CN103581021B - The method and apparatus of business detection under software defined network - Google Patents
The method and apparatus of business detection under software defined network Download PDFInfo
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- CN103581021B CN103581021B CN201310503910.7A CN201310503910A CN103581021B CN 103581021 B CN103581021 B CN 103581021B CN 201310503910 A CN201310503910 A CN 201310503910A CN 103581021 B CN103581021 B CN 103581021B
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Abstract
Embodiments provide the method and apparatus of business detection under a kind of software defined network, the method includes: receive the BFD amplifying message that the first main frame sends, and described BFD amplifying message includes the service feature information of the Business Stream that these BFD amplifying message needs detect；Determine that described BFD amplifying message includes described service feature information, and perform instruction, described instruction includes: carry out flow stream searching to determine the first list item of the first-class table corresponding with described service feature information according to the described service feature information in described BFD amplifying message, according to the first list item of described first-class table, forward described BFD amplifying message to the second main frame.The embodiment of the present invention is by carrying the service feature information that this BFD amplifying message needs the Business Stream of detection in BFD amplifying message, and forward this BFD amplifying message according to the list item mated with this service feature information in stream table, make BFD amplifying message can path same with Business Stream, and then it is connective to make BFD amplifying message can effectively detect business.
Description
Technical field
The present embodiments relate to the communications field, and more particularly, under a kind of software defined network
The method and apparatus of business detection.
Background technology
Software defined network (Software Defined Network, SDN) is new generation network framework,
Its core concept is the data surface transmitted by the network equipment and chain of command decoupling, and chain of command is managed concentratedly,
And by the control difference of open flows (OpenFlow, OF) standard agreement shielding data surface special hardware.
At the chain of command of centralized management, the path transmission to the whole network can be realized by the global view of network
Management.
Message in SDN is sent out based on circulation, each open virtual switch (Open Virtual
Switch, OVS) there is a stream table, carry out lookup and the forwarding of message.Switch can pass through OF
Agreement is connected to the controller (Controller) of outside, controller complete path transmission control.
Enter when using two-way converting detection (Bidirectional Forwarding Detection, BFD) message
During row teleservice detection of connectivity, controller also can carry out path planning will be for BFD message
The path stream table of this BFD message is sent to OVS.Owing to BFD message and service message may belong to not
Cocurrent flow, it would be possible to the forward-path causing BFD message and service message is inconsistent.Now BFD message
The quality of path connectivity can not illustrate the quality of service message path connectivity, thus causes this business even
The result of general character detection is unreliable.
Summary of the invention
Embodiments provide the method and apparatus of business detection under a kind of software defined network, it is possible to
Solve the problem in BFD message path different with service message under SDN.
First aspect, it is provided that a kind of method of business detection under software defined network, the method includes:
Receiving the two-way converting detection BFD amplifying message that the first main frame sends, described BFD amplifying message includes
Described BFD amplifying message needs the service feature information of the Business Stream of detection；Determine that described BFD extends
Message includes described service feature information, and performs instruction, and described instruction includes: expand according to described BFD
It is corresponding with described service feature information to determine that described service feature information in exhibition message carries out flow stream searching
The first list item of first-class table, according to the first list item of described first-class table, forward institute to the second main frame
State BFD amplifying message.
In conjunction with first aspect, in the implementation that the first is possible, described BFD amplifying message includes mark
Character learning section, described identification field is used for indicating described BFD amplifying message to include described service feature information.
In conjunction with the first possible implementation of first aspect or first aspect, possible at the second
In implementation, described service feature information includes: the address of described first main frame, described first main frame
Port numbers, the address of described second main frame, the port numbers of described second main frame and protocol number, or,
Described service feature information includes: the address of described second main frame, the port numbers of described second main frame and association
View number.
Second aspect, it is provided that a kind of method of business detection under software defined network, the method includes:
First main frame generates two-way converting detection BFD amplifying message, and described BFD amplifying message includes described BFD
Amplifying message needs the service feature information of the Business Stream of detection；Described BFD is extended by described first main frame
Message sends to switching equipment, in order to described switching equipment is according to the described industry in described BFD amplifying message
Described BFD amplifying message is forwarded to the second main frame by business characteristic information.
In conjunction with second aspect, in the implementation that the first is possible, described BFD amplifying message includes mark
Character learning section, described identification field is used for indicating described BFD amplifying message to include described service feature information.
In conjunction with the first possible implementation of second aspect or second aspect, possible at the second
In implementation, described service feature information includes: the address of described first main frame, described first main frame
Port numbers, the address of described second main frame, the port numbers of described second main frame and protocol number, or,
Described service feature information includes: the address of described second main frame, the port numbers of described second main frame and association
View number.
The third aspect, it is provided that a kind of method of business detection under software defined network, the method includes:
Second main frame receives the two-way converting detection BFD amplifying message that switching equipment forwards, and described BFD extends
Message includes the service feature information of the Business Stream that described BFD amplifying message needs detect；At described BFD
When identification field in amplifying message indicates described BFD amplifying message to include described service feature information, institute
State the second main frame and carry out described BFD amplifying message according to the detection information in described BFD amplifying message
Process, the detection information in described BFD amplifying message be in described BFD amplifying message except described industry
Other information beyond business characteristic information.
In conjunction with the third aspect, in the implementation that the first is possible, described in carry out described BFD extension report
The process of literary composition, including: described second main frame abandons or ignores described service feature information.
Fourth aspect, it is provided that a kind of switching equipment, this switching equipment includes: receives unit, is used for connecing
Receiving the two-way converting detection BFD amplifying message that the first main frame sends, described BFD amplifying message includes institute
State the service feature information that BFD amplifying message needs the Business Stream of detection；Processing unit, is used for determining institute
Stating BFD amplifying message include described service feature information and perform instruction, described instruction includes: according to institute
The described service feature information in BFD amplifying message of stating carries out flow stream searching to determine and described service feature
First list item of the first-class table that information is corresponding, according to the first list item of described first-class table, main to second
Machine forwards described BFD amplifying message.
In conjunction with fourth aspect, in the implementation that the first is possible, described BFD amplifying message includes mark
Character learning section, described identification field is used for indicating described BFD amplifying message to include described service feature information.
In conjunction with the first possible implementation of fourth aspect or fourth aspect, possible at the second
In implementation, described service feature information includes: the address of described first main frame, described first main frame
Port numbers, the address of described second main frame, the port numbers of described second main frame and protocol number, or,
Described service feature information includes: the address of described second main frame, the port numbers of described second main frame and association
View number.
