CN112187484A - Method and device for sending network broadcast flow for reducing occupied broadband and storage medium - Google Patents
Method and device for sending network broadcast flow for reducing occupied broadband and storage medium Download PDFInfo
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/02—Details
- H04L12/16—Arrangements for providing special services to substations
- H04L12/18—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast
- H04L12/1836—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast with heterogeneous network architecture
- H04L12/184—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast with heterogeneous network architecture with heterogeneous receivers, e.g. layered multicast
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/02—Details
- H04L12/16—Arrangements for providing special services to substations
- H04L12/18—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast
- H04L12/185—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast with management of multicast group membership
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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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Abstract
The invention provides a network broadcast flow sending method, a device and a computer readable storage medium for reducing occupied bandwidth, belongs to the technical field of network communication, and solves the problems that broadcast domains are isolated mainly by dividing VLAN (virtual local area network), when one VLAN is large, one broadcast message can still be transmitted to a plurality of targets, and the phenomenon of occupied bandwidth is still very serious. The method comprises the steps of configuring an access control list ACL of network broadcast flow, creating a VLAN, storing VLAN port information during creation, and sending the network broadcast flow to a VLAN port by a CPU according to the stored VLAN port information when the ACL receives the network broadcast flow request. The invention can orderly send the ARP request through the CPU scheduling, thereby reducing the bandwidth occupied by the ARP message, reducing the load of other equipment, orderly controlling the broadcast message, ensuring that the broadcast message is not sent to all targets at one time, but is sent directionally according to the request frequency sequence, reducing the number of receivers of the broadcast message, and further reducing the occupation of the bandwidth.
Description
Technical Field
The invention relates to the technical field of network communication, in particular to a method and a device for sending network broadcast flow and a storage medium for reducing occupied broadband.
Background
In a two-layer network, broadcast traffic such as ARP messages is very common, and the broadcast traffic plays an irreplaceable role, but this also puts a burden on the network, most receivers are not the true target of the message, and the message is a completely unnecessary burden for them, and when a two-layer network is large in scale, the broadcast is very frequent, the number of copies is large, and when the two-layer network is severe, other traffic cannot be forwarded normally, so that it is very necessary to reduce the negative impact of the broadcast traffic.
At present, broadcast domains are isolated mainly by dividing VLANs, when one VLAN is large, one broadcast message can still be transmitted to a plurality of targets, and the phenomenon of bandwidth occupation is still very serious.
Disclosure of Invention
In order to solve the above problems, embodiments of the present invention provide a method and an apparatus for transmitting network broadcast traffic and a computer-readable storage medium, which can orderly control broadcast messages through scheduling of a CPU, so that the broadcast messages are not sent to all targets at one time, but are sent directionally according to a request frequency sequence, thereby reducing the number of receivers of the broadcast messages, and reducing the bandwidth occupation.
In a first aspect, the present invention provides a method for sending network broadcast traffic to reduce occupied bandwidth, where the method includes:
configuring an Access Control List (ACL) of network broadcast traffic, wherein the ACL is used for receiving and replying request information of the network broadcast traffic;
creating a VLAN and storing VLAN port information during creation, wherein the information at least comprises the port common degree information and the port number;
when the ACL receives the network broadcast flow request, the CPU sends the network broadcast flow to a VLAN port according to the stored VLAN port information;
when the port frequent usage information is stored, directionally sending the network broadcast flow according to the port frequent usage sequence; and when the port with the port common use degree information is not stored, sending the network broadcast flow according to the size of the port number.
Further, the step of sending the network broadcast flow to the VLAN port by the CPU according to the saved VLAN port information includes:
forwarding the network broadcast traffic to a CPU;
and the CPU sends the network broadcast flow to a VLAN port according to the stored VLAN port information.
Further, when the port popularity information is saved, after the step of directionally sending the network broadcast traffic according to the port popularity sequence, the method further includes:
waiting for preset time, if the reply to the network broadcast flow is not received in the preset time, continuously sending the reply to the next VLAN port according to the port common degree sequence, and circulating to the receiving port to reply to the network broadcast flow;
when the port with the port popularity information is not saved, after the step of sending the network broadcast traffic according to the port number size, the method further includes:
and waiting for preset time, if the reply to the network broadcast flow is not received in the preset time, continuously sending to the next VLAN port according to the size sequence of the port number, and circulating to the receiving port to reply to the network broadcast flow.
Further, the method also comprises the steps of increasing the VLAN port common use degree weight value which receives the reply and updating the port common use degree information.
Further, the step of increasing the VLAN port popularity weight value received with the reply and updating the port popularity information includes:
adding 1 to the VLAN port common degree weight value received by the reply;
and reordering the common use degree information of the VLAN ports according to the sequence of the large common use degree weight value to the small common use degree weight value.
