CN108259297A - A kind of message processing method and device - Google Patents
A kind of message processing method and device Download PDFInfo
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- CN108259297A CN108259297A CN201710295679.5A CN201710295679A CN108259297A CN 108259297 A CN108259297 A CN 108259297A CN 201710295679 A CN201710295679 A CN 201710295679A CN 108259297 A CN108259297 A CN 108259297A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/46—Interconnection of networks
- H04L12/4641—Virtual LANs, VLANs, e.g. virtual private networks [VPN]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/46—Interconnection of networks
- H04L12/4641—Virtual LANs, VLANs, e.g. virtual private networks [VPN]
- H04L12/467—Arrangements for supporting untagged frames, e.g. port-based VLANs
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L45/00—Routing or path finding of packets in data switching networks
- H04L45/50—Routing or path finding of packets in data switching networks using label swapping, e.g. multi-protocol label switch [MPLS]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L45/00—Routing or path finding of packets in data switching networks
- H04L45/74—Address processing for routing
- H04L45/745—Address table lookup; Address filtering
Abstract
The present invention provides a kind of message processing method and device, this method include：Send first port binding instruction to PE equipment so that PE equipment from specified ECP Extended Capabilities Port receive the message for carrying VLAN tag when, corresponding with the first VSI first flag information is carried in the message；The first forwarding-table item is locally generated, to indicate that CB equipment forwards the message for carrying first flag information received from cascade port in the first VSI；Send second port binding instruction to PE equipment so that PE equipment from specified ECP Extended Capabilities Port receive the message for not carrying VLAN tag when, corresponding with the 2nd VSI second identifier information is carried in the message；The second forwarding-table item is locally generated, to indicate that CB equipment forwards the message for carrying second identifier information received from cascade port in the 2nd VSI.The scene of application can be mixed with VXLAN agreements in 802.1BR agreements using the embodiment of the present invention, realize identification of the CB equipment to VLAN patterns flow and ether pattern flow.
Description
Technical field
The present invention relates to network communication technology field more particularly to a kind of message processing methods and device.
Background technology
802.1BR is a kind of application level protocol in data center's access level.As IEEE (Electrical and Electronic engineers
Association, Institute of Electrical and Electronics Engineers) formulate standard, 802.1BR definition
Operation, interaction protocol, management object and the algorithm of extension bridge can be that the connection of multiple physical servers, blade server carry
Multiport extended capability for bridge or providing independent bridge joint cause for gossip for virtual machine shows logical connection.
At present, the network system based on 802.1BR logically specifically includes：CB (control bridge, Controlling
Bridge) equipment and PE (ports-Extending, Port Extender) equipment.Wherein, CB equipment can pass through PE CSP (control and shape
State agreement, Control and Status Protocol) control management PE equipment, each extension end of the CB equipment for PE equipment
Mouth one ECID (E-Channel ID, gap marker) of distribution.PE equipment receives message by an ECP Extended Capabilities Port, and encapsulation carries
The ETAG of the ECID of the ECP Extended Capabilities Port is sent to CB by cascade port.
Under certain application scenarios, the data message of non-protocol massages, which includes, does not carry VLAN (virtual machine LAN) marks
The management flow of label and the service traffics for carrying VLAN tag.
However, since PE equipment is according to the VID field of the VETG of 802.1BR protocol encapsulations, CB is by connecting the cascade of PE
When mouth is received with ETAG messages, it is the management flow for not carrying VLAN tag that PE ECP Extended Capabilities Ports, which cannot be distinguished, and receive original message
Message still carries the message of the service traffics of VLAN tag.
Invention content
The purpose of the present invention is to provide a kind of message processing method, with solve 802.1BR agreements in the prior art and
The problem of VXLAN agreements are mixed in application scenarios, and the ether pattern of flow or VLAN patterns cannot be distinguished in CB equipment.
To achieve the above object, the present invention provides a kind of message processing method, and applied to CB equipment, this method includes：
First port binding instruction is sent to ports-Extending PE equipment, the first port binding instruction is used to indicate PE and sets
Standby the first access circuit AC ports that virtual LAN VLAN pattern is bound for specified ECP Extended Capabilities Port, and be the first AC ports
The first virtual switch instance VSI is bound, so that the PE equipment is received from the specified ECP Extended Capabilities Port carries VLAN tag
Message when, corresponding with the first VSI first flag information is carried in the message；
The first forwarding-table item is locally generated, first forwarding-table item is used to indicate the CB equipment will be from cascade port
The message for carrying the first flag information received forwards in the first VSI；
Second port binding instruction is sent to the PE equipment, the second port binding instruction is used to indicate PE equipment and is
2nd AC ports of specified ECP Extended Capabilities Port binding ether pattern, and be the 2nd VSI of the 2nd AC port bindings, so that the PE
Equipment from the specified ECP Extended Capabilities Port receive the message for not carrying VLAN tag when, carried in the message with described second
The corresponding second identifier information of VSI；
The second forwarding-table item is locally generated, second forwarding-table item is used to indicate the CB equipment will be from cascade port
The message for carrying the second identifier information received forwards in the 2nd VSI.
To achieve the above object, the present invention also provides a kind of message processing methods, and applied to PE equipment, this method includes：
Receive the first port binding instruction that control bridge CB equipment is sent；
For ECP Extended Capabilities Port is specified to bind the first AC ports of virtual LAN VLAN pattern, and it is the first AC port bindings
First virtual switch instance VSI；
Receive the second port binding instruction that CB equipment is sent；
The 2nd AC ports of ether pattern are bound for the specified ECP Extended Capabilities Port, and are the 2nd AC port bindings second
VSI；
When receiving the message for carrying VLAN tag from the specified ECP Extended Capabilities Port, in the message carry with it is described
The corresponding first flag information of first VSI；
When receiving the message for not carrying VLAN tag from the specified ECP Extended Capabilities Port, carrying and institute in the message
State the corresponding second identifier information of the 2nd VSI.
