CN106789531A - VLAN allocation method and device based on dynamic MAC - Google Patents
VLAN allocation method and device based on dynamic MAC Download PDFInfo
- Publication number
- CN106789531A CN106789531A CN201611186356.4A CN201611186356A CN106789531A CN 106789531 A CN106789531 A CN 106789531A CN 201611186356 A CN201611186356 A CN 201611186356A CN 106789531 A CN106789531 A CN 106789531A
- Authority
- CN
- China
- Prior art keywords
- vlan
- message
- network side
- port
- label
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- 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]
Abstract
The present invention relates to a kind of VLAN allocation method based on dynamic MAC and device, wherein, the method includes：Port receive message and on deliver to CPU；The source MAC of the user equipment that first message in message is carried inquires about default VLAN allocation tables, to determine the network side VLAN label of user equipment；Before first message up sending protocol stack, port is added into the corresponding VLAN of network side VLAN label according to network side VLAN label；After port is added into the VLAN, cancel the subsequent packet transmitted to CPU behavior after first message, and deliver to protocol stack in first message continuation and processed.The present invention can prevent follow-up messages transmitted to CPU and cause to form CPU the problem of impact, meanwhile, the probability of packet loss can be substantially reduced.
Description
Technical field
The present invention relates to communication technical field, more particularly to a kind of VLAN allocation method and device based on dynamic MAC.
Background technology
Chinese entitled " VLAN " of VLAN (Virtual Local Area Network), VLAN
(VLAN) it is one group of equipment and user in logic, these equipment and user are not limited by physical location, can be according to work(
The factors such as energy, department and application organize them, and communication each other just looks like that they are the same in the same network segment,
Thus gain the name VLAN.
One VLAN is exactly a broadcast domain, and direct communication is unable between VLAN, can only be by the 3rd layer of router come complete
Into.Compared with traditional local area network technology, vlan technology is more flexible, and it has advantages below：The movement of the network equipment,
The administration overhead of addition and modification is reduced；Broadcast activity can be controlled；The safety and reliability of network can be improved.
The division methods of VLAN are generally comprised by port division, by MAC Address division, by Internet division, by IP multicasts
The method such as division and rule-based division.Wherein, the method for dividing this division VLAN by MAC Address is according to each master
The MAC Address of machine is divided, i.e., which group configures it to the main frame of each MAC Address belongs to, this division VLAN methods
Great advantage is exactly that when user's physical location is moved, i.e., when changing to other interchangers from an interchanger, VLAN is without weight
New configuration.
However, in correlation technique, during using dividing VLAN according to MAC Address, there is cpu busy percentage high and cause equipment to be received
To the illusion of abnormal aggression, additionally, packet loss problem is serious.
The content of the invention
The application is intended at least solve to a certain extent one of technical problem in correlation technique.
Therefore, first purpose of the invention is to propose a kind of VLAN allocation method based on dynamic MAC, the method can
To avoid CPU from being impacted by a large amount of messages, while reducing return-charge probability.
Second object of the present invention is to propose a kind of VLAN distributors based on dynamic MAC.
To achieve the above object, in a first aspect, the VLAN distribution sides based on dynamic MAC for proposing according to embodiments of the present invention
Method, including：
Port receive message and on deliver to CPU；
The source MAC of the user equipment that first message in the message is carried inquires about default VLAN distribution
Table, to determine the network side VLAN label of the user equipment, the VLAN allocation tables include the source MAC of user equipment with
The corresponding relation of the network side VLAN label of the user equipment；
Before first message up sending protocol stack, according to the network side VLAN label by the port add to
In the corresponding VLAN of the network side VLAN label；
After the port is added into the VLAN, cancel and being sent on the subsequent packet after first message
CPU behaviors, and deliver to the protocol stack in first message continuation and processed.
Second aspect, the VLAN distributors based on dynamic MAC for proposing according to embodiments of the present invention, including：
Receiving unit, for port receive message and on deliver to CPU；
Query unit, the source MAC inquiry of the user equipment carried for first message in the message
Default VLAN allocation tables, to determine the network side VLAN label of the user equipment, the VLAN allocation tables set including user
Standby source MAC and the corresponding relation of the network side VLAN label of the user equipment；
Adding device, for before first message up sending protocol stack, being incited somebody to action according to the network side VLAN label
The port is added into the corresponding VLAN of the network side VLAN label；
Cancel unit, for after the port is added into the VLAN, after cancelling first message
Subsequent packet transmitted to CPU behavior, and first message continue on deliver to the protocol stack and processed.
