CN107566267A - A kind of message forwarding method and device based on aggregated links - Google Patents
A kind of message forwarding method and device based on aggregated links Download PDFInfo
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- CN107566267A CN107566267A CN201610514884.1A CN201610514884A CN107566267A CN 107566267 A CN107566267 A CN 107566267A CN 201610514884 A CN201610514884 A CN 201610514884A CN 107566267 A CN107566267 A CN 107566267A
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Abstract
The invention provides a kind of message forwarding method and device applied to link aggregation field, wherein, this method includes：Message is received, wherein, the message carries the characteristic information of message；In the case where the message also carries and forwards port information corresponding to characteristic information, port is forwarded to forward the message according to corresponding to this feature information；Or do not carried in the case that this feature information correspondingly forwards port information in the message, inquire about corresponding with this feature information forwarding port information from the rule list pre-set；When inquiring forwarding port information corresponding to this feature information, the message is forwarded according to port corresponding to this feature information.The present invention solves the problems, such as to E-Packet by way of load balancing in correlation technique and causes important message dropping, realize and allow specific message to be forwarded by the particular port of aggregated links, other messages are forwarded still according to normal load balancing mode, so as to ensure that important message is reliably and effectively forwarded well.
Description
Technical field
Present document relates to but be not limited to the communications field, more particularly to a kind of message forwarding method and device based on aggregated links.
Background technology
Link aggregation (link aggregation), follows IEEE 802.3AD link aggregation protocols.Fig. 1 is according to correlation
The aggregated links schematic diagram of technology, as shown in figure 1, by link aggregation mechanism can several port bindings together,
A port in logic is formed, realizes the purpose of increase bandwidth, and the load balancing of flow can be realized.
Prior art mainly carries out the determination of message forwarding port using hash algorithm, to realize the load balancing of flow.One
A little patents statistical information according to forwarding data flow on this basis, weighted value is set for message forwarding information, each to determine
The forwarding port of message, so as to realize more accurate load balancing.
But in following scene, for example, two class messages, A classes message and B class messages, A class messages in equipment 1 be present
Flow it is very big, the priority of message is also very high, but is not critically important for the system, it is allowed to part packet loss,
Critically important for the system and although B class message priority is not high, do not allow packet loss.In such cases, such as
When the aggregation port of fruit A classes message and B classes message simultaneously Jing Guo equipment 1 enters equipment 2, due to the processing energy of equipment 2
Power is limited, can not handle all A classes messages and B class messages simultaneously, then can carry out indifference to A classes message and B classes
Packet loss, and then cause the generation of other a series of problems.
The problem of causing important message dropping for being E-Packeted in correlation technique by way of load balancing, prior art
Not yet propose solution.
The content of the invention
The present invention provides a kind of message forwarding method and device based on aggregated links, solves and passes through load in correlation technique
The mode shared E-Packets the problem of causing important message dropping.
The present invention realizes above-mentioned purpose using following technical scheme：
A kind of message forwarding method applied to link aggregation field, including following processing step：
Message is received, wherein, the message carries the characteristic information of message；
In the case where the message also carries and forwards port information corresponding to the characteristic information, believed according to the feature
Forwarding port forwards the message corresponding to breath；Or
In the case where the message does not carry and forwards port information corresponding to the characteristic information, from the rule pre-set
Forwarding port information corresponding to the characteristic information is then inquired about in table；When inquiring port is forwarded corresponding to the characteristic information
During information, port is forwarded to forward the message according to corresponding to the characteristic information.
Further, it is described in the case where the message also carries and forwards port information corresponding to the characteristic information
Message forwarding method also includes, and when the forwarding port is unique, port forwarding is forwarded according to corresponding to the characteristic information
The message；When the forwarding port is not unique, a forwarding end is selected from the forwarding port according to hash algorithm
Mouth forwards the message.
Preferably, the message forwarding method is additionally included in the message and also carries forwarding end corresponding to the characteristic information
In the case that message ceases, characteristic information forwarding port information corresponding with the characteristic information be recorded into the rule
In table.
Further, the message forwarding method, which is additionally included in, does not inquire forwarding port letter corresponding to the characteristic information
In the case of breath, the message is forwarded according to hash algorithm.
Preferably, the message forwarding method is additionally included in the forwarding speed that the forwarding port is carried in the rule list
In the case of information, port is forwarded to forward the message with the forwarding speed according to corresponding to the characteristic information.