To achieve the above object, the present invention also provides a kind of message process devices, and applied to CB equipment, this method includes：
Transmitting element, for sending first port binding instruction to ports-Extending PE equipment, the first port binding refers to
The first AC ports for being used to indicate that PE equipment is specified ECP Extended Capabilities Port binding virtual LAN VLAN pattern are enabled, and are described first
AC port bindings the first virtual switch instance VSI, carries so that the PE equipment is received from the specified ECP Extended Capabilities Port
During the message of VLAN tag, first flag information corresponding with the first VSI is carried in the message；
Generation unit, for being locally generated the first forwarding-table item, first forwarding-table item is used to indicate the CB and sets
It is standby to forward the message for carrying the first flag information received from cascade port in the first VSI；
The transmitting element is additionally operable to send second port binding instruction, the second port binding to the PE equipment
Instruction is used to indicate PE equipment and is the 2nd AC ports of specified ECP Extended Capabilities Port binding ether pattern, and tie up for the 2nd AC ports
Fixed 2nd VSI so that the PE equipment from the specified ECP Extended Capabilities Port receive the message for not carrying VLAN tag when, in the report
Second identifier information corresponding with the 2nd VSI is carried in text；
The generation unit is additionally operable to be locally generated the second forwarding-table item, and second forwarding-table item is used to indicate institute
CB equipment is stated to forward the message for carrying the second identifier information received from cascade port in the 2nd VSI
To achieve the above object, the present invention also provides a kind of message process devices, and applied to PE equipment, this method includes：
First receiving unit, the first port for receiving the transmission of control bridge CB equipment bind instruction；
Binding unit, for the first AC ports to specify ECP Extended Capabilities Port binding virtual LAN VLAN pattern, and to be somebody's turn to do
First the first virtual switch instance of AC port bindings VSI；
First receiving unit is additionally operable to receive the second port binding instruction that CB equipment is sent；
The binding unit is additionally operable to bind the 2nd AC ports of ether pattern for the specified ECP Extended Capabilities Port, and to be somebody's turn to do
The 2nd VSI of 2nd AC port bindings；
Second receiving unit, for receiving message from the specified services；
Adding device receives for working as second receiving unit from the specified ECP Extended Capabilities Port and carries VLAN tag
Message when, corresponding with the first VSI first flag information is carried in the message；When second receiving unit is from institute
When stating specified ECP Extended Capabilities Port and receiving the message for not carrying VLAN tag, carried in the message corresponding with the 2nd VSI
Second identifier information.
Using the embodiment of the present invention, by sending first port binding instruction to PE equipment, first port binding instruction is used
In the first AC ports that instruction PE equipment is specified ECP Extended Capabilities Port binding VLAN patterns, and it is the first VSI of the first AC port bindings,
So that PE equipment from specified ECP Extended Capabilities Port receive the message for carrying VLAN tag when, in the message carry with the first VSI
Corresponding first flag information；The first forwarding-table item is locally generated, the first forwarding-table item is used to indicate CB equipment will be from cascade
The message that port received carry first flag information forwards in the first VSI；Second port binding is sent to PE equipment
Instruction, second port binding instruction are used to indicate the 2nd AC ports that PE equipment is specified ECP Extended Capabilities Port binding ether pattern, and
For the 2nd VSI of the 2nd AC port bindings so that PE equipment from specified ECP Extended Capabilities Port receive the message for not carrying VLAN tag when,
Second identifier information corresponding with the 2nd VSI is carried in the message；It is locally generated the second forwarding-table item, the second forwarding-table item
CB equipment is used to indicate to forward the message for carrying second identifier information received from cascade port in the 2nd VSI.CB
Equipment can identify the service traffics message with VLAN tag and the management traffic messages without VLAN tag.
Description of the drawings
Fig. 1 is a kind of flow diagram of message processing method provided in an embodiment of the present invention；
Fig. 2 is a kind of flow diagram of message processing method provided in an embodiment of the present invention；
Fig. 3 A and 3B are a kind of configuration diagrams of concrete application scene provided in an embodiment of the present invention；
Fig. 4 A and 4B are the configuration diagrams of another concrete application scene provided in an embodiment of the present invention
Fig. 5 is a kind of structure diagram of message process device provided in an embodiment of the present invention；
Fig. 6 is the structure diagram of another message process device provided in an embodiment of the present invention；
Fig. 7 is a kind of structure diagram of message process device provided in an embodiment of the present invention.
Specific embodiment
In order to which those skilled in the art is made to more fully understand the technical solution in the embodiment of the present invention, and make of the invention real
Apply the above-mentioned purpose of example, feature and advantage can be more obvious understandable, below in conjunction with the accompanying drawings to technical side in the embodiment of the present invention
Case is described in further detail.
Fig. 1 is referred to, is a kind of flow diagram of message processing method provided in an embodiment of the present invention, wherein, the report
Literary processing method can be applied to CB equipment, as shown in Figure 1, this method may comprise steps of：
Step 101 sends first port binding instruction to PE equipment, and first port binding instruction is used to indicate PE equipment
For specify ECP Extended Capabilities Port bind VLAN patterns the first AC ports, and for the first port bind the first VSI so that PE equipment from
When the specified ECP Extended Capabilities Port receives the message for carrying VLAN tag, carried and the first VSI corresponding first in the message
Identification information.
In the embodiment of the present invention, specified ECP Extended Capabilities Port is simultaneously not specific to a certain fixed ECP Extended Capabilities Port, but may refer to PE
Any ECP Extended Capabilities Port in equipment, the embodiment of the present invention are subsequently no longer repeated.
It is to take to ensure that CB equipment can distinguish the data message received by the ECP Extended Capabilities Port of PE in the embodiment of the present invention
The message of data traffic with VLAN tag or the message for managing flow for not carrying VLAN tag pattern.CB equipment can control
The message for the data traffic of carrying VLAN tag that PE equipment is received in ECP Extended Capabilities Port or the pipe for not carrying VLAN tag pattern
It manages in the message of flow and carries different identification informations respectively.
Correspondingly, to achieve these goals, in embodiments of the present invention, CB equipment can send first end to PE equipment
Mouth binding instruction, to indicate AC (Access circuit, access electricity of the PE equipment as instruction extension port binding VLAN patterns
Road) port (referred to herein as the first AC ports), and be the corresponding VSI of the first AC port bindings (Virtual Switching
Instance, virtual switch instance) (referred to herein as the first VSI).
