CN105991460A - Traffic load forwarding method, main control board, service board and network equipment - Google Patents
Traffic load forwarding method, main control board, service board and network equipment Download PDFInfo
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Abstract
The invention provides a traffic load forwarding method, a main control board, service boards and network equipment. The traffic load forwarding method comprises the steps of: configuring an address information list including corresponding relationships between different service boards and network segments IP; issuing the address information list to an interface of a cloud board, so that the interface of the cloud board configures an access control list ACL according to the address information list; receiving protocol messages which are used for requesting IP addresses and forwarded by the service boards; allocating the IP addresses to a client which sends the protocol messages according to the address information list, so that the interface of the cloud board matches data messages containing the IP addresses according to the access control list ACL, and forwards the successfully-matched data message to the corresponding service boards. With the adoption of the traffic load forwarding method provided by the invention, the burden of the service boards and the main control board can be effectively alleviated, the CPU loss can be reduced, and the service processing performance of a single service board can be improved, thereby improving the processing performance of the cloud board.
Description
Technical field
The present invention relates to net application technology field, particularly relate to a kind of flow load retransmission method, master control
Plate, business board and the network equipment.
Background technology
Along with fusion and the quick growth of network access requirements at a high speed of network, cloud plate technique meets the tendency
And give birth to.Cloud plate technique is that polylith business board is abstracted into one piece of logic card, it is achieved the load balancing of flow turns
Send out.
In cloud plate technique is implemented, it is crucial for how realizing efficient flow load sharing.Existing cloud plate
Technology realizes flow load sharing by the five-tuple separation algorithm of bond mouth, wherein, and so-called bond,
It is exactly that multiple physical network cards are bound into a network interface card in logic.But, prior art is using bond
Mouthful five-tuple separation algorithm realize flow load sharing during because the protocol massages of same stream and
The five-tuple of data message is different, and the request data message of same stream and the five of backhaul data message
Tuple contrast, the shunting result thus calculated there will necessarily be difference, so often there is same visitor
Protocol massages and data message that family end sends cannot deliver to the problem that same business board carries out processing.As
Data message and protocol massages that the most same client sends are sent to different business plate by bond mouth, then
Need in data message forwarding to the business board processing corresponding protocol massages by master control borad, thus cause
The process of data message postpones, and has increased the weight of the burden of business board and master control borad, reduces turning of data message
Volatility.
Summary of the invention
In view of this, the present invention provides a kind of flow load retransmission method, is applied to the master control borad of the network equipment,
The described network equipment also includes the cloud plate being made up of at least two pieces of business boards, and described method includes: configuration address
Information list, comprises the corresponding relation of different business plate and network segment IP in described address information list, described not
Do not occur simultaneously with the network segment IP of business board；Described address information list is handed down to the interface of described cloud plate, makes
The interface of described cloud plate is according to described address information list arranging access control list ACL；Reception business board turns
The protocol massages for IP address requesting sent out；According to described address information list for sending described protocol massages
Client distribution IP address so that the interface of described cloud plate according to described access control list match comprise institute
State the data message of IP address, and give corresponding business board by the described data message forwarding that the match is successful.
Alternatively, described is the client distribution IP sending described protocol massages according to described address information list
Address, specifically includes: obtain the business board mark of the business board forwarding described protocol massages；According to described industry
Business panel sign is inquired about described address information list and is obtained the network segment IP that described business board mark is corresponding；From described net
Section IP chooses an IP address and distributes to described client.
On the other hand, it is provided that a kind of flow load retransmission method, it is applied in the network equipment form cloud plate
Business board, the described network equipment also includes that master control borad, described method include: receive what described master control borad issued
Address information list, comprises the corresponding relation of different business plate and network segment IP, institute in described address information list
The network segment IP stating different business plate does not occur simultaneously；Visit according to described address information list configuration service plate interface
Ask control list；Receive the protocol massages for obtaining IP address that client sends, and by described agreement report
Literary composition is transmitted to described master control borad, so that described master control borad is described client according to the address information list configured
Distribute an IP address belonging to described business board correspondence network segment IP；Receive data message, and according to being configured at
The described access of described business board interface controls the network segment IP belonging to IP address of data message described in list match,
By interface channel between other business board interface in described business board interface and described cloud plate will the match is successful
Data message be sent to correspondence business board.
