CN104219144B - The system for determining the forward-path of Business Stream - Google Patents
The system for determining the forward-path of Business Stream Download PDFInfo
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- CN104219144B CN104219144B CN201410455859.1A CN201410455859A CN104219144B CN 104219144 B CN104219144 B CN 104219144B CN 201410455859 A CN201410455859 A CN 201410455859A CN 104219144 B CN104219144 B CN 104219144B
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Abstract
The embodiment of the present invention provides a kind of method, system and the Network Management System of the forward-path of determining Business Stream, and on the forward-path, the routing interface which passes through is circumscribed with path detection device, and this method includes：Obtain the business stream information of the Business Stream；According to the business stream information, by indicating the starting path detection device to the purpose IP address forward-path probe messages, acquisition approach detection information；According to the path detection information, the forward-path is determined.In the embodiment of the present invention, originate remaining path detection device that path detection device can pass through to the path detection message of Business Stream purpose IP address transmitting path on the forward-path, so as to utilize the path detection Receive message path detection information, and determine the forward-path using the path detection information, improve the efficiency of determining Business Stream forward-path.
Description
Technical field
The present invention relates to the communications fields, and more particularly, to a kind of method of the forward-path of determining Business Stream, be
System and Network Management System.
Background technology
With the rapid development of IP (Internet Protocol, Internet protocol) technology, IP network is in field of telecommunication networks
Occupy increasingly consequence.Currently, IP network is widely used in access and carrying, the flexible exchanging network of Internet business
Carrying, big customer's service bearer, wireless backhaul carrying etc..
IPFPM (IP Flow Performance Measurement, IP flow performance measurement) technology is a kind of accurate IP
Network quality detection method can accurately detect the packet loss of Business Stream, the network performance indexes such as Forwarding Delay.It realizes
The IPFPM of Business Stream needs the forward-path for obtaining Business Stream in advance.
In the prior art, it in order to obtain the forward-path of Business Stream, needs manually to search user on Business Stream forward-path
The routing table of interface leads to artificial enquiry heavy workload, process since the user interface of different type routing device may be different
It is complicated.
Invention content
An embodiment of the present invention provides a kind of method, system and the Network Management System of the forward-path of determining Business Stream,
To improve the determination efficiency of Business Stream forward-path.
In a first aspect, providing a kind of method of the forward-path of determining Business Stream, the method is applied to Network Management Department
System, on the forward-path, the routing interface that the Business Stream passes through is circumscribed with path detection device, the method includes：
The business stream information of the Business Stream is obtained, the Business Stream information includes the purpose IP address of the Business Stream and the forwarding
The mark of starting path detection device on path；According to the business stream information, by indicating that the starting path detection fills
It sets to the destination IP address forward-path probe messages, acquisition approach detection information, the path detection information includes：It is described
The mark of remaining path detection device on forward-path in addition to the starting path detection device and remaining described path
The routing information of detection device, the routing information are used to indicate remaining described path detection device on the forward-path
Position；According to the path detection information, the forward-path is determined.
With reference to first aspect, in a kind of realization method of first aspect, remaining described path detection device includes N number of road
Diameter detection device, N are greater than or equal to 2, and the routing information includes：The corresponding roads NGe Zi of N number of path detection device
Diameter information, wherein the i-th sub-path information is used to indicate position of the i-th path detection device on the forward-path, and i is more than
Or it is less than or equal to N equal to 1 and i；
It is described according to the business stream information, by indicating the starting path detection device to the destination IP address turn
Hair path detection message, acquisition approach detection information, including：According to the mark of the starting path detection device, to described
Beginning path detection device transmitting path probe command, the path detection order includes the destination IP address, is used to indicate institute
It states starting path detection device and sends the path detection message to the destination IP address, the path detection message is for referring to
Show that the i-th path detection device sends i-th sub-path information to the Network Management System；It is visited from i-th path
It surveys device and receives i-th sub-path information, and obtain the i-th path detection device for sending i-th sub-path information
Mark.
With reference to first aspect or its above-mentioned realization method it is any, in another realization method of first aspect, institute
It includes N number of path detection device to state remaining path detection device, and N is greater than or equal to 2, and the routing information includes：N number of road
The corresponding N number of sub-path information of diameter detection device, wherein the i-th sub-path information is used to indicate the i-th path detection device and exists
Position on the forward-path, i are greater than or equal to 1 and i and are less than or equal to N；The business stream information further includes the forwarding
The mark of path end path detection device, it is described according to the business stream information, by indicating that the starting path detection fills
It sets to the destination IP address forward-path probe messages, acquisition approach detection information, including：According to the starting path detection
The mark of device, to the starting path detection device transmitting path probe command, the path detection order includes the mesh
IP address, be used to indicate the starting path detection device and send the path detection message, institute to the destination IP address
It states path detection message and is used to indicate the i-th path detection device by the mark of the i-th path detection device and described i-th
Sub-path information is added in the path detection message；According to the mark of the end path detection device, to the end
The detection of path detection device transmitting path terminates order, and the path detection terminates order and is used to indicate the end path detection
Device obtains the path detection information from the path detection message, and reports the path to the Network Management System
Detection information；The path detection information is received from the end path detection device.
With reference to first aspect or its above-mentioned realization method it is any, in another realization method of first aspect, institute
It states according to the path detection information, determines the forward-path, including：According to remaining road described in routing information instruction
The mark of remaining path detection device is ranked up, obtains by the priority of diameter detection device position on the forward-path
To the forward-path.
With reference to first aspect or its above-mentioned realization method it is any, in another realization method of first aspect, institute
It states path detection information and also wraps message characteristic information when the path detection device is forwarded to remaining described path detection device,
The message characteristic information includes one or more in following information：MPLS label, VPN label and VLAN tag.
With reference to first aspect or its above-mentioned realization method it is any, in another realization method of first aspect, institute
The business stream information for obtaining the Business Stream is stated, including：Obtain the mark of the Business Stream, wherein the mark of the Business Stream
It is identified as the Business Stream for the source IP address of the business stream packet and the combination of purpose IP address or the Business Stream
The combination of the source IP address, source port, purpose IP address and destination interface of message；According to the mark of the Business Stream, by looking into
The correspondence for looking for the traffic stream identifier and the business stream information obtains the business stream information.
With reference to first aspect or its above-mentioned realization method it is any, in another realization method of first aspect, institute
It includes N number of path detection device to state remaining path detection device, and N is greater than or equal to 2, and the routing information includes：N number of road
The corresponding N number of sub-path information of diameter detection device, wherein the i-th sub-path information is used to indicate the i-th path detection device and exists
Position on the forward-path, i-th sub-path information are to receive the path based on the i-th path detection device
What the sub-path information of the upper hop path detection device carried in the path detection message when probe messages determined, i be more than or
Equal to 1 and i is less than or equal to N.