Wherein, the specific process flow that PE equipment is received after the first port binding instruction of CB equipment transmission may refer to
Associated description in method flow shown in Fig. 2, this will not be repeated here for the embodiment of the present invention.
Step 102 is locally generated the first forwarding-table item, which is used to indicate CB equipment will be from cascade end
The message for carrying first flag information that mouth receives forwards in the first VSI.
In the embodiment of the present invention, CB equipment, can also be in local life after PE equipment sends first port binding instruction
Into corresponding forwarding-table item (referred to herein as the first forwarding-table item), which can serve to indicate that CB equipment will be taken
Message with first flag information forwards in the first VSI, and then, it, can when CB equipment receives message from cascade port
To inquire the first forwarding-table item according to the message, to determine whether the message matches with first forwarding-table item, and when the message
It matches with the first forwarding-table item, i.e., when carrying first flag information in the message, which is forwarded in the first VSI.
Step 103 sends second port binding instruction to PE equipment, and second port binding instruction is used to indicate PE equipment
For ECP Extended Capabilities Port is specified to bind the 2nd AC ports of ether pattern, and for the 2nd VSI of the 2nd AC port bindings so that PE equipment from
When specified ECP Extended Capabilities Port receives the message for not carrying VLAN tag, the second mark corresponding with the 2nd VSI is carried in the message
Know information.
In the embodiment of the present invention, CB equipment can also send second port binding instruction to PE equipment, to indicate PE equipment
For the AC ports (referred to herein as the 2nd AC ports) of instruction extension port binding ether pattern, and it is the 2nd AC port bindings
Corresponding VSI (referred to herein as the 2nd VSI).
What deserves to be explained is in embodiments of the present invention, above-mentioned first port binding instruction message and second port binding
Instruction message can be PE CSP protocol messages or other standard agreements or proprietary protocol that can carry Payload (load)
Message, it is not limited in the embodiment of the present invention.
Step 104 is locally generated the second forwarding-table item, which is used to indicate CB equipment will be from cascade end
The message for carrying second identifier information that mouth receives forwards in the 2nd VSI.
In the embodiment of the present invention, CB equipment, can also be in local life after PE equipment sends second port binding instruction
Into corresponding forwarding-table item (referred to herein as the second forwarding-table item), which can serve to indicate that CB equipment will be taken
Message with second identifier information forwards in the 2nd VSI, and then, it, can when CB equipment receives message from cascade port
To inquire the second forwarding-table item according to the message, to determine whether the message matches with second forwarding-table item, and when the message
It matches with the second forwarding-table item, i.e., when carrying second identifier information in the message, which is forwarded in the 2nd VSI.
What deserves to be explained is in embodiments of the present invention, between 101~step 104 of above-mentioned steps and there is no certainty
Sequential relationship namely CB equipment are not limited to perform above-mentioned steps according to the sequence of step 101~step 104, for example, CB equipment
Step 103 and step 104 can be just first carried out, then performs step 101~step 102 again；Alternatively, CB equipment can also be according to
Step 102, step 101, the sequence of step 104 and step 103 perform above-mentioned steps；Alternatively, CB equipment can also be according to step
101st, the sequence of step 103, step 102 and step 104 performs above-mentioned steps, and specific implementation repeats no more herein.
Further, in embodiments of the present invention, when CB equipment receives message from cascade port, CB equipment can root
According to message inquiry local the first forwarding-table item and the second forwarding-table item.
If the message is matched with the first forwarding-table item, i.e., first flag information is carried in message, then by the message
It is forwarded in one VSI；
If the message is matched with the second forwarding-table item, i.e., second identifier information is carried in message, then by the message
It is forwarded in two VSI.
Wherein, CB equipment first can inquire the first forwarding-table item, and when result is matching according to message, by message the
It is forwarded in one VSI；Otherwise, the second forwarding-table item is inquired further according to message, and when result is matching, by message in the 2nd VSI
Middle forwarding.Alternatively, CB equipment first can inquire the second forwarding-table item, and when result is matching according to message, by message the
It is forwarded in two VSI；Otherwise, the first forwarding-table item is inquired further according to message, and when result is matching, by message in the first VSI
Middle forwarding.
In embodiments of the present invention, above-mentioned first flag information can be the mark of the first VSI, and second identifier information can be with
Mark for the 2nd VSI；Alternatively, above-mentioned first flag information, which can be first passage, identifies (ECID), second identifier information can
Think that second channel identifies.
It should be appreciated that described in above-described embodiment using VLAN marks or gap marker as above-mentioned first flag information
Embodiment with second identifier information is only two kinds of first flag information and second identifier information in the embodiment of the present invention
Specific example, and be not limiting the scope of the present invention namely in embodiments of the present invention, first flag information and
Two identification informations can also be other identification informations, such as the identification information of other new definition, and specific implementation does not repeat herein.
Fig. 2 is referred to, is a kind of flow diagram of message processing method provided in an embodiment of the present invention, wherein, the report
Literary processing method can be applied to PE equipment, as shown in Fig. 2, this method may comprise steps of：
Step 201 receives the first port binding instruction that CB equipment is sent.
In the embodiment of the present invention, the process flow that CB equipment sends first port binding instruction to PE equipment may refer to figure
Associated description in embodiment of the method shown in 1, details are not described herein for the embodiment of the present invention.
Step 202, the first AC ports that VLAN patterns are bound for specified ECP Extended Capabilities Port, and be the first AC port bindings the
One VSI.
In the embodiment of the present invention, when the first port that PE equipment receives the transmission of CB equipment binds instruction, PE equipment can
Think the first AC ports of specified ECP Extended Capabilities Port binding VLAN patterns, and be the first VSI of the first AC port bindings.
Wherein, when PE equipment receives the first port binding instruction of CB equipment transmission, correspondence can also be locally generated
Forwarding-table item, which can serve to indicate that PE equipment carries VLAN tag being received from specified ECP Extended Capabilities Port
During message, first flag information corresponding with the first VSI is carried in the message.
Step 203 receives the second port binding instruction that CB equipment is sent.
In the embodiment of the present invention, the process flow that CB equipment sends second port binding instruction to PE equipment may refer to figure
Associated description in embodiment of the method shown in 1, details are not described herein for the embodiment of the present invention.