Alternatively, described reception data message, and according to being configured at the described access control of described business board interface
The network segment IP belonging to IP address of data message described in list match processed；Specifically include: receive client and send
Request data message, and control the source IP address of request data message described in list match according to described access
Affiliated network segment IP；Receive the backhaul data message that server sends, and control list according to described access
Join the network segment IP belonging to purpose IP address of described backhaul data message.
Corresponding, the invention provides the master control borad of a kind of network equipment, including: configuration module, it is used for joining
Put address information list, described address information list comprise the corresponding relation of different business plate and network segment IP,
The network segment IP of described different business plate does not occur simultaneously；Acl rule issues module, for by described address information
List is handed down to the interface of described cloud plate, makes the interface of described cloud plate visit according to the configuration of described address information list
Ask control list ACL；Receiver module, for receiving the agreement report for IP address requesting that business board forwards
Literary composition；IP address assignment module, being used for according to described address information list is the client sending described protocol massages
End distribution IP address, so that the interface of described cloud plate controls list match with comprising described IP according to described access
The data message of location, and give corresponding business board by the described data message forwarding that the match is successful.
Optionally, described IP address assignment module specifically includes: mark acquiring unit, is used for obtaining forwarding institute
State the business board mark of the business board of protocol massages；The network segment searches unit, for identifying according to described business board
Inquire about described address information list, obtain the network segment IP that described business board mark is corresponding；Allocation unit, is used for
From described network segment IP, choose an IP address distribute to described client.
Accordingly, additionally provide the business board of a kind of network equipment, for the cloud plate of network consisting equipment, bag
Include: acl rule receiver module, for receiving the address information list that master control borad issues, described address information
Comprising the corresponding relation of different business plate and network segment IP in list, the network segment IP of described different business plate does not hand over
Collection；ACL configures module, controls row for the access according to described address information list configuration service plate interface
Table A CL；Protocol massages forwarding module, for receiving the agreement report for obtaining IP address that client sends
Literary composition, and described protocol massages is transmitted to described master control borad, so that described master control borad is according to the address letter of configuration
Breath list is that described client distributes an IP address belonging to described business board correspondence network segment IP；Data message
Forwarding module, is used for receiving data message, and controls according to the described access being configured at described business board interface
The network segment IP belonging to IP address of data message described in list match, by described business board interface and described cloud
In plate, the data message that the match is successful is sent to corresponding business by the interface channel between other business board interface
Plate.
Optionally, described data message forwarding module specifically includes: request data message retransmission unit, is used for
Receive the request data message that client sends, and control request data described in list match according to described access
Network segment IP belonging to the source IP address of message, by described business board interface and other business board in described cloud plate
The data message that the match is successful is sent to the business board of correspondence by the interface channel between interface；Backhaul data report
Literary composition retransmission unit, for receiving the backhaul data message that server sends, and controls list according to described access
Mate the network segment IP belonging to purpose IP address of described backhaul data message, by described business board interface and institute
State in cloud plate the interface channel between other business board interface and the data message that the match is successful is sent to correspondence
Business board.
Additionally, present invention also offers a kind of network equipment, including any of the above-described described master control borad, by extremely
The cloud plate of few two pieces of any of the above-described described business board compositions.
Optionally, the interface of described cloud plate is the common interface that in cloud plate, each business board shares, or
Utilize the interface of described each business board that interface channel gangs up.
Specifically, the present invention is achieved through the following technical solutions:
Flow load retransmission method, master control borad, business board and the network equipment that the present invention provides, the method should
In the distributed network equipment including master control borad and polylith business board, master control borad is pre-configured with and comprises difference
The address information list of the corresponding relation of business board and network segment IP, and this address information list is handed down to cloud plate
Interface arranging access control list ACL；Then the protocol massages forwarded by business board is received, should for sending
One IP address belonging to this business board correspondence network segment IP of client distribution of protocol massages, so that the connecing of cloud plate
Mouthful control list match and comprise the data message of above-mentioned IP address according to accessing, and by the described number that the match is successful
The business board of correspondence it is transmitted to according to message.Owing to controlling the successful data message of list match according to above-mentioned access
The IP address comprised is consistent with the IP address that master control borad is client distribution, and belongs to the net of this business board distribution
Section IP, thus by above-mentioned flow load retransmission method may insure that protocol massages that same client receives and dispatches,
Data message is processed by same business board.Relative to prior art, it is to avoid when protocol massages, datagram
Need when literary composition is sent to different business plate under master control borad control, carry out the forwarding of data stream between business board, alleviate
The burden of business board and master control borad, reduces CPU loss, improves the Business Processing of monolithic business board
Can, thus improve the process performance of cloud plate.