With reference to first aspect or its above-mentioned realization method it is any, in another realization method of first aspect, institute
It is hop count of the i-th path detection device on the forward-path to state the i-th sub-path information.
Second aspect, provides a kind of Network Management System, and the Network Management System includes：First acquisition unit is used for
The business stream information for obtaining Business Stream, on the forward-path of the Business Stream, the routing interface that the Business Stream passes through is external
It includes the starting in the purpose IP address and the forward-path of the Business Stream to have path detection device, the Business Stream information
The mark of path detection device；Second acquisition unit, the business stream information for being obtained according to the first acquisition unit,
By indicating the starting path detection device to the destination IP address forward-path probe messages, acquisition approach detection letter
Breath, the path detection information include：It visits in remaining path on the forward-path in addition to the starting path detection device
Survey the mark of device and the routing information of remaining path detection device, the routing information be used to indicate it is described remaining
Position of the path detection device on the forward-path；Determination unit, the institute for being obtained according to the second acquisition unit
Path detection information is stated, determines the forward-path.
In conjunction with second aspect, in a kind of realization method of second aspect, remaining described path detection device includes N number of road
Diameter detection device, N are greater than or equal to 2, and the routing information includes：The corresponding roads NGe Zi of N number of path detection device
Diameter information, wherein the i-th sub-path information is used to indicate position of the i-th path detection device on the forward-path, and i is more than
Or it is less than or equal to N equal to 1 and i；The second acquisition unit is specifically used for the mark according to the starting path detection device,
To the starting path detection device transmitting path probe command, the path detection order includes the destination IP address, is used
In the instruction starting path detection device path detection message, the path detection report are sent to the destination IP address
Text is used to indicate the i-th path detection device and sends i-th sub-path information to the Network Management System；From described
I path detection devices receive i-th sub-path information, and obtain i-th path spy for sending i-th sub-path information
Survey the mark of device.
In conjunction with any of second aspect or its above-mentioned realization method, in another realization method of second aspect, institute
It includes N number of path detection device to state remaining path detection device, and N is greater than or equal to 2, and the routing information includes：N number of road
The corresponding N number of sub-path information of diameter detection device, wherein the i-th sub-path information is used to indicate the i-th path detection device and exists
Position on the forward-path, the business stream information further include the mark of the forward-path end path detection device, i
More than or equal to 1 and i is less than or equal to N；The second acquisition unit is specifically used for according to the starting path detection device
Mark, to the starting path detection device transmitting path probe command, the path detection order includes the destination IP
Location, the path detection order are used to indicate the starting path detection device and send the path spy to the destination IP address
Text is observed and predicted, the path detection message is used to indicate the i-th path detection device by the mark of the i-th path detection device
It is added in the path detection message with i-th sub-path information；According to the mark of the end path detection device, to
The end path detection device transmitting path detection terminates order, and the path detection terminates order and is used to indicate the end
Path detection device obtains the path detection information from the path detection message, and is reported to the Network Management System
The path detection information；The path detection information is received from the end path detection device.
In conjunction with any of second aspect or its above-mentioned realization method, in another realization method of second aspect, institute
Determination unit is stated to be specifically used for according to remaining path detection device described in routing information instruction on the forward-path
The mark of remaining path detection device is ranked up, obtains the forward-path by the priority of position.
In conjunction with any of second aspect or its above-mentioned realization method, in another realization method of second aspect, institute
It states path detection information and also wraps message characteristic information when the path detection device is forwarded to remaining described path detection device,
The message characteristic information includes one or more in following information：MPLS label, VPN label and VLAN tag.
In conjunction with any of second aspect or its above-mentioned realization method, in another realization method of second aspect, institute
It states first acquisition unit to be specifically used for obtaining the mark of the Business Stream, wherein the Business Stream is identified as the Business Stream
The source IP for being identified as the business stream packet of the source IP address of message and the combination of purpose IP address or the Business Stream
The combination of location, source port, purpose IP address and destination interface；According to the mark of the Business Stream, by searching for the Business Stream
The correspondence of mark and the business stream information, obtains the business stream information.
In conjunction with any of second aspect or its above-mentioned realization method, in another realization method of second aspect, institute
It includes N number of path detection device to state remaining path detection device, and N is greater than or equal to 2, and the routing information includes：N number of road
The corresponding N number of sub-path information of diameter detection device, wherein the i-th sub-path information is used to indicate the i-th path detection device and exists
Position on the forward-path, i-th sub-path information are to receive the path based on the i-th path detection device
What the sub-path information of the upper hop path detection device carried in the path detection message when probe messages determined, i be more than or
Equal to 1 and i is less than or equal to N.
In conjunction with any of second aspect or its above-mentioned realization method, in another realization method of second aspect, institute
It is hop count of the i-th path detection device on the forward-path to state the i-th sub-path information.
The third aspect provides a kind of system of the forward-path of determining Business Stream, and the system comprises Network Management System
With the path detection device on the forward-path, the business is connected on outside the path detection device on the forward-path
It flows on the routing interface passed through, the path detection device on the forward-path includes being located at the forward-path initial position
Originate remaining path detection dress in addition to the starting path detection device on path detection device and the forward-path
It sets, wherein the Network Management System is used to obtain the business stream information of the Business Stream, and the Business Stream information includes described
The mark of the purpose IP address of Business Stream and the starting path detection device, according to the business stream information, instruction is described to be risen
Beginning path detection device is to the destination IP address forward-path probe messages, acquisition approach detection information, according to the path
Detection information determines that the forward-path, the path detection information include：The mark of remaining path detection device, with
And the routing information of remaining path detection device, the routing information are used to indicate remaining described path detection device in institute
State the position on forward-path；The starting path detection device is used for according to the instruction of the Network Management System to the mesh
IP address transmitting path probe messages；Remaining described path detection device is used for according to described in the path detection Receive message
Routing information, and send the path detection information to the Network Management System.
In conjunction with the third aspect, in a kind of realization method of the third aspect, remaining described path detection device includes N number of road
Diameter detection device, the routing information include：The corresponding N number of sub-path information of N number of path detection device, N are more than
Or it is equal to 2, wherein the i-th sub-path information is used to indicate position of the i-th path detection device on the forward-path, and i is more than
Or it is less than or equal to N equal to 1 and i；The Network Management System is specifically used for the mark according to the starting path detection device,
To the starting path detection device transmitting path probe command, the path detection order includes the destination IP address；Institute
It states starting path detection device to be specifically used for after receiving the path detection order, be obtained from the path detection order
The destination IP address, and forward the path detection message to the destination IP address；The i-th path detection device is specific
When for receiving the path detection message, according to the i-th sub-path information described in the path detection Receive message；To described
Network Management System sends i-th sub-path information.
