CN103944776B - A kind of method and apparatus from central link polymerization - Google Patents
A kind of method and apparatus from central link polymerization Download PDFInfo
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- CN103944776B CN103944776B CN201410116420.6A CN201410116420A CN103944776B CN 103944776 B CN103944776 B CN 103944776B CN 201410116420 A CN201410116420 A CN 201410116420A CN 103944776 B CN103944776 B CN 103944776B
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Abstract
One embodiment of the invention provides a kind of processing method from central link polymerization, and methods described includes：This equipment presets two aggregation groups, consults to form dynamic aggregation group according to the polymerization group # both sides of local terminal and opposite end；It is any when choosing the state of port to be changed into closing Down when in the dynamic aggregation group, the Peer-Port of the port in the dynamic aggregation group is arranged to Down states immediately.
Description
Technical field
The present invention relates to communication technical field, more particularly to a kind of method and apparatus from central link polymerization.
Background technology
In many applications, traffic statistics, flow identification or traffic monitoring are critically important business.Fig. 1 is referred to, is being schemed
Shown in 1 from ring environment, the flow of Port1, Port3 and Port5 outgoing direction of equipment is introduced between independent by client
In server, after server the work such as is counted, identified and monitored by the application software being pre-loaded with to flow, then pass through
Server backs into flow in Port2, Port4 and Port6 of equipment respectively.
The scene requirement accomplishes dynamic load sharing to the flow of outgoing direction, while in link failure so that flow can
Rapidly from the link switching of failure to normal link.If for example, Port2 where link break down, cause Port1 and
Flow is obstructed between Port2, then the flow on Port1 should be switched on Port3 or Port5 at once.
In the prior art, the static polymerization to port and and DLDP are passed through（device link detection
Protocol, equipment connecting detection agreement）The mode that technology is combined, to realize load balancing.In this scenario, Port1,
Port3 and Port5 forms a static polymerization group, and Port2, Port4 and Port6 form another static polymerization group.Port1 and
DLDP is enabled on Port2 respectively, and when DLDP detects one way link, automatic close port.Same method is also employed in
On Port3 and Port4, and Port5 and Port6.Under such configuration, static polymerization can be shared with proof load, and DLDP can
To ensure the timely switching of the detection of link failure and flow.But the program needs static polymerization and DLDP to be used cooperatively,
Configure relative complex；And the characteristics of due to DLDP technologies itself, the time for occurring to flow switch needing the several seconds from failure.
The content of the invention
The present invention proposes a kind of processing method from central link polymerization, and methods described includes：
This equipment presets two aggregation groups, consults to form dynamic aggregation according to the polymerization group # both sides of local terminal and opposite end
Group；
It is any when choosing the state of port to be changed into closing Down when in the dynamic aggregation group, the dynamic is gathered immediately
The Peer-Port of the port is arranged to Down states in charge-coupled.
Preferably, the polymerization group # both sides according to both ends consult to form dynamic aggregation group and included：
Local terminal receives the notification packet from opposite end, and the polymerization of opposite end is determined according to the information carried in the notification packet
Group #；
Reference port is selected in the less one end of polymerization group # and chooses other member ports, is formed with Peer Negotiation dynamic
State aggregation group.
Preferably, the polymerization group # both sides according to both ends consult to form dynamic aggregation group and included：
Local terminal receives the notification packet from opposite end, polymerize group # according to the opposite end of configuration and local terminal aggregation group is compiled
Number, select reference port in the less one end of polymerization group # and choose other member ports, it is poly- to form dynamic with Peer Negotiation
It is charge-coupled.
Preferably, the notification packet includes the unique information for marking and identifying this equipment identities from ring, described
Method also includes：
When carrying is described certainly in the notification packet from opposite end that any member port receives in the dynamic aggregation group
Ring identifies, and the unique information is different from local terminal, then report an error processing；
It is described when not carried in the notification packet from opposite end that any member port receives in the dynamic aggregation group
Identified from ring, and the unique information is identical with local device, then report an error processing.
Preferably, the notification packet is Link Aggregation Control Protocol Data Unit；The unique information is to be carried in the Link Aggregation Control Protocol Data Unit
SystemID.