Step 204, the 2nd AC ports that ether pattern is bound for specified ECP Extended Capabilities Port, and be the 2nd AC port bindings the
Two VSI.
In the embodiment of the present invention, in the embodiment of the present invention, when PE equipment receives the second port binding of CB equipment transmission
During instruction, PE equipment can be the 2nd AC ports that specified ECP Extended Capabilities Port binds VLAN patterns, and be the 2nd AC port bindings
2nd VSI.
Wherein, when PE equipment receives the second port binding instruction of CB equipment transmission, correspondence can also be locally generated
Forwarding-table item, which can serve to indicate that PE equipment carries VLAN tag being received from specified ECP Extended Capabilities Port
During message, second identifier information corresponding with the 2nd VSI is carried in the message.
What deserves to be explained is in embodiments of the present invention, the corresponding first flag information of the first VSI and the 2nd VSI pairs
The second identifier information answered can in advance be negotiated by CB equipment and PE equipment, can also pass through first end respectively by CB equipment respectively
Mouth binding instruction and second port binding instruction notification give PE equipment.
In embodiments of the present invention, above-mentioned first flag can be the mark of the first VSI, and second identifier information can be the
The mark of two VSI；Alternatively, above-mentioned first flag information, which can be first passage, identifies (ECID), second identifier information can be
Second channel identifies.
What deserves to be explained is between above-mentioned steps 201~202 and step 203~204 and there is no inevitable sequential to close
System, i.e., in technical solution provided in an embodiment of the present invention, you can to first carry out above-mentioned steps 201~202, perform above-mentioned step afterwards
Rapid 203~204；Above-mentioned steps 203~204 can also be first carried out, rear to perform above-mentioned steps 201~202, specific implementation is herein
It does not repeat.
Step 205, when receiving the message for carrying VLAN tag from specified ECP Extended Capabilities Port, in the message carry with
The corresponding first flag information of first VSI.
Step 206, when receiving the message for not carrying VLAN tag from specified ECP Extended Capabilities Port, in the message carry with
The corresponding second identifier information of 2nd VSI.
In embodiments of the present invention, when PE equipment receives message from specified ECP Extended Capabilities Port, PE equipment can be determined first
Whether VLAN tag is carried in the message, if carrying VLAN tag in the message, PE equipment can be taken in the message
Band first flag information corresponding with the first VSI, and pass through up going port and forward the message to CB equipment；If it is not carried in the message
VLAN tag, then PE equipment carries second identifier information corresponding with the 2nd VSI in the message, and passes through up going port by message
It is transmitted to CB equipment.
In order to which those skilled in the art is made to more fully understand technical solution provided in an embodiment of the present invention, with reference to specific
Technical solution provided in an embodiment of the present invention is described in application scenarios.
Embodiment one
As shown in Figure 3A, extension bridge 30 is made of CB33 and PE31 and PE32.PE31 and PE32 pass through cascade port respectively
The 313 and connection of cascade port 322 CB33.The ECP Extended Capabilities Port 311 of PE31 and with 312 difference connecting nodes 34 and 35.Port expander
32 321 connecting node 36 of ECP Extended Capabilities Port.
The ECP Extended Capabilities Port 311 and 312 that CB33 is PE31 distributes ECID 311 and ECID 312, is the ECP Extended Capabilities Port of PE32
321 distribution ECID 321.CB by distribute to ECP Extended Capabilities Port 311 and 312 distribution ECID311 and ECID 312 notify to PE31,
The ECID321 distributed for ECP Extended Capabilities Port 321 is notified to PE32.
The ECP Extended Capabilities Port 311 that CB33 is PE31 adds virtual interface AC311_1, is bound VSI 1.CB33 is sent out to PE32
First port binding message 301 is sent, PE32 is used to indicate and binds the AC ports with VLAN tag pattern for ECP Extended Capabilities Port 311
AC311_1 binds VSI 1 for the first AC ports AC 311_1.
CB33 records ECID 311, cascades port 331 and VSI 1 is associated with AC ports AC311_1；And record AC ends
Mouth AC311_1 is associated with ECID 311 and cascade port 331.
The ECP Extended Capabilities Port 311 that CB33 is PE31 adds virtual interface AC311_2, is bound VSI 2.CB33 is sent out to PE32
Second port binding message 302 is sent, PE31 is used to indicate and binds the AC ports for not carrying VLAN tag pattern for ECP Extended Capabilities Port 312
AC311_2 binds VSI 2 for AC ports AC 311_2.
CB33 records ECID 3111, cascades port 331 and VSI 2 is associated with AC ports AC311_2；And record AC
Port AC311_2 is associated with ECID 311 and cascade port 331.
When PE31 receives first port binding message 301, ECP Extended Capabilities Port 311 is bound into AC ports AC311_1, by AC ports
AC311_1 binds VSI 1.When PE31 receives second port binding message 302, ECP Extended Capabilities Port 311 is bound into AC ports
AC ports AC311_2 is bound VSI2 by AC311_2.
Based on identical mode, CB33 adds virtual interface AC312_1 for ECP Extended Capabilities Port 312, VSI 1 is bound, to PE31
Send first port binding message.CB33 records ECID 312, cascades port 331 and VSI 1 is associated with AC ports AC312_
1。
Based on identical mode, CB33 adds virtual interface AC321_1 for ECP Extended Capabilities Port 321, VSI 1 is bound, to PE32
Send first port binding message.CB33 records ECID 321, cascades port 332 and VSI 1 is associated with AC ports AC321_
1。
Based on identical mode, when PE31 and P32 receive first port binding message, ECP Extended Capabilities Port 312 is tied up respectively
Determine AC ports AC312_1, AC ports AC312_1 is bound into VSI 1；ECP Extended Capabilities Port 321 is bound into AC ports AC321_1, by AC
Port AC321_1 binds VSI 1.
In Fig. 3 B, CB33 has run VXLAN, and (Virtual Extensible Local Area Network, can virtually expand
Open up LAN) agreement, pass through as VTEP (VXLAN Tunnel End Point, VXLAN endpoint of a tunnel) with opposite end VTEP 37
VXLAN tunnels connect.The node 38 of VTEP37 connections is in VSI 1, needing to carry VLAN tag with node 34-36 intercommunications
The message of service traffics.The node 39 of CB33 connections is in VSI 2, needs not carrying the management of VLAN tag with 34 intercommunication of node
The message of flow.