Accompanying drawing explanation
Fig. 1 is the networking schematic diagram of application scenarios of the present invention；
Fig. 2 is the flow chart of inventive flow load retransmission method embodiment one；
Fig. 3 is the flow chart of step 24 in inventive flow load retransmission method embodiment one；
Fig. 4 is the flow chart of inventive flow load retransmission method embodiment two；
Fig. 5 is the networking schematic diagram that protocol massages of the present invention processes；
Fig. 6 is the networking schematic diagram that data message of the present invention processes；
Fig. 7 is the structured flowchart of the master control borad embodiment of inventive network equipment；
Fig. 8 is the structured flowchart of the IP address assignment module in master control borad embodiment of the present invention；
Fig. 9 is the structured flowchart of the business board embodiment of inventive network equipment；
Figure 10 is the schematic diagram of inventive network apparatus embodiments one；
Figure 11 is the schematic diagram of inventive network apparatus embodiments two.
Detailed description of the invention
With reference to Fig. 1, it is shown that the networking schematic diagram of application scenarios of the present invention, including: multiple clients,
Switch, the network equipment and server.The request message unification that each client sends please through switch composition
Ask stream to be sent to the network equipment, the network equipment protocol massages in above-mentioned request stream is processed after will at
Reason result returns to client, and the request data message in above-mentioned request stream is transmitted to server process.
Accordingly, server returns by return packet after processing the request data message in above-mentioned request stream
The backhaul of composition flows through the network equipment and is transmitted to the client of correspondence.
The flow load retransmission method provided in the present invention is applied in the above-mentioned network equipment, and above-mentioned network sets
Standby can be a kind of frame close coupling equipment, including: insert the master control in the different slots of same machine frame
Plate, the business board of two or more identical type.Wherein it is possible to by above-mentioned two or multiple identical type
Business board composition one cloud plate in logic.
The technical characterstic of cloud plate maximum is virtualization, polylith is invented one piece with kind physical traffic plate and patrols
Collect business board, when allowing user at configuration service and use, do not feel what has with one block of physical traffic plate
Difference.One feature of cloud plate is that configuration is transparent, is i.e. zero networking between the member's business board in cloud plate,
Need not run control protocol or configuration Routing Protocol, the member's business board in cloud plate does not knows mutually that
This, the realization of member's business board function is completely by the control of master control borad.Secondly, business board need not list
Solely configuration, the configuration of cloud plate is realized by master control borad, and all configurations realize being all to have configured at master control borad,
Then by the inner passage between master control borad and cloud plate, configuration rule is issued to all member's business boards.
Below by the business board side from master control borad side and cloud plate respectively, illustrate that the flow that the present invention provides is born
The embodiment of idling forwarding method.
With reference to Fig. 2, it is shown that the flow chart of inventive flow load retransmission method embodiment one, it is applied to net
The master control borad of network equipment, said method includes:
Step 21, configuration address information list, comprise different business plate and network segment IP's in address information list
Corresponding relation, the network segment IP of different business plate does not occur simultaneously；
Address above mentioned information list can be user or network manager configures according to preset allocation strategy,
Above-mentioned preset allocation strategy may is that and distributes different network segment IP, and different segment IP into different business boards
Between not do not occur simultaneously.
Step 22, address above mentioned information list is handed down to the interface of cloud plate, makes the interface of cloud plate according to address
Information list arranging access control list ACL (Access Control List, ACL access and control list)；
Owing to cloud plate is a virtual business board in logic, the interface of above-mentioned cloud plate can be composition cloud plate
A common interface sharing of each business board, this common interface can be arranged in cloud plate one independent point
On stream board, all of data message all flows through above-mentioned common interface, is configured at the ACL at above-mentioned common interface
Matched data message, gives corresponding business board by the data message forwarding after coupling.The interface of above-mentioned cloud plate is also
Can be the interface of each business board, the interface of each business board above-mentioned be connected by interface channel, this interface
Passage makes each interface mutually gang up, say, that the data message warp uploaded by the interface of arbitrary business board
Can be sent on the business board specified through above-mentioned interface channel after crossing ACL coupling, the above-mentioned industry specified
Business plate is not necessarily the business board at the interface place uploading data message.
