CN107995015A - The method and apparatus for obtaining the end-to-end detection paths of TWAMP - Google Patents
The method and apparatus for obtaining the end-to-end detection paths of TWAMP Download PDFInfo
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- CN107995015A CN107995015A CN201610950987.2A CN201610950987A CN107995015A CN 107995015 A CN107995015 A CN 107995015A CN 201610950987 A CN201610950987 A CN 201610950987A CN 107995015 A CN107995015 A CN 107995015A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/02—Arrangements for optimising operational condition
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/46—Interconnection of networks
- H04L12/4641—Virtual LANs, VLANs, e.g. virtual private networks [VPN]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/06—Management of faults, events, alarms or notifications
- H04L41/0654—Management of faults, events, alarms or notifications using network fault recovery
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
- H04L43/0805—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters by checking availability
- H04L43/0811—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters by checking availability by checking connectivity
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/08—Testing, supervising or monitoring using real traffic
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W64/00—Locating users or terminals or network equipment for network management purposes, e.g. mobility management
Abstract
The invention discloses a kind of acquisition TWAMP it is end-to-end detection path method and apparatus, the described method includes：Obtain the configuration information of TWAMP detection examples；Configuration information includes：Source IP, destination IP and known end；Service inquiry is carried out according to known end, determines the IP of L 3 virtual mouth in the L2VPNL3VPN business of TWAMP detection examples, and two or three layers of bridge joint network element of inquiry, determines that source IP, destination IP close the correspondence of equipment CE2 with two layers of base station equipment CE1, three-layer network；According to L2VPNL3VPN business and source IP, the correspondence of destination IP and CE1, CE2, the actually detected path of TWAMP detection examples is searched out, and the position of transmitting terminal and reflection end is determined on the actually detected path.The TWAMP testing results of the invention that solve well are single, are unfavorable for quickly solving the problems, such as failure.
Description
Technical field
The present invention relates to the communications field, more particularly to a kind of acquisition TWAMP (Two-way Active Measurement
Protocol, two-way active measurement agreement) it is end-to-end detection path method and apparatus.
Background technology
4G LTE are network flattenings relative to traditional 2G/3G networks, bearing part maximum feature, and introduce S1 and
X2 interface, networking mode is based on L2VPN (Layer 2 virtual private network)+L3VPN (Layer3 Virtual Private Network).Using S1 interfaces as
Example, due to each base station establish it is a plurality of individually route belong to different gateway sGW can cause connect quantity drastically
Increase, causes sky high cost, therefore IP route forwarding functions (L3VPN) are introduced in bearer network, is route by the IP in bearer network
Forwarding capability completes the flexible forwarding of different base station difference sGW, forms core layer.Meanwhile in order to improve the manageability of network,
Scalability and security, control L3VPN scales, and cut-in convergent layer still uses traditional L2VPN technologies.
Before BTS service is opened, after the relevant configuration for completing above-mentioned L2VPN+L3VPN, in order to whether detect business configuration
Normally, current way is：After being accessed in base station, the ping to base station is initiated from the L3 virtual interfaces of L2L3 bridge contacts, detection with
Connectedness between base station, then initiate the ping to sGW, the connectedness between detection and sGW from L2L3 bridge contacts.The above method
Have the disadvantage that：It is 1. cumbersome using segmentation detection；2. do not accessed in base station, the connection of L2VPN networks can not be detected
Property；3. sexual abnormality is connected between bridge node and base station, it can not judge it is base station fault, or L2VPN network failures.On in view of
Shortcoming is stated, proposes UNI/NNI ping demands, end to end connectivity detection is realized based on ping functions.But ping can not be real
Existing performance measurement, therefore, and propose according to the two-way active measurement agreements of RFC 5357 (TWAMP) realize it is connective end to end with
And performance measurement scheme.Out of order, time delay, packet loss and handling capacity (similar TST) are measured based on IP.
At present, TWAMP is a kind of efficient detection of connectivity mode, but only one logical or obstructed as a result, into one
Step analysis reason such as route situation, related alarm performance, and the efficiency such as segmentation ping is low, is unfavorable for quickly solving failure.
The content of the invention
The present invention provides a kind of acquisition TWAMP method and apparatus in end-to-end detection path, to solve in the prior art
TWAMP testing results are single, are unfavorable for quickly solving the problems, such as failure.
