 is it is characterised in that described transferring equipment is to a described ARP real-time synchronization
Message carries out the modification of described message and obtains the 2nd ARP real-time synchronization message including：
Target IP field in a described ARP real-time synchronization message is reset to the local IP of described transferring equipment
Address.
7. a kind of synchronizer of ARP list item is it is characterised in that include：
First receiver module, receives the message of ARP for initiating equipment；
First modified module, obtains an ARP for determining that the message to described ARP carries out message modification
Real-time synchronization message, the message content of described message modification includes at least one of：ARP affiliated group body
Part mark ID, ARP type, ARP action type, the original home of ARP, ARP surpasses
When the time, the corresponding interface of ARP；
First forwarding module, sends a described ARP real-time synchronization message to transferring equipment for described initiating equipment,
Wherein, described transferring equipment carries out the modification of described message and obtains the 2nd ARP to a described ARP real-time synchronization message
Real-time synchronization message, described 2nd ARP real-time synchronization message is sent to other initiating equipments by described transferring equipment
Or other transferring equipment, notify described initiating equipment or described transferring equipment same in real time to described 2nd ARP
Step message carries out described packet parsing process.
8. device according to claim 7 is it is characterised in that described first modified module includes：
First address reset cell, described for resetting to the Target IP field in the message of described ARP
The local IP address of initiating equipment.
9. device according to claim 7 is it is characterised in that described device also includes：
Link setup module, in the case of including main transferring equipment and standby transferring equipment in described transferring equipment, described
Initiating equipment sends registration request message to described main transferring equipment；
If in the case that described initiating equipment receives the registration response message of described main transferring equipment, described initiating equipment
With described main transferring equipment link setup successfully, described initiating equipment and described main transferring equipment mutually send out heartbeat message；
If described initiating equipment sends the feelings of described registration request message in default number of times to described main transferring equipment
Under condition, in the case of being not received by the registration response message of described main transferring equipment, described initiating equipment is to described
Standby transferring equipment sends described registration request message；
If described initiating equipment sends the feelings of described registration request message in default number of times to described standby transferring equipment
Under condition, in the case of being not received by the registration response message of described standby transferring equipment, described initiating equipment again to
Described main transferring equipment sends described registration request message.
10. device according to claim 7 is it is characterised in that described device also includes：
Heartbeat module, for if it is determined that the heartbeat message that leads to of described main transferring equipment is abnormal, then described initiating equipment
Turn to and interact with described standby transferring equipment；
If it is determined that the heartbeat message that described main transferring equipment and described standby transferring equipment lead to is abnormal, then constantly detect institute
State main transferring equipment and whether described standby transferring equipment is recovered, extensive in described main transferring equipment or described standby transferring equipment
In the case of multiple, described initiating equipment resend a described ARP real-time synchronization message to main transferring equipment or
Described standby transferring equipment；
If it is determined that the heartbeat message that described initiating equipment leads to is abnormal, in the case that described initiating equipment recovers, main
A described ARP real-time synchronization message is synchronized to described initiating equipment by transferring equipment or described standby transferring equipment.
A kind of 11. synchronizers of ARP list item are it is characterised in that include：
Second receiver module, receives, for transferring equipment, the ARP real-time synchronization message that initiating equipment sends, its
In, a described ARP real-time synchronization message is that the message of the ARP that described initiating equipment receives carries out message
Change the message obtaining, the message content of described message modification includes at least one of：The affiliated group of ARP
Identity ID, ARP type, ARP action type, the original home of ARP, ARP
Time-out time, the corresponding interface of ARP；
Second modified module, carries out described message for described transferring equipment to a described ARP real-time synchronization message
Modification obtains the 2nd ARP real-time synchronization message；
Described 2nd ARP real-time synchronization message is sent to others for described transferring equipment by the second forwarding module
Initiating equipment or other transferring equipment, notify described initiating equipment or described transferring equipment to described second
ARP real-time synchronization message carries out described packet parsing process.
12. devices according to claim 11 are it is characterised in that described second modified module includes：
Second address reset cell, for resetting the Target IP field in a described ARP real-time synchronization message
For the local IP address of described transferring equipment.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510508270.8A CN106470246A (en) | 2015-08-18 | 2015-08-18 | The synchronous method of ARP list item and device |
| PCT/CN2016/077747 WO2016177211A1 (en) | 2015-08-18 | 2016-03-29 | Address resolution protocol (arp) table entry synchronization method and device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510508270.8A CN106470246A (en) | 2015-08-18 | 2015-08-18 | The synchronous method of ARP list item and device |
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| CN111224876B (en) * | 2018-11-23 | 2022-04-29 | 中兴通讯股份有限公司 | Message processing method and device |
| CN113923150B (en) * | 2021-09-30 | 2023-08-25 | 新华三信息安全技术有限公司 | Route updating method, device, electronic equipment and medium |
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|---|---|---|---|---|
| CN1852261A (en) * | 2006-05-26 | 2006-10-25 | 杭州华为三康技术有限公司 | Method for maintenance of neighbor entry |
| US20140029618A1 (en) * | 2012-07-27 | 2014-01-30 | Dell Products L.P. | Systems and methods for optimizing layer three routing in an information handling system |
| CN103685166A (en) * | 2012-09-06 | 2014-03-26 | 中兴通讯股份有限公司 | Method and device for switching between main server and standby server for session initiation protocol terminal |
| CN103825777A (en) * | 2014-02-14 | 2014-05-28 | 杭州华三通信技术有限公司 | DMZ server switching method and device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102647304A (en) * | 2012-05-09 | 2012-08-22 | 中兴通讯股份有限公司南京分公司 | Synchronizing method of address resolution protocols and device |
-
2015
- 2015-08-18 CN CN201510508270.8A patent/CN106470246A/en not_active Withdrawn
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- 2016-03-29 WO PCT/CN2016/077747 patent/WO2016177211A1/en active Application Filing
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1852261A (en) * | 2006-05-26 | 2006-10-25 | 杭州华为三康技术有限公司 | Method for maintenance of neighbor entry |
| US20140029618A1 (en) * | 2012-07-27 | 2014-01-30 | Dell Products L.P. | Systems and methods for optimizing layer three routing in an information handling system |
| CN103685166A (en) * | 2012-09-06 | 2014-03-26 | 中兴通讯股份有限公司 | Method and device for switching between main server and standby server for session initiation protocol terminal |
| CN103825777A (en) * | 2014-02-14 | 2014-05-28 | 杭州华三通信技术有限公司 | DMZ server switching method and device |
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