The protocol massages for IP address requesting that step 23, reception business board forward；
Wherein, above-mentioned protocol massages can be DHCP (Dynamic Host Configuration Protocol,
DHCP) protocol massages, it is also possible to it is other protocol massages for IP address requesting.
Above-mentioned protocol massages is sent by client, can drain into, by preset ACL, the business board specified in cloud plate
On, then it is transmitted to master control borad by business board.Herein it should be noted that above-mentioned preset ACL and setting
Different in the ACL of the seam of cloud plate, above-mentioned preset ACL is for protocol massages client sent
Draining on specified services plate, this preset ACL can be according to the client-side information of user setup such as MAC
Address configures with the corresponding relation of business board.
In prior art, protocol massages is typically transmitted directly to master control borad by client, in order to master control borad is
Client distribution IP address.The embodiment of the present invention is unlike the prior art: the agreement that client sends
On the business board that first message is drained in cloud plate, transferred to master control borad by business board the most again, in order to
Master control borad knows protocol massages from which business board is uploaded, so that master control borad is that client distribution should
IP address in business board correspondence network segment IP.
Step 24, foundation address information list are the client distribution IP address sending protocol massages, so that cloud
The interface of plate controls the data message that list match comprises above-mentioned IP address according to accessing, and by the match is successful
Data message forwarding gives corresponding business board.
Specifically, with reference to the flow chart of the step 24 shown in Fig. 3, above-mentioned steps 24 can also specifically include:
Step 241, the business board of the business board obtaining retransmission protocol message identify；
Step 242, according to above-mentioned business board mark inquiry address above mentioned information list obtain above-mentioned business board mark
Corresponding network segment IP；
Step 243, from above-mentioned network segment IP, choose an IP address distribute to client.
With reference to Fig. 4, it is shown that the flow chart of inventive flow load retransmission method embodiment two, it is applied to network
Equipment forms the business board of cloud plate, i.e. using one of them the member's business board in cloud plate as executive agent,
Specifically include:
The address information list that step 41, reception master control borad issue, comprises difference in address above mentioned information list
Business board and the corresponding relation of network segment IP, the network segment IP of different business plate does not occur simultaneously；
Step 42, the access of foundation address information list configuration service plate interface control list；
In the embodiment of the present invention, it is designated as the interface of cloud plate as the interface of member's business board of executive agent.
The protocol massages for obtaining IP address that step 43, reception client send, and by above-mentioned agreement report
Literary composition is transmitted to master control borad, so that master control borad is that client distribution one belongs to according to the address information list of configuration
The IP address of this business board correspondence network segment IP；
Step 44, reception data message, and according to being configured at the access control list ACL of business board interface
Join the network segment IP belonging to IP address of data message, by above-mentioned business board interface and other business board in cloud plate
The data message that the match is successful is sent to the business board of correspondence by the interface channel between interface.
In above-mentioned steps 44, by the interface data message of business board, it is arranged at this business board seam
ACL the network segment IP belonging to the IP address of data message is mated, only by corresponding with this business board
The network segment IP data message that the match is successful is sent to the CPU process of this business board, and remainder data message leads to
Cross the interface channel between the interface of this business board and other business boards in cloud plate to be sent to corresponding business board and enter
Row processes.
In above-mentioned steps 44, the data message of business board interface may include that from client transmission
Request data message and the backhaul data message from server.Dissimilar according to data message, above-mentioned
Step 44 can particularly as follows:
The request data message that step A, reception client send, and ask according to accessing control list match
Network segment IP belonging to the source IP address of data message, by above-mentioned business board interface and other business board in cloud plate
The data message that the match is successful is sent to the business board of correspondence by the interface channel between interface.
The backhaul data message that step B, reception server send, and control list match backhaul number according to accessing
According to the network segment IP belonging to the purpose IP address of message, by above-mentioned business board interface and other business board in cloud plate
The data message that the match is successful is sent to the business board of correspondence by the interface channel between interface.
As a example by the process of protocol massages and data message, illustrate that the flow load that the present invention provides forwards below
Method, wherein, protocol massages can be the protocol massages for IP address requesting that client sends.Number
Including according to message: request data message and backhaul data message, wherein, request data message is client
The data message sent after acquisition IP address, backhaul data message is that server is receiving above-mentioned asking
Seek the response message returned after data message.