According to one aspect of the present invention, there is provided a kind of method in the end-to-end detection paths of acquisition TWAMP, including：
Obtain the configuration information of TWAMP detection examples；The configuration information includes：Source IP, destination IP and known end, it is described
Known end includes：Transmitting terminal and/or reflection end；
Service inquiry is carried out according to the known end, determines the L2VPNL3VPN business of the TWAMP detection examples；
Determine that the source IP, the destination IP close the correspondence of equipment CE2 with two layers of base station equipment CE1, three-layer network；
According to the L2VPNL3VPN business and source IP, the correspondence of the destination IP and CE1, CE2, search
The actually detected path for the TWAMP detection examples that rope goes out, and determine transmitting terminal and reflection end on the actually detected path
Position.
According to another aspect of the present invention, there is provided a kind of device in the end-to-end detection paths of acquisition TWAMP, including：
Configuration information acquisition module, for obtaining the configuration information of TWAMP detection examples；The configuration information includes：Source
IP, destination IP and known end, the known end include：Transmitting terminal and/or reflection end；
First processing module, for carrying out service inquiry according to the known end, determines the TWAMP detection examples
L2VPNL3VPN business；
Second processing module, for determining that the source IP, the destination IP and two layers of base station equipment CE1, three-layer network are closed and set
The correspondence of standby CE2；
Search for routing module, for according to the L2VPNL3VPN business and source IP, the destination IP and CE1,
The correspondence of CE2, searches out the actually detected path of TWAMP detection examples；
Position determination module, for determining the position of transmitting terminal and reflection end on the actually detected path.
The present invention has the beneficial effect that：
The method and apparatus in the end-to-end detection paths of acquisition TWAMP provided by the invention, it is only necessary to use existing TWAMP
Detection attribute just can directly acquire actually detected path, maintain easily personnel and further examined in the case where TWAMP detections are obstructed
Circuit network, greatly improves fault location efficiency.
Described above is only the general introduction of technical solution of the present invention, in order to better understand the technological means of the present invention,
And can be practiced according to the content of specification, and in order to allow above and other objects of the present invention, feature and advantage can
Become apparent, below especially exemplified by the embodiment of the present invention.
Brief description of the drawings
By reading the detailed description of hereafter preferred embodiment, it is various other the advantages of and benefit it is common for this area
Technical staff will be clear understanding.Attached drawing is only used for showing the purpose of preferred embodiment, and is not considered as to the present invention
Limitation.And in whole attached drawing, identical component is denoted by the same reference numerals.In the accompanying drawings：
Fig. 1 is a kind of flow chart of the method in the end-to-end detection paths of acquisition TWAMP that first embodiment of the invention provides；
Fig. 2 is a kind of flow chart of the method in the end-to-end detection paths of acquisition TWAMP that second embodiment of the invention provides；
Fig. 3 is L2VPN+L3VPN networking diagrams in second embodiment of the invention；
Fig. 4 is the TWAMP detections road that end-to-end scene, client mode are under three floor UNI in second embodiment of the invention
By schematic diagram；
Fig. 5 is that only transmitting terminal scene, client mode are the TWAMP detections under three layers of UNI in second embodiment of the invention
It route schematic diagram；
Fig. 6 is a kind of structural frames of the device in the end-to-end detection paths of acquisition TWAMP that third embodiment of the invention provides
Figure.
Embodiment
The exemplary embodiment of the disclosure is more fully described below with reference to accompanying drawings.Although the disclosure is shown in attached drawing
Exemplary embodiment, it being understood, however, that may be realized in various forms the disclosure without should be by embodiments set forth here
Limited.On the contrary, these embodiments are provided to facilitate a more thoroughly understanding of the present invention, and can be by the scope of the present disclosure
Completely it is communicated to those skilled in the art.
The embodiment of the present invention aims to provide a kind of method and apparatus in the end-to-end detection paths of acquisition TWAMP, the method
The actually detected path for the TWAMP detections that can be obtained with device, and it is automatically presented to user, it is convenient directly perceived, effectively
Help network management personnel easily to control network, improve network management efficiency and level.
Specifically, a kind of acquisition TWAMP methods in end-to-end detection path are provided in the first embodiment of the present invention, should
For in the system of two layers of L2 virtual private networks and three layers of L3VPN common networkings, as shown in Figure 1, the described method includes：
Step S101, obtains the configuration information of TWAMP detection examples；The configuration information includes：Source IP, destination IP and
Know end, the known end includes：Transmitting terminal and/or reflection end；
In the present embodiment, detection scene can be determined according to known end.Specifically, when known end includes transmitting terminal and transmitting
It is end-to-end scene during end；When known end only includes transmitting terminal, for only transmitting terminal scene；When known end only includes reflection end
When, for only reflection end scene.