When the ECP Extended Capabilities Port 311 of PE31 receives the message 303 for the service traffics for carrying VLAN tag, ETAG is encapsulated,
The ECID marks of the ETAG of encapsulation are set as ECID 311, add the mark of VSI1, and pass through up going port 313 and be sent to
CB33。
CB33 equipment receives the unicast message 303 identified with ECID 311 and VSI 1 from cascade port 331, searches
To ECID 311, cascade port 331 and VSI 1 are associated with AC ports AC311_1, determine it is the AC ends by carrying VLAN patterns
The message of the service traffics with VLAN tag that mouth AC311_1 is received.
CB33 performs lookup in the two-layer retransmitting table of VSI 1, according to the target MAC (Media Access Control) address of message 303.If CB33 exists
For the exit port that two-layer retransmitting table is searched when being VXLAN tunnel interfaces, CB then peels ETAG off, according to VXLAN tunnel interfaces by message
303, which are encapsulated as VXLAN messages, is sent to VTEP37.VXLAN encapsulation is released by VTEP37 again, is forwarded message 303 by port 312
To node 38.
If CB33, when the exit port that two-layer retransmitting table is searched is AC ports AC312_1, CB finds AC312_1 associations
In ECID 312 and cascade port 331.CB Reseals ETAG for message 303 and the ECID for indicating exit port is set as ECID
312, it is sent by cascading port 331.After PE31 is received, according to ECID 312, the message 303 for divesting ETAG is sent to node
35。
If CB33 in the two-layer retransmitting table of VSI 1, does not find the matched outlet of target MAC (Media Access Control) address of message 303
Mouthful.Then broadcasted in VSI 1.CB33 copy packets 303, respectively by belonging to other ports (such as AC ends of 1 broadcast tables of VSI
Mouth AC312_1, AC ports AC321_1 and VXLAN tunnel interface) it sends.
In figure 3b, when ECP Extended Capabilities Port 311,312 and 321 receives the broadcasting packet with VLAN tag, CB33 is with phase
As mode pass through VSI 1 broadcast table other ports send.
When the ECP Extended Capabilities Port 311 of PE31 receives the unicast message 304 for the management flow for not carrying VLAN tag, encapsulation
The ECID marks of the ETAG of encapsulation are set as ECID 311, add the mark of VSI 2, and pass through up going port 313 and send by ETAG
To CB33.
CB33 equipment receives the unicast message 304 identified with ECID 311 and VSI 2 from cascade port 331, searches
To ECID 311, cascade port 331 and VSI 2 are associated with AC ports AC311_2, determine it is the AC by not carrying VLAN patterns
What port AC311_2 was received does not carry the message of the management flow of VLAN tag.
If CB33 in the two-layer retransmitting table of VSI 2, finds the matched exit port of target MAC (Media Access Control) address of message 304
It is the port of connecting node 39.ETAG is then divested, message 304 is sent by the port of connecting node 39.CB33 is the two of VSI 2
In layer retransmitting table, the target MAC (Media Access Control) address of message 304 is not found, then is forwarded according to the exit port of the broadcast table of VSI 2.
In Fig. 3 B, when ECP Extended Capabilities Port 311 receives the broadcasting packet for the management flow for not carrying VLAN tag, CB33 is with similar
Mode pass through VSI 2 broadcast table other exit ports send.
Embodiment two
As shown in Figure 4 A, extension bridge 40 is made of CB43 and PE41 and PE42.PE41 and PE42 pass through cascade port respectively
The 413 and connection of cascade port 422 CB43.The ECP Extended Capabilities Port 411 of PE41 and with 412 difference connecting nodes 44 and 35.Port expander
42 421 connecting node 46 of ECP Extended Capabilities Port.
The ECP Extended Capabilities Port 411 that CB43 is PE41 adds virtual interface AC411_1, is bound VSI 10, and CB43 is to PE42
First port binding message 401 is sent, it is the AC ports AC411_1 that ECP Extended Capabilities Port 411 binds VLAN 100 to be used to indicate PE42,
VSI 10 is bound for AC ports AC 411_1.
The ECP Extended Capabilities Port 411 that CB43 is PE41 adds virtual interface AC411_3, distributes ECID411_2 for it, is bound
VSI 10.CB43 sends first port binding message 402 to PE42, is used to indicate PE42 and distributes ECID for ECP Extended Capabilities Port 411
411_2 by the AC ports AC411_2 of the ECID411_2 bindings VLAN 200 of ECP Extended Capabilities Port 411, is tied up for AC ports AC 411_2
Determine VSI10.
The ECP Extended Capabilities Port 411 that CB43 is PE41 adds virtual interface AC411_3, distributes ECID411_3 for it, is bound
VSI 20.CB43 sends second port binding message 403 to PE42, is used to indicate PE42 and distributes ECID for ECP Extended Capabilities Port 411
The ECID411_3 bindings of ECP Extended Capabilities Port 411 are not carried the AC ports AC411_3 of VLAN tag pattern, are AC ports by 411_3
AC411_3 binds VSI 30.
CB43 is that each VLAN of ECP Extended Capabilities Port 411 adds an AC port, is the distribution of the AC ports of each VLAN
ECID, to identify VSI 10 and be the Business Stream with VLAN tag received by carrying the AC ports of VLAN tag pattern
The message of amount.But CB43 only adds an AC port for not carrying VLAN tag pattern for ECP Extended Capabilities Port 411, to identify
VSI 20 and be by not carrying the message for the management flow for not carrying VLAN tag that the AC ports of VLAN tag pattern receive.
CB43 records ECID 411_1, cascades port 431 and VSI 10 is associated with AC ports AC411_1；And it records
AC ports AC411_1 is associated with ECID 411_1 and cascade port 431.
CB43 records ECID 411_2, cascades port 431 and VSI 10 is associated with AC ports AC411_2；And it records
AC ports AC411_2 is associated with ECID 411_2 and cascade port 431.
CB43 records ECID 411_3, cascades port 431 and VSI 20 is associated with AC ports AC411_3；And it records
AC ports AC411_3 is associated with ECID 411_3 and cascade port 431.