Fig. 5 shows the networking schematic diagram that protocol massages of the present invention processes, and detailed process is:
First client sends a protocol massages for IP address requesting, above-mentioned network to the network equipment
Equipment includes a master control borad and includes the cloud plate of multiple business board；This protocol massages is drained into cloud plate
On one member's business board, then it is sent to master control borad through above-mentioned member's business board.
Master control borad receives above-mentioned protocol massages, and records the business board of member's business board of uploading protocol message
Mark, such as business board 01, business board 02, business board 03 etc..
Master control borad is according to the pre-configured address information list of above-mentioned business board identifier lookup, address above mentioned
Information list comprises different business plate and does not hand over the corresponding relation of network segment IP and the network segment IP of different business plate
Collection；An IP address is distributed for client from the network segment IP that the business board mark found is corresponding.
Specifically, pre-saved user or network manager in master control borad to distribute according to preset allocation strategy
Address information list.Above-mentioned preset allocation strategy is: distribute different segment IP for different business plate, and
Do not occur simultaneously between different segment IP.Address information list contains different business panel sign and network segment IP
Corresponding relation.See the address information list example shown in following table one:
Table one
| Network segment IP | Business board identifies |
| 5.5.1.0--5.5.1.254 | Business board 01 |
| 5.5.2.0--5.5.2.254 | Business board 02 |
| 5.5.3.0--5.5.3.254 | Business board 03 |
Assume that the business board of member's business board of above-mentioned transmission protocol message is designated 02, then master control borad can be from
The network segment IP:5.5.2.1--5.5.2.254 of business board 02 correspondence distributes an IP address, such as 5.5.2.10,
And above-mentioned IP address is sent to business board 02, return to client by business board 02.
Fig. 6 shows the networking schematic diagram that data message of the present invention processes, as it can be seen, client obtains
IP address: after 5.5.2.10, sends request data as source IP address to the network equipment using this IP address
Message.Above-mentioned request data message first passes around the front end interface of cloud plate, is arranged at cloud front edge of board seam
An ACL mate the network segment IP belonging to the IP of source in above-mentioned request data message, i.e.
5.5.2.1--5.5.2.254, wherein, the address information list that an above-mentioned ACL issues according to master control borad enters
Row configuration；According to the corresponding relation of network segment IP in an ACL with business board mark, business board 02 is corresponding
The network segment IP belonging to network segment IP and the source IP of above-mentioned request data message identical, so by above-mentioned request
Data message forwarding carries out being processed and forwarded to server to business board 02.
Server receives above-mentioned request data message, returns a corresponding backhaul data after processing
Message, purpose IP of this backhaul data message is 5.5.2.10.Server is first by above-mentioned backhaul data report
Literary composition is sent to the cloud plate of the network equipment, and the 2nd ACL being arranged at cloud plate back end interface mates above-mentioned backhaul number
According to the network segment belonging to purpose IP of message, i.e. 5.5.2.1--5.5.2.254, the 2nd ACL is also according to master control
The address information list that plate issues configures；According to network segment IP in the 2nd ACL and business board mark
The net belonging to purpose IP of corresponding relation, the network segment IP of business board 02 correspondence and above-mentioned backhaul data message
IP is identical for section, above-mentioned backhaul data message is transmitted to business board 02 and carries out being processed and forwarded to client.
On hardware realizes, an above-mentioned ACL, the 2nd ACL can be arranged at same cloud plate and connect
At Kou.
To sum up, the flow load retransmission method that the present invention provides, it is applied to include master control borad and polylith business board
Distributed network equipment in, master control borad is pre-configured with the corresponding relation that comprises different business plate and network segment IP
Address information list, and this address information list is handed down to the interface of cloud plate, arranging access control list ACL；
Then receive the protocol massages forwarded by business board, distribute a genus for sending the client of this protocol massages
In the IP address of this business board correspondence network segment IP, so that the interface of cloud plate comprises according to accessing control list match
The data message of above-mentioned IP address, and give corresponding business board by the described data message forwarding that the match is successful.
IP address and master control borad owing to comprising according to the above-mentioned access control successful data message of list match are client
The IP address of end distribution is consistent, and belongs to the network segment IP of this business board distribution, so by above-mentioned flow load
Retransmission method may insure that protocol massages that same client sends, data message are processed by same business board.
Relative to prior art, it is to avoid need when protocol massages, data message are sent to different business plate to lead
Realize the forwarding of data stream between business board under the control of control plate, alleviate the burden of business board and master control borad, fall
Low CPU loss, improves the service process performance of monolithic business board, thus improves the treatability of cloud plate
Energy.
On the other hand, in prior art, due to the walked path of request data stream and the walked path of return traffic
May be different, so in order to return traffic can find related streams information, it is necessary at the place of request data stream
During reason, on physical traffic plate stream information backuped on all possible path in the most all cloud plates,
And ask stream and the interval of backhaul stream the shortest, so for ensureing the seriality flowed, need to back up in realtime.Phase
For prior art, the technical scheme that the present invention provides ensure that request data stream and return traffic are all through same
One paths, namely processes at same business board, so return traffic can be looked at current business plate
To the information of corresponding request data stream, and without the flow information Complete Synchronization between the most all business boards
After could realize the normal forwarding of return traffic, so carrying out backed up in synchronization without real-time flow information, can
Do time the backup of flow information to be put into CPU free time, reduce to greatest extent and customer traffic is forwarded
Impact.
For aforesaid each method embodiment, in order to be briefly described, therefore it is all expressed as a series of dynamic
Combining, but those skilled in the art know with this, the present invention is not by described sequence of movement
Limiting, because according to the present invention, some step can use other orders or carry out simultaneously.
Secondly, those skilled in the art also should know, embodiment described in this description belongs to can
Select embodiment, necessary to involved action and the module not necessarily present invention.
Corresponding with aforementioned flow load retransmission method embodiment one, the embodiment of the present invention additionally provides one
The master control borad of the network equipment, with reference to Fig. 7, it is shown that the structure of the master control borad embodiment of inventive network equipment
Block diagram, including:
Configuration module 71, comprises different business in configuration address information list, address above mentioned information list
Plate and the corresponding relation of network segment IP, the network segment IP of above-mentioned different business plate does not occur simultaneously；
Acl rule issues module 72, for address above mentioned information list is handed down to the interface of cloud plate, makes cloud
The interface of plate is according to address above mentioned information list arranging access control list ACL；
Receiver module 73, for receiving the protocol massages for IP address requesting that business board forwards；
IP address assignment module 74, is the visitor sending above-mentioned protocol massages for foundation address above mentioned information list
End distribution IP address, family, so that the interface of cloud plate controls list match according to above-mentioned access comprises above-mentioned IP address
Data message, and give corresponding business board by the above-mentioned data message forwarding that the match is successful.
Optionally, with reference to the structured flowchart of the IP address assignment module shown in Fig. 8, IP address assignment module 74
Can specifically include:
Mark acquiring unit 741, for obtaining the business board mark of the business board forwarding above-mentioned protocol massages；
The network segment searches unit 742, for according to above-mentioned business board mark inquiry address above mentioned information list, obtaining
The network segment IP that above-mentioned business board mark is corresponding；
Allocation unit 743, distributes to above-mentioned client for choosing an IP address from above-mentioned network segment IP.
Accordingly, corresponding with aforementioned flow load retransmission method embodiment two, present invention also offers one
The business board of the network equipment, with reference to Fig. 9, it is shown that the structure of the business board embodiment of inventive network equipment
Block diagram, above-mentioned business board embodiment includes:
Acl rule receiver module 91, for receiving the address information list that master control borad issues, address above mentioned is believed
Comprising the corresponding relation of different business plate and network segment IP in breath list, the network segment IP of above-mentioned different business plate does not has
Occur simultaneously；
ACL configures module 92, controls for the access according to address above mentioned information list configuration service plate interface
List ACL；
Protocol massages forwarding module 93, for receiving the protocol massages for obtaining IP address that client sends,
And above-mentioned protocol massages is transmitted to above-mentioned master control borad, so that above-mentioned master control borad is according to the address information row of configuration
Table is that above-mentioned client distributes an IP address belonging to above-mentioned business board correspondence network segment IP；
Data message forwarding module 94, is used for receiving data message, and according to being configured at above-mentioned business board interface
Above-mentioned access control the above-mentioned data message of list match the network segment IP belonging to IP address, by above-mentioned business
In plate interface and above-mentioned cloud plate, the data message that the match is successful is sent out by the interface channel between other business board interface
Give the business board of correspondence.