Wherein, when known end includes transmitting terminal, transmitting terminal client mode information is further included in configuration information.The visitor
Family end pattern information includes：Three layers of UNI, two layers of UNI and two layers of UNI of bridge joint.
Step S102, carries out service inquiry according to the known end, determines the L2VPNL3VPN of the TWAMP detection examples
Business；
In the embodiment of the present invention, service inquiry is carried out according to the known end, determines the TWAMP detection examples
L2VPNL3VPN business, including：
According to known end, inquire about L2VPN business or L3VPN business, and according to the business inquired, determine one group or
Multigroup L2VPNL3VPN business；
Wherein, when determining multigroup L2VPNL3VPN business, S103 is gone to step, treats that S103 determines source IP, destination IP
After closing the correspondence of equipment CE2 with two layers of base station equipment CE1, three-layer network, according to source IP, destination IP and two layers of base station equipment
CE1, three-layer network close the correspondence of equipment CE2, determine one group of L2VPNL3VPN business.
Step S103, determines that source IP, destination IP close the correspondence of equipment CE2 with two layers of base station equipment CE1, three-layer network；
In an alternate embodiment of the present invention where, by inquiring about the IP of L 3 virtual mouth on two or three layers of bridge joint network element
Location, determines that source IP, destination IP close the correspondence of equipment CE2 with two layers of base station equipment CE1, three-layer network.In the present embodiment, examine
Consider L 3 virtual mouth and base station IP same network segments on L2L3 bridge joint network elements, so, three layers of void on two or three layers of bridge joint network element of inquiry
After the IP for intending mouth, it may be determined that go out source IP, destination IP closes the correspondence of equipment CE2 with two layers of base station equipment CE1, three-layer network.
Under the embodiment, specific correspondence determination mode is specific as follows：Inquire about three layers of void on two or three layers of bridge joint network element
Intend the IP of mouth；The IP with the IP same network segments of the L 3 virtual mouth is searched in the source IP and destination IP；Determine to find
IP it is corresponding with two layers of base station equipment CE1, it is corresponding that remaining IP and three-layer network close equipment CE2.
In a preferred embodiment of the present invention, inquiry two or three layers bridge joint network elements on L 3 virtual mouth IP address it
Before, further include：Under scene end to end, if going out transmitting terminal according to service inquiry result judgement and reflection end belongs to L2VPN
Business and L3VPN business, then CE equipment, the destination IP that directly definite source IP corresponds to the affiliated business side of transmitting terminal correspond to reflection end institute
Belong to the CE equipment of business side；Otherwise, the operation of the IP address of L 3 virtual mouth on two or three layers of bridge joint network element of inquiry is carried out.
For example, under end-to-end scene, when client mode is three layers of UNI, if according to transmitting terminal and reflection end into industry
Business inquiry, obtains transmitting terminal and belongs to L3 sides, and reflection end belongs to L2 sides, then directly determines that source IP is corresponding with CE2, destination IP and CE1
It is corresponding.
Step S104, according to the L2VPNL3VPN business and source IP, pair of the destination IP and CE1, CE2
Should be related to, search out the actually detected path of TWAMP detection examples, and determine on the actually detected path transmitting terminal and
The position of reflection end.
Specifically, in the present embodiment, when it is end-to-end scene to determine detection scene, transmitting terminal can be directly determined
With position of the reflection end on the actually detected path；
When it is only transmitting terminal scene to determine detection scene, it can directly determine transmitting terminal on the actually detected road
Position on footpath, at this time, reflection end are virtual reflection end, can be corresponding according to destination IP for the position of virtual reflection end
Equipment determines.Specifically, virtual reflection end is located at the border network element of the corresponding equipment of destination IP business side corresponding with the equipment
Between；
When it is only reflection end scene to determine detection scene, it can directly determine reflection end on the actually detected road
Position on footpath, at this time, transmitting terminal are virtual emission end, for the position at virtual emission end, can be set according to source IP is corresponding
It is standby to determine.Specifically, virtual emission end is located between the border network element of the corresponding equipment of source IP business side corresponding with the equipment.
Further, in the embodiment of the present invention, behind the position that transmitting terminal and reflection end are determined on actually detected path,
Further include：By the actually detected path output display.
In summary, the method for the embodiment of the present invention detects attribute with regard to that can directly acquire detection using existing TWAMP
Route, maintains easily personnel's further diagnostic network in the case where TWAMP detections are obstructed, greatly improves fault location effect
Rate.