5th aspect, it is provided that the main frame of a kind of business detection, this main frame includes: signal generating unit, is used for
Generating two-way converting detection BFD amplifying message, described BFD amplifying message includes described BFD extension report
Literary composition needs the service feature information of the Business Stream of detection；Transmitting element, for by described BFD amplifying message
Send to switching equipment, in order to described switching equipment is special according to the described business in described BFD amplifying message
Described BFD amplifying message is forwarded to the second main frame by reference breath.
In conjunction with the 5th aspect, in the implementation that the first is possible, described BFD amplifying message includes mark
Character learning section, described identification field is used for indicating described BFD amplifying message to include described service feature information.
In conjunction with the 5th aspect or the first possible implementation of the 5th aspect, possible at the second
In implementation, described service feature information includes: the address of described main frame, the port numbers of described main frame,
The address of described second main frame, the port numbers of described second main frame and protocol number, or, described business is special
Reference breath includes: the address of described second main frame, the port numbers of described second main frame and protocol number.
6th aspect, it is provided that the main frame of a kind of business detection, this main frame includes: receives unit, is used for
Receiving the two-way converting detection BFD amplifying message that switching equipment forwards, described BFD amplifying message includes
Described BFD amplifying message needs the service feature information of the Business Stream of detection；Processing unit, in institute
Stating the identification field in BFD amplifying message indicates described BFD amplifying message to include that described service feature is believed
During breath, described second main frame carries out described BFD expansion according to the detection information in described BFD amplifying message
The process of exhibition message, the detection information in described BFD amplifying message is in described BFD amplifying message
Other information in addition to described service feature information.
In conjunction with the 6th aspect, in the implementation that the first is possible, described processing unit specifically for:
Abandon or ignore described service feature information.
The embodiment of the present invention needs detection by carrying this BFD amplifying message in BFD amplifying message
The service feature information of Business Stream, and forward according to the list item mated with this service feature information in stream table
This BFD amplifying message so that BFD amplifying message can path same with Business Stream, and then make BFD
It is connective that amplifying message can detect business effectively.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme of the embodiment of the present invention, below will be to embodiment or existing skill
In art description, the required accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below
It is only some embodiments of the present invention, for those of ordinary skill in the art, is not paying creation
On the premise of property is laborious, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the schematic diagram of the SDN of the application scenarios of the embodiment of the present invention.
Fig. 2 be one embodiment of the invention software defined network under the flow chart of method of business detection.
Fig. 3 be another embodiment of the present invention software defined network under the flow process of method of business detection
Figure.
Fig. 4 be another embodiment of the present invention software defined network under the flow process of method of business detection
Figure.
Fig. 5 be another embodiment of the present invention software defined network under the flow process of method of business detection
Figure.
Fig. 6 be another embodiment of the present invention software defined network under process schematic of business detection
Flow chart.
Fig. 7 be another embodiment of the present invention software defined network under process schematic of business detection
Flow chart.
Fig. 8 is the block diagram of the switching equipment of one embodiment of the invention.
Fig. 9 is the block diagram of the main frame of the business detection of another embodiment of the present invention.
Figure 10 is the block diagram of the main frame of the business detection of another embodiment of the present invention.
Figure 11 is the block diagram of the SDN controller of another embodiment of the present invention.
Figure 12 is the block diagram of the switching equipment of another embodiment of the present invention.
Figure 13 is the block diagram of the main frame of the business detection of another embodiment of the present invention.
Figure 14 is the block diagram of the main frame of the business detection of another embodiment of the present invention.
Figure 15 is the block diagram of the SDN controller of another embodiment of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out
Clearly and completely describe, it is clear that described embodiment be a part of embodiment of the present invention rather than
Whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art are not making wound
The every other embodiment obtained on the premise of the property made work, broadly falls into the scope of protection of the invention.
The form of main frame is not especially limited by the embodiment of the present invention, and such as, main frame can be wireless network
In base station (Base Station, NodeB) or radio network controller (Radio Network
Controller, RNC) etc., this is not construed as limiting by the present invention.
In the embodiment of the present invention, switching equipment can be the OF switch under OF agreement, it is also possible to be
Switch etc. under other agreements in SDN, this is not construed as limiting by the present invention.
It should be noted that the SDN that the embodiment of the present invention is applicable not only under OF agreement, it is possible to be applicable to other
SDN under agreement, this is not construed as limiting by the present invention.
Fig. 1 is the schematic diagram of the SDN of the application scenarios of the embodiment of the present invention.
SDN comprises the chain of command of centralized management, such as the SDN controller 100 in Fig. 1；And data
Forwarding face, such as the switch 101 to 107 in Fig. 1.
In SDN, host A 110 mails to the service message of host B 120, and its forward-path may be such as
Shown in Fig. 1, service message arrives host B through switch 101, switch 102, switch 103 successively
120。
The testing mechanism of BFD is that two systems set up BFD session, and along the path cycle between them
Property send BFD control message, if a side do not receive within the set time BFD control message,
Then think and there occurs fault on path.
In SDN, when needing to use BFD that the path of service message is detected, host A 110
Enable BFD and send BFD message to host B 120, owing to BFD message and service message may belong to
In various flows, it would be possible to the forward-path causing BFD message and service message is inconsistent.As it is shown in figure 1,
The forward-path of BFD message is probably successively through exchange 101, switch 105, switch 106, exchange
Machine 107 and switch 103 arrive host B 120.
So, owing to the forward-path of BFD message and service message is inconsistent, BFD packet route joins
The quality of the general character can not illustrate the quality of service message path connectivity, thus causes this business connectedness to be examined
The result surveyed is unreliable.
Fig. 2 be one embodiment of the invention software defined network under the flow chart of method of business detection.
Method shown in Fig. 2 is performed by switching equipment.The method includes:
201, receive the BFD amplifying message that the first main frame sends, this BFD amplifying message includes this BFD
Amplifying message needs the service feature information of the Business Stream of detection.
202, determine that this BFD amplifying message includes this service feature information, and perform instruction, this instruction
Including: carry out flow stream searching to determine and this industry according to this service feature information in this BFD amplifying message
First list item of business first-class table corresponding to characteristic information, according to the first list item of this first-class table, to the
Two main frames forward this BFD amplifying message.
The embodiment of the present invention needs detection by carrying this BFD amplifying message in BFD amplifying message
The service feature information of Business Stream, and forward according to the list item mated with this service feature information in stream table
This BFD amplifying message so that BFD amplifying message can path same with Business Stream, and then make BFD
It is connective that amplifying message can detect business effectively.
Alternatively, as an embodiment, this BFD amplifying message can include identification field, this identifier word
Section is used for indicating this BFD amplifying message to include this service feature information.Further, in step 202., can
Determine that this BFD amplifying message includes service feature information according to this identification field.