In conjunction with any of the third aspect or its above-mentioned realization method, in another realization method of the third aspect, institute
It includes N number of path detection device to state remaining path detection device, and N is greater than or equal to 2, and the routing information includes：N number of road
The corresponding N number of sub-path information of diameter detection device, wherein the i-th sub-path information is used to indicate the i-th path detection device and exists
Position on the forward-path, i are greater than or equal to 1 and i and are less than or equal to N；The business stream information further includes the forwarding
The mark of path end path detection device, the Network Management System are specifically used for according to the starting path detection device
Mark, to the starting path detection device transmitting path probe command, according to the mark of the end path detection device, to
The end path detection device transmitting path detection terminates order, wherein the path detection order includes the destination IP
Address；The starting path detection device is specifically used for after receiving the path detection order, is ordered from the path detection
The destination IP address is obtained in order, and the path detection message is sent to the destination IP address；N number of path detection dress
Intermediate path detection device in addition to the end path detection device is set for when receiving the path detection message,
According to the corresponding sub-path information of intermediate path detection device described in the path detection Receive message, the intermediate path is visited
The mark and the corresponding sub-path information of the intermediate path detection device for surveying device are added in the path detection message, to
The path detection device of next-hop on the forward-path forwards the path detection message；The end path detection device
When for receiving the path detection message, corresponded to according to end path detection device described in the path detection Receive message
Sub-path information, the mark of the end path detection device and the corresponding subpath of the end path detection device are believed
Breath is added in the path detection message, the path detection information is obtained from the path detection message, to the net
Network manages system and sends the path detection information.
In the embodiment of the present invention, due to being connected on the routing interface that Business Stream flows through outside path detection device, starting
The path detection message that path detection device is sent to Business Stream purpose IP address can pass through remaining path on the forward-path
Detection device, so as to utilize the path detections such as the mark of the path detection Receive message remaining path detection device and position
Information can determine that the forward-path using the path detection information, improve the efficiency of determining Business Stream forward-path.
Description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, will make below to required in the embodiment of the present invention
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, other are can also be obtained according to these attached drawings
Attached drawing.
Fig. 1 is the system architecture exemplary plot when embodiment of the present invention to be applied to IP wireless carrier networks.
Fig. 2 is the schematic diagram of optical module and routing node assembly relation.
Fig. 3 is the exemplary plot of routing node, optical module and optical fiber connection type.
Fig. 4 is the schematic flow chart of the method for the forward-path of the determination Business Stream of the embodiment of the present invention.
Fig. 5 is the schematic block diagram of the Network Management System of the embodiment of the present invention.
Fig. 6 is the schematic block diagram of the Network Management System of the embodiment of the present invention.
Fig. 7 is the schematic block diagram of the system of the forward-path of the determination Business Stream of the embodiment of the present invention.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiment is a part of the embodiment of the present invention, rather than whole embodiments.Based on this hair
Embodiment in bright, the every other reality that those of ordinary skill in the art are obtained under the premise of not making creative work
Example is applied, the scope of protection of the invention should be all belonged to.
It should be understood that the embodiment of the present invention can be applied to various IP networks, such as Internet, soft exchange load-bearing network, IP
Wireless backhaul bearer network etc..For convenience of explanation, below mainly by taking IP wireless backhaul bearer networks as an example.
In IP wireless backhaul bearer networks, the message in Business Stream flows to base station control node from base station.With wechat industry
For business stream, when mobile phone sends picture with wechat, base station encodes image content, is encapsulated into using the IP address of base station as source IP
Then location passes through routing node (router or exchange using the IP address of base station control node as in the IP packet of purpose IP address
Machine etc.), which is forwarded to stand control node, and be further sent to the server of wechat.Above-mentioned base station can be BTS
(Base Transceiver Station, base transceiver station), NodeB (node B) or eNodeB (evolved NodeB, evolution
Node B) etc. various base stations, the control node of above-mentioned base station can be BSC (Base Station Controller, base station control
Device processed), RNC (Radio Network Controller, radio network controller), SGW (Service Gateway, service network
Pipe) or the network elements such as MME (Mobility Management Entity, mobile management entity).
Fig. 1 is the system architecture exemplary plot when embodiment of the present invention to be applied to IP wireless carrier networks.Business Stream is from base
Station starts, and passes through node 1 successively to node 5, eventually arrives at base station control node.Assuming that Network Management System will node 1 to
The forward-path that node 5 forms carries out IPFPM to Business Stream, which just needs to obtain this forward-path.
It should be understood that forward-path is made of multiple nodes, each node passes through routing interface finishing service disposed thereon
The transmitting-receiving of message in stream.Specifically, when Business Stream reaches a node, can enter from the incoming interface of the node, outgoing interface leaves.
In order to obtain the forward-path of Business Stream, the embodiment of the present invention introduces multiple path detection devices, these path detection devices point
Cloth is connected on forward-path to be detected, and by external mode with the routing interface of node on forward-path.It needs
It is bright, each node can one or more external path detection devices, for example, in Fig. 1, node 1 to node 4 is entering
External 1 path detection device on interface, node 5 have distinguished 1 path detection device external on incoming interface and outgoing interface.
Path detection device has the mark of oneself, which can uniquely identify the ESN of equipment
(equipment serial number, equipment Serial Number), Network Management System can be looked for according to the mark of path detection device
To the position of path detection device in a network.The specific product form of path detection device can there are many, for example, path visit
It can be the optical module being plugged on routing interface to survey device.Referring to Fig. 2, show that the physical arrangement of optical module is shown on the right side of Fig. 2
Illustration, the left sides Fig. 2 show that the connection relation of optical module and node, i.e. optical module are inserted in the routing interface slot of node, at this point,
The node is the host equipment that can be considered the optical module.In networking, the optical module on each node can be connected by optical fiber, in turn
Node is linked together, to form forward-path, Fig. 3 shows a kind of connection type of node, optical module and optical fiber.