A kind of end-to-end detection paths of acquisition TWAMP (i.e. " detection route ") are provided in the second embodiment of the present invention
Method, the present embodiment carry out the implementation process of the present invention more to illustrate in detail by disclosing more ins and outs.Need to refer to
Go out, a large amount of ins and outs disclosed in the present embodiment are used to explain the present invention, are not used to uniquely limit the present invention.
The method of the end-to-end detection routes of acquisition TWAMP provided in an embodiment of the present invention, as shown in Fig. 2, including following step
Suddenly：
First, after user selectes TWAMP detection examples or TWAMP alarms, the configuration of TWAMP detection examples can be obtained
Information, including：Transmitting terminal client mode, transmitting terminal, reflection end, source IP (i.e. transmitting terminal IP) and destination IP (i.e. reflection end
IP)。
2nd, the configuration information of the TWAMP detection examples obtained in the first step is automatically analyzed, determines the bar that search route needs
Part：1.L2L3 business；2.CE1IP；3.CE2IP.
Before the condition for determining search route needs is illustrated, basic condition explanation is carried out：1. transmitting terminal, reflection end may position
Any equipment in L2VPN+L3VPN networkings；2.CE1IP is base station IP, belongs to L2 sides, and CE2IP is sGW IP, belongs to L3
Side；3. only transmitting terminal has client mode, and can determine transmitting end position；L 3 virtual mouth and base on 4.L2L3 bridge joint network elements
Stand IP same network segments.
Specifically, following operate will be completed by determining the condition of search route needs：
1st, three kinds of scenes being determined according to transmitting terminal and reflection end, transmitting terminal and reflection end, which exist, belongs to end-to-end scene,
Only transmitting terminal belongs to transmitting terminal scene, and only reflection end belongs to reflection end scene.
2nd, end-to-end scene：
2.1st, client mode is three layers of UNI：
2.1.1, transmitting terminal belongs to L3 sides, and L3 business is inquired about according to transmitting terminal.
2.1.2 associated L2L3 business, is determined according to L3 business.
2.1.3 L2 business, is inquired about according to reflection end, if it is present reflection end belongs to L2 sides, determines reflection end i.e. purpose
IP is CE1IP, and transmitting terminal, that is, source IP is CE2IP.
2.1.4, if it does not, continuing to inquire about L3 business, exist, reflection end falls within L3 sides, inquires about the institute of L3 business
There are PE network elements, filter out L 3 virtual mouth and its IP, according to basic condition 4, determine CE1IP and CE2IP.
2.2nd, client mode is two layers of UNI：Transmitting terminal belongs to L2 sides, L2 business is inquired about according to transmitting terminal, according to L2 industry
Business determines associated L2L3 business, and it is CE1IP to determine transmitting terminal i.e. source IP, and reflection end, that is, destination IP is CE2IP.
2.3rd, client mode is two layers of UNI of bridge joint：
2.3.1 L2 business, is inquired about according to transmitting terminal, associated L2L3 business is determined according to L2 business.
2.3.2 L2 business, is inquired about according to reflection end, if it does, because transmitting terminal determines transmitting terminal positioned at bridge joint network element
I.e. source IP is CE2IP, and reflection end, that is, destination IP is CE1IP.
2.3.3, if it does not, continuing to inquire about L3 business, existing, reflection end belongs to L3 sides, and transmitting terminal belongs to L2 sides,
It is CE1IP to determine transmitting terminal i.e. source IP, and reflection end, that is, destination IP is CE2IP.
3rd, only transmitting terminal scene：
3.1st, client mode is three layers of UNI：
3.1.1, transmitting terminal belongs to L3 sides, and L3 business is inquired about according to transmitting terminal.
3.1.2 associated L2L3 business, is determined according to L3 business.
3.1.3, due to reflection end not in managing network network, it is necessary to virtual, inquire about all PE network elements of L3 business, mistake
L 3 virtual mouth and its IP are filtered out, according to basic condition 4, determines CE1IP and CE2IP.
3.2nd, client mode is two layers of UNI：
3.2.1 L2 business, is inquired about according to transmitting terminal.
3.2.2 associated L2L3 business, is determined according to L2 business.
3.2.3, due to reflection end not in managing network network, it is necessary to virtual, according to L2L3 service inquiry L3 business, so
Inquire about all PE network elements of L3 business afterwards, filter out L 3 virtual mouth and its IP, according to basic condition 4, determine CE1IP and
CE2IP。
3.3rd, client mode is two layers of UNI of bridge joint：With 3.2.
4th, only reflection end scene：
4.1st, L2 business is inquired about according to reflection end, there is no continue to inquire about L3 business.
4.2nd, L2L3 associated services are determined according to L2 or L3 business.
4.3rd, all PE network elements of L3 business are inquired about, filter out L 3 virtual mouth and its IP, according to basic condition 4, are determined
CE1IP and CE2IP.
3rd, transmitting terminal and reflection end present position are determined.End-to-end scene has had transmitting terminal and reflection end, directly really
It is fixed；Only transmitting terminal scene, it is thus necessary to determine that virtually reflect end position, it is if it is determined that destination IP is corresponding with CE1 in second step, then empty
Intend reflection end to be located between the border network element of CE1 and L2 sides, if it is determined that it is corresponding with CE2 to go out destination IP, then virtual reflection end position
Between the border network element of CE2 and L3 sides；Only reflection end scene, it is thus necessary to determine that virtual emission end position, if really in second step
It is corresponding with CE1 to make source IP, then virtual emission end is located between CE1 and L2 lateral boundaries network elements, if it is determined that goes out source IP and CE2 pairs
Should, then virtual emission end is located between CE2 and L3 lateral boundaries network elements.
4th, according to the IP of L2L3 business, the IP of CE1 and CE2, the actual route of the TWAMP example detections searched out, and really
Determine the position of transmitting terminal and reflection end in the actual route, obtain TWAMP detection routes, export final TWAMP detections road
By result.
After completing above-mentioned a series of actions, system can detect route according to TWAMP and further be diagnosed, including but not
It is limited to alert, performance, related service, ping etc..
Below in conjunction with the accompanying drawings, several concrete application examples of the present invention are provided, to the reality of the clearer explanation present invention
Apply process.
As shown in figure 3, it is the typical L2VPN+L3VPN networkings that mobile 4G is used.Whole L2L3 business is by a plurality of L2 business
Formed with a L3 business, Fig. 1 only lists a L2 business and a L3 business.Figure involved in embodiment below
4 and Fig. 5 is TWAMP detections route (including a L2 business and the L3 searched out according to L2L3 business and CE1IP, CE2IP
The uplink and downlink route of business), it is directed to following role：
CE：Customer Edge, customer side edge device, the equipment being directly connected with service provider；Here CE1 is
Base station, CE2 are gateway sGW.
PE：Provider Edge, network side edge device, the edge device on service provider network, is connected with CE；
Sender：Transmitting terminal；
Reflector：Reflection end；
Virtual Reflector：Virtual reflection end；
Show TWAMP detection route tools using intelligence, operating procedure is as follows：
First, user chooses TWAMP detection examples or TWAMP to alert, and obtains：Including transmitting terminal client mode, transmitting
End, reflection end, source IP (transmitting terminal IP) and destination IP (reflection end IP), show TWAMP detection route tools subsequently into intelligence.
2nd, system automatically analyzes out L2L3 business, CE1IP and CE2IP, searches out the actual route of TWAMP example detections.
Scene 1：End-to-end scene as shown in Figure 4, transmitting terminal are located at PE4, and reflection end is located at PE1, and source IP is
100.0.0.1, destination IP is 100.0.0.2, and client mode is three layers of UNI.
1.1st, according to three layers of UNI of client mode, determine that transmitting terminal belongs to L3 sides.
1.2nd, L3 business, i.e. uplink PE2-PE4, downlink PE5-PE3 are inquired about according to transmitting terminal.
1.3rd, associated L2L3 business, i.e. uplink CE1-PE1-PE2-PE4-CE2, downlink CE2- are determined according to L3 business
PE5-PE3-PE1-CE1。
1.4th, L2 business is inquired about according to reflection end, reflection end belongs to L2 sides, determines that the i.e. source IP 100.0.0.1 of transmitting terminal is
CE2IP, reflection end, that is, destination IP 100.0.0.2 is CE1IP.That is uplink PE1-PE2, downlink PE3-PE1.
Scene 2：Only transmitting terminal scene, transmitting terminal as shown in Figure 5 is located at PE4, and source IP is 99.1.1.1, and destination IP is
100.0.0.2, bridging has L 3 virtual mouth IP on network element PE2 be 100.0.0.1, and client mode is three layers of UNI.
1.1st, according to three layers of UNI of client mode, transmitting terminal inquiry L3 business.
1.2nd, associated L2L3 business, i.e. uplink CE1-PE1-PE2-PE4-CE2, downlink CE2- are determined according to L3 business
PE5-PE3-PE1-CE1。
1.3rd, due to only transmitting terminal, the position (in L2 business or L3 business) of virtual reflection end can not be determined, so
According to basic condition 4, all PE network elements (including PE2, PE3, PE4, PE5) of L3 business are inquired about, wherein there are virtual three layers on PE2
Mouth IP is 100.0.0.1, and the IP and destination IP 100.0.0.2 same network segments, it is CE1IP to determine destination IP 100.0.0.2, i.e. L2 industry
Business, uplink PE1-PE2, downlink PE3-PE1；Source IP 99.1.1.1 is CE2IP, i.e. L3 business, i.e. uplink PE2-PE4, downlink
PE5-PE3。
Finally, by L2L3 business, CE1IP and CE2IP search out the actual route of TWAMP example detections.
3rd, transmitting terminal is automatically analyzed out, reflects end position.
1st, for end-to-end scene, transmitting terminal and reflection end in L2L3 networks, Direct Analysis out position, such as Fig. 2, transmitting
End is located at PE4, and reflection end is located at PE1.
2nd, for only transmitting terminal scene, if destination IP corresponds to CE1, then virtual reflection end is located at CE1 and border net
Between first PE1, such as Fig. 5, transmitting terminal is located at PE4, and virtual reflection end is located at Virtual between CE1 and border network element PE1
Reflector；If destination IP corresponds to CE2, then virtual reflection end is located between CE2 and border network element PE4 (PE5).
3rd, for only reflection end scene, principle is the same as only transmitting terminal scene.
4th, final diagnostic result report is drawn
According to TWAMP detection route analysis, whether the route is normal, if route is discontinuous, illustrates that route is abnormal, such as
Fruit route is normal and then analyzes alarm, performance, the other information such as ping of related service and every section of route, so as to help user accurate
True navigates to the reason for TWAMP detections are obstructed.
A kind of acquisition TWAMP devices in end-to-end detection path are provided in the third embodiment of the present invention, are applied to
In the system of L2VPN and L3VPN common networkings, as shown in fig. 6, described device includes：
Configuration information acquisition module 610, for obtaining the configuration information of TWAMP detection examples；The configuration information includes：
Source IP, destination IP and known end, the known end include：Transmitting terminal and/or reflection end；
First processing module 620, carries out service inquiry according to the known end, determines the TWAMP detection examples
L2VPNL3VPN business；
Second processing module 630, for determining that the source IP, the destination IP and two layers of base station equipment CE1, three-layer network close
The correspondence of equipment CE2；
Search for routing module 640, for according to the L2VPNL3VPN business and the source IP, the destination IP with
The correspondence of CE1, CE2, search out the actually detected path of TWAMP detection examples；
Position determination module 650, for determining the position of transmitting terminal and reflection end on actually detected path.
Based on said structure frame and implementation principle, several specific and sides of being preferable to carry out under the above constitution are given below
Formula, to refine and optimize the function of device of the present invention, so that the implementation of the present invention program is more convenient, accurately.Specifically relate to
And following content：
In the present embodiment, Second processing module 630, if specifically for judging that the known end includes transmitting terminal and reflection
End, and transmitting terminal is gone out according to service inquiry result judgement and reflection end belongs to L2VPN business and L3VPN business, then directly really
Determine source IP and correspond to CE equipment, the destination IP of the affiliated business side of transmitting terminal to correspond to the CE equipment of the affiliated business side of reflection end；Otherwise, look into
The IP of L 3 virtual mouth on two or three layers of bridge joint network element is ask, according to the IP of inquiry, determines the source IP, the destination IP and two layers of base
Station equipment CE1, three-layer network close the correspondence of equipment CE2.
Further, in the present embodiment, Second processing module 630, inquires about L 3 virtual mouth on two or three layers of bridge joint network element
IP, searches the IP with the IP same network segments of the L 3 virtual mouth in the source IP and destination IP, determine the IP that finds with
Two layers of base station equipment CE1 are corresponded to, and remaining IP is corresponding with three-layer network pass equipment CE2.
Further, in the present embodiment, first processing module 620, according to the known end, inquire about L2VPN business or
L3VPN business, and according to the business inquired, determine one or more groups of L2VPNL3VPN business；Wherein, it is multigroup when determining
During L2VPNL3VPN business, the correspondence of equipment CE2 is closed with two layers of base station equipment CE1, three-layer network according to source IP, destination IP,
Determine one group of L2VPNL3VPN business.
Further, in the present embodiment, position determination module 650, specifically for when the known end include transmitting terminal and
During reflection end, the position of transmitting terminal and reflection end on the actually detected path is directly determined；When the known end is only wrapped
When including transmitting terminal, position of the transmitting terminal on the actually detected path is directly determined, and determine virtual reflection end
The destination IP corresponding equipment with the equipment corresponding business side of the position in the actually detected path border network element
Between；When the known end only includes reflection end, position of the reflection end on the actually detected path is directly determined, with
And determine the source IP corresponding equipment of the position of virtual transmitting terminal in the actually detected path and the equipment pair
Between the border network element for answering business side.
Further, the present embodiment described device, further includes：
Display module 660 is exported, for determining transmitting terminal on the actually detected path in position determination module 650
Behind the position of transmitting terminal, the actually detected path is subjected to output and is shown.
In conclusion the device in the end-to-end detection paths of acquisition TWAMP provided by the invention, it is only necessary to using existing
TWAMP, which detects attribute, just can directly acquire detection route, maintain easily personnel and further examined in the case where TWAMP detections are obstructed
Circuit network, greatly improves fault location efficiency.
It should be noted that herein, term " comprising ", "comprising" or its any other variant are intended to non-row
His property includes, so that process, method, article or device including a series of elements not only include those key elements, and
And other elements that are not explicitly listed are further included, or further include as this process, method, article or device institute inherently
Key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that including this
Also there are other identical element in the process of key element, method, article or device.
The embodiments of the present invention are for illustration only, do not represent the quality of embodiment.
Through the above description of the embodiments, those skilled in the art can be understood that above-described embodiment side
Method can add the mode of required general hardware platform to realize by software, naturally it is also possible to by hardware, but in many cases
The former is more preferably embodiment.Based on such understanding, technical scheme substantially in other words does the prior art
Going out the part of contribution can be embodied in the form of software product, which is stored in a storage medium
In (such as ROM/RAM, magnetic disc, CD), including some instructions are used so that a station terminal equipment (can be mobile phone, computer, takes
Be engaged in device, air conditioner, or network equipment etc.) perform method described in each embodiment of the present invention.
It these are only the preferred embodiment of the present invention, be not intended to limit the scope of the invention, it is every to utilize this hair
The equivalent structure or equivalent flow shift that bright specification and accompanying drawing content are made, is directly or indirectly used in other relevant skills
Art field, is included within the scope of the present invention.
Claims (12)
- A kind of 1. method for obtaining the end-to-end detection paths of two-way active measurement agreement TWAMP, applied to two layers of L2 virtual privates In the system for netting VPN and three layer of L3VPN common networking, it is characterised in that including：Obtain the configuration information of TWAMP detection examples；The configuration information includes：Source IP, destination IP and known end, it is described known End includes：Transmitting terminal and/or reflection end；Service inquiry is carried out according to the known end, determines the L2VPNL3VPN business of the TWAMP detection examples；Determine that the source IP, the destination IP close the correspondence of equipment CE2 with two layers of base station equipment CE1, three-layer network；According to the L2VPNL3VPN business and source IP, the correspondence of the destination IP and CE1, CE2, search out The actually detected path of TWAMP detection examples, and determine on the actually detected path position of transmitting terminal and reflection end.
- 2. the method as described in claim 1, it is characterised in that described to determine the source IP, the destination IP and two layers of base station Equipment CE1, three-layer network close the correspondence of equipment CE2, including：If the known end includes transmitting terminal and reflection end, and goes out transmitting terminal according to service inquiry result judgement and reflection end adheres to separately In L2VPN business and L3VPN business, then directly determine that source IP corresponds to the CE equipment of the affiliated business side of transmitting terminal, destination IP corresponds to The CE equipment of the affiliated business side of reflection end；Otherwise, the IP of L 3 virtual mouth on two or three layers of bridge joint network element is inquired about, according to inquiry IP, determines that the source IP, the destination IP close the correspondence of equipment CE2 with two layers of base station equipment CE1, three-layer network.
- 3. method as claimed in claim 2, it is characterised in that L 3 virtual mouth on described two or three layers of bridge joint network element of inquiry IP, determines that the source IP, the destination IP close the correspondence of equipment CE2 with two layers of base station equipment CE1, three-layer network, including：Inquire about the IP of L 3 virtual mouth on two or three layers of bridge joint network element；The IP with the IP same network segments of the L 3 virtual mouth is searched in the source IP and destination IP；Determine that the IP found is corresponding with two layers of base station equipment CE1, remaining IP is corresponding with three-layer network pass equipment CE2.
- 4. the method as described in claim 1, it is characterised in that service inquiry is carried out according to the known end, is determined described The L2VPNL3VPN business of TWAMP detection examples, including：According to the known end, inquire about L2VPN business or L3VPN business, and according to the business inquired, determine one group or Multigroup L2VPNL3VPN business；Wherein, when determining multigroup L2VPNL3VPN business, according to the source IP, the destination IP and two layers of base station equipment CE1, three-layer network close the correspondence of equipment CE2, determine one group of L2VPNL3VPN business.
- 5. the method as described in Claims 1-4 any one, it is characterised in that described true on the actually detected path The position of transmitting terminal and reflection end is made, including：When the known end includes transmitting terminal and reflection end, directly determine transmitting terminal and reflection end on the actually detected road Position on footpath；When the known end only includes transmitting terminal, position of the transmitting terminal on the actually detected path is directly determined, with And determine the destination IP corresponding equipment of the position of virtual reflection end in the actually detected path and the equipment Between the border network element of corresponding business side；When the known end only includes reflection end, position of the reflection end on the actually detected path is directly determined, with And determine the source IP corresponding equipment of the position of virtual transmitting terminal in the actually detected path and the equipment pair Between the border network element for answering business side.
- 6. the method as described in Claims 1-4 any one, it is characterised in that described true on the actually detected path Behind the position for making transmitting terminal and reflection end, further include：By the actually detected path output display.
- 7. a kind of device in the end-to-end detection path of acquisition TWAMP, applied in the system of L2VPN and L3VPN common networkings, its It is characterized in that, described device includes：Configuration information acquisition module, for obtaining the configuration information of TWAMP detection examples；The configuration information includes：Source IP, mesh IP and known end, the known end include：Transmitting terminal and/or reflection end；First processing module, for carrying out service inquiry according to the known end, determines the TWAMP detection examples L2VPNL3VPN business；Second processing module, for determining that the source IP, the destination IP and two layers of base station equipment CE1, three-layer network close equipment CE2 Correspondence,Routing module is searched for, for according to the L2VPNL3VPN business and source IP, the destination IP and CE1, CE2 Correspondence, search out the actually detected paths of TWAMP detection examples；Position determination module, for determining the position of transmitting terminal and reflection end on the actually detected path.
- 8. device as claimed in claim 7, it is characterised in that the Second processing module, if described specifically for judging Known end includes transmitting terminal and reflection end, and goes out transmitting terminal according to service inquiry result judgement and reflection end belongs to L2VPN industry Business and L3VPN business, then CE equipment, the destination IP that directly definite source IP corresponds to the affiliated business side of transmitting terminal are corresponded to belonging to reflection end The CE equipment of business side；Otherwise, the IP of L 3 virtual mouth on two or three layers of bridge joint network element is inquired about, according to the IP of inquiry, is determined described Source IP, the destination IP close the correspondence of equipment CE2 with two layers of base station equipment CE1, three-layer network.
- 9. device as claimed in claim 8, it is characterised in that the Second processing module, specifically for inquiring about two or three layers of bridge The IP of L 3 virtual mouth on network element is met, is searched in the source IP and destination IP and the IP same network segments of the L 3 virtual mouth IP, determines that the IP found is corresponding with two layers of base station equipment CE1, and remaining IP is corresponding with three-layer network pass equipment CE2.
- 10. device as claimed in claim 7, it is characterised in that the first processing module, specifically for according to described known End, inquires about L2VPN business or L3VPN business, and according to the business inquired, determines one or more groups of L2VPNL3VPN industry Business；Wherein, when determining multigroup L2VPNL3VPN business, according to the source IP, the destination IP and two layers of base station equipment CE1, three-layer network close the correspondence of equipment CE2, determine one group of L2VPNL3VPN business.
- 11. the device as described in claim 7 to 10 any one, it is characterised in that the position determination module, is specifically used for When the known end includes transmitting terminal and reflection end, directly determine transmitting terminal and reflection end on the actually detected path Position；When the known end only includes transmitting terminal, position of the transmitting terminal on the actually detected path is directly determined, And determine that the destination IP corresponding equipment of the position of virtual reflection end in the actually detected path is set with this Between the border network element of standby corresponding business side；When the known end only includes reflection end, directly determine reflection end described Position on actually detected path, and determine the source of the position of virtual transmitting terminal in the actually detected path Between the border network element of the corresponding equipment of IP business side corresponding with the equipment.
- 12. the device as described in claim 7 to 10 any one, it is characterised in that further include：Display module is exported, for determining transmitting terminal and transmitting on the actually detected path in the position determination module Behind the position at end, the actually detected path is subjected to output and is shown.
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| CN201610950987.2A CN107995015B (en) | 2016-10-27 | 2016-10-27 | Method and device for acquiring TWAMP end-to-end detection path |
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| CN201610950987.2A CN107995015B (en) | 2016-10-27 | 2016-10-27 | Method and device for acquiring TWAMP end-to-end detection path |
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