Further, the predetermined time is 0.2s to 1 s.
Further, the network broadcast traffic is an ARP packet.
In a second aspect, an apparatus for reducing bandwidth occupation of broadcast traffic of a broadband-occupied control network provided by the present invention includes:
the configuration module is used for configuring an Access Control List (ACL) of network broadcast flow, and the ACL is used for receiving and replying request information of the network broadcast flow;
the processing module is used for creating the VLAN and storing VLAN port information during creation, wherein the information at least comprises the port common degree information and the port number;
the sending module is used for sending the network broadcast flow to a VLAN port by the CPU according to the stored VLAN port information when the ACL receives the network broadcast flow request; the sending module directionally sends the network broadcast traffic according to the port common degree sequence; and the sending module sends the network broadcast flow according to the size of the port number of the port which does not store the port common use degree information.
In a third aspect, the present invention provides an electronic device, which includes a memory and a processor, where the memory stores a computer program operable on the processor, and the processor implements the steps of the method when executing the computer program.
In a fourth aspect, the present invention provides a computer readable storage medium having stored thereon machine executable instructions which, when invoked and executed by a processor, cause the processor to perform the method.
The network broadcast flow sending method, the network broadcast flow sending device and the computer readable storage medium have the advantages that: the invention can orderly send the ARP message according to the port common degree information or the port number by CPU scheduling, orderly control the broadcast message, ensure that the broadcast message is not sent to all targets at one time, but is sent directionally according to the request frequency sequence, reduce the number of receivers of the broadcast message, thereby reducing the occupation of bandwidth and the load of other equipment.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from these without inventive effort.
Fig. 1 is a flowchart of a transmitting method according to an embodiment of the present invention;
fig. 2 is another flowchart of a transmitting method according to an embodiment of the present invention;
fig. 3 is a block diagram of an operation principle provided by an embodiment of the present invention.
Detailed Description
The following detailed description of embodiments of the invention refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.
Referring to fig. 1 to 3, a method, an apparatus and a computer-readable storage medium for transmitting network broadcast traffic specifically include the following embodiments:
example one
The embodiment of the invention provides a method for sending network broadcast traffic, which comprises the following steps:
configuring an Access Control List (ACL) of network broadcast traffic, wherein the ACL is used for receiving and replying request information of the network broadcast traffic;
creating a VLAN and storing VLAN port information during creation, wherein the information at least comprises the port common degree information and the port number;
when the ACL receives the network broadcast flow request, the CPU sends the network broadcast flow to a VLAN port according to the stored VLAN port information;
when the port frequent usage information is stored, directionally sending the network broadcast flow according to the port frequent usage sequence; and when the port with the port common use degree information is not stored, sending the network broadcast flow according to the size of the port number.
The invention can orderly send the ARP message according to the port common degree information or the port number by CPU scheduling, orderly control the broadcast message, ensure that the broadcast message is not sent to all targets at one time, but is sent directionally according to the request frequency sequence, reduce the number of receivers of the broadcast message, thereby reducing the occupation of bandwidth and the load of other equipment.
In the embodiment of the present invention, the step of sending, by the CPU, the network broadcast traffic to the VLAN port according to the saved VLAN port information includes:
forwarding the network broadcast traffic to a CPU;
and the CPU sends the network broadcast flow to a VLAN port according to the stored VLAN port information.
In this embodiment of the present invention, when the port popularity information is saved, after the step of directionally sending the network broadcast traffic according to the port popularity sequence, the method further includes:
and waiting for preset time, if the reply to the network broadcast traffic is not received within the preset time (for example, 0.5s), continuously sending to the next VLAN port according to the port common use degree sequence, and circulating to the receiving of the reply of the port to the network broadcast traffic. Wherein the predetermined time may be between 0.2s and 1s, for example 0.5 s.
If the VLAN ports with the common use degree information are all sent and the reply to the network broadcast flow is not received, the network broadcast flow is continuously sent to the VLAN ports without the common use degree information according to the size of the port number.
In this embodiment of the present invention, when a port that does not store the port popularity information is not stored, after the step of sending the network broadcast traffic according to the size of the port number, the method further includes:
and waiting for preset time, if the reply to the network broadcast flow is not received in the preset time, continuously sending to the next VLAN port according to the size sequence of the port number, and circulating to the receiving port to reply to the network broadcast flow. Wherein the predetermined time may be between 0.2s and 1s, for example 0.5 s.
In the embodiment of the invention, the method further comprises the following steps:
and increasing the VLAN port common use degree weight value which receives the reply, and updating the port common use degree information. Therefore, the common degree weight of the VLAN port is improved, the VLAN port has higher priority when network broadcast flow is sent next time, and the probability of receiving a reply is improved.