In addition, in Fig. 1, Network Management System is responsible for the Business Stream carried in IP network.Network Management System is fallen
Local specialties form can be general computer (including common PC, work station, blade server etc.), the work(of Network Management System
It can be used as software systems (software function entity) or hardware (such as circuit) operation on computers.Network Management System and road
Diameter detection device can also be communicated, which can claim with direct communication by transit node as shown in Figure 1
For SNC (Smart Network Controller, intelligent network controller), it is mainly responsible for Network Management System and each path
The forwarding of message between detection device.Transit node landing product form can be general IP network equipment (including interchanger,
Router etc.), the corresponding function of transit node can be used as software function entity or hardware (such as circuit) operation is set in this IP network
It is standby upper；Transit node lands the veneer that product form can also be IP network equipment, and (network equipment is generally combined with machine frame+veneer
Mode constitute), the corresponding functions of SNC can be used as software function entity or hardware (such as circuit) operation on this veneer.
Fig. 4 is the schematic flow chart of the method for the forward-path of the determination Business Stream of the embodiment of the present invention.This method is answered
For Network Management System, on forward-path, the routing interface that Business Stream passes through is circumscribed with path detection device, the side of Fig. 4
Method includes：
410, the business stream information of Business Stream is obtained, Business Stream information includes the purpose IP address and forward-path of Business Stream
On starting path detection device mark.
It should be noted that above-mentioned forward-path can be the entire forward-path of Business Stream, can also be Business Stream
Part forward-path.
Above-mentioned starting path detection device is located at above-mentioned forward-path initial position, that is, it is forwarding to originate path detection device
The 1st path detection device on path.For example, in Fig. 1, path detection device 1 is starting path detection device.
Optionally, as one embodiment, step 410 may include：Obtain the mark of Business Stream, wherein the mark of Business Stream
Know for the source IP address of business stream packet and the combination of purpose IP address or the source IP for being identified as business stream packet of Business Stream
The combination of address, source port, purpose IP address and destination interface；According to the mark of Business Stream, by searching for traffic stream identifier with
The correspondence of business stream information obtains business stream information.
That is, Network Management System can prestore the correspondence of the mark and business stream information of Business Stream,
When it needs to be determined that Business Stream forward-path when, be based on the mark of the Business Stream, using above-mentioned correspondence, find the business
The business stream information of stream.
420, according to business stream information, path detection device is originated by instruction and detects report to purpose IP address forward-path
Text, acquisition approach detection information, path detection information include：Remaining road on forward-path in addition to originating path detection device
The routing information of the mark of diameter detection device and remaining path detection device, routing information are used to indicate remaining path detection
Position of the device on forward-path.
It should be noted that the mode of acquisition approach detection information can there are many, for example, passage path probe messages refer to
Show that remaining path detection device reports oneself position in a network；For another example, passage path probe messages indicate that remaining path is visited
The information such as respective mark and position are aggregated into path detection message and form above-mentioned path detection information by survey device, and by end
Tail path detection device is by the path detection information reporting summarized to Network Management System.
430, according to path detection information, forward-path is determined.
Specifically, step 430 may include：Remaining the path detection device indicated according to routing information is upper in forward-path
The mark of remaining path detection device is ranked up, obtains forward-path by the priority set.
By taking Fig. 1 as an example, path detection information may include：(mark of path detection device 2, the 2nd jumps), (path detection
The mark of device 3, the 3rd jumps), (mark of path detection device 4, the 4th jumps), (mark of path detection device 5, the 5th jumps),
(mark of path detection device 6, the 6th jumps).Since path detection device 1 is that the 1st to jump be known information, according to hop count from small
Forward-path is can be obtained by big sequence：Path detection device 1- path detection device 2- path detection device 3- path detections
Device 4- path detection device 5- path detections device 6.
In the embodiment of the present invention, due to being connected on the routing interface that Business Stream flows through outside path detection device, starting
The path detection message that path detection device is sent to Business Stream purpose IP address can pass through remaining path on the forward-path
Detection device, so as to utilize the path detections such as the mark of the path detection Receive message remaining path detection device and position
Information can determine that the forward-path using the path detection information, improve the efficiency of determining Business Stream forward-path.
Optionally, as one embodiment, remaining path detection device includes N number of path detection device, routing information packet
It includes：The corresponding N number of sub-path information of N number of path detection device, N are greater than or equal to 2, wherein the i-th sub-path information is used for
Indicate that position of the i-th path detection device on forward-path, step 420 may include：According to the mark of starting path detection device
Know, to starting path detection device transmitting path probe command, path detection order includes purpose IP address, is used to indicate starting
For path detection device to purpose IP address transmitting path probe messages, path detection message is used to indicate the i-th path detection device
The i-th sub-path information is sent to Network Management System；The i-th sub-path information is received from the i-th path detection device, and obtains transmission
The mark of i-th path detection device of the i-th sub-path information, wherein i are greater than or equal to 1 and i and are less than or equal to N.It is apparent that this
The N and i invented in all embodiments is integer.
Specifically, the i-th sub-path information can indicate that the i-th path detection device is which of forward-path jumps.For example, rising
When beginning path detection device generates path detection message, hop=1 can be added in path detection message, be used to indicate oneself
It is the 1st jump of the forward-path.2nd path detection device extracts hop=1 from path detection message, learns that oneself is
The 2nd of forward-path is jumped, and the hop values in path detection message is then updated to 2, and hop=2 is sent to Network Management Department
System.Subsequent path detection device executes the action similar with the 2nd path detection device.In addition, end path detection fills
The forwarding of path detection message can also be terminated by setting, and avoid its influence to follow-up network element performance.
Optionally, as one embodiment, remaining path detection device includes N number of path detection device, routing information packet
It includes：The corresponding N number of sub-path information of N number of path detection device, wherein the i-th sub-path information is used to indicate the spy of the i-th path
Position of the device on forward-path is surveyed, business stream information further includes the mark of forward-path end path detection device, step
420 may include：According to the mark of starting path detection device, to starting path detection device transmitting path probe command, path
Probe command includes purpose IP address, is used to indicate starting path detection device to purpose IP address transmitting path probe messages,
Path detection message is used to indicate the i-th path detection device and adds the mark of the i-th path detection device and the i-th sub-path information
Into path detection message；According to the mark of end path detection device, detected eventually to end path detection device transmitting path
It only orders, path detection terminates order and is used to indicate end path detection device acquisition approach detection letter from path detection message
Breath, and report path detection information to Network Management System；From end path detection device RX path detection information.
For example, the mark of oneself and hop=1 can be added to path detection message by starting path detection device
In, the 2nd path detection device is based on hop=1, learns that the hop values of oneself are 2, and the mark of oneself and hop=2 are added to
In path detection message, continue to forward, subsequent path detection device (removing end path detection device) executes and the 2nd path detection
The similar step of device.End path detection device will in addition to the mark of oneself and hop values are added in path detection message,
It also needs to the path detection information in path detection message being sent to Network Management System.In addition, end path detection device
The forwarding that path detection message can also be terminated avoids its influence to follow-up network element performance.It should be understood that above-mentioned end path is visited
It is the last one path detection device on forward-path to survey device.For example, in Fig. 1, path detection device 6 is end path
Detection device.