Optionally, above-mentioned data message forwarding module can specifically include:
Request data message retransmission unit, for receiving the request data message that client sends, and according to upper
State and access the network segment IP belonging to source IP address controlling list match above-mentioned request data message, by above-mentioned industry
In business plate interface and above-mentioned cloud plate, interface channel between other business board interface is by the data message that the match is successful
It is sent to the business board of correspondence；
Backhaul data message retransmission unit, for receiving the backhaul data message that server sends, and according to upper
State and access the network segment IP belonging to purpose IP address controlling list match above-mentioned backhaul data message, by above-mentioned
In business board interface and above-mentioned cloud plate, interface channel between other business board interface is by the datagram that the match is successful
Literary composition is sent to the business board of correspondence.
It addition, present invention also offers a kind of network equipment embodiment, including any of the above-described master control borad embodiment
Cloud plate with being made up of at least two above-mentioned business board embodiment, is used for implementing above-mentioned flow load retransmission method.
As it was previously stated, the network equipment that the present invention provides can be a kind of frame close coupling equipment, including:
Insert the master control borad in the different slots of same machine frame, multiple business board.Wherein it is possible to by above-mentioned two
Individual or business board one cloud plate in logic of composition of multiple identical type.
Owing to cloud plate is a virtual business board in logic, the interface of above-mentioned cloud plate can be composition cloud plate
A common interface sharing of each business board, with reference to the schematic diagram of the network equipment embodiment one shown in Figure 10,
In this embodiment, the interface of cloud plate is the common interface that in cloud plate, each business board shares.This common interface
Can be arranged in cloud plate on an independent shunting board, all of data message all flows through above-mentioned public connect
Mouthful, it is configured at the ACL matched data message at above-mentioned common interface, the data message forwarding after coupling is given
Corresponding business board.Above-mentioned business board can be the business board described in any of the above-described embodiment.
With reference to the structural representation of the inventive network apparatus embodiments two shown in Figure 11, in the present embodiment two,
The interface of cloud plate can be the interface of each business board.In other words, in the interface logic of each member's business board
It is functionally identical to the interface of cloud plate.Cloud plate ACL configuration realized by master control borad, master control borad by with cloud plate it
Between inner passage ACL configuration rule is issued to all member's business boards.It is issued to each member's business board
ACL configuration rule be equivalent to be handed down to the ACL configuration rule of cloud plate in logic, i.e. cloud plate interface is joined
The ACL put, actually appears the ACL of each member's business board seam configuration, and each member's business board
The ACL of interface configuration is identical.The interface of each business board above-mentioned is connected by interface channel, and this interface leads to
Road makes each interface mutually gang up, say, that the data message uploaded by the interface of arbitrary business board, passes through
After ACL coupling, can be sent on the business board specified through above-mentioned interface channel, this business specified
The network segment belonging to network segment IP and the IP of data message that plate is corresponding in address information list is consistent.Above-mentioned appointment
Business board be not necessarily the business board at the interface place uploading data message.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all at this
Within the spirit of invention and principle, any modification, equivalent substitution and improvement etc. done, should be included in
Within the scope of protection of the invention.
Claims (10)
1. a flow load retransmission method, it is characterised in that be applied to the master control borad of the network equipment, described
The network equipment also includes the cloud plate being made up of at least two pieces of business boards, and described method includes:
Configuration address information list, comprises different business plate corresponding with network segment IP in described address information list
Relation, the network segment IP of described different business plate does not occur simultaneously；
Described address information list is handed down to the interface of described cloud plate, makes the interface of described cloud plate according to described
Address information list arranging access control list ACL；
Receive the protocol massages for IP address requesting that business board forwards；
It is the client distribution IP address sending described protocol massages according to described address information list, so that institute
The interface stating cloud plate controls, according to described access, the data message that list match comprises described IP address, and general
Join successful described data message forwarding to corresponding business board.
Flow load retransmission method the most according to claim 1, it is characterised in that described in described foundation
Address information list is the client distribution IP address sending described protocol massages, specifically includes:
Obtain the business board mark of the business board forwarding described protocol massages；
Inquire about described address information list according to described business board mark and obtain the net that described business board mark is corresponding
Section IP；
From described network segment IP, choose an IP address distribute to described client.