In the embodiment of the invention, the step of increasing the VLAN port common use degree weight value which receives the reply and updating the port common use degree information comprises the following steps:
adding 1 to the VLAN port common degree weight value received by the reply;
and reordering the common use degree information of the VLAN ports according to the sequence of the large common use degree weight value to the small common use degree weight value.
In the embodiment of the invention, the network broadcast flow is an ARP message.
The device for controlling the bandwidth occupied by the broadcast traffic of the network provided by the embodiment of the invention comprises:
the configuration module is used for configuring an Access Control List (ACL) of network broadcast flow, and the ACL is used for receiving and replying request information of the network broadcast flow;
the processing module is used for creating the VLAN and storing VLAN port information during creation, wherein the information at least comprises the port common degree information and the port number;
the sending module is used for sending the network broadcast flow to a VLAN port by the CPU according to the stored VLAN port information when the ACL receives the network broadcast flow request; the sending module directionally sends the network broadcast traffic according to the port common degree sequence; and the sending module sends the network broadcast flow according to the size of the port number of the port which does not store the port common use degree information.
The electronic device provided by the embodiment of the invention comprises a memory and a processor, wherein a computer program capable of running on the processor is stored in the memory, and the steps of the method are realized when the processor executes the computer program.
An embodiment of the present invention provides a computer-readable storage medium storing machine executable instructions, which, when invoked and executed by a processor, cause the processor to execute the method of any one of claims 1 to 6.
As shown in fig. 1, the specific embodiment of the technical implementation of the present invention has the following steps:
1. and configuring an Access Control List (ACL) which is used for receiving and replying request information of the network broadcast traffic. When an ARP request message is received, instead of the currently common processing mode of copying to the CPU (copy to CPU), the ARP request message is selectively forwarded to the CPU (trace to CPU) and the original message is forwarded to the CPU without being directly broadcast.
2. When creating VLAN, saving all port information in the VLAN, the information at least includes said port common usage information and port number size.
And 3, after receiving the message, the CPU sends the ARP message according to the sequence of the common use degree in the VLAN, and if the ARP message is sent for the first time and the common use degree does not exist, the ARP message is sent according to the sequence of the port numbers.
4. After waiting for 0.5S, if no ARP reply is received, the next port is sent continuously. If the VLAN ports with the common use degree information are all sent and the reply to the network broadcast flow is not received, the network broadcast flow is continuously sent to the VLAN ports without the common use degree information according to the size of the port number. Until ARP reply is received, copy reply to CPU.
5. Adding 1 to the port common statistics of received reply, sorting the whole table from large to small according to the common degree, and updating the port common degree information. And when the next transmission is carried out, the ARP is transmitted according to the sequence of the common degree.
Storing ports in the VLAN in software: the format is as follows:
according to the above format, the ports in the same VLAN are sorted from large to small according to the common degree in the memory.
For simplicity of explanation, the method embodiments are described as a series of acts or combinations, but those skilled in the art will appreciate that the embodiments are not limited by the order of acts described, as some steps may occur in other orders or concurrently with other steps in accordance with the embodiments of the invention. Further, those skilled in the art will appreciate that the embodiments described in the specification are presently preferred and that no particular act is required to implement the invention.
Example two
As can be seen from fig. 2, the TC1 and the TC2 of the second tester in the embodiment of the present invention are directly connected to the port 1 and the port 2 of the switch, respectively, all the ports are 100G network ports, the IP address configured for the host 1 is 192.168.1.1, the IP address configured for the host 2 is 192.168.1.2, and the IP address configured for the host 3 is 192.168.1.3. Port 1, port 2, port 3 are all within VLAN 1. ARP request is sent from host 1 requesting the MAC address of host 2.
The table contents in the software are:
the ARP is sent from the port 3 firstly, the reply is not received after 0.5S, the ARP is sent from the port 2, the reply is received, and the table entry is updated:
adding 1 to the common statistics of the ports 2 receiving the reply, then reordering the whole table according to the common degree from large to small, and updating the information of the common degree of the ports. When sending next time, the slave host 1 requests the MAC address of the host 2, sends an ARP request, this time the first one is sent to the port 2, and receives the reply directly.
The invention can also be applied to other messages that can be sent in sequence.
It should be noted that, in the respective components of the apparatus of the present invention, the components therein are logically divided according to the functions to be implemented, but the present invention is not limited thereto, and the respective components may be re-divided or combined as needed, for example, some components may be combined into a single component, or some components may be further decomposed into more sub-components.