In addition, to carry out IPFPM to Business Stream, it is also necessary to obtain in Business Stream message in the message characteristic of each forward node
Information, which Business Stream message belongs to the message characteristic information for identification.For example, mainstream IP network all uses at present
MPLS/VPN (hand over by Multi-Protocol Label Switching/Virtual Private Network, multiprotocol label
Change/Virtual Private Network) technology traffic streams, when IP packet reaches the bearer network boundaries IP, ingress is according to industry
It is engaged in the purpose IP address of stream, initial VPN label and MPLS label is added for message, and utilize VPN label and MPLS label
It exchanges and carries out subsequent message forwarding.It will be to using the Business Stream of MPLS/VPN technologies to carry out IPFPM, it is necessary to obtain identification industry
MPLS/VPN labels in business stream needed for message.In the prior art, it is to use people to implement the message characteristic information needed for IPFPM
What the mode of work inquiry obtained, query process can be by VPN pretection switch technology, tunnel Nesting Technique, protecting tunnel technology etc.
The obstruction of technology, query process are complicated.
Optionally, as one embodiment, path detection information also packet path detection device is forwarded to remaining path detection
Message characteristic information when device, message characteristic information include one or more in following information：MPLS label, VPN label,
And VLAN tag (Virtual Local Area Network Tag, virtual local area network tags).
It should be understood that the forward-path due to path detection message along Business Stream forwards, each path is visited on forward-path
Survey the message characteristic information one when the message characteristic information that device obtains flows through this path detection device with message in the Business Stream
It causes.
One path detection device may receive the message from many Business Streams, and different business stream packet is through passing by one's way
When diameter detection device, message characteristic information is different, for example, the source IP address of message, purpose IP address, source port, mesh
Port, DSCP values or label are different.The label may include one of the following or multiple：MPLS label, VPN label or VLAN
Label.Specifically, on the forward-path for having used MPLS and vlan technology, label may include：MPLS label+VLAN marks
Label；On the forward-path for having used MPLS, VPN and vlan technology, label may include：MPLS label+VPN label+VLAN marks
Label.
Above in association with Fig. 1-Fig. 4, the method that determining Business Stream forward-path according to the ... of the embodiment of the present invention is described in detail,
Below in conjunction with Fig. 5 and Fig. 6, Network Management System according to the ... of the embodiment of the present invention is described in detail.
Fig. 5 is the schematic block diagram of the Network Management System of the embodiment of the present invention.It should be understood that the Network Management System of Fig. 5
500 are able to carry out each step executed by Network Management System in Fig. 4, and to avoid repeating, details are not described herein again.Network management
System 500 includes：
First acquisition unit 510, the business stream information for obtaining Business Stream, on the forward-path of Business Stream, business
The routing interface that stream passes through is circumscribed with path detection device, Business Stream information include Business Stream purpose Internet protocol IP address and
The mark of starting path detection device on forward-path；
Second acquisition unit 520, the business stream information for being obtained according to first acquisition unit 510 are originated by indicating
Path detection device includes to purpose IP address forward-path probe messages, acquisition approach detection information, path detection information：Turn
Send out the mark of remaining path detection device in addition to originating path detection device on path and remaining path detection device
Routing information, routing information are used to indicate remaining position of path detection device on forward-path；
Determination unit 530, the path detection information for being obtained according to second acquisition unit 520, determines forward-path.
In the embodiment of the present invention, due to being connected on the routing interface that Business Stream flows through outside path detection device, starting
The path detection message that path detection device is sent to Business Stream purpose IP address can pass through remaining path on the forward-path
Detection device, so as to utilize the path detections such as the mark of the path detection Receive message remaining path detection device and position
Information can determine that the forward-path using the path detection information, improve the efficiency of determining Business Stream forward-path.
Optionally, as one embodiment, remaining path detection device includes N number of path detection device, routing information packet
It includes：The corresponding N number of sub-path information of N number of path detection device, wherein the i-th sub-path information is used to indicate the spy of the i-th path
Position of the device on forward-path is surveyed, second acquisition unit 520 is specifically used for the mark according to starting path detection device, to
Path detection device transmitting path probe command is originated, path detection order includes purpose IP address, is used to indicate starting path
For detection device to purpose IP address transmitting path probe messages, path detection message is used to indicate the i-th path detection device to net
Network manages system and sends the i-th sub-path information；The i-th sub-path information is received from the i-th path detection device, and obtains transmission i-th
The mark of i-th path detection device of sub-path information.
Optionally, as one embodiment, remaining path detection device includes N number of path detection device, routing information packet
It includes：The corresponding N number of sub-path information of N number of path detection device, wherein the i-th sub-path information is used to indicate the spy of the i-th path
Survey position of the device on forward-path, business stream information further includes the mark of forward-path end path detection device, and second
Acquiring unit 520 is specifically used for the mark according to starting path detection device, to starting path detection device transmitting path detection
Order, path detection order include purpose IP address, and path detection order is used to indicate starting path detection device to destination IP
Address transmitting path probe messages, path detection message are used to indicate the i-th path detection device by the mark of the i-th path detection device
Know and the i-th sub-path information is added in path detection message；According to the mark of end path detection device, visited to end path
It surveys the detection of device transmitting path and terminates order, path detection terminates order and is used to indicate end path detection device from path detection
Acquisition approach detection information in message, and report path detection information to Network Management System；From end, path detection device connects
Receive path detection information.
Optionally, as one embodiment, determination unit 530 is specifically used for visiting according to remaining path that routing information indicates
The priority for surveying device position on forward-path, the mark of remaining path detection device is ranked up, forward-path is obtained.
Optionally, as one embodiment, path detection information also packet path detection device is forwarded to remaining path detection
Message characteristic information when device, message characteristic information include one or more in following information：MPLS label, VPN label
And VLAN tag.
Optionally, as one embodiment, first acquisition unit 510 is specifically used for obtaining the mark of Business Stream, wherein industry
Business stream be identified as the source IP address of business stream packet and the combination of purpose IP address or Business Stream be identified as Business Stream report
The combination of the source IP address, source port, purpose IP address and destination interface of text；According to the mark of Business Stream, by searching for business
The correspondence of traffic identifier and business stream information obtains business stream information.