3. a flow load retransmission method, it is characterised in that be applied in the network equipment form cloud plate
Business board, the described network equipment also includes that master control borad, described method include:
Receive the address information list that described master control borad issues, described address information list comprises different business
Plate and the corresponding relation of network segment IP, the network segment IP of described different business plate does not occur simultaneously；
List is controlled according to the access of described address information list configuration service plate interface；
Receive the protocol massages for obtaining IP address that client sends, and described protocol massages is transmitted to
Described master control borad, so that described master control borad is that described client distributes one according to the address information list of configuration
Belong to the IP address of described business board correspondence network segment IP；
Receive data message, and control list match institute according to the described access being configured at described business board interface
State the network segment IP belonging to IP address of data message, by described business board interface and other industry in described cloud plate
The data message that the match is successful is sent to the business board of correspondence by the interface channel between business plate interface.
Flow load retransmission method the most according to claim 3, it is characterised in that described reception data
Message, and control data message described in list match according to the described access being configured at described business board interface
Network segment IP belonging to IP address；Specifically include:
Receive the request data message that client sends, and control to ask described in list match according to described access
Network segment IP belonging to the source IP address of data message；
Receive the backhaul data message that server sends, and control backhaul described in list match according to described access
The network segment IP belonging to purpose IP address of data message.
5. the master control borad of a network equipment, it is characterised in that including:
Configuration module, comprises different business plate in configuration address information list, described address information list
With the corresponding relation of network segment IP, the network segment IP of described different business plate does not occur simultaneously；
Acl rule issues module, for described address information list is handed down to the interface of described cloud plate, makes
The interface of described cloud plate is according to described address information list arranging access control list ACL；
Receiver module, for receiving the protocol massages for IP address requesting that business board forwards；
IP address assignment module, being used for according to described address information list is the client sending described protocol massages
End distribution IP address, so that the interface of described cloud plate controls list match with comprising described IP according to described access
The data message of location, and give corresponding business board by the described data message forwarding that the match is successful.
Master control borad the most according to claim 5, it is characterised in that described IP address assignment module is concrete
Including:
Mark acquiring unit, for obtaining the business board mark of the business board forwarding described protocol massages；
The network segment searches unit, for inquiring about described address information list according to described business board mark, obtains institute
State the network segment IP that business board mark is corresponding；
Allocation unit, distributes to described client for choosing an IP address from described network segment IP.
7. the business board of a network equipment, it is characterised in that for the cloud plate of network consisting equipment, including:
Acl rule receiver module, for receiving the address information list that master control borad issues, described address information
Comprising the corresponding relation of different business plate and network segment IP in list, the network segment IP of described different business plate does not hand over
Collection；
ACL configures module, controls row for the access according to described address information list configuration service plate interface
Table A CL；
Protocol massages forwarding module, for receiving the protocol massages for obtaining IP address that client sends,
And described protocol massages is transmitted to described master control borad, so that described master control borad is according to the address information row of configuration
Table is that described client distributes an IP address belonging to described business board correspondence network segment IP；
Data message forwarding module, is used for receiving data message, and according to being configured at described business board interface
Described access controls the network segment IP belonging to IP address of data message described in list match, by described business board
In interface and described cloud plate, the data message that the match is successful is sent by the interface channel between other business board interface
Give corresponding business board.
Business board the most according to claim 7, it is characterised in that described data message forwarding module has
Body includes:
Request data message retransmission unit, for receiving the request data message that client sends, and according to institute
State to access and control the network segment IP belonging to source IP address of request data message described in list match, by described industry
In business plate interface and described cloud plate, interface channel between other business board interface is by the data message that the match is successful
It is sent to the business board of correspondence；
Backhaul data message retransmission unit, for receiving the backhaul data message that server sends, and according to institute
State to access and control the network segment IP belonging to purpose IP address of backhaul data message described in list match, by described
In business board interface and described cloud plate, interface channel between other business board interface is by the datagram that the match is successful
Literary composition is sent to the business board of correspondence.
9. a network equipment, it is characterised in that include the master control borad described in claim 5 or 6, by extremely
The cloud plate of few business board composition described in two pieces of claim 7 or 8.
The network equipment the most according to claim 9, it is characterised in that the interface of described cloud plate is cloud
The common interface that in plate, each business board shares, or utilize described each business board that interface channel gangs up
Interface.
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