It should be noted that any of the above-mentioned embodiments illustrate rather than limit the invention, and that those skilled in the art will be able to design alternative embodiments without departing from the scope of the appended claims. In the claims, any reference signs placed between parentheses shall not be construed as limiting the claim. The word "comprising" does not exclude the presence of elements or steps not listed in a claim. The word "a" or "an" preceding an element does not exclude the presence of a plurality of such elements. The invention may be implemented by means of hardware comprising several distinct elements, and by means of a suitably programmed computer. In the unit claims enumerating several means, several of these means may be embodied by one and the same item of hardware. The usage of the words first, second, previous, next, etc. does not indicate any ordering. These words may be interpreted as names.
The above embodiments are only suitable for illustrating the present invention and not limiting the present invention, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention, so that all equivalent technical solutions also belong to the scope of the present invention, and the scope of the present invention should be defined by the claims.
Claims (10)
1. A method for sending network broadcast traffic with reduced occupied bandwidth, the method comprising:
configuring an Access Control List (ACL) of network broadcast traffic, wherein the ACL is used for receiving and replying request information of the network broadcast traffic;
creating a VLAN and storing VLAN port information during creation, wherein the information at least comprises the port common degree information and the port number;
when the ACL receives the network broadcast flow request, the CPU sends the network broadcast flow to a VLAN port according to the stored VLAN port information;
when the port frequent usage information is stored, directionally sending the network broadcast flow according to the port frequent usage sequence; and when the port with the port common use degree information is not stored, sending the network broadcast flow according to the size of the port number.
2. The method for sending network broadcast traffic with reduced occupied bandwidth according to claim 1, wherein the step of sending the network broadcast traffic to a VLAN port by a CPU according to the saved VLAN port information comprises:
forwarding the network broadcast traffic to a CPU;
and the CPU sends the network broadcast flow to a VLAN port according to the stored VLAN port information.
3. The method for sending network broadcast traffic with reduced occupied bandwidth according to claim 1, wherein: when the port common usage information is saved, after the step of directionally sending the network broadcast traffic according to the port common usage sequence, the method further includes:
waiting for preset time, if the reply to the network broadcast flow is not received in the preset time, continuously sending the reply to the next VLAN port according to the port common degree sequence, and circulating to the receiving port to reply to the network broadcast flow;
when the port with the port popularity information is not saved, after the step of sending the network broadcast traffic according to the port number size, the method further includes:
and waiting for preset time, if the reply to the network broadcast flow is not received in the preset time, continuously sending to the next VLAN port according to the size sequence of the port number, and circulating to the receiving port to reply to the network broadcast flow.
4. The method for sending network broadcast traffic with reduced occupied bandwidth according to claim 3, further comprising increasing the VLAN port popularity weight value that receives the reply and updating the port popularity information.
5. The method for sending network broadcast traffic with reduced occupied bandwidth according to claim 4, wherein the step of increasing the VLAN port popularity weight value of the received reply and updating the port popularity information comprises:
adding 1 to the VLAN port common degree weight value received by the reply;
and reordering the common use degree information of the VLAN ports according to the sequence of the large common use degree weight value to the small common use degree weight value.
6. The method for sending network broadcast traffic with reduced occupied bandwidth according to claim 3, wherein the predetermined time is 0.2s to 1 s.
7. The method according to any one of claims 1 to 6, wherein the network broadcast traffic is an ARP packet.
8. A device for sending network broadcast traffic to reduce bandwidth occupation, comprising:
the configuration module is used for configuring an Access Control List (ACL) of network broadcast flow, and the ACL is used for receiving and replying request information of the network broadcast flow;
the processing module is used for creating the VLAN and storing VLAN port information during creation, wherein the information at least comprises the port common degree information and the port number;
the sending module is used for sending the network broadcast flow to a VLAN port by the CPU according to the stored VLAN port information when the ACL receives the network broadcast flow request; the sending module directionally sends the network broadcast traffic according to the port common degree sequence; and the sending module sends the network broadcast flow according to the size of the port number of the port which does not store the port common use degree information.
9. An electronic device comprising a memory and a processor, wherein the memory stores a computer program operable on the processor, and wherein the processor implements the steps of the method of any of claims 1 to 7 when executing the computer program.
10. A computer readable storage medium having stored thereon machine executable instructions which, when invoked and executed by a processor, cause the processor to execute the method of any of claims 1 to 7.
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| CN115442259A (en) * | 2022-08-30 | 2022-12-06 | 奇安信网神信息技术(北京)股份有限公司 | System identification method and device |
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| CN110912797A (en) * | 2019-11-18 | 2020-03-24 | 新华三大数据技术有限公司 | Method and device for forwarding broadcast message |
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| CN110912797A (en) * | 2019-11-18 | 2020-03-24 | 新华三大数据技术有限公司 | Method and device for forwarding broadcast message |
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| CN115442259A (en) * | 2022-08-30 | 2022-12-06 | 奇安信网神信息技术(北京)股份有限公司 | System identification method and device |
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