Optionally, as one embodiment, remaining path detection device includes N number of path detection device, routing information packet
It includes：The corresponding N number of sub-path information of N number of path detection device, wherein the i-th sub-path information is used to indicate the spy of the i-th path
Position of the device on forward-path is surveyed, the i-th sub-path information is to receive path detection message based on the i-th path detection device
When the path detection message in the sub-path information of upper hop path detection device that carries determine.
Optionally, as one embodiment, the i-th sub-path information is jump of the i-th path detection device on forward-path
Number.
Fig. 6 is the schematic block diagram of the Network Management System of the embodiment of the present invention.Network Management System 600 includes：Processing
Device 610, transmitter 620 and receiver 630.
Processor 610, the business stream information for obtaining Business Stream, on the forward-path of Business Stream, Business Stream passes through
Routing interface be circumscribed with path detection device, Business Stream information includes purpose Internet protocol IP address and the forwarding road of Business Stream
The mark of starting path detection device on diameter；According to business stream information, starting path detection device is indicated by transmitter 620
To purpose IP address forward-path probe messages, acquisition approach detection information, path detection information includes：It is removed on forward-path
The mark of remaining path detection device except beginning path detection device and the routing information of remaining path detection device, road
Diameter information is used to indicate remaining position of path detection device on forward-path；It is detected and is believed by 630 RX path of receiver
Breath, and according to the path detection information, determine forward-path.
In an implementation mode, remaining described path detection device includes N number of path detection device, and N is greater than or equal to
2, the routing information includes：The corresponding N number of sub-path information of N number of path detection device, wherein the i-th subpath
Information is used to indicate position of the i-th path detection device on the forward-path, and i is greater than or equal to 1 and i and is less than or equal to N.
Processor 610 is specifically used for the mark according to the starting path detection device, and indicator -transmitter 620 is visited to the starting path
Device transmitting path probe command is surveyed, the path detection order includes the destination IP address, and the path detection order is used
In the instruction starting path detection device path detection message, the path detection report are sent to the destination IP address
Text is used to indicate the i-th path detection device and sends i-th sub-path information to the Network Management System；Instruction receives
Device 630 receives i-th sub-path information from the i-th path detection device, and obtains and send i-th sub-path information
The mark of the i-th path detection device.
Under another realization method, the business stream information further includes the forward-path end path detection device
Mark；Remaining described path detection device includes N number of path detection device, and N is greater than or equal to 2, and the routing information includes：Institute
State the corresponding N number of sub-path information of N number of path detection device, wherein the i-th sub-path information is used to indicate the spy of the i-th path
Position of the device on the forward-path is surveyed, i is greater than or equal to 1 and i and is less than or equal to N.The processor 610 is specifically used for
According to the mark of the starting path detection device, indicator -transmitter 620 is visited to the starting path detection device transmitting path
Order is surveyed, the path detection order includes the destination IP address, and the path detection order is used to indicate the starting road
Diameter detection device sends the path detection message to the destination IP address, and the path detection message is used to indicate described the
The mark of the i-th path detection device and i-th sub-path information are added to the path detection by i path detections device
In message, and continue to send the path detection message after the addition to next path detection device；Processor 610 is additionally operable to
According to the mark of the end path detection device, indicator -transmitter 620 is visited to the end path detection device transmitting path
It surveys and terminates order, the path detection terminates order and is used to indicate the end path detection device from the path detection message
It is middle to obtain the path detection information, and report the path detection information to the Network Management System；Indicate receiver 630
The path detection information is received from the end path detection device.
Optionally, as one embodiment, processor 610 is specifically used for remaining path detection indicated according to routing information
The priority of device position on forward-path, the mark of remaining path detection device is ranked up, forward-path is obtained.
Optionally, as one embodiment, path detection information also packet path detection device is forwarded to remaining path detection
Message characteristic information when device, message characteristic information include one or more in following information：MPLS label, VPN label
And VLAN tag.
Optionally, as one embodiment, processor 610 is specifically used for obtaining the mark of Business Stream, wherein Business Stream
It is identified as the source for being identified as business stream packet of the source IP address of business stream packet and the combination of purpose IP address or Business Stream
The combination of IP address, source port, purpose IP address and destination interface；According to the mark of Business Stream, by searching for traffic stream identifier
With the correspondence of business stream information, business stream information is obtained.
Optionally, as one embodiment, remaining path detection device includes N number of path detection device, routing information packet
It includes：The corresponding N number of sub-path information of N number of path detection device, wherein the i-th sub-path information is used to indicate the spy of the i-th path
Position of the device on forward-path is surveyed, the i-th sub-path information is to receive path detection message based on the i-th path detection device
When the path detection message in the sub-path information of upper hop path detection device that carries determine.
Optionally, as one embodiment, the i-th sub-path information is jump of the i-th path detection device on forward-path
Number.
It should be understood that the Network Management System 600 of Fig. 6 is able to carry out what Network Management System in previous embodiment executed
Each step, to avoid repeating, details are not described herein again.
In other embodiments, the processor described in Fig. 6, transmitters and receivers can also be connected by bus, this hair
Bright embodiment can also include memory, and memory is connect with the above three also by bus.Wherein, memory is based on storing
Calculation machine program, processor are used to read the computer program stored in memory for realization side provided in an embodiment of the present invention
Method.Be related to other network entities, such as the step of path detection device interacts, realized by transmitters and receivers,
Such as transmitter is used to send out for RX path detection device to path detection device transmitting path probe messages or receiver
Path detection information sent, etc..Concrete methods of realizing can refer to described in previous embodiment, and details are not described herein.
As it can be seen that in the embodiment of the present invention, due to being connected on the routing interface that Business Stream flows through outside path detection device, because
This, the path detection message that starting path detection device is sent to Business Stream purpose IP address can pass through its on the forward-path
Remaining path detection device, so as to using the mark of the path detection Receive message remaining path detection device and its forwarding
The path detections information such as position on path can determine that the forward-path using the path detection information, improve determination
The efficiency of Business Stream forward-path.
Fig. 7 is the schematic block diagram of the system of the forward-path of the determination Business Stream of the embodiment of the present invention.The system of Fig. 7
700 include Network Management System 710 and the path detection device 720 on forward-path, the path detection on forward-path
It is connected on outside device 720 on the routing interface of Business Stream process, the path detection device 720 on forward-path includes being located at forwarding road
It visits in remaining path on the starting path detection device and forward-path of diameter initial position in addition to originating path detection device
Survey device, wherein
Network Management System 710 is used to obtain the business stream information of Business Stream, according to business stream information, is originated by indicating
Path detection device is to purpose IP address forward-path probe messages, acquisition approach detection information, according to path detection information, really
Determine forward-path, wherein Business Stream information includes the purpose Internet protocol IP address and starting path detection device of Business Stream
Mark, path detection information include：The routing information of the mark of remaining path detection device and remaining path detection device,
Routing information is used to indicate remaining position of path detection device on forward-path；
Starting path detection device in path detection device 720 is used for according to the instruction of Network Management System to destination IP
Address transmitting path probe messages；
Remaining path detection device in path detection device 720 is used for according to path detection Receive message routing information,
And to Network Management System transmitting path detection information.