The application also proposed a kind of processing unit from central link polymerization, it is characterised in that described device includes：
Aggregation module, for presetting two aggregation groups for this equipment, assisted according to the polymerization group # both sides of local terminal and opposite end
Business forms dynamic aggregation group；
Setup module, it is any when choosing the state of port to be changed into Down for when in the dynamic aggregation group, immediately by institute
The Peer-Port for stating the port in dynamic aggregation group is arranged to Down states.
Preferably, the aggregation module is specifically used for：
The notification packet from opposite end is received, the aggregation group for determining opposite end according to the information carried in the notification packet is compiled
Number；Reference port is selected in the less one end of polymerization group # and chooses other member ports, and it is poly- to form dynamic with Peer Negotiation
It is charge-coupled.
Preferably, the aggregation module is specifically used for：
The notification packet from opposite end is received, group # is polymerize according to the opposite end of configuration and local terminal polymerize group #,
The less one end of polymerization group # selectes reference port and chooses other member ports, and dynamic aggregation group is formed with Peer Negotiation.
Preferably, the notification packet includes the unique information for marking and identifying this equipment identities from ring, described
Device also includes：
Report an error module, for when the notification packet from opposite end that any member port receives in the dynamic aggregation group
Identified described in middle carrying from ring, and the unique information is different from local terminal, then report an error processing；It is additionally operable to when the dynamic is gathered
Identified described in not carried in the notification packet from opposite end that charge-coupled middle any member port receives from ring, and the uniqueness
Information is identical with local device, then report an error processing.
Preferably, the notification packet is Link Aggregation Control Protocol Data Unit；The unique information is to be carried in the Link Aggregation Control Protocol Data Unit
System ID；
By the present invention, can enable a device to carry out dynamic aggregation under self-ring mode, while lift link failure detection
Time delay.
Brief description of the drawings
Fig. 1 is the application scenario diagram under a kind of customer equipment self-ring mode；
Fig. 2 is the application scenario diagram under a kind of customer equipment self-ring mode that one embodiment of the invention provides；
Fig. 3 is a kind of flow chart for processing method from central link polymerization that one embodiment of the invention provides；
Fig. 4 is a kind of building-block of logic for processing unit from central link polymerization that one embodiment of the invention provides.
Embodiment
Fig. 2 is referred to, customer equipment is connected with server in Fig. 2, and the server is used for the customer flow to customer equipment
The work such as counted, identified and monitored.Now, customer equipment is self-ring mode, and the flow of the customer equipment passes through the clothes
Customer equipment is returned to after business device processing from ring again.
Embodiments herein proposes a kind of processing method from central link polymerization, referring to the drawings to each of the application
Embodiment is described in further detail.
Refer to the embodiment of Fig. 3 the application one and a kind of processing method from central link polymerization is provided, this method includes：
S301, this equipment preset two aggregation groups, are consulted to form dynamic according to the polymerization group # both sides of local terminal and opposite end
Aggregation group；
S302, when in the dynamic aggregation group, it is any when choosing the state of port to be changed into Down, the dynamic is gathered immediately
The Peer-Port of the port is arranged to Down states in charge-coupled.
First, two aggregation groups are set on the device in advance, as the local terminal and opposite end for carrying out dynamic link aggregation.
Member port in local terminal and opposite end aggregation group enables LACP agreements respectively, and sends Link Aggregation Control Protocol Data Unit, wherein LACPDU reports
A bit in literary extended field, which will be used as from ring, to be identified, the bit value 1.When local terminal with it is any in the aggregation group of opposite end
Carried in the Link Aggregation Control Protocol Data Unit that member port receives it is described from ring mark value be 1 when, then show equipment be currently operating in from
Ring mode.
When equipment is operated in self-ring mode, the local terminal and opposite end aggregation group are sent out by receiving from Peer-Port
Port id in the Link Aggregation Control Protocol Data Unit sent（Actor_Port）Determining polymerization group # where Peer-Port, and will determine
Opposite end polymerize group # compared with local terminal polymerization group #, the less one end of polymerization group # is selected, then in aggregation group
Number the directly selected reference port in less one end, and chosen according to reference port and formed with Peer Negotiation after other member ports
Dynamic aggregation group.
Certainly, also can be according to the local terminal of configuration and the numbering of opposite end aggregation group, directly in polymerization group # less one
The selected reference port in end, and chosen according to reference port and form dynamic aggregation group with Peer Negotiation after other member ports.