When PE41 receives first port binding message 401, by the ECID 411_1 binding AC ports of ECP Extended Capabilities Port 411
AC411_1, by the VLAN 100 of AC ports AC411_1 bindings VSI 10.
When PE41 receives first port binding message 402, by the ECID 411_2 binding AC ports of ECP Extended Capabilities Port 411
AC411_2, by the VLAN 200 of AC ports AC411_2 bindings VSI 10.
When PE41 receives second port binding message 403, by the ECID 411_3 binding AC ports of ECP Extended Capabilities Port 411
AC ports AC411_3 is bound VSI 20 by AC411_3.
Based on identical mode, CB43 is that each VLAN of ECP Extended Capabilities Port 412 adds an AC port, is each VLAN's
The distribution ECID of AC ports, to identify VSI 10 and be identified by the band that the AC ports with VLAN tag pattern receive
There is the message of the service traffics of VLAN tag.If node 45 is not required to the management flow for not carrying VLAN tag received and dispatched in needs
Message, then CB43 do not need to add the AC ports for not carrying VLAN tag pattern for ECP Extended Capabilities Port 412.
Similarly, CB43 is that each VLAN of ECP Extended Capabilities Port 421 adds an AC port, the AC ports for being each VLAN
ECID is distributed, to identify VSI 10 and be by carrying that the AC ports of VLAN tag pattern receive with VLAN tag
The message of service traffics.If node 46 is not required to the management traffic messages for not carrying VLAN tag received and dispatched in needs, CB43
It does not need to add the AC ports for not carrying VLAN tag pattern for ECP Extended Capabilities Port 421.
In Fig. 4 B, CB43 has run VXLAN agreements, and CB43 is connect as VTEP with opposite end VTEP47 by VXLAN tunnels.
The node 48 of VTEP47 connections is in VSI 10, needing the report with service traffics of the node 44-46 intercommunications with VLAN tag
Text.The node 49 of CB43 connections is in VSI20, needs not carrying the message of the management flow of VLAN tag with 44 intercommunication of node.
When the ECP Extended Capabilities Port 411 of PE41 receives the message 403 for the service traffics for carrying VLAN 100, ETAG is encapsulated,
The ECID marks of the ETAG of encapsulation are set as ECID 411_1, CB43 is sent to by up going port 413.
CB43 equipment receives the unicast message 403 with ECID 411_1 from cascade port 431, finds ECID 411_
1, cascade port 431 is associated with AC ports AC411_1, determine to be carried by what the AC ports AC411_1 of VLAN 100 was received
The message of the service traffics of VLAN 100.
CB43 performs lookup in the two-layer retransmitting table of VSI 10, according to the target MAC (Media Access Control) address of message 403.If CB43
When the exit port that two-layer retransmitting table is searched is VXLAN tunnel interfaces, CB then peels ETAG off, will be reported according to VXLAN tunnel interfaces
Text 403 is encapsulated as VXLAN messages and is sent to VTEP47.VXLAN encapsulation is released by VTEP47 again, message 403 is forwarded to node 48.
If CB43, when the exit port that two-layer retransmitting table is searched is AC ports AC412_1, CB finds AC412_1 associations
In ECID 412_1 and cascade port 431.CB Reseals ETAG for message 403 and the ECID for indicating exit port is set as ECID
412_1 is sent by cascading port 431.After PE41 is received, according to ECID 412_1, the message 403 for divesting ETAG is passed through into expansion
Exhibition port 412 is sent to node 45.
If CB43 in the two-layer retransmitting table of VSI 10, does not find the matched outlet of target MAC (Media Access Control) address of message 403
Mouthful.Then broadcasted in VSI 10.CB43 copy packets 403 are sent respectively by belonging to other ports of 10 broadcast tables of VSI.
In figure 4b, when ECP Extended Capabilities Port 411,412 and 421 receives the broadcasting packet with VLAN 100 or VLAN200,
Other ports that CB43 broadcasts table by VSI 10 in a similar manner are sent.
When the ECP Extended Capabilities Port 411 of PE41 receives the unicast message 404 for the management flow for not carrying VLAN tag, encapsulation
The ECID marks of the ETAG of encapsulation are set as ECID 411_3, and pass through up going port 413 and be sent to CB43 by ETAG.
CB43 equipment receives the unicast message 404 with ECID 411_3 from cascade port 431, finds ECID 411_3
And cascade port 431 is associated with AC ports AC411_2, determine to be received by not carrying the AC ports AC411_3 of VLAN patterns
Do not carry VLAN tag management flow message.CB 433 can the source MAC of unicast message 404 and AC ports
The list item of the two-layer retransmitting table of AC411_3 study VSI 20.
If CB43 in the two-layer retransmitting table of VSI 20, finds the matched exit port of target MAC (Media Access Control) address of message 404
It is the port of connecting node 49.ETAG is then divested, message 404 is sent by the port of connecting node 49.If CB43 is in VSI
In 20 two-layer retransmitting table, the target MAC (Media Access Control) address of message 404 is not found, then according to other outlets of the broadcast table of VSI 20
Mouth forwarding.
In Fig. 4 B, when ECP Extended Capabilities Port 411 receives the broadcasting packet for the management flow for not carrying VLAN tag, CB43 is with similar
Mode pass through VSI 20 broadcast table other exit ports send.
Fig. 5 is referred to, is a kind of message process device structure diagram provided in an embodiment of the present invention, wherein, the device
The CB equipment in above method embodiment is can be applied to, as shown in figure 5, the device can include：
Transmitting element 510, for sending first port binding instruction, the first port binding to ports-Extending PE equipment
Instruction is used to indicate PE equipment and be the first AC ports of specified ECP Extended Capabilities Port binding virtual LAN VLAN pattern, and is described the
One AC port bindings the first virtual switch instance VSI, carries so that the PE equipment is received from the specified ECP Extended Capabilities Port
During the message of VLAN tag, first flag information corresponding with the first VSI is carried in the message；
Generation unit 520, for being locally generated the first forwarding-table item, first forwarding-table item is used to indicate the CB
Equipment forwards the message for carrying the first flag information received from cascade port in the first VSI；
The transmitting element 510 is additionally operable to send second port binding instruction to the PE equipment, and the second port is tied up
Fixed instruction is used to indicate the 2nd AC ports that PE equipment is specified ECP Extended Capabilities Port binding ether pattern, and is the 2nd AC ports
Bind the 2nd VSI so that the PE equipment from the specified ECP Extended Capabilities Port receive the message for not carrying VLAN tag when, at this
Second identifier information corresponding with the 2nd VSI is carried in message；
The generation unit 520 is additionally operable to be locally generated the second forwarding-table item, and second forwarding-table item is used to indicate
The CB equipment is by the message for carrying the second identifier information received from cascade port in the 2nd VSI transfers
Hair.