In the embodiment of the present invention, due to being connected on the routing interface that Business Stream flows through outside path detection device, starting
The path detection message that path detection device is sent to Business Stream purpose IP address can pass through remaining path on the forward-path
Detection device, so as to utilize the path detections such as the mark of the path detection Receive message remaining path detection device and position
Information can determine that the forward-path using the path detection information, improve the efficiency of determining Business Stream forward-path.
Optionally, as one embodiment, remaining path detection device may include N number of path detection device, routing information
Including：The corresponding N number of sub-path information of N number of path detection device, wherein the i-th sub-path information is used to indicate the i-th path
Position of the detection device on forward-path, Network Management System are specifically used for the mark according to starting path detection device, to
Path detection device transmitting path probe command is originated, path detection order includes purpose IP address；Originate path detection device
After receiving path detection order, purpose IP address is obtained from path detection order, and to purpose IP address
Transmitting path probe messages；When i-th path detection device is specifically used for receiving path detection message, according to path detection message
Obtain the i-th sub-path information；The i-th sub-path information is sent to Network Management System.
Optionally, as one embodiment, remaining path detection device includes N number of path detection device, routing information packet
It includes：The corresponding N number of sub-path information of N number of path detection device, wherein the i-th sub-path information is used to indicate the spy of the i-th path
Position of the device on forward-path is surveyed, business stream information further includes the mark of forward-path end path detection device, network
Management system is specifically used for the mark according to starting path detection device, to starting path detection device transmitting path detection life
It enables, according to the mark of end path detection device, is detected to end path detection device transmitting path and terminate order, wherein road
Diameter probe command includes purpose IP address；Starting path detection device is specifically used for after receiving path detection order, from road
Purpose IP address is obtained in diameter probe command, to purpose IP address transmitting path probe messages；Except end in N number of path detection device
After intermediate path detection device except tail path detection device is used to receive path detection message, according to path detection report
Text obtains the corresponding sub-path information of intermediate path detection device, and the mark of intermediate path detection device and intermediate path are detected
The corresponding sub-path information of device is added in path detection message, and the path detection device of the next-hop on forward-path turns
Send out path detection message；End path detection device according to path detection message for after receiving path detection message, obtaining
The corresponding sub-path information of end path detection device is taken, by the mark of end path detection device and end path detection device
Corresponding sub-path information is added in path detection message, the acquisition approach detection information from path detection message, to network
Management system transmitting path detection information.
As it can be seen that in system provided in an embodiment of the present invention, since path detection device is connected on the routing that Business Stream flows through outside
On interface, therefore, the path detection message that starting path detection device is sent to Business Stream purpose IP address can pass through the forwarding
Remaining path detection device on path, so as to utilize the mark of remaining path detection device of the path detection Receive message
With the path detections information such as position, it can determine that the forward-path using the path detection information, improve determining Business Stream
The efficiency of forward-path.
It should be understood that in embodiments of the present invention, term "and/or" is only a kind of incidence relation of description affiliated partner,
Indicate may exist three kinds of relationships.For example, A and/or B, can indicate：Individualism A, exists simultaneously A and B, individualism B this
Three kinds of situations.In addition, character "/" herein, it is a kind of relationship of "or" to typically represent forward-backward correlation object.
Those of ordinary skill in the art may realize that lists described in conjunction with the examples disclosed in the embodiments of the present disclosure
Member and algorithm steps, can be realized with electronic hardware, computer software, or a combination of the two, in order to clearly demonstrate hardware
With the interchangeability of software, each exemplary composition and step are generally described according to function in the above description.This
A little functions are implemented in hardware or software actually, depend on the specific application and design constraint of technical solution.Specially
Industry technical staff can use different methods to achieve the described function each specific application, but this realization is not
It is considered as beyond the scope of this invention.
It is apparent to those skilled in the art that for convenience of description and succinctly, foregoing description is
The specific work process of system, device and unit, can refer to corresponding processes in the foregoing method embodiment, details are not described herein.
In several embodiments provided herein, it should be understood that disclosed systems, devices and methods, it can be with
It realizes by another way.For example, the apparatus embodiments described above are merely exemplary, for example, the unit
It divides, only a kind of division of logic function, formula that in actual implementation, there may be another division manner, such as multiple units or component
It can be combined or can be integrated into another system, or some features can be ignored or not executed.In addition, shown or beg for
The mutual coupling, direct-coupling or communication connection of opinion can be the INDIRECT COUPLING by some interfaces, device or unit
Or communication connection, can also be electricity, mechanical or other form connections.
The unit illustrated as separating component may or may not be physically separated, aobvious as unit
The component shown may or may not be physical unit, you can be located at a place, or may be distributed over multiple
In network element.Some or all of unit therein can be selected according to the actual needs to realize the embodiment of the present invention
Purpose.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, it can also
It is that each unit physically exists alone, can also be during two or more units are integrated in one unit.It is above-mentioned integrated
The form that hardware had both may be used in unit is realized, can also be realized in the form of SFU software functional unit.
If the integrated unit is realized in the form of SFU software functional unit and sells or use as independent product
When, it can be stored in a computer read/write memory medium.Based on this understanding, technical scheme of the present invention is substantially
The all or part of the part that contributes to existing technology or the technical solution can be in the form of software products in other words
It embodies, which is stored in a storage medium, including some instructions are used so that a computer
Equipment (can be personal computer, server or the network equipment etc.) executes the complete of each embodiment the method for the present invention
Portion or part steps.And storage medium above-mentioned includes：USB flash disk, mobile hard disk, read-only memory (ROM, Read-Only
Memory), random access memory (RAM, Random Access Memory), magnetic disc or CD etc. are various can store journey
The medium of sequence code.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can readily occur in various equivalent modifications or replace
It changes, these modifications or substitutions should be covered by the protection scope of the present invention.Therefore, protection scope of the present invention should be with right
It is required that protection domain subject to.
Claims (8)
1. a kind of system of the forward-path of determining Business Stream, which is characterized in that the system comprises Network Management System and position
It is to be connected on the Business Stream outside in the path detection device on the path detection device on the forward-path, the forward-path
Optical module on the routing interface of process, the path detection device on the forward-path include being located at the forward-path to originate
Remaining path on the starting path detection device and the forward-path of position in addition to the starting path detection device
Detection device, wherein
The business stream information that the Network Management System is used to obtain the Business Stream passes through finger according to the business stream information
Show the starting path detection device to purpose IP address forward-path probe messages, acquisition approach detection information, according to described
Path detection information determines the forward-path, wherein the Business Stream information includes the purpose Internet protocol of the Business Stream
The mark of IP address and the starting path detection device, the path detection information include：Remaining described path detection device
Mark and remaining path detection device routing information, the routing information is used to indicate remaining described path and visits
Survey position of the device on the forward-path；
The starting path detection device is used to send institute to the destination IP address according to the instruction of the Network Management System
State path detection message；
Remaining described path detection device is used for according to routing information described in the path detection Receive message, and to the network
Management system sends the path detection information.
2. the system as claimed in claim 1, which is characterized in that remaining described path detection device includes N number of path detection dress
It sets, N is greater than or equal to 2, and the routing information includes：The corresponding N number of sub-path information of N number of path detection device,
Wherein, the i-th sub-path information is used to indicate position of the i-th path detection device on the forward-path, and i is greater than or equal to 1
And i is less than or equal to N；
The Network Management System is specifically used for the mark according to the starting path detection device, to the starting path detection
Device transmitting path probe command, the path detection order include the destination IP address；
The starting path detection device is specifically used for after receiving the path detection order, from the path detection order
Middle acquisition the destination IP address, and send the path detection message to the destination IP address；
When the i-th path detection device is specifically used for receiving the path detection message, according to the path detection message
Obtain i-th sub-path information；I-th sub-path information is sent to the Network Management System.
3. the system as claimed in claim 1, which is characterized in that remaining described path detection device includes N number of path detection dress
It sets, N is greater than or equal to 2, and the routing information includes：The corresponding N number of sub-path information of N number of path detection device,
Wherein, the i-th sub-path information is used to indicate position of the i-th path detection device on the forward-path, the Business Stream letter
Breath further includes the mark of the forward-path end path detection device, and i is greater than or equal to 1 and i and is less than or equal to N；
The Network Management System is specifically used for the mark according to the starting path detection device, to the starting path detection
Device transmitting path probe command is sent out according to the mark of the end path detection device to the end path detection device
Path detection is sent to terminate order, wherein the path detection order includes the destination IP address；
The starting path detection device is specifically used for after receiving the path detection order, from the path detection order
Middle acquisition the destination IP address sends the path detection message to the destination IP address；
Intermediate path detection device in N number of path detection device in addition to the end path detection device is for receiving
To after the path detection message, according to the corresponding sub- road of intermediate path detection device described in the path detection Receive message
Diameter information adds the mark of the intermediate path detection device and the corresponding sub-path information of the intermediate path detection device
To in the path detection message, the path detection device of the next-hop on the forward-path forwards the path detection report
Text；
The end path detection device according to the path detection message for after receiving the path detection message, obtaining
The corresponding sub-path information of the end path detection device is taken, by the mark of the end path detection device and the end
The corresponding sub-path information of path detection device is added in the path detection message, is obtained from the path detection message
The path detection information sends the path detection information to the Network Management System.
4. system as claimed in any one of claims 1-3, which is characterized in that the Network Management System is specifically used for：It presses
According to the priority of remaining path detection device position on the forward-path described in routing information instruction, will it is described remaining
The mark of path detection device is ranked up, and obtains the forward-path.
5. system as claimed in any one of claims 1-3, which is characterized in that the path detection information also wraps the path
Detection device is forwarded to message characteristic information when remaining described path detection device, and the message characteristic information includes following letter
It is one or more in breath：Multiprotocol label switching MPLS label, Virtual Private Network VPN label and virtual LAN VLAN mark
Label.
6. system as claimed in any one of claims 1-3, which is characterized in that the Network Management System is specifically used for：It obtains
Take the mark of the Business Stream, wherein the source IP address for being identified as the business stream packet of the Business Stream and destination IP
Source IP address, source port, purpose IP address and the mesh for being identified as the business stream packet of the combination of location or the Business Stream
Port combination；According to the mark of the Business Stream, by searching for pair of the traffic stream identifier and the business stream information
It should be related to, obtain the business stream information.
7. system as claimed in any one of claims 1-3, which is characterized in that remaining described path detection device includes N number of
Path detection device, N are greater than or equal to 2, and the routing information includes：The corresponding N number of son of N number of path detection device
Routing information, wherein the i-th sub-path information is used to indicate position of the i-th path detection device on the forward-path, described
I-th sub-path information is path detection message when receiving the path detection message based on the i-th path detection device
What the sub-path information of the upper hop path detection device of middle carrying determined, i is greater than or equal to 1 and i and is less than or equal to N.
8. system as claimed in claim 7, which is characterized in that i-th sub-path information is the i-th path detection device
Hop count on the forward-path.
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| CN105812162A (en) * | 2014-12-30 | 2016-07-27 | 北京华为数字技术有限公司 | Device and method used for acquiring forwarding path information of business flow |
| EP3799355A1 (en) * | 2015-10-22 | 2021-03-31 | Huawei Technologies Co., Ltd. | Service processing method, apparatus, and system |
| JP6753267B2 (en) * | 2015-11-26 | 2020-09-09 | 株式会社リコー | Management system, management device, information management method, program |
| CN108259261B (en) * | 2017-03-31 | 2020-02-11 | 新华三技术有限公司 | Path detection method and device |
| CN112039944A (en) * | 2018-01-12 | 2020-12-04 | 华为技术有限公司 | Data transmission method and device |
| CN114070785A (en) | 2018-03-29 | 2022-02-18 | 华为技术有限公司 | Message sending method, network node and system |
| US10771379B2 (en) * | 2018-12-04 | 2020-09-08 | Juniper Networks, Inc. | Apparatus, system, and method for discovering network paths |
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| CN101193019A (en) * | 2006-11-20 | 2008-06-04 | 中兴通讯股份有限公司 | Backup path maintenance method for video transmission in wireless Ad hoc network |
| CN102217378A (en) * | 2011-05-27 | 2011-10-12 | 华为技术有限公司 | Method, device and system for detecting routing information |
| CN103746874A (en) * | 2013-12-30 | 2014-04-23 | 华为技术有限公司 | Method and equipment for IP (Internet protocol) FPM (flow performance monitor) |
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