Alternatively, as another embodiment, this service feature information comprises the steps that the ground of this first main frame
Location, the port numbers of this first main frame, the address of this second main frame, the port numbers of this second main frame and agreement
Number, or, this service feature information comprises the steps that the address of this second main frame, the port of this second main frame
Number and protocol number.Address therein can be procotol (Internet Protocol, IP) address, or
Can also be medium education (Medium Access Control, MAC) address, the present invention be to this
It is not construed as limiting.It addition, in the embodiment of the present invention, this service feature information may also comprise VLAN
(Virtual Local Area Network, VLAN) identifies (Identity, ID) and/or protocol port number
Deng, this is not construed as limiting by the present invention.
Alternatively, as another embodiment, before step 202, also can first determine in step 201
The type of the message received is BFD message.Specifically, can be according to the port numbers in the message received
With the protocol number in the message received to determine that the type of this message received is BFD message.
Alternatively, as another embodiment, in step 202., this instruction can be previously stored this friendship
Predefined instruction in exchange device, or can be the instruction of the second list item of second table, or also
Can be to be the instruction of other forms, this is not construed as limiting by the present invention.Wherein, the second table of this second table
Can be to carry out determined by flow stream searching according to this BFD amplifying message, or the of this second table
Two list items can be after this BFD amplifying message is reported to SDN controller by this switching equipment, then by this
SDN controller issues.This is not construed as limiting by the present invention.It should be noted that this second table and first-class table
Can be same stream table, it is also possible to being different stream tables, this is not construed as limiting by the present invention.
Alternatively, as another embodiment, before step 202, SDN controller can be received and send
The second list item of above-mentioned second table.
Correspondingly, SDN controller can first generate the second list item of this second table, then is sent to best friend
Exchange device, as Fig. 3 be another embodiment of the present invention software defined network under business detection method
Flow chart.Method shown in Fig. 3 is performed by SDN controller.The method includes:
301, generate the second list item of second table.
302, the second list item of this second table is sent at least one switching equipment, in order to this is at least one years old
Individual switching equipment forwards BFD amplifying message, this BFD according to the instruction of the second list item of this second table
Amplifying message includes the service feature information of the Business Stream that these BFD amplifying message needs detect, this instruction bag
Include that to carry out flow stream searching according to this service feature information corresponding with this service feature information first-class to determine
First list item of table, and further according to the first list item of this first-class table, forward this BFD to the second main frame
Amplifying message.
In the embodiment of the present invention, the second list item of this second table can be controlled by SDN before step 201
Device processed is sent to switching equipment in advance.Can also be after step 201, switching equipment be according to this BFD
Amplifying message carries out flow stream searching, when not finding the list item of corresponding stream table, by BFD amplifying message
Be reported to SDN controller, then carried out after path planning again by this SDN controller according to full mesh topology
Second list item of this second table is sent to switching equipment.This is not construed as limiting by the present invention.
In step 202., according to the first list item of this first-class table, this BFD is forwarded to expand to the second main frame
Exhibition message.Specifically refer to, perform the instruction of the first list item of this first-class table, according to this first-class table
The instruction of the first list item forwards this BFD amplifying message to the second main frame.
So, in the embodiment of the present invention, BFD amplifying message and this BFD amplifying message need detection
Business Stream all can carry out message forwarding according to the instruction of the first list item of first-class table such that it is able to makes
The same path of Business Stream that BFD amplifying message can detect with it, and then BFD amplifying message can be had
Detection business in effect ground is connective.
It should be noted that in the embodiment of the present invention, when the stream table of switching equipment has existed this first-class table
During the first list item, can be according to this service feature information searching stream table and directly hit the of this first-class table
One list item.When not finding the first list item of this first-class table in the stream table of switching equipment, exchange sets
For first having to this service feature information reporting to SDN controller, then receive SDN controller according to complete
First list item of this first-class table that office's topology issues.
Fig. 4 be another embodiment of the present invention software defined network under the flow process of method of business detection
Figure.Method shown in Fig. 4 is performed by the first main frame.The method includes:
401, generate BFD amplifying message, this BFD amplifying message includes this BFD amplifying message needs
The service feature information of the Business Stream of detection.
402, send this BFD amplifying message to switching equipment, in order to this switching equipment expands according to this BFD
This BFD amplifying message is forwarded to the second main frame by this service feature information in exhibition message.
The embodiment of the present invention needs detection by carrying this BFD amplifying message in BFD amplifying message
The service feature information of Business Stream, and forward according to the list item mated with this service feature information in stream table
This BFD amplifying message so that BFD amplifying message can path same with Business Stream, and then make BFD
It is connective that amplifying message can detect business effectively.
Alternatively, as an embodiment, this BFD amplifying message includes identification field, this identification field
For indicating this BFD amplifying message to include this service feature information.
Alternatively, as another embodiment, this service feature information comprises the steps that the ground of this first main frame
Location, the port numbers of this first main frame, the address of this second main frame, the port numbers of this second main frame and agreement
Number, or, this service feature information comprises the steps that the address of this second main frame, the port of this second main frame
Number and protocol number.Address therein can be IP address, or can also be MAC Address, the present invention
This is not construed as limiting.It addition, in the embodiment of the present invention, this service feature information can also include VLAN ID
And/or protocol port number etc., this is not construed as limiting by the present invention.
Fig. 5 be another embodiment of the present invention software defined network under the flow process of method of business detection
Figure.Method shown in Fig. 5 is performed by the second main frame.The method includes:
501, receive the BFD amplifying message that switching equipment forwards, this BFD amplifying message includes this BFD
Amplifying message needs the service feature information of the Business Stream of detection.
502, the identification field in this BFD amplifying message indicates this BFD amplifying message to include this business
During characteristic information, carry out the place of this BFD amplifying message according to the detection information in this BFD amplifying message
Reason, the detection information in this BFD amplifying message is believing except this service feature in this BFD amplifying message
Other information beyond breath.
The embodiment of the present invention needs detection by carrying this BFD amplifying message in BFD amplifying message
The service feature information of Business Stream, and forward according to the list item mated with this service feature information in stream table
This BFD amplifying message so that BFD amplifying message can path same with Business Stream, and then make BFD
It is connective that amplifying message can detect business effectively.
Alternatively, as an embodiment, in step 502, the mark in this BFD amplifying message
When field indicates this BFD amplifying message to include this service feature information, abandon or ignore this service feature
Information.Specifically, ignore this service feature information and refer to that the content to this service feature information is not done effectively
Inspection and this service feature information is not dealt with.
Fig. 6 be another embodiment of the present invention software defined network under process schematic of business detection
Flow chart.
605, SDN controllers 602 generate the second list item of second table.
In the embodiment of the present invention, SDN controller 602 generates according to the message characteristic of BFD amplifying message
Second list item of second table.The list item of stream table includes matching domain (Match Fields), enumerator
(Counters) and instruction (Instructions), as shown in table 1.
Table 1
| Match Fields(matching domain) | Counters(enumerator) | Instructions(instructs) |
Alternatively, as an embodiment, message is controlled for BFD, owing to BFD controls message envelope
It is contained in UDP (User Datagram Protocol, UDP) message transmission, and right
The destination slogan detecting its UDP in single-hop is 3784.So, SDN controller 602 generate the
The matching domain of the second list item of second-rate table may is that destination slogan 3784 and protocol number 17.Similarly,
Destination slogan for multi-hop detection UDP is 4784, the second table that SDN controller 602 generates
The matching domain of the second list item may is that destination slogan 4784 and protocol number 17.It should be noted that this
The matching domain of the second list item of second-rate table can also be other form, and this is not construed as limiting by the present invention.
Further, SDN controller 602 generates the instruction of the second list item of second table.This instruction
Including: carry out flow stream searching to determine corresponding with this service feature information according to this service feature information
First list item of first-class table, and forward this BFD according to the instruction of the first list item of this first-class table further
Amplifying message.
Second list item of this second table is sent at least one exchange and sets by 606, SDN controllers 602
Standby 603.
607, the first main frame 601 generates BFD amplifying message, and this BFD amplifying message includes this BFD
Amplifying message needs the service feature information of the Business Stream of detection.
Alternatively, as an embodiment, when the first main frame 601 needs to detect the first main frame 601 and
Between two main frames 602 during Business Stream connective, generate BFD amplifying message, this BFD amplifying message
The service feature information of the Business Stream of detection is needed including this BFD amplifying message.
Such as, the BFD for single-hop detection controls message, and this BFD amplifying message can include destination
Slogan 3784 and protocol number 17, this BFD amplifying message may also include identification field, and this identification field is used
This service feature information is included in indicating this BFD amplifying message.Such as, this identification field can be to retain
Field (R) is 1, as shown in table 2.This service feature information can include business five-tuple information: this is years old
The address of one main frame, the port numbers of this first main frame, the address of this second main frame, the end of this second main frame
Slogan and protocol number；Or, this service feature information can include business triplet information: this second main frame
Address, the port numbers of this second main frame and protocol number.Address therein can be IP address, or also
Can be MAC Address, this be not construed as limiting by the present invention.Such as, as one it is assumed that service feature
The IP address of this first main frame that information includes, the port numbers of this first main frame, the IP of this second main frame
Address, the port numbers of this second main frame and protocol number be respectively as follows: 2.2.2.2,6543,1.1.1.1,3456,
6.Protocol number 6 therein represents transmission control protocol (Transmission Control Protocol, TCP).
Table 2
It should be noted that in the embodiment of the present invention, service feature information can be carried at type-length-value
In (Type-Length-Value, TLV), as shown in table 2, by defining on the basis of existing protocol
New type (Type), and in the value (Value) corresponding with this new type, carry service feature letter
Breath.It addition, in the embodiment of the present invention, the agreement that the protocol number in this service feature information represents can also
It is UDP or RawIP etc., and this service feature information may also comprise VLAN ID and/or agreement end
Slogans etc., this is not construed as limiting by its present invention.
608, this BFD amplifying message is sent to switching equipment 603 by the first main frame 601.
609, switching equipment 603 receives this BFD amplifying message and determines that this BFD amplifying message includes
After this service feature information, carry out flow stream searching to determine the second corresponding with this BFD amplifying message
Second list item of table.
Alternatively, as an embodiment, this switching equipment 603 can be according in this BFD amplifying message
Identification field determines that this BFD amplifying message includes this service feature information, and further according to this BFD
Extension TLV in amplifying message resolves this service feature information.
Alternatively, as another embodiment, this switching equipment 603 receives this BFD amplifying message also
After determining that this BFD amplifying message includes this service feature information, according in this BFD amplifying message
Port numbers and protocol number carry out flow stream searching, determine the of the second table corresponding with this BFD amplifying message
Two list items.
610, switching equipment 603 performs the instruction of the second list item of this second table.
Specifically, the instruction of the second list item of this second table includes: according in this BFD amplifying message
This service feature information carries out flow stream searching to determine the of the first-class table corresponding with this service feature information
One list item, according to the first list item of this first-class table, forwards this BFD amplifying message to the second main frame.Its
In, switching equipment 603 can determine according to the five-tuple information in service feature information or triplet information
First list item of the first-class table corresponding with this service feature information.And perform this first-class table further
The instruction of the first list item, forwards this BFD amplifying message.It should be noted that in the embodiment of the present invention is first-class
Table and second table can be same stream tables, it is also possible to being different stream tables, this is not limited by the present invention
Fixed.
611, switching equipment 603 forwards this BFD amplifying message to the second main frame 604.
Specifically, switching equipment 603 is according to the first list item of the first-class table determined in step 610
Path indicated by instruction forwards this BFD amplifying message to the second main frame 604.
612, the second main frame 604 receives this BFD amplifying message and carries out the place of this BFD amplifying message
Reason.
Alternatively, as an embodiment, after the second main frame 604 receives this BFD amplifying message,
When identification field in this BFD amplifying message indicates this BFD amplifying message to include service feature information,
Second main frame 604 carries out the place of this BFD amplifying message according to the detection information in this BFD amplifying message
Reason, the detection information in this BFD amplifying message is believing except this service feature in this BFD amplifying message
Other information beyond breath.Specifically, the second main frame 604 is discardable or ignores this service feature information.
Here, ignore this service feature information and refer to that the content to this service feature information does not do effective inspection also
And this service feature information is not dealt with.
Such as, after the second main frame 604 receives this BFD amplifying message, identify BFD extension report
Reserved field R in literary composition is 1 i.e. to can determine that this BFD amplifying message includes service feature information, further
This second main frame 604 is known that this BFD amplifying message is used to detect represented by this service feature information
The business connectedness of Business Stream, then this service feature information is not dealt with or makees by the second main frame 604
Discard processing.
The embodiment of the present invention needs detection by carrying this BFD amplifying message in BFD amplifying message
The service feature information of Business Stream, and forward according to the list item mated with this service feature information in stream table
This BFD amplifying message so that BFD amplifying message can path same with Business Stream, and then make BFD
It is connective that amplifying message can detect business effectively.
So, the SDN controller in the embodiment of the present invention sends the second list item best friend of second table in advance
Exchange device, it is not necessary to perception BFD amplifying message, decreases the SDN controller road to BFD amplifying message
Footpath calculates, thus further mitigates the pressure of SDN controller path computing.
Fig. 7 be another embodiment of the present invention software defined network under process schematic of business detection
Flow chart.
705, the first main frame 701 generates BFD amplifying message, and this BFD amplifying message includes this BFD
Amplifying message needs the service feature information of the Business Stream of detection.
706, this BFD amplifying message is sent to switching equipment 703 by the first main frame 701.
Step 705 in the embodiment of the present invention can be found in above-mentioned Fig. 6 step 607 to 608 to 706
Describe, for avoiding repeating, repeat no more here.
707, after switching equipment 703 receives this BFD amplifying message, carry out flow stream searching, do not have
Find the list item corresponding with this BFD amplifying message, this BFD amplifying message is reported SDN controller
702。
708, SDN controllers 702 generate the second list item of second table.
Second list item of this second table is sent at least one exchange and sets by 709, SDN controllers 702
Standby 703.
Step 708 in the embodiment of the present invention can be found in above-mentioned Fig. 6 step 605 to 606 to 709
Describe, for avoiding repeating, repeat no more here.
710, switching equipment 703 receives the second list item of this second table and performs the second of this second table
The instruction of list item.
Alternatively, as an embodiment, switching equipment 703 sends receiving SDN controller 702
This second table the second list item after, perform the instruction of the second list item of this second table.Specifically,
According to this instruction, switching equipment 703 flows according to this service feature information in this BFD amplifying message
Table is searched to determine the first list item of the first-class table corresponding with this service feature information, and performing further should
The instruction of the first list item of first-class table forwards this BFD amplifying message.
711, switching equipment 703 forwards this BFD amplifying message to the second main frame 704.
712, the second main frame 704 receives this BFD amplifying message and carries out the place of this BFD amplifying message
Reason.
Step 712 in the embodiment of the present invention can be found in the step 612 in above-mentioned Fig. 6, for avoiding repeating,
Here repeat no more.
The embodiment of the present invention needs detection by carrying this BFD amplifying message in BFD amplifying message
The service feature information of Business Stream, and forward according to the list item mated with this service feature information in stream table
This BFD amplifying message so that BFD amplifying message can path same with Business Stream, and then make BFD
It is connective that amplifying message can detect business effectively.
Fig. 8 is the block diagram of the switching equipment of one embodiment of the invention.Switching equipment 800 shown in Fig. 8
Including receiving unit 801 and processing unit 802.
Receive unit 801 and receive the BFD amplifying message that the first main frame sends, this BFD amplifying message bag
Include the service feature information that this BFD amplifying message needs the Business Stream of detection.Processing unit 802 determines this
BFD amplifying message includes this service feature information and performs instruction.This instruction includes: expand according to this BFD
This service feature information in exhibition message determines the first table of the first-class table corresponding with this service feature information
, according to the first list item of this first-class table, forward this BFD amplifying message to the second main frame.
The embodiment of the present invention needs detection by carrying this BFD amplifying message in BFD amplifying message
The service feature information of Business Stream, and forward according to the list item mated with this service feature information in stream table
This BFD amplifying message so that BFD amplifying message can path same with Business Stream, and then make BFD
It is connective that amplifying message can detect business effectively.
Alternatively, as an embodiment, this BFD amplifying message can include identification field, this identifier word
Section is used for indicating this BFD amplifying message to include this service feature information.
Alternatively, as another embodiment, this service feature information comprises the steps that the ground of this first main frame
Location, the port numbers of this first main frame, the address of this second main frame, the port numbers of this second main frame and agreement
Number, or, this service feature information comprises the steps that the address of this second main frame, the port of this second main frame
Number and protocol number.
Switching equipment 800 shown in Fig. 8 is capable of in the embodiment of Fig. 2 to Fig. 7 by switching equipment real
Each existing process, for avoiding repeating, repeats no more here.
Fig. 9 is the block diagram of the main frame of the business detection of another embodiment of the present invention.Main frame shown in Fig. 9
900 include signal generating unit 901 and transmitting element 902.
Signal generating unit 901 generates BFD amplifying message, and this BFD amplifying message includes this BFD extension report
Literary composition needs the service feature information of the Business Stream of detection.This BFD amplifying message is sent by transmitting element 902
To switching equipment, in order to this switching equipment should according to the service feature information in this BFD amplifying message
BFD amplifying message is forwarded to the second main frame.
The embodiment of the present invention needs detection by carrying this BFD amplifying message in BFD amplifying message
The service feature information of Business Stream, and forward according to the list item mated with this service feature information in stream table
This BFD amplifying message so that BFD amplifying message can path same with Business Stream, and then make BFD
It is connective that amplifying message can detect business effectively.
Alternatively, as an embodiment, this BFD amplifying message can include identification field, this identifier word
Section is used for indicating this BFD amplifying message to include this service feature information.
Alternatively, as another embodiment, this service feature information comprises the steps that the ground of this first main frame
Location, the port numbers of this first main frame, the address of this second main frame, the port numbers of this second main frame and agreement
Number, or, this service feature information comprises the steps that the address of this second main frame, the port of this second main frame
Number and protocol number.
Main frame 900 shown in Fig. 9 is capable of in the embodiment of Fig. 2 to Fig. 7 by the first main frame realization
Each process, for avoiding repeating, repeats no more here.
Figure 10 is the block diagram of the main frame of the business detection of another embodiment of the present invention.Master shown in Figure 10
Machine 1000 includes receiving unit 1001 and processing unit 1002.
Receive unit 1001 and receive the BFD amplifying message that switching equipment forwards, this BFD amplifying message bag
Include the service feature information that this BFD amplifying message needs the Business Stream of detection.Processing unit 1002 is at this
When identification field in BFD amplifying message indicates this BFD amplifying message to include this service feature information, root
Carry out the process of this BFD amplifying message according to the detection information in this BFD amplifying message, this BFD extends
Detection information in message is other letters in addition to this service feature information in this BFD amplifying message
Breath.
The embodiment of the present invention needs detection by carrying this BFD amplifying message in BFD amplifying message
The service feature information of Business Stream, and forward according to the list item mated with this service feature information in stream table
This BFD amplifying message so that BFD amplifying message can path same with Business Stream, and then make BFD
It is connective that amplifying message can detect business effectively.
Alternatively, as an embodiment, processing unit 1002 is specifically for abandoning or ignoring this business
Characteristic information.
Main frame 1000 shown in Figure 10 is capable of in the embodiment of Fig. 2 to Fig. 7 being realized by the second main frame
Each process, for avoid repeat, repeat no more here.
Figure 11 is the block diagram of the SDN controller of another embodiment of the present invention.SDN shown in Figure 11
Controller 1100 includes signal generating unit 1101 and transmitting element 1102.
Signal generating unit 1101 generates the second list item of second table.Transmitting element 1102 is by this second table
The second list item be sent at least one switching equipment, in order to this at least one switching equipment according to this second
The instruction of the second list item of stream table forwards BFD amplifying message, and this BFD amplifying message includes that this BFD expands
Exhibition message needs the service feature information of the Business Stream of detection, and this instruction includes according to this service feature information
Carry out flow stream searching to determine the first list item of the first-class table corresponding with this service feature information, go forward side by side one
Walk the first list item according to this first-class table, forward this BFD amplifying message to the second main frame.
SDN controller 1100 shown in Figure 11 is capable of in the embodiment of Fig. 2 to Fig. 7 by SDN
Each process that controller realizes, for avoiding repeating, repeats no more here.
Figure 12 is the block diagram of the switching equipment of another embodiment of the present invention.Switching equipment shown in Figure 12
1200 include processor 1201, memorizer 1202 and transmission circuit 1203.
Transmission circuit 1203 receives the BFD amplifying message that the first main frame sends, this BFD amplifying message bag
Include the service feature information that this BFD amplifying message needs the Business Stream of detection.Processor 1201 determines this
BFD amplifying message includes this service feature information and performs instruction.This instruction includes: expand according to this BFD
This service feature information in exhibition message determines the first table of the first-class table corresponding with this service feature information
, according to the first list item of this first-class table, forward this BFD amplifying message to the second main frame.
The embodiment of the present invention needs detection by carrying this BFD amplifying message in BFD amplifying message
The service feature information of Business Stream, and forward according to the list item mated with this service feature information in stream table
This BFD amplifying message so that BFD amplifying message can path same with Business Stream, and then make BFD
It is connective that amplifying message can detect business effectively.
Each assembly in switching equipment 1200 is coupled by bus system 1204, wherein bus
System 1204, in addition to including data/address bus, also includes power bus, controls bus and status signal bus in addition.
But for the sake of understanding explanation, in fig. 12 various buses are all designated as bus system 1204.
The method that the invention described above embodiment discloses can apply in processor 1201, or by processor
1201 realize.Processor 1201 is probably a kind of IC chip, has the disposal ability of signal.
During realizing, each step of said method can be by the integration logic of the hardware in processor 1201
The instruction of circuit or software form completes.Above-mentioned processor 1201 can be general processor, numeral
Signal processor (Digital Signal Processor, DSP), special IC (Application
Specific Integrated Circuit, ASIC), ready-made programmable gate array (Field Programmable
Gate Array, FPGA) or other PLDs, discrete gate or transistor logic,
Discrete hardware components.Can realize or perform the disclosed each method in the embodiment of the present invention, step and
Logic diagram.The place that general processor can be microprocessor or this processor can also be any routine
Reason device etc..Step in conjunction with the method disclosed in the embodiment of the present invention can be embodied directly at hardware decoding
Reason device has performed, or completes with the hardware in decoding processor and software module combination execution.Software
Module may be located at random access memory (Random Access Memory, RAM), flash memory, only
Reading memorizer (Read-Only Memory, ROM), programmable read only memory or electrically-erasable can
In the storage medium that this area such as programmable memory, depositor is ripe.This storage medium is positioned at memorizer
1202, processor 1201 reads the information in memorizer 1202, completes said method in conjunction with its hardware
Step.
Switching equipment 1200 is capable of in the embodiment of Fig. 2 to Fig. 7 each mistake realized by switching equipment
Journey, for avoiding repeating, repeats no more here.
Alternatively, as an embodiment, this BFD amplifying message can include identification field, this identifier word
Section is used for indicating this BFD amplifying message to include this service feature information.
Alternatively, as another embodiment, this service feature information comprises the steps that the ground of this first main frame
Location, the port numbers of this first main frame, the address of this second main frame, the port numbers of this second main frame and agreement
Number, or, this service feature information comprises the steps that the address of this second main frame, the port of this second main frame
Number and protocol number.
Figure 13 is the block diagram of the main frame of the business detection of another embodiment of the present invention.Master shown in Figure 13
Machine 1300 includes processor 1301, memorizer 1302 and transmission circuit 1303.
Processor 1301 generates BFD amplifying message, and this BFD amplifying message includes this BFD extension report
Literary composition needs the service feature information of the Business Stream of detection.This BFD amplifying message is sent out by transmission circuit 1303
Deliver to switching equipment, in order to this switching equipment should according to the service feature information in this BFD amplifying message
BFD amplifying message is forwarded to the second main frame.
The embodiment of the present invention needs detection by carrying this BFD amplifying message in BFD amplifying message
The service feature information of Business Stream, and forward according to the list item mated with this service feature information in stream table
This BFD amplifying message so that BFD amplifying message can path same with Business Stream, and then make BFD
It is connective that amplifying message can detect business effectively.
Each assembly in main frame 1300 is coupled by bus system 1304, wherein bus system
1304 in addition to including data/address bus, also includes power bus, controls bus and status signal bus in addition.But
It is for the sake of understanding explanation, in fig. 13 various buses is all designated as bus system 1304.
The method that the invention described above embodiment discloses can apply in processor 1301, or by processor
1301 realize.Processor 1301 is probably a kind of IC chip, has the disposal ability of signal.
During realizing, each step of said method can be by the integration logic of the hardware in processor 1301
The instruction of circuit or software form completes.Above-mentioned processor 1301 can be general processor, DSP,
ASIC, FPGA or other PLDs, discrete gate or transistor logic, discrete
Nextport hardware component NextPort.Can realize or perform disclosed each method, step and the logic in the embodiment of the present invention
Block diagram.The processor that general processor can be microprocessor or this processor can also be any routine
Deng.Step in conjunction with the method disclosed in the embodiment of the present invention can be embodied directly in hardware decoding processor
Execution completes, or completes with the hardware in decoding processor and software module combination execution.Software module
May be located at RAM, flash memory, ROM, programmable read only memory or electrically erasable programmable storage
In the storage medium that this area such as device, depositor is ripe.This storage medium is positioned at memorizer 1302, processes
Device 1301 reads the information in memorizer 1302, completes the step of said method in conjunction with its hardware.
Main frame 1300 is capable of in the embodiment of Fig. 2 to Fig. 7 each process realized by the first main frame,
For avoiding repeating, repeat no more here.
Alternatively, as an embodiment, this BFD amplifying message can include identification field, this identifier word
Section is used for indicating this BFD amplifying message to include this service feature information.
Alternatively, as another embodiment, this service feature information comprises the steps that the ground of this first main frame
Location, the port numbers of this first main frame, the address of this second main frame, the port numbers of this second main frame and agreement
Number, or, this service feature information comprises the steps that the address of this second main frame, the port of this second main frame
Number and protocol number.
Figure 14 is the block diagram of the main frame of the business detection of another embodiment of the present invention.Master shown in Figure 14
Machine 1000 includes processor 1401, memorizer 1402 and transmission circuit 1403.
Transmission circuit 1403 receives the BFD amplifying message that switching equipment forwards, this BFD amplifying message bag
Include the service feature information that this BFD amplifying message needs the Business Stream of detection.Processor 1401 is at this BFD
When identification field in amplifying message indicates this BFD amplifying message to include this service feature information, according to this
Detection information in BFD amplifying message carries out the process of this BFD amplifying message, this BFD amplifying message
In detection information be other information in addition to this service feature information in this BFD amplifying message.
The embodiment of the present invention needs detection by carrying this BFD amplifying message in BFD amplifying message
The service feature information of Business Stream, and forward according to the list item mated with this service feature information in stream table
This BFD amplifying message so that BFD amplifying message can path same with Business Stream, and then make BFD
It is connective that amplifying message can detect business effectively.
Each assembly in main frame 1400 is coupled by bus system 1404, wherein bus system
1404 in addition to including data/address bus, also includes power bus, controls bus and status signal bus in addition.But
It is for the sake of understanding explanation, in fig. 14 various buses is all designated as bus system 1404.
The method that the invention described above embodiment discloses can apply in processor 1401, or by processor
1401 realize.Processor 1401 is probably a kind of IC chip, has the disposal ability of signal.
During realizing, each step of said method can be by the integration logic of the hardware in processor 1401
The instruction of circuit or software form completes.Above-mentioned processor 1401 can be general processor, DSP,
ASIC, FPGA or other PLDs, discrete gate or transistor logic, discrete
Nextport hardware component NextPort.Can realize or perform disclosed each method, step and the logic in the embodiment of the present invention
Block diagram.The processor that general processor can be microprocessor or this processor can also be any routine
Deng.Step in conjunction with the method disclosed in the embodiment of the present invention can be embodied directly in hardware decoding processor
Execution completes, or completes with the hardware in decoding processor and software module combination execution.Software module
May be located at RAM, flash memory, ROM, programmable read only memory or electrically erasable programmable storage
In the storage medium that this area such as device, depositor is ripe.This storage medium is positioned at memorizer 1402, processes
Device 1401 reads the information in memorizer 1402, completes the step of said method in conjunction with its hardware.
Main frame 1400 is capable of in the embodiment of Fig. 2 to Fig. 7 each process realized by the second main frame,
For avoiding repeating, repeat no more here.
Alternatively, as an embodiment, processor 1401 is specifically for abandoning or ignoring this business spy
Reference ceases.
Figure 15 is the block diagram of the SDN controller of another embodiment of the present invention.SDN shown in Figure 11
Controller 1500 includes processor 1501, memorizer 1502 and transmission circuit 1503.
Processor 1501 generates the second list item of second table.Transmission circuit 1503 is by this second table
Second list item is sent at least one switching equipment, in order to this at least one switching equipment is according to this second
The instruction of the second list item of table forwards BFD amplifying message, and this BFD amplifying message includes that this BFD extends
Message needs the service feature information of the Business Stream of detection, and this instruction includes entering according to this service feature information
Row flow stream searching is to determine the first list item of the first-class table corresponding with this service feature information, and further
The first list item according to this first-class table, forwards this BFD amplifying message to the second main frame.
Each assembly in main frame 1500 is coupled by bus system 1504, wherein bus system
1504 in addition to including data/address bus, also includes power bus, controls bus and status signal bus in addition.But
It is for the sake of understanding explanation, in fig .15 various buses is all designated as bus system 1504.
The method that the invention described above embodiment discloses can apply in processor 1501, or by processor
1501 realize.Processor 1501 is probably a kind of IC chip, has the disposal ability of signal.
During realizing, each step of said method can be by the integration logic of the hardware in processor 1501
The instruction of circuit or software form completes.Above-mentioned processor 1501 can be general processor, DSP,
ASIC, FPGA or other PLDs, discrete gate or transistor logic, discrete
Nextport hardware component NextPort.Can realize or perform disclosed each method, step and the logic in the embodiment of the present invention
Block diagram.The processor that general processor can be microprocessor or this processor can also be any routine
Deng.Step in conjunction with the method disclosed in the embodiment of the present invention can be embodied directly in hardware decoding processor
Execution completes, or completes with the hardware in decoding processor and software module combination execution.Software module
May be located at RAM, flash memory, ROM, programmable read only memory or electrically erasable programmable storage
In the storage medium that this area such as device, depositor is ripe.This storage medium is positioned at memorizer 1502, processes
Device 1501 reads the information in memorizer 1502, completes the step of said method in conjunction with its hardware.
SDN controller 1500 is capable of in the embodiment of Fig. 2 to Fig. 7 being realized by SDN controller
Each process, for avoiding repeating, repeats no more here.
Those of ordinary skill in the art are it is to be appreciated that combine each of the embodiments described herein description
The unit of example and algorithm steps, it is possible to electronic hardware or computer software and the knot of electronic hardware
Incompatible realization.These functions perform with hardware or software mode actually, depend on the spy of technical scheme
Fixed application and design constraint.Professional and technical personnel can use not Tongfang to each specifically should being used for
Method realizes described function, but this realization is it is not considered that beyond the scope of this invention.
Those skilled in the art is it can be understood that arrive, and for convenience and simplicity of description, above-mentioned retouches
The specific works process of system, device and the unit stated, is referred to the correspondence in preceding method embodiment
Process, does not repeats them here.
In several embodiments provided herein, it should be understood that disclosed system, device and
Method, can realize by another way.Such as, device embodiment described above is only shown
Meaning property, such as, the division of described unit, be only a kind of logic function and divide, actual can when realizing
There to be other dividing mode, the most multiple unit or assembly can in conjunction with or be desirably integrated into another
System, or some features can ignore, or do not perform.Another point, shown or discussed each other
Coupling direct-coupling or communication connection can be the INDIRECT COUPLING by some interfaces, device or unit
Or communication connection, can be electrical, machinery or other form.
The described unit illustrated as separating component can be or may not be physically separate, makees
The parts shown for unit can be or may not be physical location, i.e. may be located at a place,
Or can also be distributed on multiple NE.Can select according to the actual needs part therein or
The whole unit of person realizes the purpose of the present embodiment scheme.
It addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit,
Can also be that unit is individually physically present, it is also possible to two or more unit are integrated in a list
In unit.
If described function realizes and as independent production marketing or use using the form of SFU software functional unit
Time, can be stored in a computer read/write memory medium.Based on such understanding, the present invention's
Part or the part of this technical scheme that prior art is contributed by technical scheme the most in other words can
Embodying with the form with software product, this computer software product is stored in a storage medium,
Including some instructions with so that computer equipment (can be personal computer, server, or
The network equipment etc.) perform all or part of step of method described in each embodiment of the present invention.And it is aforesaid
Storage medium includes: USB flash disk, portable hard drive, ROM, RAM, magnetic disc or CD etc. are various can be deposited
The medium of storage program code.
The above, the only detailed description of the invention of the present invention, but protection scope of the present invention is not limited to
In this, any those familiar with the art, can be easily in the technical scope that the invention discloses
Expect change or replace, all should contain within protection scope of the present invention.Therefore, the protection of the present invention
Scope should be as the criterion with scope of the claims.
Claims (16)
1. the method for business detection under a software defined network, it is characterised in that described method includes:
Receive the two-way converting detection BFD amplifying message that the first main frame sends, described BFD amplifying message
The service feature information of the Business Stream of detection is needed including described BFD amplifying message；
Determine that described BFD amplifying message includes described service feature information, and perform instruction, described instruction
Including: according to the described service feature information in described BFD amplifying message carry out flow stream searching with determine with
First list item of the first-class table that described service feature information is corresponding, according to the first table of described first-class table
, forward described BFD amplifying message to the second main frame.
Method the most according to claim 1, it is characterised in that described BFD amplifying message includes
Identification field, described identification field is used for indicating described BFD amplifying message to include described service feature information.
Method the most according to claim 1 and 2, it is characterised in that described service feature information bag
Include: the address of described first main frame, the port numbers of described first main frame, the address of described second main frame,
The port numbers of described second main frame and protocol number, or,
Described service feature information includes: the address of described second main frame, the port numbers of described second main frame
And protocol number.
4. the method for business detection under a software defined network, it is characterised in that described method includes:
First main frame generates two-way converting detection BFD amplifying message, and described BFD amplifying message includes institute
State the service feature information that BFD amplifying message needs the Business Stream of detection；
Described BFD amplifying message is sent to switching equipment by described first main frame, in order to described switching equipment
According to the described service feature information in described BFD amplifying message, described BFD amplifying message is forwarded to
Second main frame.
Method the most according to claim 4, it is characterised in that described BFD amplifying message includes
Identification field, described identification field is used for indicating described BFD amplifying message to include described service feature information.
6. according to the method described in claim 4 or 5, it is characterised in that described service feature information bag
Include: the address of described first main frame, the port numbers of described first main frame, the address of described second main frame,
The port numbers of described second main frame and protocol number, or,
Described service feature information includes: the address of described second main frame, the port numbers of described second main frame
And protocol number.
7. the method for business detection under a software defined network, it is characterised in that described method includes:
Second main frame receives the two-way converting detection BFD amplifying message that switching equipment forwards, described BFD
Amplifying message includes the service feature information of the Business Stream that described BFD amplifying message needs detect；
Identification field in described BFD amplifying message indicates described BFD amplifying message to include described industry
During business characteristic information, described second main frame carries out described according to the detection information in described BFD amplifying message
The process of BFD amplifying message, the detection information in described BFD amplifying message is described BFD extension report
Other information in addition to described service feature information in literary composition.
Method the most according to claim 7, it is characterised in that described in carry out described BFD extension
The process of message, including:
Described second main frame abandons or ignores described service feature information.
9. a switching equipment, it is characterised in that described switching equipment includes:
Receive unit, for receiving the two-way converting detection BFD amplifying message that the first main frame sends, described
BFD amplifying message includes the service feature information of the Business Stream that described BFD amplifying message needs detect；
Processing unit, is used for determining that described BFD amplifying message includes described service feature information, and performs
Instruction, described instruction includes: flow according to the described service feature information in described BFD amplifying message
Table is searched to determine the first list item of the first-class table corresponding with described service feature information, according to described the
First list item of first-class table, forwards described BFD amplifying message to the second main frame.
Switching equipment the most according to claim 9, it is characterised in that described BFD amplifying message
Including identification field, described identification field is used for indicating described BFD amplifying message to include described service feature
Information.
11. according to the switching equipment described in claim 9 or 10, it is characterised in that described service feature
Information includes: the address of described first main frame, the port numbers of described first main frame, described second main frame
Address, the port numbers of described second main frame and protocol number, or,
Described service feature information includes: the address of described second main frame, the port numbers of described second main frame
And protocol number.
The main frame of 12. 1 kinds of business detections, it is characterised in that described main frame includes:
Signal generating unit, is used for generating two-way converting detection BFD amplifying message, described BFD amplifying message
The service feature information of the Business Stream of detection is needed including described BFD amplifying message；
Transmitting element, for sending described BFD amplifying message to switching equipment, in order to described exchange sets
For according to the described service feature information in described BFD amplifying message, described BFD amplifying message being forwarded
To the second main frame.
13. main frames according to claim 12, it is characterised in that described BFD amplifying message bag
Including identification field, described identification field is used for indicating described BFD amplifying message to include that described service feature is believed
Breath.
14. according to the main frame described in claim 12 or 13, it is characterised in that described service feature is believed
Breath includes: the address of described main frame, the port numbers of described main frame, the address of described second main frame, described
The port numbers of the second main frame and protocol number, or,
Described service feature information includes: the address of described second main frame, the port numbers of described second main frame
And protocol number.
The main frame of 15. 1 kinds of business detections, it is characterised in that described main frame includes:
Receive unit, for receiving the two-way converting detection BFD amplifying message that switching equipment forwards, described
BFD amplifying message includes the service feature information of the Business Stream that described BFD amplifying message needs detect；
Processing unit, indicates described BFD extension for the identification field in described BFD amplifying message
When message includes described service feature information, carry out institute according to the detection information in described BFD amplifying message
Stating the process of BFD amplifying message, the detection information in described BFD amplifying message is described BFD extension
Other information in addition to described service feature information in message.
16. main frames according to claim 15, it is characterised in that described processing unit specifically for:
Abandon or ignore described service feature information.
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| CN201310503910.7A CN103581021B (en) | 2013-10-23 | 2013-10-23 | The method and apparatus of business detection under software defined network |
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| CN201310503910.7A CN103581021B (en) | 2013-10-23 | 2013-10-23 | The method and apparatus of business detection under software defined network |
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| CN105099913B (en) | 2014-04-21 | 2018-07-20 | 新华三技术有限公司 | A kind of message forwarding method and equipment |
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| CN105471726B (en) * | 2014-09-05 | 2019-08-27 | 华为技术有限公司 | The method and apparatus of retransmitting paramater transmitting |
| CN104601394B (en) * | 2014-11-26 | 2018-09-21 | 华为技术有限公司 | A kind of method, apparatus and system of business chain detection of connectivity |
| CN105721235B (en) * | 2014-12-05 | 2019-06-11 | 华为技术有限公司 | A kind of method and apparatus detecting connectivity |
| CN105991338B (en) * | 2015-03-05 | 2019-11-12 | 华为技术有限公司 | Network O&M management method and device |
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