Please also refer to Fig. 6, for the structure diagram of another message process device provided in an embodiment of the present invention, such as scheme
Shown in 6, on the basis of message process device shown in Fig. 5, message process device shown in fig. 6 can also include：
Receiving unit 530, for receiving message from cascade port；
Query unit 5540, for when the receiving unit 530 receives message from cascade port, being looked into according to the message
Ask local the first forwarding-table item and the first forwarding-table item；
Retransmission unit 550, if being matched for the message with first forwarding-table item, by the message described first
It is forwarded in VSI；If the message is matched with second forwarding-table item, which is forwarded in the 2nd VSI.
In an alternative embodiment, the first flag information is the mark of the first VSI, and the second identifier information is second
The mark of VSI；Or, the first flag information is identified for first passage, the second identifier information is identified for second channel.
Fig. 7 is referred to, is a kind of message process device structure diagram provided in an embodiment of the present invention, wherein, the device
The PE equipment in above method embodiment is can be applied to, as shown in fig. 7, the device can include：
First receiving unit 710, the first port for receiving the transmission of control bridge CB equipment bind instruction；
Binding unit 720, for for ECP Extended Capabilities Port is specified to bind the first AC ports of virtual LAN VLAN pattern, and being
First the first virtual switch instance of AC port bindings VSI；
First receiving unit 710 is additionally operable to receive the second port binding instruction that CB equipment is sent；
The binding unit 720 is additionally operable to bind the 2nd AC ports of ether pattern for the specified ECP Extended Capabilities Port, and be
The 2nd VSI of 2nd AC port bindings；
Second receiving unit 730, for receiving message from the specified services；
Adding device 740 is received for working as second receiving unit 730 from the specified ECP Extended Capabilities Port and is carried
During the message of VLAN tag, first flag information corresponding with the first VSI is carried in the message；When the described second reception
Unit 730 from the specified ECP Extended Capabilities Port receive the message for not carrying VLAN tag when, in the message carry with it is described
The corresponding second identifier information of 2nd VSI.
In an alternative embodiment, the first flag information is the mark of the first VSI, and the second identifier information is second
The mark of VSI；Or, the first flag information is identified for first passage, the second identifier information is identified for second channel.
The function of modules and the realization process of effect specifically refer to and step are corresponded in the above method in above device
Realization process, details are not described herein.
For device embodiment, since it corresponds essentially to embodiment of the method, so related part is referring to method reality
Apply the part explanation of example.The apparatus embodiments described above are merely exemplary, wherein described be used as separating component
The module of explanation may or may not be physically separate, and the component shown as module can be or can also
It is not physical module, you can be located at a place or can also be distributed on multiple network modules.It can be according to reality
It needs that some or all of module therein is selected to realize the purpose of the present invention program.Those of ordinary skill in the art are not paying
In the case of going out creative work, you can to understand and implement.
As seen from the above-described embodiment, by sending first port binding instruction to PE equipment, first port binding instruction is used
In the first AC ports that instruction PE equipment is specified ECP Extended Capabilities Port binding VLAN patterns, and it is the first VSI of the first AC port bindings,
So that PE equipment from specified ECP Extended Capabilities Port receive the message for carrying VLAN tag when, in the message carry with the first VSI
Corresponding first flag information；The first forwarding-table item is locally generated, the first forwarding-table item is used to indicate CB equipment will be from cascade
The message that port received carry first flag information forwards in the first VSI；Second port binding is sent to PE equipment
Instruction, second port binding instruction are used to indicate the 2nd AC ports that PE equipment is specified ECP Extended Capabilities Port binding ether pattern, and
For the 2nd VSI of the 2nd AC port bindings so that PE equipment from specified ECP Extended Capabilities Port receive the message for not carrying VLAN tag when,
Second identifier information corresponding with the 2nd VSI is carried in the message；It is locally generated the second forwarding-table item, the second forwarding-table item
CB equipment is used to indicate to forward the message for carrying second identifier information received from cascade port in the 2nd VSI, from
And the scene of application can be mixed with VXLAN agreements in 802.1BR agreements, realize CB equipment to VLAN patterns flow and ether
The identification of pattern flow.
Those skilled in the art will readily occur to the present invention its after considering specification and putting into practice invention disclosed herein
Its embodiment.This application is intended to cover the present invention any variations, uses, or adaptations, these modifications, purposes or
Person's adaptive change follows the general principle of the present invention and including undocumented common knowledge in the art of the invention
Or conventional techniques.Description and embodiments are considered only as illustratively, and true scope and spirit of the invention are by following
Claim is pointed out.
It should be understood that the invention is not limited in the precision architecture for being described above and being shown in the drawings, and
And various modifications and changes may be made without departing from the scope thereof.The scope of the present invention is only limited by appended claim.
Claims (10)
1. a kind of message processing method, applied to control bridge CB equipment, which is characterized in that this method includes：
First port binding instruction is sent to ports-Extending PE equipment, the first port binding instruction is used to indicate PE equipment and is
Specified ECP Extended Capabilities Port binding carries the first access circuit AC ports of virtual local area network tags, and is the first AC port bindings
First virtual switch instance VSI, so that the PE equipment receives the report for carrying VLAN tag from the specified ECP Extended Capabilities Port
Wen Shi carries first flag information corresponding with the first VSI in the message；
The first forwarding-table item is locally generated, first forwarding-table item is used to indicate the CB equipment and will be received from cascade port
To the message for carrying the first flag information forwarded in the first VSI；
Second port binding instruction is sent to the PE equipment, it is specified that the second port binding instruction, which is used to indicate PE equipment,
ECP Extended Capabilities Port binds the 2nd AC ports for not carrying virtual local area network tags, and is the 2nd VSI of the 2nd AC port bindings, with
Make the PE equipment from the specified ECP Extended Capabilities Port receive the message for not carrying VLAN tag when, in the message carry and institute
State the corresponding second identifier information of the 2nd VSI；
The second forwarding-table item is locally generated, second forwarding-table item is used to indicate the CB equipment and will be received from cascade port
To the message for carrying the second identifier information forwarded in the 2nd VSI.