Specifically, in the less one end of polymerization group #, after reference port is selected, other member ends in the aggregation group
Mouth determines whether the port attribute class configuration of the port and the configuration of the second class are identical with reference port first, if it is,
In Link Aggregation Control Protocol Data Unit, the Aggregation bits in Actor_State fields（2 bits that 0 sequence starts）It is arranged to 1,
After opposite end receives Link Aggregation Control Protocol Data Unit message, according to the Aggregation bits received in message in Actor_State
Value, the Aggregation bits in corresponding Partner_State fields（2 bits that 0 sequence starts）It is arranged to 1.So
Afterwards, selected in the link of the Aggregation bit positions 1 in local terminal aggregation group in all Partner_State fields
Identical port is configured with the second class of polymerization logic interface port, the Aggregation bits in Actor_State fields
（2 bits that 0 sequence starts）1 is arranged to, these ports are exactly to choose port.Selected port in Link Aggregation Control Protocol Data Unit,
Aggregation bits in Actor_State fields（2 bits that 0 sequence starts）1 is arranged to, Partner_State
Aggregation bits in field are arranged to 1.It is sent to opposite end.Opposite end is received in Actor_State fields
After Aggregation bits are arranged to 1 message, the Aggregation ratios in the Partner_State fields of the link
Special position 1, because the Actor_State_Aggregation fields of local terminal have put 1, this port is selected ends
Mouthful.
Certainly, during specific implementation, reference port can also be selected in the larger one end of polymerization group #, and according to reference edge
Mouth is chosen and forms dynamic aggregation group with Peer Negotiation after other member ports.
So, by reference to local terminal and the polymerization group # of opposite end, so that equipment can also be carried out under self-ring mode
Dynamic aggregation forms dynamic aggregation group, ensures that each bar link in the customer equipment can realize the dynamic load sharing of flow,
The configuration of complexity need not be carried out simultaneously.
When equipment is under self-ring mode, after forming dynamic aggregation group according to the method described above, now local terminal and opposite end polymerize
When either port is changed into Down in group, the equipment determines the Peer-Port of the port according to Down port immediately, will be described dynamic
The Peer-Port of the port is arranged to Down states in state aggregation group.So, the speed of link failure detection is improved, and quickly
Complete the disposal of failure.
Wherein, following steps be can further include in the present embodiment.
It is described from ring mark when in the Link Aggregation Control Protocol Data Unit from opposite end that any member port receives in the dynamic aggregation group
It is 1 to know value, and the SystemID carried in the Link Aggregation Control Protocol Data Unit is different from this equipment, then report an error processing, and by the chain
The flow switch carried on road is on other links in dynamic aggregation group other described；The SystemID is by the LACPDU
Actor_System_Priority and Actor_System compositions, Actor_System_Priority in message refer to equipment
System priority, Actor_System are to compile generation by the MAC Address of equipment（Ginseng IEEE802.3 in detail）.
Specifically, when in the Link Aggregation Control Protocol Data Unit from opposite end that any member port receives in the dynamic aggregation group, institute
It is 1 to state from ring mark value, then further compares Actor_System_Priority and whether local terminal is identical, if it is different, directly
Connect the processing that reports an error；If identical, Actor_System is further compared；If Actor_System is different, directly report
Mistake, if Actor_System is identical, reference port is selected in the less one end of polymerization group #, and select according to reference port
In form dynamic aggregation group with Peer Negotiation after other member ports.
In the present embodiment, when the Link Aggregation Control Protocol Data Unit from opposite end that any member port receives in the dynamic aggregation group
In, described from ring mark value is not 1, and the SystemID carried in the Link Aggregation Control Protocol Data Unit is identical with local terminal, then reports an error
Processing.
By above description, the embodiment of the present application passes through with the numbering of aggregation group where link dynamic aggregation group port
It is compared to determine reference port, so as to realize dynamic aggregation under self-ring mode, simplifies configuration.
Fig. 4 is referred to, the embodiment of the application one also provides a kind of processing unit 40 from central link polymerization, as carrying originally
In the hardware structure that the network equipment of invention device 40 is related to, generally include CPU, internal memory, nonvolatile memory, I/O interface with
And other hardware.Exemplified by implemented in software, apparatus of the present invention 50 are generally understood that the computer program being carried in internal memory,
The logic device that the software and hardware formed afterwards by CPU operations is combined；The device 40 includes：
Aggregation module 41, for presetting two aggregation groups for this equipment, according to local terminal and the polymerization group # both sides of opposite end
Negotiation forms dynamic aggregation group；
Setup module 42, it is any when choosing the state of port to be changed into Down for when in the dynamic aggregation group, immediately will
The Peer-Port of the port is arranged to Down states in the dynamic aggregation group.
In the present embodiment, it is specifically used for as a kind of implementation, the aggregation module 41：
The notification packet from opposite end is received, the aggregation group for determining opposite end according to the information carried in the notification packet is compiled
Number；Reference port is selected in the less one end of polymerization group # and chooses other member ports, and it is poly- to form dynamic with Peer Negotiation
It is charge-coupled.
In the present embodiment, it is specifically used for as another implementation, the aggregation module 41：
The notification packet from opposite end is received, group # is polymerize according to the opposite end of configuration and local terminal polymerize group #,
The less one end of polymerization group # selectes reference port and chooses other member ports, and dynamic aggregation group is formed with Peer Negotiation.
In the present embodiment, the uniqueness letter for marking and identifying this equipment identities from ring is also included in the notification packet
Breath；
In the present embodiment, described device 40 also includes：
The module that reports an error 43, for when the notice report from opposite end that any member port receives in the dynamic aggregation group
Identified described in being carried in text from ring, and the unique information is different from local terminal, then report an error processing；It is additionally operable to work as the dynamic
Identified described in not carried in the notification packet from opposite end that any member port receives in aggregation group from ring, and it is described unique
Property information is identical with local device, then report an error processing.
In the present embodiment, the notification packet is Link Aggregation Control Protocol Data Unit；The unique information is the Link Aggregation Control Protocol Data Unit
The SystemID of middle carrying.
By the description of above example, the module that skilled person is appreciated that in embodiment in device can merge
For a module, multiple submodule can also be further split into.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
God any modification, equivalent substitution and improvements done etc., should be included within the scope of protection of the invention with principle.
Claims (10)
1. a kind of processing method from central link polymerization, it is characterised in that methods described includes：
This equipment in the case where being operated in self-ring mode presets two aggregation groups, is used as the local terminal that carries out dynamic link aggregation and right
End；
Consult to form dynamic aggregation group according to the polymerization group # both sides of the local terminal and the opposite end；
It is any when choosing the state of port to be changed into closing Down when in the dynamic aggregation group, immediately by the dynamic aggregation group
In the Peer-Port of the port be arranged to Down states.
2. the method as described in claim 1, it is characterised in that described according to the local terminal and the polymerization group # of the opposite end
Both sides, which consult to form dynamic aggregation group, to be included：
Local terminal receives the notification packet from opposite end, and the aggregation group for determining opposite end according to the information carried in the notification packet is compiled
Number；
Reference port is selected in the less one end of polymerization group # and chooses other member ports, and it is poly- to form dynamic with Peer Negotiation
It is charge-coupled.
3. the method as described in claim 1, it is characterised in that described according to the local terminal and the polymerization group # of the opposite end
Both sides, which consult to form dynamic aggregation group, to be included：
Local terminal receives the notification packet from opposite end, polymerize group # according to the opposite end of configuration and local terminal polymerize group #,
The less one end of polymerization group # selectes reference port and chooses other member ports, and dynamic aggregation group is formed with Peer Negotiation.
4. method as claimed in claim 2 or claim 3, it is characterised in that the notification packet includes marking and identifying from ring
The unique information of this equipment identities, methods described also include：
It is described from ring mark when being carried in the notification packet from opposite end that any member port receives in the dynamic aggregation group
Know, and the unique information is different from local terminal, then report an error processing；
It is described from ring when not carried in the notification packet from opposite end that any member port receives in the dynamic aggregation group
Mark, and the unique information is identical with local device, then report an error processing.
5. method as claimed in claim 4, it is characterised in that the notification packet is link aggregate control protocol data cell
Link Aggregation Control Protocol Data Unit；The unique information is the system System ID carried in the Link Aggregation Control Protocol Data Unit.