The VLAN allocation method based on dynamic MAC and device for providing according to embodiments of the present invention, port are receiving message
Afterwards, the source MAC of the user equipment that first message in the message is carried inquires about default VLAN allocation tables,
To determine the network side VLAN label of the user equipment；Before first message up sending protocol stack, according to the net
Network side VLAN tag adds into the corresponding VLAN of the network side VLAN label port；By the port add to
After in the VLAN, cancel the subsequent packet transmitted to CPU behavior after first message, and first message after
The protocol stack is delivered on continuous to be processed.In this way, follow-up messages transmitted to CPU can be prevented and cause to form impact to CPU
Problem, simultaneously as on deliver to the message of CPU, typically can by these packet loss, so, cancel and being sent on subsequent packet
CPU, can substantially reduce the probability of packet loss.
Brief description of the drawings
Fig. 1 is the flow chart of the VLAN allocation method that one embodiment of the invention is based on dynamic MAC；
Fig. 2 is the flow chart of the VLAN allocation method that another embodiment of the present invention is based on dynamic MAC；
Fig. 3 is the structural representation of the VLAN distributors that one embodiment of the invention is based on dynamic MAC.
The realization of the object of the invention, functional characteristics and advantage will be described further referring to the drawings in conjunction with the embodiments.
Specific embodiment
Embodiments herein is described below in detail, the example of the embodiment is shown in the drawings, wherein from start to finish
Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached
It is exemplary to scheme the embodiment of description, it is intended to for explaining the application, and it is not intended that limitation to the application.
Shown in reference picture 1, Fig. 1 shows the stream of the VLAN allocation method based on dynamic MAC provided in an embodiment of the present invention
Cheng Tu, for the ease of description, illustrate only the part related to the embodiment of the present invention.Specifically, the VLAN of dynamic MAC should be based on
Distribution method, can apply to interchanger, including：
S101, port receive message and on deliver to CPU.
Specifically, interchanger typically has at least one port, the port can be with Access type ports, Trunk classes
Type port or Hybird type ports, the port is corresponding to be connected to each user equipment (such as computer PC).User sets
Standby to send message to interchanger, the port that correspondence is connected with user equipment on interchanger receives the message, and by the message up sending
CPU into interchanger.
It is to be appreciated that the message that user equipment is uploaded typically carries the source MAC of user equipment, VLAN Tag
Information such as (user side VLAN tags).
The source MAC inquiry of the user equipment that S102, first message in the message are carried is default
VLAN allocation tables, to determine the network side VLAN label of the user equipment, the VLAN allocation tables include the source of user equipment
The corresponding relation of the network side VLAN label of MAC Address and the user equipment.
That is, be provided with VLAN allocation tables in advance in a switch, source of the VLAN allocation tables according to user equipment
MAC Address sets into corresponding VLAN user equipment, that is to say, the source MAC containing user equipment in the VLAN allocation tables
Address and the corresponding relation of network side VLAN label, for example：A source MAC " A " is suppose there is to be set as belonging to by interchanger
VLAN " 10 " this VLAN, wherein, VLAN " 10 " is network side VLAN label, then in VLAN allocation tables, source MAC
Address " A " and VLAN " 10 " are corresponding relation.
Source MAC is carried in first message of first message and acquisition after first message is received, is parsed,
Search VLAN allocation tables in the source MAC into corresponding relation network side VLAN label.
S103, before first message up sending protocol stack, according to the network side VLAN label by the port
Add into the corresponding VLAN of the network side VLAN label.
After receiving first message due to CPU, first message needs to deliver to protocol stack, then on deliver to application
Layer, and during first message up sending protocol stack, application layer, port continue to follow-up message and on deliver to CPU,
So, CPU can be caused during this period of time to be subject to substantial amounts of subsequent packet, in turn result in and CPU is impacted.
