CN105306335B - The retransmission method and device of message - Google Patents
The retransmission method and device of message Download PDFInfo
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- CN105306335B CN105306335B CN201510770689.0A CN201510770689A CN105306335B CN 105306335 B CN105306335 B CN 105306335B CN 201510770689 A CN201510770689 A CN 201510770689A CN 105306335 B CN105306335 B CN 105306335B
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Abstract
The invention discloses a kind of retransmission method of message and devices, wherein the retransmission method of message is the following steps are included: obtain the destination address information of message；The facility information list that preparatory collecting device information is inquired according to destination address information judges whether corresponding purpose equipment is used equipment；If the non-used equipment of purpose equipment, VXLAN encapsulation is carried out to message, and be forwarded to the message after VXLAN encapsulation；And if purpose equipment is used equipment, encapsulates preset virtual local area network tags VLAN TAG for message, and be forwarded to the message after encapsulation.The retransmission method and device of the message of the embodiment of the present invention, in such a way that software integration bridge is set, the used equipment for not supporting VXLAN is linked into VXLAN network, without increasing hardware device, cost is saved, the connection without changing used equipment is arranged, when E-Packeting, corresponding message packaged type is selected according to the address information of purpose equipment and is forwarded, to realize Seamless integration-.
Description
Technical field
The present invention relates to communication technique field more particularly to the retransmission methods and device of a kind of message.
Background technique
VXLAN (Virtual Extensible LAN, virtual expansible local area network) is a kind of net of overlay (covering)
Network technology is packaged, the encapsulation of 50 bytes totally using the method for MAC in UDP (physical address is in User Datagram Protocol)
Heading.VXLAN provides the ability by double layer network overlay on three-layer network, has more than VLAN (virtual LAN)
Good scalability.And during real network deployment, there are the hardware device for not supporting VXLAN largely, these equipment
It needs to be linked into VXLAN network.
Currently, main by increasing individual L2GW (Layer2Gateway, a two-layer gateway) equipment as intermediate
Layer carries out the conversion between VXLAN and VLAN.The mapping relations of manual configuration VXLAN and VLAN in L2GW equipment, thus will
The hardware device assets of VXLAN are not supported to be linked into VXLAN network.
But L2GW equipment increases purchase cost, and need to manage independently, and manual configuration VXLAN and VLAN reflect
Relationship is penetrated, while also to change and the connection of the hardware device of VXLAN is not supported to be arranged, can not accomplish Seamless integration-.
Summary of the invention
The present invention is directed to solve at least some of the technical problems in related technologies.For this purpose, of the invention
One purpose is to propose a kind of retransmission method of message, without increasing hardware device, saving cost, without changing used equipment
Connection setting selects corresponding message packaged type according to the address information of purpose equipment and is forwarded when E-Packeting,
To realize Seamless integration-.
Second object of the present invention is to propose a kind of retransmission unit of message.
To achieve the goals above, first aspect present invention embodiment proposes a kind of retransmission method of message, is applied to
In mixed networking including virtual expansible local area network VXLAN and VLAN, comprising the following steps: obtain the destination address of message
Information；The facility information list that preparatory collecting device information is inquired according to the destination address information judges that corresponding purpose is set
Whether standby be used equipment；If the non-used equipment of purpose equipment, VXLAN encapsulation is carried out to the message, and seal to VXLAN
The message after dress is forwarded；And if the purpose equipment is used equipment, is encapsulated for the message preset virtual
Local Area Network tag VLAN TAG, and the message after encapsulation is forwarded.
The retransmission method of the message of the embodiment of the present invention will not support VXLAN's by way of software integration bridge is arranged
Used equipment is linked into VXLAN network, and without increasing hardware device, saving cost, the connection without changing used equipment is arranged,
When E-Packeting, corresponding message packaged type is selected according to the address information of purpose equipment and is forwarded, to realize nothing
Seam is integrated.
Second aspect of the present invention embodiment proposes a kind of retransmission unit of message, comprising: module is obtained, for obtaining report
The destination address information of text；Judgment module, the equipment for inquiring preparatory collecting device information according to the destination address information
Information list judges whether corresponding purpose equipment is used equipment；Package module, for working as the non-used equipment of the purpose equipment
When, VXLAN encapsulation is carried out to the message, and be forwarded to the message after VXLAN encapsulation, when the purpose equipment
When for used equipment, preset virtual local area network tags VLAN TAG is encapsulated for the message, and to the message after encapsulation
It is forwarded.
The retransmission unit of the message of the embodiment of the present invention will not support VXLAN's by way of software integration bridge is arranged
Used equipment is linked into VXLAN network, and without increasing hardware device, saving cost, the connection without changing used equipment is arranged,
When E-Packeting, corresponding message packaged type is selected according to the address information of purpose equipment and is forwarded, to realize nothing
Seam is integrated.
Detailed description of the invention
Fig. 1 is that VXLAN network message forwards schematic illustration in the prior art.
Fig. 2 is the flow chart of the retransmission method of message according to an embodiment of the invention.
Fig. 3 is the effect diagram that virtual machine according to an embodiment of the invention is communicated with used equipment.
Fig. 4 is the effect diagram communicated between virtual machine.
Fig. 5 is the structural schematic diagram of the retransmission unit of message according to an embodiment of the invention.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to is used to explain the present invention, and is not considered as limiting the invention.
In the prior art, for the network of support VXLAN, as shown in Figure 1, its principle to E-Packet is as follows: virtual
The message that machine VM1 or VM2 are sent carries out VXLAN encapsulation in software forward bridge, and after encapsulation, outgoing interface is that VXLAN is virtual
Interface, IP layers of encapsulation source IP address are the IP address of three local layer interface L3Int1 interfaces, are held for the purpose of purpose IP address
Three layer interface L3Int2 interfaces IP address.After encapsulation, message is realized eventually by the protocol stack of L3Int1 interface
Transmission.
And it is an object of the invention to merge the equipment supported the equipment of VXLAN and support VLAN, i.e., it will not prop up
The used equipment for holding VXLAN is added into VXLAN network, and without increasing external hardware device, message can be realized in hybrid network
In forwarding.
Fig. 2 is the flow chart of the retransmission method of message according to an embodiment of the invention.
As shown in Fig. 2, the retransmission method of message can include:
S101 obtains the destination address information of message.
S102 inquires the facility information list of preparatory collecting device information according to destination address information, judges corresponding mesh
Equipment whether be used equipment.
Wherein, used equipment refers to the equipment for not supporting VXLAN.
Specifically, the address information of used equipment can be acquired in advance, and logical port information is set for used equipment, then saved
Address information and logical port information are into facility information list.When there is message forwarding, the destination address in message can be believed
The address information of all devices in breath and facility information list is matched, and is found and the consistent network of destination address information
After the address information of middle equipment, the logical end message of corresponding equipment can be obtained according to the content that facility information list saves
Breath, determines whether purpose equipment is used equipment further according to logical port information.
For example, the physical address MAC and logical address IP that can obtain known used equipment in network in advance, pass through
RESTAPI (Representational State Transfer Application Programming Interface, table
State character state transfer application programming interface) or static configuration mode be used equipment one logic port of unified creation, can set
Setting logic port type is specific type, such as LEGENCY.Then, above- mentioned information are saved into facility information list,
In, the logic port type of used equipment is uniformly denoted as LEGENCY.When there is message forwarding, can inquiry apparatus information list, can
According to the destination address information in message, the logic port type of corresponding purpose equipment is determined.If the logic of purpose equipment
Port type is LEGENCY, then can determine that purpose equipment is used equipment；If the logic port type of purpose equipment is not
LEGENCY then can determine the non-used equipment of purpose equipment.
S103 carries out VXLAN encapsulation to message, and to the message after VXLAN encapsulation if the non-used equipment of purpose equipment
It is forwarded.
Specifically, when the non-used equipment of purpose equipment, i.e., when purpose equipment supports VXLAN, VXLAN tunnel flow can be established
Table, and virtual local area network tags VLAN TAG is encapsulated in physical link layer.Wherein, VLAN TAG may include that default East and West direction is empty
Quasi- LAN ID VLAN ID.Then it can be forwarded the packet to three layers of fusion bridge and be connect by the virtual interface of software forward bridge
Mouthful, and pass through physical network card, and forward the packet to purpose equipment by physical switches.
S104 encapsulates preset virtual local area network tags VLAN TAG if purpose equipment is used equipment for message, and
Message after encapsulation is forwarded.
Specifically, when purpose equipment be used equipment when, i.e., when purpose equipment does not support VXLAN, can matching message VLAN
TAG is part VLAN TAG, and the VLAN TAG of encapsulated message is north-south VLAN ID, then direct by software forward bridge
It forwards the packet to fusion bridge, then passes through physical network card, and forward the packet to purpose equipment by physical switches, thus
Realize the transmission of message.
It is described in detail below with a specific example, it, can be pre- advanced when carrying out mixed networking to VXLAN and VLAN
Row setting.Firstly, a south can be distributed for each of network independent tenant (positioned at the set of the virtual machine of same network segment)
North orientation VLAN ID, virtual machine can be communicated by north-south VLAN ID with used equipment, and communication flows is in link layer packaging
North-south VLAN TAG.
Secondly, distributing a systemic presupposition VLAN ID, i.e. East and West direction VLAN ID unitedly for all virtual machines, support
It can be communicated by East and West direction VLAN ID between the equipment (non-used equipment) of VXLAN, communication flows is in link layer packaging thing
TAG to VLAN TAG, the i.e. virtual interface of the three layer interface L3Int1 and L3Int2 and software forward bridge of fusion bridge is thing
To VLAN TAG.
Then, the physical address MAC and logical address IP that can acquire used equipment, pass through RESTAPI or static configuration mode
For used equipment one logic port of unified creation, settable logic port type is LEGENCY.When there is message to need to forward,
Whether the logic port type that the corresponding purpose equipment of destination address information in message can be analyzed is LEGENCY type.
If it is LEGENCY type, the purpose equipment for illustrating that message is sent is not supported VXLAN, as used equipment, is then sent out
Literary virtual machine of delivering newspaper can be used north-south VLAN ID that message is sent to used equipment.As shown in Figure 3, it is assumed that virtual machine VM1 to
Used equipment sends message, which communicates between virtual machine and used equipment and the flow that generates, it is determined that uses between the two
Be north-south flow, the VLAN TAG of message can be revised as north-south VLAN TAG, then directly be sent out from software forward bridge
Fusion bridge is given, then passes through physical network card, and forward the packet to used equipment by physical switches, to realize message
It sends.
If logic port type is not LEGENCY, the non-used equipment of illustration purpose equipment, equipment to support VXLAN,
It is assumed that virtual machine VM1 sends message to virtual machine VM3, message can be encapsulated East and West direction VLAN in physical link layer
TAG.Then it can be forwarded the packet by the VXLAN virtual interface of software forward bridge to three layer interface L3int1 of fusion bridge, with
And pass through physical network card, and forwarded the packet by physical switches to purpose equipment, then by the physical network card of purpose equipment,
The three layer interface L3int2, software forward bridge VXLAN virtual interface and software for merging bridge access bridge, are eventually sent to virtual machine
VM3。
It should be understood that either support the communication between VXLAN equipment still support VXLAN equipment and used equipment it
Between communication, message passes through same physical network card and is forwarded, without purchasing L2GW equipment or increasing by one piece of physical network card more,
Save cost.
The retransmission method of the message of the embodiment of the present invention passes through the destination address information judgement pair according to the message got
Whether the purpose equipment answered supports virtual expansible local area network VXLAN, and when purpose equipment supports VXLAN, carries out to message
VXLAN is encapsulated and is forwarded, and when purpose equipment does not support VXLAN, is carried out VLAN encapsulation to message and is forwarded, by the way that software is arranged
The mode of bridge is merged, the message of VXLAN encapsulation and the message of VLAN encapsulation can be forwarded by the same physical network card, can
Effectively the used equipment of VXLAN will not supported to be linked into network, without increasing hardware device, saving cost is old without changing
The connection of equipment is arranged, and realizes Seamless integration-.
To achieve the above object, the present invention also proposes a kind of retransmission unit of message.
Fig. 5 is the structural schematic diagram of the retransmission unit of message according to an embodiment of the invention.
As shown in figure 5, the retransmission unit of the message can include: obtain module 110, judgment module 120, package module 130
And preserving module 140.
Wherein, the destination address information of message can be obtained by obtaining module 110.