6. a kind of processing unit from central link polymerization, it is characterised in that described device includes：
Aggregation module, for presetting two aggregation groups for this equipment being operated under self-ring mode, gather as dynamic link is carried out
The local terminal of conjunction and opposite end；Consult to form dynamic aggregation group according to the polymerization group # both sides of the local terminal and the opposite end；
Setup module, it is any when choosing the state of port to be changed into Down for when in the dynamic aggregation group, immediately will be described dynamic
The Peer-Port of the port is arranged to Down states in state aggregation group.
7. device as claimed in claim 6, it is characterised in that the aggregation module is specifically used for：
The notification packet from opposite end is received, the polymerization group # of opposite end is determined according to the information carried in the notification packet；
Reference port is selected in the less one end of polymerization group # and chooses other member ports, and dynamic aggregation is formed with Peer Negotiation
Group.
8. device as claimed in claim 6, it is characterised in that the aggregation module is specifically used for：
The notification packet from opposite end is received, group # is polymerize according to the opposite end of configuration and local terminal polymerize group #, is being polymerize
The less one end of group # selectes reference port and chooses other member ports, and dynamic aggregation group is formed with Peer Negotiation.
9. device as claimed in claim 7 or 8, it is characterised in that also include marking and marking from ring in the notification packet
Know the unique information of this equipment identities, described device also includes：
Report an error module, for being taken when in the notification packet from opposite end that any member port receives in the dynamic aggregation group
Band is described to be identified from ring, and the unique information is different from local terminal, then report an error processing；It is additionally operable to work as the dynamic aggregation group
Identified described in not carried in the notification packet from opposite end that middle any member port receives from ring, and the unique information
Identical with local device, then report an error processing.
10. device as claimed in claim 9, it is characterised in that the notification packet is Link Aggregation Control Protocol Data Unit；The uniqueness letter
The System ID for ceasing to carry in the Link Aggregation Control Protocol Data Unit.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410116420.6A CN103944776B (en) | 2014-03-26 | 2014-03-26 | A kind of method and apparatus from central link polymerization |
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| CN201410116420.6A CN103944776B (en) | 2014-03-26 | 2014-03-26 | A kind of method and apparatus from central link polymerization |
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| CN103944776A CN103944776A (en) | 2014-07-23 |
| CN103944776B true CN103944776B (en) | 2017-12-08 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104468203A (en) * | 2014-11-26 | 2015-03-25 | 上海斐讯数据通信技术有限公司 | Allocating method of fault switching of ports in switch aggregation group |
| CN110602022A (en) * | 2018-06-12 | 2019-12-20 | 中兴通讯股份有限公司 | Access authentication method of port, terminal and storage medium |
| CN116366536A (en) * | 2019-02-18 | 2023-06-30 | 中兴通讯股份有限公司 | Link aggregation port switching method, network equipment and computer storage medium |
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| CN101355511A (en) * | 2008-09-17 | 2009-01-28 | 杭州华三通信技术有限公司 | Method and apparatus for protecting chain polymerization traffic |
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| CN102271063A (en) * | 2011-07-22 | 2011-12-07 | 中兴通讯股份有限公司 | Self loop detecting method and system |
| CN102404143A (en) * | 2011-11-17 | 2012-04-04 | 华为技术有限公司 | Method for processing port failures based on LACP and LACP terminal |
| CN102447621A (en) * | 2011-11-14 | 2012-05-09 | 杭州华三通信技术有限公司 | Optimal link selecting method and equipment |
| CN103401707A (en) * | 2013-07-26 | 2013-11-20 | 杭州华三通信技术有限公司 | Link aggregation method and access equipment |
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| CN101355511A (en) * | 2008-09-17 | 2009-01-28 | 杭州华三通信技术有限公司 | Method and apparatus for protecting chain polymerization traffic |
| CN101420332A (en) * | 2008-12-12 | 2009-04-29 | 杭州华三通信技术有限公司 | Notifying method and network device for member terminal port configuring condition |
| CN102271063A (en) * | 2011-07-22 | 2011-12-07 | 中兴通讯股份有限公司 | Self loop detecting method and system |
| CN102447621A (en) * | 2011-11-14 | 2012-05-09 | 杭州华三通信技术有限公司 | Optimal link selecting method and equipment |
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