Thus, in the step, before by first message up sending protocol stack, first port of message will first be received
In addition VLAN (VLAN) corresponding with above-mentioned network side VLAN label.In this way, because the port is had been added to right
In the VLAN (VLAN) answered, so, hardware is directly passed through when the port receives follow-up message in the virtual local area
Net (VLAN) is forwarded, without above delivering to CPU.
S104, after the port is added into the VLAN, cancel the follow-up report after first message
Literary transmitted to CPU behavior, and deliver to the protocol stack in first message continuation and processed.
That is, the step and then step S103, after port is added into corresponding VLAN, cancels on message
Send the behavior of CPU, in this way, the subsequent packet that receives of port will not again on deliver to CPU, but by hardware directly in VLAN transfers
Hair, the other users equipment in same VLAN can receive the message of forwarding.
If it should be noted that first by first message up sending to protocol stack and application layer, then port is added to right
The VLAN for answering, finally cancels messages transmitted to CPU behavior again, then at first message up sending protocol stack, application layer and addition end
In mouth to corresponding VLAN this periods, the subsequent packet that port receives also can above be delivered to CPU, big so as to cause CPU to be subject to
The message impact of amount.
In some embodiments of the invention, the method can also include：
S105, announcement information is sent to application layer, had been added to the VLAN with port described in notifying the application layer
In.
According to embodiments of the present invention provide the VLAN allocation method based on dynamic MAC, port receive message after, root
The source MAC of the user equipment carried according to first message in the message inquires about default VLAN allocation tables, to determine
The network side VLAN label of the user equipment；Before first message up sending protocol stack, according to the network side
VLAN tag adds into the corresponding VLAN of the network side VLAN label port；Added to described by the port
After in VLAN, cancel the subsequent packet transmitted to CPU behavior after first message, and in first message continuation
The protocol stack is delivered to be processed.In this way, follow-up messages transmitted to CPU can be prevented and cause to ask CPU formation impacts
Topic, simultaneously as on deliver to the message of CPU, typically can by these packet loss, so, cancel subsequent packet transmitted to CPU, can
To substantially reduce the probability of packet loss.
Shown in reference picture 2, Fig. 2 shows the another of the VLAN allocation method based on dynamic MAC provided in an embodiment of the present invention
One flow chart, for the ease of description, illustrate only the part related to the embodiment of the present invention.Specifically, dynamic MAC should be based on
VLAN allocation method, can apply to interchanger, including：
S201, port receive message and on deliver to CPU.
S202, judge whether first message carries user side VLAN tag (VLAN Tag)；
If first message carries user side VLAN tag, continue subsequent step S204 and its subsequent step；
If first message does not carry user side VLAN tag, step S203 and its subsequent step are performed.
S203, the PVID of the port is added in the message as the user side VLAN tag.That is,
When the message that port receives does not carry user side VLAN tag, then the VLAN selections of message are first carried out, will port
PVID is added in the message, used as the user side VLAN tag of the message.
The source MAC inquiry of the user equipment that S204, first message in the message are carried is default
VLAN allocation tables, to determine the network side VLAN label of the user equipment, the VLAN allocation tables include the source of user equipment
The corresponding relation of the network side VLAN label of MAC Address and the user equipment.
S205, the user side VLAN tag for carrying first message enter with the network side VLAN label for determining
Row compares；
If the user side VLAN tag is consistent with the network side VLAN label, S207 and its subsequent step are performed；
If the user side VLAN tag is inconsistent with the network side VLAN label, step S206 is performed.
S206, discarding first message.
S207, before first message up sending protocol stack, according to the network side VLAN label by the port
Add into the corresponding VLAN of the network side VLAN label.
S208, after the port is added into the VLAN, cancel the follow-up report after first message
Literary transmitted to CPU behavior, and deliver to the protocol stack in first message continuation and processed.
S209, announcement information is sent to application layer, had been added to the VLAN with port described in notifying the application layer
In.
The VLAN allocation method based on dynamic MAC for providing according to embodiments of the present invention, by judging the report that port receives
Whether text carries user side VLAN tag, and user side VLAN tag is compared with network side VLAN label, when two
When person is inconsistent, first message is abandoned, so, it is ensured that VLAN is divided more accurately and reliably, between the different VLAN of raising
The safety and reliability of communication isolating is higher.