Judgment module 120 can inquire the facility information list of preparatory collecting device information according to destination address information, judgement
Whether corresponding purpose equipment is used equipment.
Wherein, used equipment refers to the equipment for not supporting VXLAN.
Specifically, preserving module 140 can acquire the address information of used equipment in advance, and logical end message is arranged for used equipment
Then breath saves address information and logical port information into facility information list.When there is message forwarding, judgment module 120
The address information of all devices in destination address information and facility information list in message can be matched, find with
It, can be according to the content acquisition pair that facility information list saves after the address information of the consistent equipment in network of destination address information
The logical port information for the equipment answered determines whether purpose equipment is used equipment further according to logical port information.
For example, the physical address MAC and logical address IP that can obtain known used equipment in network in advance, pass through
RESTAPI (Representational State Transfer Application Programming Interface, table
State character state transfer application programming interface) or static configuration mode be used equipment one logic port of unified creation, can set
Setting logic port type is specific type, such as LEGENCY.Then, above- mentioned information are saved into facility information list,
In, the logic port type of used equipment is uniformly denoted as LEGENCY.When there is message forwarding, can inquiry apparatus information list, can
According to the destination address information in message, the logic port type of corresponding purpose equipment is determined.If the logic of purpose equipment
Port type is LEGENCY, then can determine that purpose equipment is used equipment；If the logic port type of purpose equipment is not
LEGENCY then can determine the non-used equipment of purpose equipment.
Package module 130 is used for when the non-used equipment of purpose equipment, carries out VXLAN encapsulation to message, and seal to VXLAN
Message after dress is forwarded, and when purpose equipment is used equipment, encapsulates preset virtual local area network tags VLAN for message
TAG, and the message after encapsulation is forwarded.
Specifically, when the non-used equipment of purpose equipment, i.e., when purpose equipment supports VXLAN, VXLAN tunnel flow can be established
Table, and virtual local area network tags VLAN TAG is encapsulated in physical link layer.Wherein, VLAN TAG may include that default East and West direction is empty
Quasi- LAN ID VLAN ID.Then it can be forwarded the packet to three layers of fusion bridge and be connect by the virtual interface of software forward bridge
Mouthful, and pass through physical network card, and forward the packet to purpose equipment by physical switches.
Specifically, when purpose equipment be used equipment when, i.e., when purpose equipment does not support VXLAN, can matching message VLAN
TAG is part VLAN TAG, and the VLAN TAG of encapsulated message is north-south VLAN ID, then direct by software forward bridge
It forwards the packet to fusion bridge, then passes through physical network card, and forward the packet to purpose equipment by physical switches, thus
Realize the transmission of message.
It is described in detail below with a specific example, it, can be pre- advanced when carrying out mixed networking to VXLAN and VLAN
Row setting.Firstly, a south can be distributed for each of network independent tenant (positioned at the set of the virtual machine of same network segment)
North orientation VLAN ID, virtual machine can be communicated by north-south VLAN ID with used equipment, and communication flows is in link layer packaging
North-south VLAN TAG.
Secondly, distributing a systemic presupposition VLAN ID, i.e. East and West direction VLAN ID unitedly for all virtual machines, support
It can be communicated by East and West direction VLAN ID between the equipment (non-used equipment) of VXLAN, communication flows is in link layer packaging thing
TAG to VLAN TAG, the i.e. virtual interface of the three layer interface L3Int1 and L3Int2 and software forward bridge of fusion bridge is thing
To VLAN TAG.
Then, the physical address MAC and logical address IP that can acquire used equipment, pass through RESTAPI or static configuration mode
For used equipment one logic port of unified creation, settable logic port type is LEGENCY.When there is message to need to forward,
Whether the logic port type that the corresponding purpose equipment of destination address information in message can be analyzed is LEGENCY type.
If it is LEGENCY type, the purpose equipment for illustrating that message is sent is not supported VXLAN, as used equipment, is then sent out
Literary virtual machine of delivering newspaper can be used north-south VLAN ID that message is sent to used equipment.As shown in Figure 3, it is assumed that virtual machine VM1 to
Used equipment sends message, which communicates between virtual machine and used equipment and the flow that generates, it is determined that uses between the two
Be north-south flow, the VLAN TAG of message can be revised as north-south VLAN TAG, then directly be sent out from software forward bridge
Fusion bridge is given, then passes through physical network card, and forward the packet to used equipment by physical switches, to realize message
It sends.
If logic port type is not LEGENCY, the non-used equipment of illustration purpose equipment, equipment to support VXLAN,
It is assumed that virtual machine VM1 sends message to virtual machine VM3, message can be encapsulated East and West direction VLAN in physical link layer
TAG.Then it can be forwarded the packet by the VXLAN virtual interface of software forward bridge to three layer interface L3int1 of fusion bridge, with
And pass through physical network card, and forwarded the packet by physical switches to purpose equipment, then by the physical network card of purpose equipment,
The three layer interface L3int2, software forward bridge VXLAN virtual interface and software for merging bridge access bridge, are eventually sent to virtual machine
VM3。
It should be understood that either support the communication between VXLAN equipment still support VXLAN equipment and used equipment it
Between communication, message passes through same physical network card and is forwarded, without purchasing L2GW equipment or increasing by one piece of physical network card more,
Save cost.
The retransmission unit of the message of the embodiment of the present invention passes through the destination address information judgement pair according to the message got
Whether the purpose equipment answered supports virtual expansible local area network VXLAN, and when purpose equipment supports VXLAN, carries out to message
VXLAN is encapsulated and is forwarded, and when purpose equipment does not support VXLAN, is carried out VLAN encapsulation to message and is forwarded, by the way that software is arranged
The mode of bridge is merged, the message of VXLAN encapsulation and the message of VLAN encapsulation can be forwarded by the same physical network card, can
Effectively the used equipment of VXLAN will not supported to be linked into network, without increasing hardware device, saving cost is old without changing
The connection of equipment is arranged, and realizes Seamless integration-.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " up time
The orientation or positional relationship of the instructions such as needle ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " be orientation based on the figure or
Positional relationship is merely for convenience of description of the present invention and simplification of the description, rather than the device or element of indication or suggestion meaning must
There must be specific orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include at least one this feature.In the description of the present invention, the meaning of " plurality " is at least two, such as two, three
It is a etc., unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be mechanical connect
It connects, is also possible to be electrically connected；It can be directly connected, can also can be in two elements indirectly connected through an intermediary
The interaction relationship of the connection in portion or two elements, unless otherwise restricted clearly.For those of ordinary skill in the art
For, the specific meanings of the above terms in the present invention can be understood according to specific conditions.
In the present invention unless specifically defined or limited otherwise, fisrt feature in the second feature " on " or " down " can be with
It is that the first and second features directly contact or the first and second features pass through intermediary mediate contact.Moreover, fisrt feature exists
Second feature " on ", " top " and " above " but fisrt feature be directly above or diagonally above the second feature, or be merely representative of
First feature horizontal height is higher than second feature.Fisrt feature can be under the second feature " below ", " below " and " below "
One feature is directly under or diagonally below the second feature, or is merely representative of first feature horizontal height less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not
It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be in office
It can be combined in any suitable manner in one or more embodiment or examples.In addition, without conflicting with each other, the skill of this field
Art personnel can tie the feature of different embodiments or examples described in this specification and different embodiments or examples
It closes and combines.
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is not considered as limiting the invention, those skilled in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, modifies, replacement and variant.
Claims (6)
1. a kind of retransmission method of message, applied to include virtual expansible local area network VXLAN and VLAN mixed networking in,
Characterized by comprising the following steps:
Obtain the destination address information of message；
The facility information list that preparatory collecting device information is inquired according to the destination address information, judges corresponding purpose equipment
It whether is used equipment, the used equipment is the equipment for not supporting VXLAN；
If the non-used equipment of purpose equipment, VXLAN encapsulation is carried out to the message, and encapsulate virtually in physical link layer
Local Area Network tag VLAN TAG is transmeridional VLAN ID VLAN ID, and virtually connecing by software forward bridge
The message is forwarded to three layer interfaces of fusion bridge by mouth, and passes through physical network card, and physical switches forward the message
To the purpose equipment, wherein the VLAN TAG of the software forward bridge and the fusion bridge is East and West direction VLAN TAG；And
If the purpose equipment is used equipment, the VLAN TAG for matching the message is part VLAN TAG, and encapsulates the report
The VLAN TAG of text is north-south VLAN ID；And the message is directly forwarded to by fusion bridge by software forward bridge, and
By the physical network card, the message is forwarded to the purpose equipment by physical switches, wherein the software forward bridge and
The VLAN TAG of the fusion bridge is north-south VLAN TAG；
The facility information list of preparatory collecting device information includes:
The address information of the used equipment is acquired, and logical port information is set for the used equipment；
The address information and the logical port information are saved into the facility information list.
2. the method as described in claim 1, which is characterized in that inquire preparatory collecting device according to the destination address information and believe
The facility information list of breath judges whether corresponding purpose equipment is used equipment, is specifically included:
Inquire the facility information list, the facility information list includes the address information of all devices and described in network
The corresponding logical port information of location information；
It obtains and the address information of the consistent equipment in network of the destination address information and its corresponding logical end message
Breath, determines whether the purpose equipment is used equipment according to the logical port information.
3. method according to claim 2, which is characterized in that described to determine that the purpose is set according to the logical port information
Whether standby be used equipment, comprising:
If the logical port information is preset kind, it is determined that the purpose equipment is used equipment；
If the non-default type of logical port information, it is determined that the non-used equipment of purpose equipment.
4. a kind of retransmission unit of message, applied to include virtual expansible local area network VXLAN and VLAN mixed networking in,
It is characterised by comprising:
Module is obtained, for obtaining the destination address information of message；
Judgment module judges for inquiring the facility information list of preparatory collecting device information according to the destination address information
Whether corresponding purpose equipment is used equipment, and the used equipment refers to the equipment for not supporting VXLAN；
Package module carries out VXLAN encapsulation to the message, and in physics chain if being used for the non-used equipment of the purpose equipment
It is transmeridional VLAN ID VLAN ID that virtual local area network tags VLAN TAG is encapsulated in the floor of road, and passes through software
It forwards the virtual interface of bridge that the message is forwarded to three layer interfaces of fusion bridge, and passes through physical network card, physical switches
The message is forwarded to the purpose equipment, wherein the VLAN TAG of the software forward bridge and the fusion bridge is thing
To VLAN TAG；And
If the purpose equipment is used equipment, the VLAN TAG for matching the message is part VLAN TAG, and encapsulates the report
The VLAN TAG of text is north-south VLAN ID；And the message is directly forwarded to by fusion bridge by software forward bridge, and
By the physical network card, the message is forwarded to the purpose equipment by physical switches, wherein the software forward bridge and
The VLAN TAG of the fusion bridge is the north-south VLAN TAG；
Logical port information is arranged for acquiring the address information of the used equipment, and for the used equipment in preserving module, and
The address information and the logical port information are saved into the facility information list.
5. device as claimed in claim 4, which is characterized in that the judgment module is used for:
Inquire the facility information list, the facility information list includes the address information of all devices and described in network
The corresponding logical port information of location information；
It obtains and the address information of the consistent equipment in network of the destination address information and its corresponding logical end message
Breath, determines whether the purpose equipment is used equipment according to the logical port information.
6. device as claimed in claim 5, which is characterized in that the judgment module is specifically used for:
If the logical port information is preset kind, it is determined that the purpose equipment is used equipment；
If the non-default type of logical port information, it is determined that the non-used equipment of purpose equipment.
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| CN107018058B (en) * | 2017-03-30 | 2020-04-21 | 国家计算机网络与信息安全管理中心 | Method and system for sharing VLAN (virtual local area network) and VXLAN (virtual extensible local area network) communication in cloud environment |
| CN108989248B (en) * | 2018-06-11 | 2020-07-07 | 华为技术有限公司 | Method for transmitting message, network edge device and message transmission system |
| CN109525479B (en) * | 2018-12-19 | 2021-09-14 | 锐捷网络股份有限公司 | Message processing method and device |
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| CN103905283A (en) * | 2012-12-25 | 2014-07-02 | 华为技术有限公司 | Communication method and apparatus based on expandable virtual local area network |
| CN103200069A (en) * | 2013-03-29 | 2013-07-10 | 华为技术有限公司 | Message processing method and device |
| CN104601427A (en) * | 2013-10-31 | 2015-05-06 | 杭州华三通信技术有限公司 | Message forwarding method and device in data center network |
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