Further, the characteristic information in the message forwarding method be the source Mac addresses of message, purpose Mac addresses,
Virtual LAN VLAN id, service quality QoS information.
The invention also discloses a kind of apparatus for forwarding message applied to link aggregation field, including：
Receiving module, for receiving message, the message carries the characteristic information of message；
Enquiry module, in the case of not carrying in the message and forwarding port information corresponding to the characteristic information,
Inquired about from the rule list pre-set and forward port information corresponding to the characteristic information；
First forwarding module, the situation of port information is forwarded corresponding to the characteristic information for also being carried in the message
Under, forward port to forward the message according to corresponding to the characteristic information；Or do not carried in the message described
In the case of forwarding port information corresponding to characteristic information, according to the institute for inquiring about to obtain from the rule list pre-set
State forwarding port corresponding to characteristic information and forward the message.
Further, first forwarding module, it is additionally operable to when forwarding port unique corresponding to the characteristic information, root
Port is forwarded to forward the message according to corresponding to the characteristic information；Forwarding port not unique corresponding to the characteristic information
When, a forwarding port is selected from the forwarding port according to hash algorithm and forwards the message.
Preferably, first forwarding module is additionally operable to carry the forwarding speed of the forwarding port in the rule list
In the case of information, forwarded according to port is forwarded corresponding to the characteristic information with described described in the forwarding speed forwarding of port
Message.
Further, the apparatus for forwarding message also includes maintenance module, for also carrying the feature in the message
In the case that information correspondingly forwards port information, port information is forwarded by the characteristic information is corresponding with the characteristic information
It recorded in the rule list.
Further, the apparatus for forwarding message also includes the second forwarding module, for not inquiring the feature letter
In the case of forwarding port information corresponding to breath, the message is forwarded according to hash algorithm.
The embodiment of the present invention, by carrying out feature information extraction to message and specifying specific message to walk particular port, solve
E-Packeted the problem of causing important message dropping in correlation technique by way of load balancing, realizes specific message
Being forwarded by the particular port of aggregated links, other messages are forwarded still according to normal load balancing, from
And it ensure that important message is reliably and effectively forwarded well.
Brief description of the drawings
Fig. 1 is the aggregated links schematic diagram according to correlation technique；
Fig. 2 is a kind of message forwarding process figure of aggregated links provided in an embodiment of the present invention；
Fig. 3 is a kind of apparatus for forwarding message block diagram one of aggregated links provided in an embodiment of the present invention；
Fig. 4 is a kind of apparatus for forwarding message block diagram two of aggregated links provided in an embodiment of the present invention；
Fig. 5 is a kind of apparatus for forwarding message block diagram three of aggregated links provided in an embodiment of the present invention；
Fig. 6 is a kind of method flow diagram that message forwarding port is specified in link polymerization terminal port provided in an embodiment of the present invention；
Fig. 7 is a kind of device block diagram one that message forwarding port is specified in link polymerization terminal port provided in an embodiment of the present invention；
Fig. 8 is a kind of device block diagram two that message forwarding port is specified in link polymerization terminal port provided in an embodiment of the present invention.
Embodiment
Below by drawings and examples, technical scheme is described in further detail.
, can be by specific message the embodiments of the invention provide a kind of message forwarding method applied to link aggregation field
From the particular port forwarding in aggregated links, and other messages then carry out message forwarding according to the hash algorithm of equipment acquiescence.
Fig. 2 is a kind of message forwarding process figure of aggregated links according to embodiments of the present invention, as shown in Fig. 2 the message forwards
Method includes following processing step：
Step S202, message is received, wherein, the message carries the characteristic information of message；
Step S204, in the case where the message also carries and forwards port information corresponding to this feature information, according to the spy
Forwarding port forwards the message corresponding to reference breath；Or
Step S206, do not carried in the case that this feature information correspondingly forwards port information in the message, from pre-setting
Rule list in inquiry it is corresponding with this feature information forward port information；When inquiring end is forwarded corresponding to this feature information
When message ceases, the message is forwarded according to port corresponding to this feature information.
Preferably, the message forwarding method, which is additionally included in the message and also carries this feature information, correspondingly forwards port information
In the case of, this feature information forwarding port information corresponding with this feature information recorded in rule list.
Port is forwarded according to corresponding to the characteristic information and characteristic information of message, rule list is opened in plant maintenance one, the rule list
The characteristic information for the message to be matched and its corresponding forwarding port relation are described；Have need to illustrate herein at 2 points：First,
System can judge the legitimacy to send instructions under user, such as whether field is legal, whether port belongs to aggregation port etc., such as
Fruit is illegal, then can remind user that input is illegal；Second, the message field (MFLD) includes but is not limited to source mac addresses (source
Mac, abbreviation smac), purpose mac addresses (destination mac, abbreviation dmac), the information such as vlan id.
In a preferred embodiment, in the case where the message also carries and forwards port information corresponding to characteristic information,
When the forwarding port is unique, port is forwarded to forward the message according to corresponding to this feature information；In the forwarding port not only
For the moment, a forwarding port is selected from the forwarding port according to hash algorithm and forwards the message.
Further, the message forwarding method, which is additionally included in not inquire, corresponding with this feature information forwards port information
In the case of, the message is forwarded according to hash algorithm.
If user does not input any instruction, rule list acquiescence is an empty table, and now message passes through aggregation port
Directly it can be E-Packeted when forwarding using the load balancing mode of system default.
When message is forwarded by aggregation port, equipment can extract required message field (MFLD), then according to these fields
Search whether to match into the rule list.Forwarded if finding from corresponding port, otherwise according to hash algorithm knot
Fruit carries out load balancing.It should be noted that network communication equipment has a variety of load balancing modes, every kind of load balancing
Mode has corresponding hash algorithm.
Preferably, in the case of the forwarding speed information that the forwarding port is carried in the rule list, believe according to this feature
Breath corresponding to forwarding port the message is forwarded with the forwarding speed of the forwarding port, so as to so that important message with very fast
Speed forwarding.
Present invention also offers a kind of apparatus for forwarding message applied to link aggregation field, Fig. 3 is to be implemented according to the present invention
A kind of apparatus for forwarding message block diagram one of aggregated links of example, as shown in figure 3, including：
Receiving module 32, for receiving message, the message carries the characteristic information of message；
Enquiry module 34, in the case of not carrying in message and forwarding port information corresponding to characteristic information, from advance
Forwarding port information corresponding to this feature information is inquired about in the rule list of setting；
First forwarding module 36, for also being carried in the case that this feature information correspondingly forwards port information in message, root
Port is forwarded to forward the message according to corresponding to this feature information；Or do not carry in message and turn corresponding to this feature information
In the case of sending out port information, end is forwarded according to corresponding to the characteristic information for inquiring about to obtain from the rule list pre-set
Mouth E-Packets.
Further, first forwarding module 36, it is additionally operable to when the forwarding port is unique, it is corresponding according to this feature information
Forwarding port forward the message；When the forwarding port is not unique, one is selected from the forwarding port according to hash algorithm
Individual forwarding port forwards the message.
Preferably, first forwarding module 36 is additionally operable to carry the forwarding speed information of forwarding port in the rule list
In the case of, the message is forwarded with the forwarding speed of the forwarding port according to forwarding port corresponding to this feature information.
Fig. 4 is the apparatus for forwarding message block diagram two according to a kind of aggregated links of the preferred embodiment of the present invention, as shown in figure 4,
The apparatus for forwarding message also includes maintenance module 42, and port information is forwarded corresponding to characteristic information for also being carried in message
In the case of, this feature information forwarding port information corresponding with characteristic information recorded in rule list.
Fig. 5 is the apparatus for forwarding message block diagram three according to a kind of aggregated links of the preferred embodiment of the present invention, as shown in figure 5,
The apparatus for forwarding message also includes the second forwarding module 52, for corresponding with this feature information forwarding end not inquiring
In the case that message ceases, the message is forwarded according to hash algorithm.
Compared with prior art, the present invention can allow specific message to be forwarded by the particular port of aggregated links, its
Its message is forwarded still according to normal load balancing, so as to which the message for ensureing important is reliably and effectively forwarded.