Shown in reference picture 3, Fig. 3 shows a kind of VLAN distributors based on dynamic MAC provided in an embodiment of the present invention
Structural representation, for the ease of description, illustrate only the part related to the embodiment of the present invention.Specifically, should be based on dynamic
The VLAN allocation method of MAC includes：
Receiving unit 301, for port receive message and on deliver to CPU；
Query unit 302, the source MAC of the user equipment carried for first message in the message is looked into
Default VLAN allocation tables are ask, to determine the network side VLAN label of the user equipment, the VLAN allocation tables include user
The corresponding relation of the network side VLAN label of the source MAC of equipment and the user equipment；
Adding device 303, for before first message up sending protocol stack, according to the network side VLAN label
The port is added into the corresponding VLAN of the network side VLAN label；
Cancel unit 304, for after the port is added into the VLAN, cancel first message it
Subsequent packet transmitted to CPU behavior afterwards, and deliver to the protocol stack in first message continuation and processed.
In some embodiments of the invention, can also include：
Notification unit 307, for sending announcement information to application layer, is had been added to port described in notifying the application layer
Into the VLAN.
The VLAN distributors based on dynamic MAC for providing according to embodiments of the present invention, port is looked into after message is received
The source MAC for asking the user equipment that first message of the unit 302 in the message is carried inquires about default VLAN points
With table, to determine the network side VLAN label of the user equipment；Adding device 303 is in first message up sending protocol stack
Before, the port is added into the corresponding VLAN of the network side VLAN label according to the network side VLAN label；Take
Unit disappear after the port is added into the VLAN, cancels and being sent on the subsequent packet after first message
CPU behaviors, and deliver to the protocol stack in first message continuation and processed.In this way, follow-up message can be prevented
Transmitted to CPU and cause to form CPU the problem of impact, simultaneously as on deliver to the message of CPU, these messages can typically be lost
Abandon, so, cancel subsequent packet transmitted to CPU, the probability of packet loss can be substantially reduced.
In one embodiment of the invention, also include：
Comparing unit 306, for the user side VLAN tag for carrying first message and the network for determining
Side VLAN tag is compared；
If the user side VLAN tag is consistent with the network side VLAN label, subsequent step is performed；If the use
Family side VLAN tag is inconsistent with the network side VLAN label, then abandon first message.
In one embodiment of the invention, also include：
Judging unit 305, for judging whether first message carries user side VLAN tag；
If first message carries user side VLAN tag, continue subsequent step；
If first message does not carry user side VLAN tag, the PVID of the port is added into the message
In as the user side VLAN tag.
In the present embodiment, by judging whether the message that port receives carries user side VLAN tag, and by user
Side VLAN tag is compared with network side VLAN label, when both are inconsistent, first message is abandoned, in this way, really
Protect VLAN to divide more accurately and reliably, the safety and reliability of communication isolating is higher between the different VLAN of raising.
It should be noted that each embodiment in this specification is described by the way of progressive, each embodiment weight
Point explanation is all difference with other embodiment, between each embodiment identical similar part mutually referring to.
For device or system class embodiment, because it is substantially similar to embodiment of the method, so description is fairly simple, it is related
Part is illustrated referring to the part of embodiment of the method.
Also, it should be noted that herein, such as first and second or the like relational terms are used merely to one
Entity or operation make a distinction with another entity or operation, and between not necessarily requiring or implying these entities or operate
There is any this actual relation or order.And, term " including ", "comprising" or its any other variant be intended to contain
Lid nonexcludability is included, so that process, method, article or equipment including a series of key elements not only will including those
Element, but also other key elements including being not expressly set out, or also include being this process, method, article or equipment
Intrinsic key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that
Also there is other identical element in process, method, article or equipment including the key element.
The step of method or algorithm for being described with reference to the embodiments described herein, directly can be held with hardware, processor
Capable software module, or the two combination is implemented.Software module can be placed in random access memory (RAM), internal memory, read-only deposit
Reservoir (ROM), electrically programmable ROM, electrically erasable ROM, register, hard disk, moveable magnetic disc, CD-ROM or technology
In field in known any other form of storage medium.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or uses the present invention.