2. according to the method described in claim 1, it is characterized in that, the method further includes：
When receiving message from cascade port, according to message inquiry local the first forwarding-table item and the first forwarding-table item；
If the message is matched with first forwarding-table item, which is forwarded in the first VSI；
If the message is matched with second forwarding-table item, which is forwarded in the 2nd VSI.
3. according to the method described in claim 1, it is characterized in that, mark of the first flag information for the first VSI, described
Second identifier information is the mark of the 2nd VSI；Or, the first flag information is identified for first passage, the second identifier letter
It ceases and is identified for second channel.
4. a kind of message processing method, applied to ports-Extending PE equipment, which is characterized in that this method includes：
Receive the first port binding instruction that control bridge CB equipment is sent；
For ECP Extended Capabilities Port is specified to bind the first AC ports of virtual LAN VLAN pattern, and it is the first AC port bindings first
Virtual switch instance VSI；
Receive the second port binding instruction that CB equipment is sent；
The 2nd AC ports of ether pattern are bound for the specified ECP Extended Capabilities Port, and are the 2nd VSI of the 2nd AC port bindings；
When receiving the message for carrying VLAN tag from the specified ECP Extended Capabilities Port, carried and described first in the message
The corresponding first flag information of VSI；
When receiving the message for not carrying VLAN tag from the specified ECP Extended Capabilities Port, carried in the message and described the
The corresponding second identifier information of two VSI.
5. according to the method described in claim 4, it is characterized in that, the first flag be the first VSI mark, described second
It is identified as the mark of the 2nd VSI；Or, the first flag is identified for first passage, the second identifier is identified for second channel.
6. a kind of message process device, applied to control bridge CB equipment, which is characterized in that this method includes：
Transmitting element, for sending first port binding instruction to ports-Extending PE equipment, the first port binding instruction is used
In the first AC ports that instruction PE equipment is specified ECP Extended Capabilities Port binding virtual LAN VLAN pattern, and it is the first AC ends
Mouth the first virtual switch instance VSI of binding, so that the PE equipment is received from the specified ECP Extended Capabilities Port carries VLAN marks
During the message of label, first flag information corresponding with the first VSI is carried in the message；
Generation unit, for being locally generated the first forwarding-table item, first forwarding-table item is used to indicate the CB equipment will
The message for carrying the first flag information received from cascade port forwards in the first VSI；
The transmitting element is additionally operable to send second port binding instruction, the second port binding instruction to the PE equipment
It is used to indicate the 2nd AC ports that PE equipment is specified ECP Extended Capabilities Port binding ether pattern, and is the 2nd AC port bindings the
Two VSI so that the PE equipment from the specified ECP Extended Capabilities Port receive the message for not carrying VLAN tag when, in the message
Carry second identifier information corresponding with the 2nd VSI；
The generation unit is additionally operable to be locally generated the second forwarding-table item, and second forwarding-table item is used to indicate the CB
Equipment forwards the message for carrying the second identifier information received from cascade port in the 2nd VSI.
7. device according to claim 6, which is characterized in that described device further includes：
Receiving unit, for receiving message from cascade port；
Query unit, for when the receiving unit receives message from cascade port, according to message inquiry it is local the
One forwarding-table item and the first forwarding-table item；
Retransmission unit, if being matched for the message with first forwarding-table item, by the message in the first VSI transfers
Hair；If the message is matched with second forwarding-table item, which is forwarded in the 2nd VSI.
8. device according to claim 6, which is characterized in that the first flag information is the mark of the first VSI, described
Second identifier information is the mark of the 2nd VSI；Or, the first flag information is identified for first passage, the second identifier letter
It ceases and is identified for second channel.
9. a kind of message process device, applied to ports-Extending PE equipment, which is characterized in that this method includes：
First receiving unit, the first port for receiving the transmission of control bridge CB equipment bind instruction；
Binding unit, for for specify ECP Extended Capabilities Port bind virtual LAN VLAN pattern the first AC ports, and for this first
The first virtual switch instance of AC port bindings VSI；
First receiving unit is additionally operable to receive the second port binding instruction that CB equipment is sent；
The binding unit, is additionally operable to bind the 2nd AC ports of ether pattern for the specified ECP Extended Capabilities Port, and for this second
The 2nd VSI of AC port bindings；
Second receiving unit, for receiving message from the specified services；
Adding device receives for working as second receiving unit from the specified ECP Extended Capabilities Port and carries the report of VLAN tag
Wen Shi carries first flag information corresponding with the first VSI in the message；When second receiving unit is from the finger
When determining ECP Extended Capabilities Port and receiving the message for not carrying VLAN tag, corresponding with the 2nd VSI the is carried in the message
Two identification informations.
10. device according to claim 9, which is characterized in that mark of the first flag information for the first VSI, institute
State the mark that second identifier information is the 2nd VSI；Or, the first flag information is identified for first passage, the second identifier
Information is identified for second channel.
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| CN109756411A (en) * | 2018-12-17 | 2019-05-14 | 新华三技术有限公司成都分公司 | Message forwarding method, device, the first VTEP equipment and storage medium |
| CN109861959A (en) * | 2018-11-22 | 2019-06-07 | 新华三技术有限公司 | Data transmission method and device |
| CN111614566A (en) * | 2020-06-02 | 2020-09-01 | 中电科航空电子有限公司 | Method, device and system for forwarding airborne data stream and readable storage medium |
| CN114666269A (en) * | 2022-04-11 | 2022-06-24 | 浪潮思科网络科技有限公司 | VLAN message forwarding method, device, equipment and medium based on IP subnet |
| CN114666269B (en) * | 2022-04-11 | 2024-05-14 | 浪潮思科网络科技有限公司 | VLAN message forwarding method, device, equipment and medium based on IP subnet |
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| CN108259297B (en) | 2020-12-04 |
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