Embodiment one
Fig. 6 is a kind of method flow diagram for specifying message to forward port in link polymerization terminal port according to the embodiment of the present invention,
As shown in fig. 6, this method includes：
Step S602, user configuration instruction is obtained, such as user inputs following several configuration-directs：
Link-aggregation smac=00:12:34:56:11:22vlanid=3port=2；
Link-aggregation dmac=00:34:33:44:55:66vlanid=2port=3；
Link-aggregation vlanid=10port=1,2；
The implication of above-mentioned three orders is described as follows：
First command is, when the source smac of the message by aggregation port is 00:12:34:56:11:22 and vlan id
During equal to 3, the message is forwarded from No. 2 ports；
Second command is, when the purpose dmac of the message by aggregation port is 00:34:33:44:55:66 and vlan
When id is equal to 2, the message is forwarded from from No. 3 ports；
Article 3 order is that when by the vlanid=10 of the message of aggregation port, the message can be from 1 mouthful of port and 2
A port forwarding is selected in mouth port.
Step S604, equipment judges that the instruction is legal when obtaining and instructing, then by the feature of this three instructions
In forwarding port information write-in rule list corresponding to information and characteristic information, as shown in Table 1.
The rule list of table one：
Step S606, when the message in system passes through aggregation port, entry that first can successively in poll search rule table,
When matching some entry, then the port according to corresponding to the entry is forwarded；If being not matched to any entry,
Load balancing is then carried out according to hash algorithm.
If for example, the dmac of a message is 00:34:33:44:55:66, vlan id are 2, and message instruction carries
There is the characteristic information of message, but do not carry forwarding port corresponding to this feature information, the letter that now search rule token carries
Breath, forwarding port-for-port 3 corresponding to the message characteristic is found, then carry out message forwarding according to the information of rule list record；
And if the vlan=10 of a message, the instruction carries the characteristic information of message, but does not carry this feature information
Corresponding forwarding port, the information that now search rule token carries, finding the forwarding port of message characteristic matching has two,
Then the final forwarding port of message is further determined that according to hash algorithm, carries out the forwarding of message；
In the case of other, if a message is both without the forwarding port for carrying message characteristic information, rule list also no
The forwarding port matched somebody with somebody, then carry out message forwarding according to hash algorithm.
Embodiment two
Fig. 7 is the device block diagram one that message forwarding port is specified in link polymerization terminal port according to embodiments of the present invention, including：
Acquisition module 72, it is arranged to obtain user configuration instruction, and judges the legitimacy for the instruction that user issues, if not
It is legal, remind user to re-enter.
Maintenance module 74, it is arranged to be safeguarded according to the instruction that user inputs and updates rule list.
Processing module 76, it is arranged to carrying out forward process by the message of aggregation port, Fig. 8 carries for the embodiment of the present invention
What is supplied specifies the device block diagram two of message forwarding port in link polymerization terminal port, and the processing module 76 includes following son
Module：
Analyzing sub-module 82, is arranged to analytic message, and required each field is extracted from message.
Submodule 84 is inquired about, is arranged to the Field Inquiry rule list parsed according to analyzing sub-module 82.
First forwarding submodule 86, it is arranged to match the entry that meets with message from rule list in inquiry submodule 84
When, message forwarding is carried out according to corresponding port in rule list.
Second forwarding submodule 88, is arranged to not match from rule list in inquiry submodule 84 and any meets with message
Entry when, according to hash algorithm carry out message forwarding.
Wherein, the function of acquisition module 72 corresponds to the function of receiving module 32, and the function of maintenance module 74 corresponds to dimension
The function of module 42 is protected, the function of processing module 76 corresponds to enquiry module 34, the first forwarding module 36 and the second forwarding
The function of module 52.
Presently preferred embodiments of the present invention is the foregoing is only, is not intended to limit the invention, it is all in the spiritual and former of the present invention
Any modification, equivalent substitution and improvements done within then etc., should be included within the scope of protection of the invention.
Claims (11)
- A kind of 1. message forwarding method, applied to link aggregation field, it is characterised in that including step：Message is received, wherein, the message carries the characteristic information of message；In the case where the message also carries and forwards port information corresponding to the characteristic information, believed according to the feature Forwarding port forwards the message corresponding to breath；OrIn the case where the message does not carry and forwards port information corresponding to the characteristic information, from the rule pre-set Forwarding port information corresponding to the characteristic information is then inquired about in table；Forwarded when inquiring corresponding to the characteristic information During port information, port is forwarded to forward the message according to corresponding to the characteristic information.
- 2. message forwarding method as claimed in claim 1, it is characterised in that also carry the characteristic information in the message In the case of corresponding forwarding port information, methods described also includes：When forwarding port unique corresponding to the characteristic information, forwarded according to corresponding to the characteristic information described in the forwarding of port Message；When forwarding port not unique corresponding to the characteristic information, selected according to hash algorithm from the forwarding port Fixed forwarding port forwards the message.
- 3. message forwarding method as claimed in claim 1 or 2, it is characterised in that also carry the feature in the message In the case that information correspondingly forwards port information, methods described also includes：Characteristic information forwarding port information corresponding with the characteristic information recorded in the rule list.
- 4. message forwarding method as claimed in claim 1, it is characterised in that methods described also includes：In the case where not inquiring forwarding port information corresponding to the characteristic information, the report is forwarded according to hash algorithm Text.
- 5. message forwarding method as claimed in claim 3, it is characterised in that the forwarding end is carried in the rule list In the case of the forwarding speed information of mouth, port is forwarded to forward the message to include according to corresponding to the characteristic information：Port is forwarded to forward the message with the forwarding speed according to corresponding to the characteristic information.
- 6. the message forwarding method as described in claim 4 or 5, it is characterised in that the characteristic information is the source Mac of message Address, purpose Mac addresses, virtual LAN VLAN id, service quality QoS information.
- A kind of 7. apparatus for forwarding message, applied to link aggregation field, it is characterised in that including：Receiving module, for receiving message, the message carries the characteristic information of message；Enquiry module, in the case of not carrying in the message and forwarding port information corresponding to the characteristic information, from Forwarding port information corresponding to the characteristic information is inquired about in the rule list pre-set；First forwarding module, the situation of port information is forwarded corresponding to the characteristic information for also being carried in the message Under, forward port to forward the message according to corresponding to the characteristic information；Or do not carried in the message In the case of stating forwarding port information corresponding to characteristic information, obtained according to being inquired about from the rule list pre-set The characteristic information corresponding to forwarding port forward the message.
- 8. apparatus for forwarding message as claimed in claim 7, it is characterised in that first forwarding module, be additionally operable to described When forwarding port is unique corresponding to characteristic information, port is forwarded to forward the message according to corresponding to the characteristic information；When forwarding port not unique corresponding to the characteristic information, one is selected from the forwarding port according to hash algorithm Port is forwarded to forward the message.
- 9. apparatus for forwarding message as claimed in claim 7 or 8, it is characterised in that described device also includes：Maintenance module, will in the case of also carrying in the message and forwarding port information corresponding to the characteristic information Characteristic information forwarding port information corresponding with the characteristic information recorded in the rule list.
- 10. apparatus for forwarding message as claimed in claim 7, it is characterised in that described device also includes：Second forwarding module, for do not inquire corresponding to the characteristic information forward port information in the case of, root The message is forwarded according to hash algorithm.
- 11. apparatus for forwarding message as claimed in claim 9, it is characterised in that first forwarding module, be additionally operable in institute It is corresponding according to the characteristic information in the case of stating the forwarding speed information that the forwarding port is carried in rule list Forwarding port the message is forwarded with the forwarding speed.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610514884.1A CN107566267A (en) | 2016-06-30 | 2016-06-30 | A kind of message forwarding method and device based on aggregated links |
| PCT/CN2017/086192 WO2018001020A1 (en) | 2016-06-30 | 2017-05-26 | Aggregated link based message forwarding method and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610514884.1A CN107566267A (en) | 2016-06-30 | 2016-06-30 | A kind of message forwarding method and device based on aggregated links |
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| CN201610514884.1A Pending CN107566267A (en) | 2016-06-30 | 2016-06-30 | A kind of message forwarding method and device based on aggregated links |
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| WO (1) | WO2018001020A1 (en) |
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| CN109286686A (en) * | 2018-11-23 | 2019-01-29 | 盛科网络（苏州）有限公司 | Load-balancing method based on polling mechanism |
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| US11882030B1 (en) | 2022-09-14 | 2024-01-23 | Realtek Semiconductor Corporation | Network packet transmission device and network packet transmission method thereof |
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| CN114006866B (en) * | 2021-10-09 | 2023-08-18 | 苏州浪潮智能科技有限公司 | Message forwarding method, system, equipment and medium |
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| WO2018001020A1 (en) | 2018-01-04 |
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Application publication date: 20180109 |
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