Various modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, the present invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The scope most wide for causing.
Claims (8)
1. a kind of VLAN allocation method based on dynamic MAC, its spy is, including：
Port receive message and on deliver to CPU；
The source MAC of the user equipment that first message in the message is carried inquires about default VLAN allocation tables,
To determine the network side VLAN label of the user equipment, the VLAN allocation tables include the source MAC of user equipment and are somebody's turn to do
The corresponding relation of the network side VLAN label of the user equipment；
Before first message up sending protocol stack, the port is added to described according to the network side VLAN label
In the corresponding VLAN of network side VLAN label；
After the port is added into the VLAN, cancel the subsequent packet transmitted to CPU after first message
Behavior, and deliver to the protocol stack in first message continuation and processed.
2. the VLAN allocation method based on dynamic MAC according to claim 1, it is characterised in that add by the port
After entering into the VLAN, also include：
Announcement information is sent to application layer, is had been added into the VLAN with port described in notifying the application layer.
3. the VLAN allocation method based on dynamic MAC according to claim 1, it is characterised in that according to the network side
Before VLAN tag adds into the corresponding VLAN of the network side VLAN label port, also include：
The user side VLAN tag that first message is carried is compared with the network side VLAN label for determining；
If the user side VLAN tag is consistent with the network side VLAN label, subsequent step is performed；If the user side
VLAN tag is inconsistent with the network side VLAN label, then abandon first message.
4. the VLAN allocation method based on dynamic MAC according to claim 1, it is characterised in that according in the message
The source MAC of user equipment that carries of first message inquire about default VLAN allocation tables before also include：
Judge whether first message carries user side VLAN tag；
If first message carries user side VLAN tag, continue subsequent step；
If first message does not carry user side VLAN tag, by the PVID of the port add in the message with
As the user side VLAN tag.
5. a kind of VLAN distributors based on dynamic MAC, it is characterised in that including：
Receiving unit, for port receive message and on deliver to CPU；
Query unit, the source MAC inquiry of the user equipment carried for first message in the message is default
VLAN allocation tables, to determine the network side VLAN label of the user equipment, the VLAN allocation tables include user equipment
The corresponding relation of the network side VLAN label of source MAC and the user equipment；
Adding device, for before first message up sending protocol stack, according to the network side VLAN label by described in
Port is added into the corresponding VLAN of the network side VLAN label；
Cancel unit, for after the port is added into the VLAN, after cancelling after first message
Continuous messages transmitted to CPU behavior, and deliver to the protocol stack in first message continuation and processed.
6. VLAN distributors based on dynamic MAC according to claim 5, it is characterised in that also include：
Notification unit, for sending announcement information to application layer, is had been added to described with port described in notifying the application layer
In VLAN.
7. VLAN distributors based on dynamic MAC according to claim 5, it is characterised in that also include：
Comparing unit, for the user side VLAN tag for carrying first message and the network side VLAN mark for determining
Label are compared；
If the user side VLAN tag is consistent with the network side VLAN label, subsequent step is performed；If the user side
VLAN tag is inconsistent with the network side VLAN label, then abandon first message.
