CN101102228A - A method and device for identifying the data flow site and traffic - Google Patents
A method and device for identifying the data flow site and traffic Download PDFInfo
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- CN101102228A CN101102228A CNA2007101401555A CN200710140155A CN101102228A CN 101102228 A CN101102228 A CN 101102228A CN A2007101401555 A CNA2007101401555 A CN A2007101401555A CN 200710140155 A CN200710140155 A CN 200710140155A CN 101102228 A CN101102228 A CN 101102228A
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Abstract
The method comprises: the source provider edge (PE) device receives the data stream from source client edge (CE) device, and according to the IP address of destination PE obtained from the stat stream and the inner layer label allocated for the destination site by the destination PE, confirms the destination site of the data stream.
Description
Technical field
The present invention relates to the network communications technology, the method and the device of particularly a kind of specified data stream website and traffic statistics.
Background technology
Along with rapid development of network, the flow in the network is also increasing day by day.In VPN (virtual private network) (Vrtual Private Network:VPN), need be able to accurately determine the data flow website (Site) among the VPN, can understand the flow status between different Site like this, can also charge monitoring or the like to different Site.
Such as at present, the method for specified data stream website has two kinds:
As shown in Figure 1, in the existing schematic diagram based on Simple Network Management Protocol (Simple Network ManagementProtocol:SNMP) specified data stream website,
Flow indicator based on SNMP, can only in the unit interval, gather the data traffic that Site1 or Site2 interface flow into or flows out, that is to say, based on the method for the specified data of SNMP stream website can only specified data stream Source Site or purpose website, if want to notify the source and destination website of specified data stream just inapplicable.
As shown in Figure 2, in the existing schematic diagram based on IP address specified data stream website,
Definition 1:Site=(IP-PE, VRFid).
This is defined as and can determines a Site according to IP-PE and VRFid.
Wherein, IP-PE is the IP address of provider's edge device (PE), and VRFid is the sign of virtual routing forwarding (Virtual Routing Forwarding:VRF), determines corresponding VRFid according to IF-VRF.
Definition 2 a: stream=(PE+IF-source, IP-source VRF, the IP-purpose PE+IF-purpose VRF) between any Site.
This is defined as any data flow of transmitting between the Site and has all comprised IP-source PE, IF-source VRF, IP-purpose PE, IF-purpose VRF.
Wherein, IF-source VRF is the interface index of the VRF binding of source port correspondence, and IF-purpose VRF is the interface index of the VRF binding of destination interface correspondence.
If receiver side image data stream at PE, then source address can be determined corresponding PE according to IP-PE, and determine corresponding client edge device (CE) according to VRFid, thereby determine corresponding website, but when definite purpose website, need plan earlier among the VPN, the information of IP address and VRF binding interface, thus determine destination address according to the information of IP-PE and VRFid correspondence.
So only need gather the data flow that corresponding port sends, according to (IP1, the IF1 in the data flow at the user side of PE1, IP2, IF2), just can determine the data traffic of PE1 corresponding port, thereby count the flow of Site1 to Site2 to the PE2 corresponding port.
But among the necessary good VPN of advance planning of this method, the information of IP address and VRF binding interface just must be reset the information of IP address and VRF binding interface if network changes.
In sum, during prior art specified data stream website, must plan among the VPN, the information of IP address and VRF binding interface, ability is the website of specified data stream accurately, must reconfigure the information of IP address and VRF binding interface in case network changes, make the step of specified data stream website become very complicated.
Summary of the invention
The embodiment of the invention provides the method and the device of a kind of specified data stream website and traffic statistics, has specified data stream website step complicated problems in the prior art in order to solve.
The method of a kind of specified data stream website that the embodiment of the invention provides comprises:
The edge device PE of source provider receives the data flow from source customer edge devices CE, is the vpn label that the purpose website distributes according to the IP address of the purpose PE that obtains from described data flow and purpose PE, determines the purpose website of described data flow.
The method of a kind of traffic statistics that the embodiment of the invention provides comprises:
The edge device PE of source provider receives the data flow from source customer edge devices CE;
IP address and purpose PE according to the purpose PE that obtains from described data flow are the vpn label that the purpose website distributes, and determine the purpose website of described data flow;
Receiving terminal or transmitting terminal at described source PE carry out traffic statistics to described data flow.
A kind of website that the embodiment of the invention provides determines that device comprises:
Receiver module is used to receive the data flow from source customer edge devices CE;
Purpose website determination module is used for being the vpn label that the purpose website distributes according to IP address and purpose PE from the edge device PE of purpose provider that described data flow is obtained, determines the purpose website of described data flow.
The provenance provider edge device that the embodiment of the invention provides comprises:
Receiver module is used to receive the data flow from source customer edge devices CE;
Purpose website determination module is used for being the vpn label that the purpose website distributes according to IP address and purpose PE from the edge device PE of purpose provider that described data flow is obtained, determines the purpose website of described data flow.
A kind of flow statistic device that the embodiment of the invention provides comprises:
Receiver module is used to receive the data flow from source customer edge devices CE;
Purpose website determination module is used for being the vpn label that the purpose website distributes according to IP address and purpose PE from the edge device PE of purpose provider that described data flow is obtained, determines the purpose website of described data flow;
Statistical module is used at receiving terminal or the transmitting terminal of source PE described data flow being carried out traffic statistics.
A kind of provider edge device that the embodiment of the invention provides comprises:
Receiver module is used to receive the data flow from source customer edge devices CE;
Purpose website determination module is used for being the vpn label that the purpose website distributes according to IP address and purpose PE from the edge device PE of purpose provider that described data flow is obtained, determines the purpose website of described data flow;
Statistical module is used at receiving terminal or the transmitting terminal of source PE described data flow being carried out traffic statistics.
Embodiment of the invention source PE receives the data flow from source CE, is the vpn label that website distributes according to the IP address of purpose PE and purpose PE, determines the purpose website of described data flow, thereby has simplified the step of specified data stream website.
Description of drawings
Fig. 1 is existing schematic diagram based on SNMP specified data stream website;
Fig. 2 is existing schematic diagram based on IP address specified data stream website;
Fig. 3 A is the method flow schematic diagram of embodiment of the invention specified data stream website;
Fig. 3 B is the method flow schematic diagram of the embodiment of the invention at source PE receiving terminal specified data stream website;
Fig. 3 C is the method flow schematic diagram of the embodiment of the invention at source PE transmitting terminal specified data stream website;
Fig. 4 is the method flow schematic diagram of embodiment of the invention traffic statistics;
Fig. 5 A is the schematic diagram one of the embodiment of the invention at source PE receiving terminal specified data stream website;
Fig. 5 B is the schematic diagram two of the embodiment of the invention at source PE receiving terminal specified data stream website;
Fig. 5 C is the schematic diagram one of the embodiment of the invention at source PE transmitting terminal specified data stream website;
Fig. 5 D is the schematic diagram two of the embodiment of the invention at source PE transmitting terminal specified data stream website;
Fig. 6 determines the structural representation of device for embodiment of the invention website;
Fig. 7 is the structural representation of embodiment of the invention flow statistic device.
Embodiment
At the specified data stream website step complicated problems that exists in the prior art, embodiment of the invention source PE receives the data flow from source CE, the vpn label that distributes for the purpose website according to the IP address of purpose PE and purpose PE, determine the purpose website of described data flow, thereby solved the problems referred to above.
Below in conjunction with Figure of description the present invention is described in further detail.
As shown in Figure 3A, the method for embodiment of the invention specified data stream website comprises the following steps:
Step a300, source PE receive the data flow from source CE.
Step a301, according to the IP address of the interface index of VRF binding and the described source PE that from data flow, obtains, the Source Site of specified data stream.
The vpn label that the IP address of the purpose PE that step a302, basis are obtained from data flow and purpose PE distribute for the purpose website, the purpose website of specified data stream.
Wherein, step a301 and step a302 do not have sequencing, both can first execution in step a301, and also can first execution in step a302.
If step a300 is the receiving terminal specified data stream website at source PE, then the interface index of the binding of the VRF among the step a301 obtains from PE receiving terminal port, described source.
After port receives data flow, from the interface index that the VRF that preserves binds, search the interface index of the VRF binding of this port correspondence, thereby determine corresponding CE.
If step a300 is the transmitting terminal specified data stream website at source PE, then also comprise between step a300 and the step a301:
After source PE receives data flow from source CE, the interface index of the VRF binding of the port correspondence of receiving data stream is placed described data flow;
Then the interface index of the binding of the VRF among the step a301 obtains from data flow.
The receiving terminal port of source PE is the port that is connected with source CE, just receives the port from source CE data flow.
The transmitting terminal port of source PE is the port that the PE in higher level's network connects, just the port that data flow higher level's network of source CE is sent.
Wherein, step a302 can further include:
Purpose PE is determined in IP address according to the purpose PE that obtains from data flow.
Determine described purpose CE according to the described vpn label that from described data flow, obtains.
Purpose PE and purpose CE according to determining determine the purpose website.
Wherein, determine that according to the described vpn label that from described data flow, obtains the step of described purpose CE can further include:
From described data flow, obtain described vpn label;
Search the described vpn label of preservation and the corresponding relation of described purpose CE,, determine corresponding purpose CE according to described corresponding relation that finds and the described vpn label that obtains.
Because the vpn label that can distribute for the purpose website according to IP address and the purpose PE of purpose PE, the purpose website of specified data stream is so the destination of specified data stream is exactly just disposed in the planning that does not need to know whole network.
Because source CE and purpose CE may be in same VPN, so can be according to the sign of the VPN (virtual private network) among the TAL of source PE transmission (VPNid), the information of the VPNid of the purpose website correspondence of specified data stream, thus made full use of the information in the data flow, satisfy requirements of different users.
Understand and realization the present invention for the ease of persons skilled in the art, lift two instantiations respectively, further specify technical scheme of the present invention.
Shown in Fig. 3 B, the embodiment of the invention comprises the following steps: in the method for the receiving terminal specified data stream of source PE
Step b300, source PE receive the data flow from source CE.
The IP address of the interface index of the VRF binding that step b301, basis are obtained from PE receiving terminal port, source and the described source PE that from data flow, obtains, the Source Site of specified data stream.
Purpose PE is determined in the IP address of the purpose PE that step b302, basis are obtained from data flow.
Step b303, from described data flow, obtain described vpn label, search the described vpn label of preservation and the corresponding relation of described purpose CE,, determine corresponding purpose CE according to described corresponding relation that finds and the described vpn label that obtains.
Purpose PE and purpose CE that step b304, basis are determined determine the purpose website.
Shown in Fig. 3 C, the embodiment of the invention comprises the following steps: in the method for the transmitting terminal specified data stream website of source PE
Step c300, source PE receive the data flow from source CE.
Step c301, source PE place described data flow with the interface index of VRF binding.
The interface index of the VRF binding that step c302, basis are obtained from data flow and the IP address of source PE, the Source Site of specified data stream.
Purpose PE is determined in the IP address of the purpose PE that step c303, basis are obtained from data flow.
Step c304, from described data flow, obtain described vpn label, search the described vpn label of preservation and the corresponding relation of described purpose CE,, determine corresponding purpose CE according to described corresponding relation that finds and the described vpn label that obtains.
Purpose PE and purpose CE that step c305, basis are determined determine the purpose website.
As shown in Figure 4, the method for embodiment of the invention traffic statistics comprises the following steps:
Wherein, step 400～step 402 repeats no more with step a300～step a302 is identical.
Step 403, data stream is carried out traffic statistics at receiving terminal or the transmitting terminal of source PE.
Wherein, step 403 can also be carried out in step 400, just when receiving data flow, carries out traffic statistics.
Because known the seedbed point and the destination of data flow, so as long as the flow of this data flow of statistics just can be realized the data stream statistics of point-to-point.
Shown in Fig. 5 A, the embodiment of the invention requires PE to support inlet to gather based on the net stream of MPLS in the schematic diagram one of source PE receiving terminal specified data stream website.
The definition 1:Site=(IP-PE, VRFid), wherein VRFid=vpn label or VRFid=VRF the binding interface index.
Definition 2 a: stream=(PE+ source, IP-source VRFid, the IP-purpose PE+ purpose VRFid) between any Site.
Wherein, website can be determined according to the IP address (IP-PE) of the PE of this website and the interface index of vpn label or VRF binding.
Source PE puts into stream packet to two-layer label, and wherein outer layer label is the IP-PE of opposite end, and vpn label writes direct.
Acquisition port (being source PE1 receiving terminal port) image data stream obtains the vpn label (Lable-CE2) that seven tuples and PE2 distribute for the purpose website from data flow in the drawings.Wherein this seven tuple comprises: the IP address (IP-PE2) of the IP address (IP-PE1) of PE1, the port numbers of PE1, PE2, the port numbers of PE2, protocol number, COS (Type of Service:TOS) and input interface.
Interface index (IF-VRF1) according to the VRF1 binding of the IP address (IP-PE1) of PE1 and port numbers correspondence is determined the Source Site, for the vpn label (Lable-CE2) of purpose website distribution, determines the purpose website according to the IP address (IP-PE2) of PE2 and PE2.
Can also obtain the VPNid among the TAL1 that PE1 sends as required, thereby determine the VPNid information of PE2.
CE1 shown in Fig. 5 A is connected with different PE respectively with CE2.Each PE is connected with a plurality of CE at present, sends data flow so also can exist between the CE that is connected with same PE, and Fig. 5 B then is the schematic diagram of in this case the data flow website being determined.
Shown in Fig. 5 B, the embodiment of the invention is in the schematic diagram two of source PE receiving terminal specified data stream website, and CE1 and CE2 so only need a PE1 just can transmit data flow in same VPN, flow process and Fig. 5 category-A seemingly just change the information of PE2 into PE1 and get final product.
Certainly, in actual applications, determining of data flow website carried out in the position of meeting conversion acquisition port as required, be to gather among Fig. 5 A and Fig. 5 B at the receiving terminal port of PE, also might gather, provide two kinds of embodiment that gather at the transmitting terminal port of PE below at the transmitting terminal port of PE.
Shown in Fig. 5 C, the embodiment of the invention requires PE to support inlet to gather based on the net stream of MPLS in the schematic diagram one of source PE transmitting terminal specified data stream website.
The definition 1:Site=(IP-PE, VRFid), wherein VRFid=vpn label or VRFid=VRF the binding interface.
Definition 2 a: stream=(PE+ source, IP-source VRFid, the IP-purpose PE+ purpose VRFid) between any Site.
Wherein, website can be determined according to the IP address (IP-PE) of the PE of this website and the interface index of vpn label or VRF binding.
Source PE puts into stream packet to two-layer label, and wherein outer layer label is the IP-PE of opposite end, and vpn label writes direct.
Because in PE1 transmitting terminal port processing data, thus can not determine the interface of VRF binding, at this moment just require PE1 receiving terminal port to receive data flow from CE1 after, the interface index of the VRF binding of this port correspondence is placed data flow.
Like this, acquisition port (being source PE1 transmitting terminal port) image data stream obtains the vpn label (Lable-CE2) that seven tuples and PE2 distribute for the purpose website from data flow in the drawings.Wherein this seven tuple comprises: the IP address (IP-PE1) of PE1, the port numbers of PE1, the IP address (IP-PE2) of PE2, port numbers, protocol number, TOS and the input interface of PE2.
Interface index (IF-VRF1) according to the IP address (IP-PE1) of PE1 and the binding of the VRF1 in the data flow is determined the Source Site, for the vpn label (Lable-CE2) of purpose website distribution, determines the purpose website according to the IP address (IP-PE2) of PE2 and PE2.
Can also obtain the VPNid among the TAL1 that PE1 sends as required, thereby determine the VPNid information of PE2.
With the data flow that sends between the CE that same PE links to each other, also can determine the website of this data flow at PE transmitting terminal port, Fig. 5 D then is the schematic diagram of in this case the data flow website being determined.
Shown in Fig. 5 D, the embodiment of the invention is in the schematic diagram two of source PE transmitting terminal specified data stream website, and CE1 and CE2 so only need a PE1 just can transmit data flow in same VPN, flow process and Fig. 5 C are similar, just change the information of PE2 into PE1 and get final product.
According to Fig. 5 A, Fig. 5 B, Fig. 5 C and Fig. 5 D schematic diagram, illustrate that the source CE of data flow no matter and purpose CE are whether in same VPN, and whether be connected with same PE, the method that the embodiment of the invention provides is the website of specified data stream accurately and rapidly, and can the conversion specified data flow the position of website as required, thereby can satisfy requirements of different users.
As shown in Figure 6, embodiment of the invention website determines that device comprises: receiver module 10 and purpose website determination module 20.
Wherein, receiver module 10 is connected with purpose website determination module 20, is used to receive the data flow from source CE.
Purpose website determination module 20 is connected with receiver module 10, is used for the IP address of the purpose PE that obtains according to the data flow that receives from receiver module 10 and the vpn label that purpose PE distributes for the purpose website, the purpose website of specified data stream.
Wherein, website determines that device can further include: Source Site determination module 30.
Source Site determination module 30 is connected with receiver module 10, is used for according to the interface index of VRF binding with from the IP address of the source PE that data flow is obtained the Source Site of specified data stream.
If website is determined the receiving terminal specified data stream of device at source PE, then Source Site determination module 30 obtains the interface index of VRF binding from CE receiving terminal port, source.
If website is determined the transmitting terminal specified data stream of device at source PE, then Source Site determination module 30 obtains the interface index of VRF binding from data flow.
Wherein, purpose website determination module 20 can further include: first determination module 200, second determination module 210 and the 3rd determination module 220.
First determination module 200 is used for determining purpose PE according to the IP address of the purpose PE that obtains from data flow.
Second determination module 210 is used for determining purpose CE according to the vpn label that obtains from data flow.
The 3rd determination module 220 is used for the purpose CE that the purpose PE that determines according to first determination module 200 and second determination module 210 are determined, determines the purpose website.
Website determines that device can further include: memory module 40.
Memory module 40 is connected with purpose website determination module 20, is used to preserve purpose PE and is the vpn label of purpose website distribution and the corresponding relation of purpose CE.
After then second determination module 210 obtains vpn label from data flow, from memory module 40, search the described vpn label of preservation and the corresponding relation of described purpose CE, according to described corresponding relation that finds and the described vpn label that obtains, determine corresponding purpose CE.
Website determines that device can be independent of source PE, also can be in the PE of source.
As shown in Figure 7, the flow statistic device that the embodiment of the invention provides comprises receiver module, purpose website determination module and statistical module, wherein, the effect of receiver module and purpose website determination module determines that with website receiver module 10, purpose website determination module 20 in the device are identical, repeats no more.
Statistical module is connected with receiver module, is used at receiving terminal or the transmitting terminal of source PE data stream being carried out traffic statistics.
Flow statistic device can also comprise that website determines all modules in the device as required, and the effect of each module with determine at website to act in the device identical.
Flow statistic device can be independent of source PE, also can be in the PE of source.
One of ordinary skill in the art will appreciate that all or part of step that realizes in the foregoing description method is to instruct relevant hardware to finish by program, described program can be stored in the computer read/write memory medium, this program is when carrying out, comprise the steps: (step of method), described storage medium includes but not limited to one or more in read-only memory/random asccess memory (ROM/RAM), magnetic disc, the CD.
From the foregoing description as can be seen: embodiment of the invention source PE receives the data flow from source CE, the vpn label that distributes for the purpose website according to the IP address of purpose PE and purpose PE, determine the purpose website of described data flow, thereby simplified the step of specified data stream website, make full use of the information in the data flow, improved the utilance of information.
Obviously, those skilled in the art can carry out various changes and modification to the present invention and not break away from the spirit and scope of the present invention.Like this, if of the present invention these are revised and modification belongs within the scope of claim of the present invention and equivalent technologies thereof, then the present invention also is intended to comprise these changes and modification interior.
Claims (15)
1, a kind of method of specified data stream website is characterized in that this method comprises:
The edge device PE of source provider receives the data flow from source customer edge devices CE, is the vpn label that the purpose website distributes according to the IP address of the purpose PE that obtains from described data flow and purpose PE, determines the purpose website of described data flow.
2, the method for claim 1 is characterized in that, described source PE also comprises after receiving data flow from source CE:
According to the IP address of the interface index of virtual routing forwarding VRF binding and the described source PE that from described data flow, obtains, determine the Source Site of described data flow.
3, method as claimed in claim 2 is characterized in that, if flow website in the receiving terminal specified data of source PE, the interface index of then described VRF binding is to obtain from CE receiving terminal port, described source.
4, method as claimed in claim 2 is characterized in that, if flow website in the transmitting terminal specified data of source PE, the interface index of then described VRF binding is to obtain from described data flow;
After then described source PE received data flow from source CE, this method also comprised:
The interface index of described VRF binding is placed described data flow.
5, the method for claim 1 is characterized in that, the IP address of the purpose PE that described basis is obtained from described data flow and purpose PE are the vpn label that the purpose website distributes, and determine that the step of the purpose website of described data flow specifically comprises:
Described purpose PE is determined in IP address according to the purpose PE that obtains from described data flow;
Determine described purpose CE according to the described vpn label that from described data flow, obtains;
Described purpose PE and described purpose CE according to determining determine the purpose website.
6, method as claimed in claim 5 is characterized in that, the described vpn label that described basis is obtained from described data flow determines that the step of described purpose CE also further comprises:
From described data flow, obtain described vpn label;
Search the described vpn label of preservation and the corresponding relation of described purpose CE,, determine corresponding purpose CE according to described corresponding relation that finds and the described vpn label that obtains.
7, a kind of method of traffic statistics is characterized in that, this method comprises:
The edge device PE of source provider receives the data flow from source customer edge devices CE;
IP address and purpose PE according to the purpose PE that obtains from described data flow are the vpn label that the purpose website distributes, and determine the purpose website of described data flow;
Receiving terminal or transmitting terminal at described source PE carry out traffic statistics to described data flow.
8, a kind of website is determined device, it is characterized in that, this website determines that device comprises:
Receiver module is used to receive the data flow from source customer edge devices CE;
Purpose website determination module is used for being the vpn label that the purpose website distributes according to IP address and purpose PE from the edge device PE of purpose provider that described data flow is obtained, determines the purpose website of described data flow.
9, device as claimed in claim 8 is characterized in that, described website determines that device also comprises:
The Source Site determination module is used for determining the Source Site of described data flow according to the interface index of virtual routing forwarding VRF binding with from the IP address of the source PE that described data flow is obtained.
10, device as claimed in claim 9 is characterized in that, if described website is determined the receiving terminal specified data stream of device at source PE, the interface index of then described VRF binding obtains from CE receiving terminal port, described source;
If described website is determined the transmitting terminal specified data stream of device at source PE, the interface index of then described VRF binding obtains from described data flow.
11, device as claimed in claim 8 is characterized in that, described purpose website determination module comprises:
First determination module is used for determining described purpose PE according to the IP address of the purpose PE that obtains from described data flow;
Second determination module is used for determining described purpose CE according to the described vpn label that obtains from described data flow;
The 3rd determination module is used for described purpose PE and the described second determination module definite described purpose CE definite according to described first determination module, determines the purpose website.
12, device as claimed in claim 11 is characterized in that, described website determines that device also comprises:
Memory module is used to preserve the corresponding relation of described vpn label and described purpose CE;
Then described second determination module obtains described vpn label from described data flow after, from described memory module, search the described vpn label of preservation and the corresponding relation of described purpose CE, according to described corresponding relation that finds and the described vpn label that obtains, determine corresponding purpose CE.
13, a kind of provider edge device is characterized in that this provider's edge device comprises:
Receiver module is used to receive the data flow from source customer edge devices CE;
Purpose website determination module is used for being the vpn label that the purpose website distributes according to IP address and purpose PE from the edge device PE of purpose provider that described data flow is obtained, determines the purpose website of described data flow.
14, a kind of flow statistic device is characterized in that, this flow statistic device comprises:
Receiver module is used to receive the data flow from source customer edge devices CE;
Purpose website determination module is used for being the vpn label that the purpose website distributes according to IP address and purpose PE from the edge device PE of purpose provider that described data flow is obtained, determines the purpose website of described data flow;
Statistical module is used at receiving terminal or the transmitting terminal of source PE described data flow being carried out traffic statistics.
15, a kind of provider edge device is characterized in that this provider's edge device comprises:
Receiver module is used to receive the data flow from source customer edge devices CE;
Purpose website determination module is used for being the vpn label that the purpose website distributes according to IP address and purpose PE from the edge device PE of purpose provider that described data flow is obtained, determines the purpose website of described data flow;
Statistical module is used at receiving terminal or the transmitting terminal of source PE described data flow being carried out traffic statistics.
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| CN2007101401555A CN101102228B (en) | 2007-08-08 | 2007-08-08 | A method and device for flow statistics |
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| CN2007101401555A CN101102228B (en) | 2007-08-08 | 2007-08-08 | A method and device for flow statistics |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101707554B (en) * | 2009-11-18 | 2012-01-25 | 华为技术有限公司 | Method and device for obtaining flow distribution of network |
| CN103036710A (en) * | 2012-12-03 | 2013-04-10 | 杭州华三通信技术有限公司 | Method and edge device for acquiring geographical location information of web site |
| CN101753366B (en) * | 2008-12-01 | 2013-04-17 | 华为技术有限公司 | Method, equipment and system for realizing stream statistics of virtual private network |
| WO2015078002A1 (en) * | 2013-11-29 | 2015-06-04 | 华为技术有限公司 | Message processing method, device and system |
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| CN100527698C (en) * | 2003-07-12 | 2009-08-12 | 华为技术有限公司 | Method for message forwarding on client border-service provider border-client border |
| CN100372340C (en) * | 2004-06-11 | 2008-02-27 | 华为技术有限公司 | Method for realizing virtual special network |
| CN100440844C (en) * | 2004-06-16 | 2008-12-03 | 华为技术有限公司 | System and method for realizing virtual special network of hybrid backbond network of hybrid station |
| CN100411381C (en) * | 2005-04-28 | 2008-08-13 | 华为技术有限公司 | Communication method and system between mixed network VPN stations across different autonomous systems |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101753366B (en) * | 2008-12-01 | 2013-04-17 | 华为技术有限公司 | Method, equipment and system for realizing stream statistics of virtual private network |
| CN101707554B (en) * | 2009-11-18 | 2012-01-25 | 华为技术有限公司 | Method and device for obtaining flow distribution of network |
| CN103036710A (en) * | 2012-12-03 | 2013-04-10 | 杭州华三通信技术有限公司 | Method and edge device for acquiring geographical location information of web site |
| CN103036710B (en) * | 2012-12-03 | 2016-03-30 | 杭州华三通信技术有限公司 | A kind of method and edge device obtaining the geographical location information of website |
| WO2015078002A1 (en) * | 2013-11-29 | 2015-06-04 | 华为技术有限公司 | Message processing method, device and system |
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