8. VLAN distributors based on dynamic MAC according to claim 5, it is characterised in that also include：
Judging unit, for judging whether first message carries user side VLAN tag；
If first message carries user side VLAN tag, continue subsequent step；
If first message does not carry user side VLAN tag, by the PVID of the port add in the message with
As the user side VLAN tag.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611186356.4A CN106789531B (en) | 2016-12-20 | 2016-12-20 | VLAN (virtual local area network) allocation method and device based on dynamic MAC (media access control) |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611186356.4A CN106789531B (en) | 2016-12-20 | 2016-12-20 | VLAN (virtual local area network) allocation method and device based on dynamic MAC (media access control) |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106789531A true CN106789531A (en) | 2017-05-31 |
| CN106789531B CN106789531B (en) | 2020-02-21 |
Family
ID=58896115
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611186356.4A Active CN106789531B (en) | 2016-12-20 | 2016-12-20 | VLAN (virtual local area network) allocation method and device based on dynamic MAC (media access control) |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106789531B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110636083A (en) * | 2019-11-07 | 2019-12-31 | 迈普通信技术股份有限公司 | Network address multiplexing method, device, network equipment and storage medium |
| CN114363056A (en) * | 2021-12-31 | 2022-04-15 | 普联技术有限公司 | Configuration method and device for network isolation and network management system |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101060449A (en) * | 2006-06-16 | 2007-10-24 | 华为技术有限公司 | Ethernet technology switching and forwarding method, system and equipment |
| CN103312908A (en) * | 2013-06-04 | 2013-09-18 | 武汉烽火网络有限责任公司 | Data transmission method used for Voice VLAN (virtual local logic network) |
| US20160285647A1 (en) * | 2012-06-07 | 2016-09-29 | Extreme Networks, Inc. | Methods, systems, and apparatuses for dynamically tagging vlans |
| CN105991439A (en) * | 2015-02-06 | 2016-10-05 | 杭州华三通信技术有限公司 | Management method and device of data center server (DC server) |
-
2016
- 2016-12-20 CN CN201611186356.4A patent/CN106789531B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101060449A (en) * | 2006-06-16 | 2007-10-24 | 华为技术有限公司 | Ethernet technology switching and forwarding method, system and equipment |
| US20160285647A1 (en) * | 2012-06-07 | 2016-09-29 | Extreme Networks, Inc. | Methods, systems, and apparatuses for dynamically tagging vlans |
| CN103312908A (en) * | 2013-06-04 | 2013-09-18 | 武汉烽火网络有限责任公司 | Data transmission method used for Voice VLAN (virtual local logic network) |
| CN105991439A (en) * | 2015-02-06 | 2016-10-05 | 杭州华三通信技术有限公司 | Management method and device of data center server (DC server) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110636083A (en) * | 2019-11-07 | 2019-12-31 | 迈普通信技术股份有限公司 | Network address multiplexing method, device, network equipment and storage medium |
| CN110636083B (en) * | 2019-11-07 | 2021-06-18 | 迈普通信技术股份有限公司 | Network address multiplexing method, device, network equipment and storage medium |
| CN114363056A (en) * | 2021-12-31 | 2022-04-15 | 普联技术有限公司 | Configuration method and device for network isolation and network management system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106789531B (en) | 2020-02-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102299969B (en) | Web accessing method, layer seven switching equipment and service network | |
| CN104601959B (en) | A kind of method of video monitoring system and its fast access into network video camera | |
| CN101841573B (en) | Method and device for processing address information of Internet and Internet system | |
| CN100566294C (en) | Single broadcast reverse path repeating method | |
| CN101577675B (en) | Method and device for protecting neighbor table in IPv6 network | |
| CN104243472A (en) | Network with MAC table overflow protection | |
| CN100574249C (en) | virtual router redundancy protocol message transmission method and device | |
| WO2009086757A1 (en) | Method and device for controlling message forwarding | |
| CN101616014A (en) | A kind of method that realizes cross-virtual private local area network multicast | |
| CN101471898A (en) | Protection method, system and virtual access edge node for access network | |
| CN101834864A (en) | Method and device for preventing attack in three-layer virtual private network | |
| CN104219125A (en) | Method, device and system for forwarding message in ICN | |
| CN107147580A (en) | The method and communication system of a kind of tunnel building | |
| CN107948042A (en) | A kind of message forwarding method and device | |
| CN108123783A (en) | Data transmission method, apparatus and system | |
| CN109617816A (en) | A kind of transmission method and device of data message | |
| CN106789531A (en) | VLAN allocation method and device based on dynamic MAC | |
| CN106921610A (en) | Access control method and the network equipment | |
| CN104410642B (en) | Equipment access cognitive method based on ARP protocol | |
| CN104253878A (en) | VLAN (Virtual Local Area Network) information management system and method of DHCP (Dynamic Host Configuration Protocol) RELAY termination sub-interface | |
| CN100484055C (en) | Method for implementing multicast spanning VLAN | |
| CN104040967B (en) | The stream forwarding method and message forwarding equipment of a kind of message | |
| CN101141323A (en) | Method, system and equipment for controlling connectivity detection | |
| CN110351208A (en) | A kind of message forwarding method, device, equipment and computer readable storage medium | |
| CN104038566B (en) | A kind of method of virtual swap device address learning, apparatus and system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |