CN105634856A - Service performance parameter determination method and apparatus - Google Patents

Abstract

The present invention provides a service performance parameter determination method and apparatus. The method comprises the steps of acquiring a configuration relationship of a plurality of pseudo wires in a packet transport network (PTN), wherein the plurality of pseudo wires are corresponding to services in the PTN; and determining, according to the configuration relationship, performance parameters of services corresponding to the plurality of pseudo wires. Through adoption of the method, the problem in related technologies that no effective technical solution is available for calculating precise, actual performance parameters of an end-to-end service in real time is solved, and the performance parameters related to the end-to-end service can be determined precisely in real time.

Description

Service feature determination method for parameter and device

Technical field

The present invention relates to the communications field, in particular to a kind of service feature determination method for parameter and device.

Background technology

Packet Transport Network (PacketTransportNetwork, referred to as PTN) refer to the network of such a optical transport network framework and concrete technology: between IP operation and bottom light-transmitting medium, it is provided with an aspect, it designs for the requirement of the sudden of Packet Service flow and statistic multiplexing transmission, for core and support that multi-service provides with Packet Service, there is less overall use cost (TotalCostofOwnership, referred to as TCO), act on the traditional advantage of optical transport simultaneously, including high availability and reliability, efficient bandwidth management mechanism and traffic engineering, operate easily, management, safeguard (OperationAdministrationandMaintenance, referred to as OAM) and webmaster, expansible, higher safety etc.

PTN supports the multiple two-way point-to-point interface channel based on packet switching service, has applicable various large or fine granule business, end to end networking capability, it is provided that be more suitable for the flexible transfer pipeline of traffic performance; The protection switching of point-to-point connection passage can complete in 50 milliseconds, it is possible to achieve the service protection of transfer level and recovery; Inherit SDH (SynchronousDigitalHierarchy, referred to as SDH) Operations, Administration and Maintenance of technology mechanism, there is the complete OAM of point-to-point connection, it is ensured that network possesses protection switching, error detection and channel monitoring ability; Complete and the interconnection and interflow of IP/ multiprotocol label switching (Multi-ProtocolLabelSwitching, referred to as MPLS) various ways, seamless carrying core I P business; Network management system can control foundation and the setting of connecting channel, achieve QoS (QualityofService, referred to as QoS) differentiation and guarantee, the advantages such as service-level agreement (ServiceLevelAgreement, referred to as SLA) are provided flexibly. It addition, its available various bottom transmission channel (such as SDH)/Ethernet/ optical transport network (OpticalTransportNetwork, referred to as OTN). In a word, it has perfect OAM mechanism, accurate fault location and strict business isolation features, management and use fiber resource to greatest extent, ensure that service security, after in conjunction with GMPLS, it may be achieved automatically configuring and the high survivability of mesh network of resource.

These characteristics comprehensive are it will be seen that business in PTN network, it is possible to configuration very complicated, have more motility, all can configure a plurality of business, make full use of whole network under port. How strictly according to the facts, accurately, the real-time performance parameter calculating teleservice, it is thus possible to the ruuning situation of the business of analysis, correlation technique does not also propose relevant technical scheme.

For in correlation technique, there is no effective technical scheme be capable of strictly according to the facts, accurately, the real-time performance parameter problem calculating teleservice, effective solution is not yet proposed.

Summary of the invention

In order to solve above-mentioned technical problem, the invention provides a kind of service feature determination method for parameter and device.

According to an aspect of the invention, it is provided a kind of service feature determination method for parameter, described method includes: obtaining the configuration relation between a plurality of pseudo-wire in Packet Transport Network PTN, wherein, described a plurality of pseudo-wire is corresponding with the business in described PTN;

The performance parameter of the described business corresponding with described a plurality of pseudo-wire is determined according to described configuration relation.

Preferably, the configuration relation between described a plurality of pseudo-wire includes at least one of: separate and unprotect relation between described a plurality of pseudo-wire; For the configuration relation of work and protection between described a plurality of pseudo-wire; For the configuration relation of work, protection and dual node interconnection DNI between described a plurality of pseudo-wire; It it is the configuration relation of work, protection, DNI and multiplex section protection MSP between described a plurality of pseudo-wire.

Preferably, described performance parameter includes at least one of: bandwidth, flow, time delay, shake.

Preferably, when described configuration relation is separate between described a plurality of pseudo-wire and unprotect relation, described performance parameter is determined according to below equation:Wherein, i=1,2, B₁For the value that described bandwidth is corresponding, B₂For the value that described flow is corresponding,For the bandwidth value that j-th strip pseudo-wire is corresponding,For the flow value that j-th strip pseudo-wire is corresponding; Wherein, i=3,4, B₃For the value that described time delay is corresponding, B₄Corresponding value is shaken for described,For the time delay value that j-th strip pseudo-wire is corresponding,For the shake that j-th strip pseudo-wire is corresponding, j=1,2 ... the bar number of a plurality of pseudo-wire described in n, n.

Preferably, when the configuration relation that described configuration relation is work and protection, described performance parameter is determined according to below equation:Wherein, i=1,2, B₁For the value that described bandwidth is corresponding, B₂For the value that described flow is corresponding,Work bandwidth value corresponding to pseudo-wire for j-th strip,Work flow value corresponding to pseudo-wire for j-th strip,Bandwidth value corresponding to pseudo-wire is protected for j-th strip,For the flow value that j-th strip protection pseudo-wire is corresponding; Wherein, i=3,4, B₃For the value that described time delay is corresponding, B₄Corresponding value is shaken for described,Work time delay value corresponding to pseudo-wire for j-th strip,Work shake corresponding to pseudo-wire for j-th strip,Time delay value corresponding to pseudo-wire is protected for j-th strip,Shake corresponding to pseudo-wire is protected for j-th strip, j=1,2 ... the bar number of a plurality of pseudo-wire described in n, n.

Preferably, when the configuration relation that described configuration relation is described work, protection and DNI, described performance parameter is determined according to below equation:Wherein, i=1,2, B₁For the value that described bandwidth is corresponding, B₂For the value that described flow is corresponding,Work bandwidth value corresponding to pseudo-wire for j-th strip,Work flow value corresponding to pseudo-wire for j-th strip,Bandwidth value corresponding to pseudo-wire is protected for j-th strip,Flow value corresponding to pseudo-wire is protected for j-th strip,For the bandwidth value that j-th strip DNI is corresponding,For the flow value that j-th strip DNI is corresponding; Wherein, i=3, B₃For the value that described time delay is corresponding,Work time delay value corresponding to pseudo-wire for j-th strip,Time delay value corresponding to pseudo-wire is protected for j-th strip,For the time delay value that j-th strip DNI is corresponding;Wherein, i=4, B₄Corresponding value is shaken for described,Work shake corresponding to pseudo-wire for j-th strip,Shake corresponding to pseudo-wire is protected for j-th strip,For the shake that j-th strip DNI is corresponding, j=1,2 ... the bar number of a plurality of pseudo-wire described in n, n.

Preferably, when the configuration relation that described configuration relation is described work, protection, DNI and MSP, described performance parameter is determined according to below equation: $B_i=\mathrm{sum}\left(\max (w_i^j,p_i^j,{\mathrm{DNI}}_i^j,{\mathrm{MSP}}_i^j)\right),$ Wherein, i=1,2, B₁For the value that described bandwidth is corresponding, B₂For the value that described flow is corresponding,Work bandwidth value corresponding to pseudo-wire for j-th strip,Work flow value corresponding to pseudo-wire for j-th strip,Bandwidth value corresponding to pseudo-wire is protected for j-th strip,Bandwidth value corresponding to pseudo-wire is protected for j-th strip,Flow value corresponding to pseudo-wire is protected for j-th strip,For the bandwidth value that j-th strip DNI is corresponding,For the flow value that j-th strip DNI is corresponding,For the bandwidth value that j-th strip MSP is corresponding,For the flow value that j-th strip MSP is corresponding; $B_i=\max \left(\max (w_i^j,p_i^j,{\mathrm{DNI}}_i^j,{\mathrm{MSP}}_i^j)\right),$ Wherein, i=3, B₃For the value that described time delay is corresponding,Work time delay value corresponding to pseudo-wire for j-th strip,Time delay value corresponding to pseudo-wire is protected for j-th strip,For the time delay value that j-th strip DNI is corresponding,For the time delay value that j-th strip MSP is corresponding; $B_i$ $=\max \left(\max (w_i^j,\mathrm{sum}(p_i^j,\max ({\mathrm{DNI}}_i^j,{\mathrm{MSP}}_i^j)))\right),$ Wherein, i=4, B₄Corresponding value is shaken for described,Work shake corresponding to pseudo-wire for j-th strip,Shake corresponding to pseudo-wire is protected for j-th strip,For the shake that j-th strip DNI is corresponding,For the shake that j-th strip MSP is corresponding, j=1,2 ... the bar number of a plurality of pseudo-wire described in n, n.

According to another aspect of the present invention, additionally provide the determination device of a kind of service feature parameter, described device includes: acquisition module, and for obtaining in Packet Transport Network PTN the configuration relation between a plurality of pseudo-wire, wherein said a plurality of pseudo-wire is corresponding with the business in described PTN; Determine module, for determining the performance parameter of the described business corresponding with described a plurality of pseudo-wire according to described configuration relation.

Preferably, the configuration relation between the described a plurality of pseudo-wire that described acquisition module obtains includes at least one of: separate and unprotect relation between described a plurality of pseudo-wire; For the configuration relation of work and protection between described a plurality of pseudo-wire; For the configuration relation of work, protection and dual node interconnection (DualNodeInterconnection, referred to as DNI) between described a plurality of pseudo-wire; For the configuration relation of work, protection, DNI and multiplex section protection multiplex section protection (MultiplexSectionProtection, referred to as MSP) between described a plurality of pseudo-wire.

Preferably, the described described performance parameter determining that module is determined includes at least one of: bandwidth, flow, time delay, shake.

Preferably, described determine module, for determining described performance parameter according to below equation:Wherein, i=1,2, B₁For the value that described bandwidth is corresponding, B₂For the value that described flow is corresponding,For the bandwidth value that j-th strip pseudo-wire is corresponding,For the flow value that j-th strip pseudo-wire is corresponding;Wherein, i=3,4, B₃For the value that described time delay is corresponding, B₄Corresponding value is shaken for described,For the time delay value that j-th strip pseudo-wire is corresponding,For the shake that j-th strip pseudo-wire is corresponding, j=1,2 ... the bar number of a plurality of pseudo-wire described in n, n.

Preferably, described determine module, for determining described performance parameter according to below equation: Wherein, i=1,2, B₁For the value that described bandwidth is corresponding, B₂For the value that described flow is corresponding,Work bandwidth value corresponding to pseudo-wire for j-th strip,Work flow value corresponding to pseudo-wire for j-th strip,Bandwidth value corresponding to pseudo-wire is protected for j-th strip,For the flow value that j-th strip protection pseudo-wire is corresponding;Wherein, i=3,4, B₃For the value that described time delay is corresponding, B₄Corresponding value is shaken for described,Work time delay value corresponding to pseudo-wire for j-th strip,Work shake corresponding to pseudo-wire for j-th strip,Time delay value corresponding to pseudo-wire is protected for j-th strip,Shake corresponding to pseudo-wire is protected for j-th strip, j=1,2 ... the bar number of a plurality of pseudo-wire described in n, n.

Preferably, described determine module, for determining described performance parameter according to below equation: Wherein, i=1,2, B₁For the value that described bandwidth is corresponding, B₂For the value that described flow is corresponding,Work bandwidth value corresponding to pseudo-wire for j-th strip,Work flow value corresponding to pseudo-wire for j-th strip,Bandwidth value corresponding to pseudo-wire is protected for j-th strip,Flow value corresponding to pseudo-wire is protected for j-th strip,For the bandwidth value that j-th strip DNI is corresponding,For the flow value that j-th strip DNI is corresponding; $B_i=\max \left(\max (w_i^j,p_i^j,{\mathrm{DNI}}_i^j,)\right),$ Wherein, i=3, B₃For the value that described time delay is corresponding,Work time delay value corresponding to pseudo-wire for j-th strip,Time delay value corresponding to pseudo-wire is protected for j-th strip,For the time delay value that j-th strip DNI is corresponding; $B_i=\max \left(\max (w_i^j,\mathrm{sum}(p_i^j,{\mathrm{DNI}}_i^j\left)\right)\right),$ Wherein, i=4, B₄Corresponding value is shaken for described,Work shake corresponding to pseudo-wire for j-th strip,Shake corresponding to pseudo-wire is protected for j-th strip,For the shake that j-th strip DNI is corresponding, j=1,2 ... the bar number of a plurality of pseudo-wire described in n, n.

Preferably, described determine module, for determining described performance parameter according to below equation: $B_i=\mathrm{sum}(\max (w_i^j,$ $p_i^j,{\mathrm{DNI}}_i^j,{\mathrm{MSP}}_i^j\left)\right),$ Wherein, i=1,2, B₁For the value that described bandwidth is corresponding, B₂For the value that described flow is corresponding,Work bandwidth value corresponding to pseudo-wire for j-th strip,Work flow value corresponding to pseudo-wire for j-th strip,Bandwidth value corresponding to pseudo-wire is protected for j-th strip,Bandwidth value corresponding to pseudo-wire is protected for j-th strip,Flow value corresponding to pseudo-wire is protected for j-th strip,For the bandwidth value that j-th strip DNI is corresponding,For the flow value that j-th strip DNI is corresponding,For the bandwidth value that j-th strip MSP is corresponding,For the flow value that j-th strip MSP is corresponding; $B_i=$ $\max \left(\max (w_i^j,p_i^j,{\mathrm{DNI}}_i^j,{\mathrm{MSP}}_i^j)\right),$ Wherein, i=3, B₃For the value that described time delay is corresponding,Work time delay value corresponding to pseudo-wire for j-th strip,Time delay value corresponding to pseudo-wire is protected for j-th strip,For the time delay value that j-th strip DNI is corresponding,For the time delay value that j-th strip MSP is corresponding; $B_i=\max (\max (w_i^j,\mathrm{sum}(p_i^j,\max ({\mathrm{DNI}}_i^j,$ ${\mathrm{MSP}}_i^j\left)\right)\left)\right),$ Wherein, i=4, B₄Corresponding value is shaken for described,Work shake corresponding to pseudo-wire for j-th strip,Shake corresponding to pseudo-wire is protected for j-th strip,For the shake that j-th strip DNI is corresponding,For the shake that j-th strip MSP is corresponding, j=1,2 ... the bar number of a plurality of pseudo-wire described in n, n.

Pass through the present invention, adopt the technological means of the performance parameter determining the business corresponding with a plurality of pseudo-wire according to the configuration relation between pseudo-wire a plurality of in current PTN network, solve correlation technique there is no effective technical scheme can strictly according to the facts, accurately, the real-time performance parameter problem calculating teleservice, it is possible to the performance parameter that accurately real-time determination teleservice relates to.

Accompanying drawing explanation

Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the part of the application, and the schematic description and description of the present invention is used for explaining the present invention, is not intended that inappropriate limitation of the present invention. In the accompanying drawings:

Fig. 1 is the flow chart of service feature determination method for parameter according to embodiments of the present invention;

Fig. 2 is the structured flowchart of the determination device of service feature parameter according to embodiments of the present invention;

Fig. 3 is the relation schematic diagram of port, tunnel and pseudo-wire according to the preferred embodiment of the invention;

Fig. 4 is the schematic diagram one of pseudo-wire protection group according to the preferred embodiment of the invention;

Fig. 5 is the schematic diagram two of pseudo-wire protection group according to the preferred embodiment of the invention;

Fig. 6 is the schematic diagram three of pseudo-wire protection group according to the preferred embodiment of the invention;

Fig. 7 is the schematic diagram four of pseudo-wire protection group according to the preferred embodiment of the invention.

Detailed description of the invention

Below with reference to accompanying drawing and describe the present invention in detail in conjunction with the embodiments. It should be noted that when not conflicting, the embodiment in the application and the feature in embodiment can be mutually combined.

Other features and advantages of the present invention will be set forth in the following description, and, partly become apparent from description, or understand by implementing the present invention. The purpose of the present invention and other advantages can be realized by structure specifically noted in the description write, claims and accompanying drawing and be obtained.

In order to make those skilled in the art be more fully understood that the present invention program, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the embodiment of a present invention part, rather than whole embodiments. Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, all should belong to the scope of protection of the invention.

Providing a kind of service feature determination method for parameter in the present embodiment, Fig. 1 is the flow chart of service feature determination method for parameter according to embodiments of the present invention, as it is shown in figure 1, this flow process comprises the steps:

Step S102, obtains the configuration relation between a plurality of pseudo-wire in PTN, and wherein above-mentioned a plurality of pseudo-wire is corresponding with the business in above-mentioned PTN;

Step S104, determines the performance parameter of the above-mentioned business corresponding with above-mentioned a plurality of pseudo-wire according to above-mentioned configuration relation.

By each step above-mentioned, propose the technological means that the configuration relation between according to pseudo-wire a plurality of in current PTN network determines the performance parameter of the business corresponding with described a plurality of pseudo-wire, solve correlation technique not yet proposes technical scheme strictly according to the facts, accurately, the real-time performance parameter problem calculating teleservice, and adopt the technical scheme that above-described embodiment provides, the performance parameter that determination that can be the accurately real-time teleservice corresponding with a plurality of pseudo-wire relates to, and then convenient teleservice is analyzed.

Alternatively, the configuration relation between a plurality of pseudo-wire that above-mentioned steps S102 relates to includes at least one of: 1) separate between a plurality of pseudo-wire and unprotect relation (as shown in Figure 4); 2) for the configuration relation (as shown in Figure 5) of work and protection between a plurality of pseudo-wire; 3) for the configuration relation (as shown in Figure 6) of work, protection and dual node interconnection DNI between a plurality of pseudo-wire; 4) between a plurality of pseudo-wire for work, protection, DNI and multiplex section protection MSP configuration relation (as shown in Figure 7).

Owing to the business in PTN network is all carried by pseudo-wire; and for transmission reliability; sometimes pseudo-wire can carry out redundant configuration; can there is a plurality of pseudo-wire below one teleservice, have plenty of job specification, have plenty of protective nature; become a pseudo-wire protection group; therefore according to the real-time traffic data of pseudo-wire and qualitative data, and the configuration relation of pseudo-wire and business, carry out the calculating of teleservice performance parameter.

Performance parameter in step S104 includes at least one of: bandwidth, flow, time delay, shake, the performance parameter of business can also include: ensures bandwidth, peak bandwidth, reception flow, transmitted traffic, total flow, One Way Delay, two-way time delay, unidirectional varying time delay, two-way varying time delay, near-end number of dropped packets, far-end number of dropped packets, near-end packet loss, far-end packet loss, wherein, shake can be understood as and includes near-end number of dropped packets, far-end number of dropped packets, near-end packet loss, far-end packet loss, and this is not construed as limiting by the embodiment of the present invention.

Based on the four kinds of configuration relations provided in above-described embodiment, step S104 can have multiple implementation, in embodiments of the present invention, it is provided that techniques below scheme:

The first situation

When above-mentioned configuration relation is separate between a plurality of pseudo-wire and during unprotect relation, determine above-mentioned performance parameter according to below equation:Wherein, i=1,2, B₁For the value that above-mentioned bandwidth is corresponding, B₂For the value that above-mentioned flow is corresponding,For the bandwidth value that j-th strip pseudo-wire is corresponding,For the flow value that j-th strip pseudo-wire is corresponding;Wherein, i=3,4, B₃For the value that above-mentioned time delay is corresponding, B₄For the value that above-mentioned shake is corresponding,For the time delay value that j-th strip pseudo-wire is corresponding,For the shake that j-th strip pseudo-wire is corresponding, j=1,2 ... the bar number of the above-mentioned a plurality of pseudo-wire of n, n.

The second situation

When the configuration relation that above-mentioned configuration relation is work and protection, determine above-mentioned performance parameter according to below equation: Wherein, i=1,2, B₁For the value that above-mentioned bandwidth is corresponding, B₂For the value that above-mentioned flow is corresponding,Work bandwidth value corresponding to pseudo-wire for j-th strip,Work flow value corresponding to pseudo-wire for j-th strip,Bandwidth value corresponding to pseudo-wire is protected for j-th strip,For the flow value that j-th strip protection pseudo-wire is corresponding;Wherein, i=3,4, B₃For the value that above-mentioned time delay is corresponding, B₄For the value that above-mentioned shake is corresponding,Work time delay value corresponding to pseudo-wire for j-th strip,Work shake corresponding to pseudo-wire for j-th strip,Time delay value corresponding to pseudo-wire is protected for j-th strip,Shake corresponding to pseudo-wire is protected for j-th strip, j=1,2 ... the bar number of the above-mentioned a plurality of pseudo-wire of n, n.

It should be noted that; in the second situation that the embodiment of the present invention provides; when being the configuration relation of work and protection between above-mentioned a plurality of pseudo-wire; also include two kinds of situations of double; two (protection pseudo-wire and work pseudo-wire are all used for carrying business) and single-shot (work pseudo-wire is used for carrying business) with in protection pseudo-wire; when single-shot and double; two, it is determined that the formula that the technical scheme of the performance parameter of business is enumerated with the second situation.

The third situation

When the configuration relation that above-mentioned configuration relation is work, protection and DNI, determine above-mentioned performance parameter according to below equation:Wherein, i=1,2, B₁For the value that above-mentioned bandwidth is corresponding, B₂For the value that above-mentioned flow is corresponding,Work bandwidth value corresponding to pseudo-wire for j-th strip,Work flow value corresponding to pseudo-wire for j-th strip,Bandwidth value corresponding to pseudo-wire is protected for j-th strip,Flow value corresponding to pseudo-wire is protected for j-th strip,For the bandwidth value that j-th strip DNI is corresponding,For the flow value that j-th strip DNI is corresponding; Wherein, i=3, B₃For the value that above-mentioned time delay is corresponding,Work time delay value corresponding to pseudo-wire for j-th strip,For the time delay value that j-th strip DNI is corresponding,For the time delay value that j-th strip protection pseudo-wire is corresponding; Wherein, i=4, B₄For the value that above-mentioned shake is corresponding,Work shake corresponding to pseudo-wire for j-th strip,Shake corresponding to pseudo-wire is protected for j-th strip,For the shake that j-th strip DNI is corresponding, j=1,2 ... the bar number of the above-mentioned a plurality of pseudo-wire of n, n.

It should be noted that the formula of above-mentioned calculation delay: $B_i=\max \left(\max (w_i^j,\mathrm{sum}(p_i^j,{\mathrm{DNI}}_i^j\left)\right)\right),$ Can be understood as is time delay between multiple pseudo-wire protection group, but when only existing a protection group, it may be considered that pass through Formula is calculated, and this is not construed as limiting by the embodiment of the present invention.

4th kind of situation

When the configuration relation that above-mentioned configuration relation is above-mentioned work, protection, DNI and MSP, determine above-mentioned performance parameter according to below equation: $B_i=\mathrm{sum}\left(\max (w_i^j,p_i^j,{\mathrm{DNI}}_i^j,{\mathrm{MSP}}_i^j)\right),$ Wherein, i=1,2, B₁For the value that above-mentioned bandwidth is corresponding, B₂For the value that above-mentioned flow is corresponding,Work bandwidth value corresponding to pseudo-wire for j-th strip,Work flow value corresponding to pseudo-wire for j-th strip,Bandwidth value corresponding to pseudo-wire is protected for j-th strip,Bandwidth value corresponding to pseudo-wire is protected for j-th strip,Flow value corresponding to pseudo-wire is protected for j-th strip,For the bandwidth value that j-th strip DNI is corresponding,For the flow value that j-th strip DNI is corresponding,For the bandwidth value that j-th strip MSP is corresponding,For the flow value that j-th strip MSP is corresponding; $B_i=\max \left(\max (w_i^j,p_i^j,{\mathrm{DNI}}_i^j,{\mathrm{MSP}}_i^j)\right),$ Wherein, i=3, B₃For the value that above-mentioned time delay is corresponding,Work time delay value corresponding to pseudo-wire for j-th strip,Time delay value corresponding to pseudo-wire is protected for j-th strip,For the time delay value that j-th strip DNI is corresponding,For the time delay value that j-th strip MSP is corresponding; $B_i=$ $\max \left(\max (w_i^j,\mathrm{sum}(p_i^j,\max ({\mathrm{DNI}}_i^j,{\mathrm{MSP}}_i^j)))\right),$ Wherein, i=4, B₄For the value that above-mentioned shake is corresponding,Work shake corresponding to pseudo-wire for j-th strip,Shake corresponding to pseudo-wire is protected for j-th strip,For the shake that j-th strip DNI is corresponding,For the shake that j-th strip MSP is corresponding, j=1,2 ... the bar number of the above-mentioned a plurality of pseudo-wire of n, n.

It should be noted that the formula of above-mentioned calculation delay: $B_i=\max (\max (w_i^j,\mathrm{sum}(p_i^j,\max ({\mathrm{DNI}}_i^j,$ ${\mathrm{MSP}}_i^j\left)\right)\left)\right),$ Can be understood as the time delay between multiple pseudo-wire protection group, but when only existing a protection group, it may be considered that pass through $B_i=\max (w_i^j,\mathrm{sum}(p_i^j,\max ({\mathrm{DNI}}_i^j,{\mathrm{MSP}}_i^j))))$ Formula is calculated, and this is not construed as limiting by the embodiment of the present invention.

Namely for the calculating of teleservice performance parameter in above-described embodiment, it is possible to by following procedural representation:

1, the first performance data according to pseudo-wire, calculates data on flows and the capability and performance data of end-to-end pseudo-line;

2, according to the relation between end-to-end pseudo-line, and the relation between pseudo-wire and protection group, data on flows and the capability and performance data of independent pseudo-wire and pseudo-wire protection group are calculated according to the formula provided in above-described embodiment;

3, the relation according to independent pseudo-wire, pseudo-wire protection group and teleservice, according to the formula provided in above-described embodiment, calculates data on flows and the capability and performance data of teleservice;

4, exporting the performance data of teleservice, calculating completes.

Performance parameter for other: ensure bandwidth, the process of bandwidth that the determination process of peak bandwidth provides with above-described embodiment, receive flow, transmitted traffic, total flow determination process with above-described embodiment provides the process of constant flow really, One Way Delay, two-way time delay, unidirectional varying time delay, two-way varying time delay determination process with the determination process of the time delay provided in above-described embodiment, near-end number of dropped packets, far-end number of dropped packets, near-end packet loss, far-end packet loss determination process with the determination process of the jitter rate in above-described embodiment.

In the embodiment of above-mentioned service feature determination method for parameter, it is possible to general summary is techniques below scheme:

First step A. determines the configuration scene of this teleservice, according to scene partitioning calculation. Article one, can having a plurality of pseudo-wire below teleservice, there is also the relation protected each other between pseudo-wire, therefore scene can be divided into three kinds of situations:

Independent unprotect between scene a, pseudo-wire, this N of being labeled as (the first situation corresponding to mentioning in above-described embodiment);

The protection relation of W (work)/P (protection) is had between scene b, pseudo-wire, there is one or more W/P protection group, between W/P, be likely the relation of 1+1 (double; two) or the backup relation (the second situation corresponding to mentioning in above-described embodiment) of 1:1 (single-shot);

Relation is protected for W/P/DNI between scene c, pseudo-wire, one or more W/P/DNI, W/P/DNI is had directly to be likely the backup relation (being equivalent to the third situation of above-described embodiment) of 1+1 (double; two) or 1:1 (single-shot);

Relation is protected for W/P/DNI/MSP between scene d, pseudo-wire, one or more W/P/DNI/MSP, W/P/DNI/MSP is had directly to be likely the backup relation (being equivalent to the 4th kind of situation of above-described embodiment) of 1+1 (double; two) or 1:1 (single-shot);

Step B. determines different teleservice computing formula according to different scenes. Specific formula for calculation following (shown in computing formula the third situation of example performed as described above of scene C, herein repeat no more):

For the computing formula of scene a such as shown in following table one:

Table one

Index	Bandwidth	Flow	Shake	Time delay
					Formula	sum(N)	sum(N)	max(N)	max(N)

It should be noted that what the sum (N) in table one represented is in corresponding index, sum that a plurality of pseudo-wire is added, the first situation of above-described embodiment offer is specifically provided, the embodiment of the present invention does not repeat them here.

For the computing formula of scene b such as shown in following table two:

Table two

For the computing formula of scene d such as shown in following table three:

Table three

Step C. first calculates flow performance and the capability and performance of pseudo-wire or pseudo-wire protection group according to formula, for instance ensure that bandwidth, the isoparametric computing formula of peak bandwidth are similar to bandwidth formula; Receive the parameter reference flow formulas such as flow, transmitted traffic, total flow; One Way Delay, two-way time delay and etc. parameter reference delay Equation; The parameter reference shake formula such as near-end number of dropped packets, far-end number of dropped packets, near-end packet loss, far-end packet loss.

Step D. is according to pseudo-wire protection group and pseudo-wire performance, and both affiliated teleservices, and statistics draws flow and the capability and performance of teleservice, obtains final performance data;

The technical scheme of the above-mentioned offer of the embodiment of the present invention calculates the method for end-to-end service feature parameter in PTN network by a kind of, utilize the performance flow of the pseudo-wire of carrying business, and the relation between pseudo-wire, between pseudo-wire and business, performance data and the data on flows of teleservice can accurately be calculated.

Additionally provide the determination device of a kind of service feature parameter in the present embodiment, be used for realizing above-described embodiment and preferred implementation, had be carried out repeating no more of explanation, and below the module related in this device was illustrated. As used below, term " module " can realize the software of predetermined function and/or the combination of hardware. Although the device described by following example preferably realizes with software, but hardware, or the realization of the combination of software and hardware is also likely to and is contemplated. Fig. 2 is the structured flowchart of the determination device of service feature parameter according to embodiments of the present invention. As in figure 2 it is shown, this device includes:

Acquisition module 20, for obtaining in PTN the configuration relation between a plurality of pseudo-wire, wherein above-mentioned a plurality of pseudo-wire is corresponding with the business in above-mentioned PTN;

Determine module 22, be connected with acquisition module 20, for determining the performance parameter of the above-mentioned business corresponding with above-mentioned a plurality of pseudo-wire according to above-mentioned configuration relation.

Comprehensive function by above-mentioned modules, propose the technological means that the configuration relation between according to pseudo-wire a plurality of in current PTN network determines the performance parameter of the business corresponding with above-mentioned a plurality of pseudo-wire, solve correlation technique not yet proposes technical scheme strictly according to the facts, accurately, the real-time performance parameter problem calculating teleservice, and adopt the technical scheme that above-described embodiment provides, it is possible to the performance parameter that the accurately real-time determination teleservice corresponding with a plurality of pseudo-wire relates to.

Alternatively, the configuration relation between a plurality of pseudo-wire that acquisition module 20 obtains includes at least one of: 1) separate and unprotect relation between a plurality of pseudo-wire; 2) for the configuration relation of work and protection between a plurality of pseudo-wire; 3) for the configuration relation of work, protection and dual node interconnection DNI between a plurality of pseudo-wire; 4) between a plurality of pseudo-wire for work, protection, DNI and multiplex section protection MSP configuration relation; Determine that module 22 includes at least one of for the above-mentioned performance parameter determined: bandwidth, flow, time delay, shake.

In order to realize the above-mentioned function determining that module 22 is to be done, it is determined that module 22, it is additionally operable to determine above-mentioned performance parameter according to below equation:Wherein, i=1,2, B₁For the value that above-mentioned bandwidth is corresponding, B₂For the value that above-mentioned flow is corresponding,For the bandwidth value that j-th strip pseudo-wire is corresponding,For the flow value that j-th strip pseudo-wire is corresponding; Wherein, i=3,4, B₃For the value that above-mentioned time delay is corresponding, B₄For the value that above-mentioned shake is corresponding,For the time delay value that j-th strip pseudo-wire is corresponding,For the shake that j-th strip pseudo-wire is corresponding, j=1,2 ... the bar number of the above-mentioned a plurality of pseudo-wire of n, n; And when the configuration relation that above-mentioned configuration relation is work and protection, determine above-mentioned performance parameter according to below equation: Wherein, i=1,2, B₁For the value that above-mentioned bandwidth is corresponding, B₂For the value that above-mentioned flow is corresponding,Work bandwidth value corresponding to pseudo-wire for j-th strip,Work flow value corresponding to pseudo-wire for j-th strip,Bandwidth value corresponding to pseudo-wire is protected for j-th strip,For the flow value that j-th strip protection pseudo-wire is corresponding;Wherein, i=3,4, B₃For the value that above-mentioned time delay is corresponding, B₄For the value that above-mentioned shake is corresponding,Work time delay value corresponding to pseudo-wire for j-th strip,Work shake corresponding to pseudo-wire for j-th strip,Time delay value corresponding to pseudo-wire is protected for j-th strip,Shake corresponding to pseudo-wire is protected for j-th strip, j=1,2 ... the bar number of the above-mentioned a plurality of pseudo-wire of n, n.

It should be noted that; in the second situation that the embodiment of the present invention provides; when being the configuration relation of work and protection between above-mentioned a plurality of pseudo-wire; also include two kinds of situations of double; two (protection pseudo-wire and work pseudo-wire are all used for carrying business) and single-shot (work pseudo-wire is used for carrying business) with in protection pseudo-wire; when single-shot and double; two, it is determined that the formula that the technical scheme of the performance parameter of business is enumerated with the second situation.

Described determine that module 22 is additionally operable to, when the configuration relation that above-mentioned configuration relation is work, protection and DNI, determine above-mentioned performance parameter according to below equation:Wherein, i=1,2, B₁For the value that above-mentioned bandwidth is corresponding, B₂For the value that above-mentioned flow is corresponding,Work bandwidth value corresponding to pseudo-wire for j-th strip,Work flow value corresponding to pseudo-wire for j-th strip,Bandwidth value corresponding to pseudo-wire is protected for j-th strip,Flow value corresponding to pseudo-wire is protected for j-th strip,For the bandwidth value that j-th strip DNI is corresponding,For the flow value that j-th strip DNI is corresponding;Wherein, i=3, B₃For the value that above-mentioned time delay is corresponding,Work time delay value corresponding to pseudo-wire for j-th strip,Time delay value corresponding to pseudo-wire is protected for j-th strip,For the time delay value that j-th strip DNI is corresponding; ;Wherein, i=4, B₄For the value that above-mentioned shake is corresponding,Work shake corresponding to pseudo-wire for j-th strip,Shake corresponding to pseudo-wire is protected for j-th strip,For the shake that j-th strip DNI is corresponding, j=1,2 ... the bar number of the above-mentioned a plurality of pseudo-wire of n, n.

It should be noted that the formula of above-mentioned calculation delay: $B_i=\max \left(\max (w_i^j,\mathrm{sum}(p_i^j,{\mathrm{DNI}}_i^j\left)\right)\right),$ Can be understood as is time delay between multiple pseudo-wire protection group, but when only existing a protection group, it may be considered that pass through Formula is calculated, and this is not construed as limiting by the embodiment of the present invention.

Described determine that module 22 is additionally operable to, when the configuration relation that above-mentioned configuration relation is above-mentioned work, protection, DNI and MSP, determine above-mentioned performance parameter according to below equation: $B_i=\mathrm{sum}\left(\max (w_i^j,p_i^j,{\mathrm{DNI}}_i^j,{\mathrm{MSP}}_i^j)\right),$ Wherein, i=1,2, B₁For the value that above-mentioned bandwidth is corresponding, B₂For the value that above-mentioned flow is corresponding,Work bandwidth value corresponding to pseudo-wire for j-th strip,Work flow value corresponding to pseudo-wire for j-th strip,Bandwidth value corresponding to pseudo-wire is protected for j-th strip,Bandwidth value corresponding to pseudo-wire is protected for j-th strip,Flow value corresponding to pseudo-wire is protected for j-th strip,For the bandwidth value that j-th strip DNI is corresponding,For the flow value that j-th strip DNI is corresponding,For the bandwidth value that j-th strip MSP is corresponding,For the flow value that j-th strip MSP is corresponding; $B_i=\max \left(\max (w_i^j,p_i^j,{\mathrm{DNI}}_i^j,{\mathrm{MSP}}_i^j)\right),$ Wherein, i=3, B₃For the value that above-mentioned time delay is corresponding,Work time delay value corresponding to pseudo-wire for j-th strip,Time delay value corresponding to pseudo-wire is protected for j-th strip,For the time delay value that j-th strip DNI is corresponding,For the time delay value that j-th strip MSP is corresponding; $B_i=\max \left(\max (w_i^j,\mathrm{sum}(p_i^j,\max ({\mathrm{DNI}}_i^j,{\mathrm{MSP}}_i^j)))\right),$ Wherein, i=4, B₄For the value that above-mentioned shake is corresponding,Work shake corresponding to pseudo-wire for j-th strip,Shake corresponding to pseudo-wire is protected for j-th strip,For the shake that j-th strip DNI is corresponding,For the shake that j-th strip MSP is corresponding, j=1,2 ... the bar number of the above-mentioned a plurality of pseudo-wire of n, n.

It should be noted that the formula of above-mentioned calculation delay: $B_i=\max (\max (w_i^j,\mathrm{sum}(p_i^j,\max ({\mathrm{DNI}}_i^j,$ ${\mathrm{MSP}}_i^j\left)\right)\left)\right),$ Can be understood as is time delay between multiple pseudo-wire protection group, but when only existing a protection group, it may be considered that pass through $B_i=\max (w_i^j,\mathrm{sum}(p_i^j,\max ({\mathrm{DNI}}_i^j,{\mathrm{MSP}}_i^j))))$ Formula is calculated, and this is not construed as limiting by the embodiment of the present invention.

In order to be better understood from the performance parameter constant current journey really of above-mentioned business, below in conjunction with preferred embodiment and accompanying drawing 3-4, technique scheme is illustrated:

Fig. 3 is the relation schematic diagram of port, tunnel and pseudo-wire according to the preferred embodiment of the invention, as shown in Figure 3, a tunnel can be had under one port, a plurality of end-to-end pseudo-line can be configured under one tunnel, it (can be identical business that each pseudo-wire can carry a business, can also be different business), because, a plurality of business can be configured under one port, in terms of port, the data such as flow of business are inaccurate certainly, it is necessary to calculated the real traffic data etc. of teleservice by the relation of pseudo-wire and pseudo-wire and business.

But the configuration relation of pseudo-wire and pseudo-wire, pseudo-wire and business is again complicated. As shown in Figures 4 to 7, the relation of pseudo-wire and pseudo-wire has following several situation:

1, independent pseudo-wire, between without any dependence;

2, work pseudo-wire W and protection pseudo-wire P constitutes a pseudo-wire protection group, and normal use W carries out business data transmission, uses P when ging wrong;

3, the relation of work pseudo-wire W, protection pseudo-wire P, DNI, from the pseudo-wire (PseudoWire that Service Access point comes, referred to as PW) it is configured to different two simultaneously and lands on equipment CE that (one is P, one is W), DNIPW protection is enabled between two ustomer premises access equipments (CustomerEquipment, referred to as CE);

4, work pseudo-wire W, the relation of protection pseudo-wire P, DNI, MSP, W, P and DNI pass refer to 3, form ring protection adding MPSPW.

The technical scheme of the embodiment of the present invention has reached techniques below effect: solve correlation technique not yet proposes technical scheme strictly according to the facts, accurately, the real-time performance parameter problem calculating teleservice, and adopt the technical scheme that above-described embodiment provides, it is possible to the performance parameter that the accurately real-time determination teleservice corresponding with a plurality of pseudo-wire relates to.

Through the above description of the embodiments, those skilled in the art is it can be understood that can add the mode of required general hardware platform by software to the method according to above-described embodiment and realize, hardware can certainly be passed through, but in a lot of situation, the former is embodiment more preferably. Based on such understanding, the part that prior art is contributed by technical scheme substantially in other words can embody with the form of software product, this computer software product is stored in a storage medium (such as read only memory (ROM, Read-OnlyMemory), random access memory (RAM, RandomAccessMemory), magnetic disc, CD) in, including some instructions with so that a station terminal equipment (can be mobile phone, computer, server, or the network equipment etc.) perform the method that each embodiment of the present invention is above-mentioned.

In another embodiment, additionally providing a kind of software, this software is for performing the technical scheme described in above-described embodiment and preferred implementation.

In another embodiment, additionally providing a kind of storage medium, in this storage medium, storage has above-mentioned software, and this storage medium includes but not limited to: CD, floppy disk, hard disk, scratch pad memory etc.

It should be noted that term " first " in description and claims of this specification and above-mentioned accompanying drawing, " second " etc. are for distinguishing similar object, without being used for describing specific order or precedence. Should be appreciated that the object of so use can exchange in the appropriate case, in order to embodiments of the invention described herein can with except here diagram or describe those except order implement. In addition, term " includes " and " having " and their any deformation, it is intended to cover non-exclusive comprising, such as, contain series of steps or the process of unit, method, system, product or equipment be not necessarily limited to those steps or the unit clearly listed, but can include clearly not listing or for intrinsic other step of these processes, method, product or equipment or unit.

In sum, the embodiment of the present invention has reached techniques below effect: solve correlation technique not yet proposes technical scheme strictly according to the facts, accurately, the real-time performance parameter problem calculating teleservice, and adopt the technical scheme that above-described embodiment provides, it is possible to the performance parameter that the accurately real-time determination teleservice corresponding with a plurality of pseudo-wire relates to.

Obviously, those skilled in the art should be understood that, each module of the above-mentioned present invention or each step can realize with general calculation element, they can concentrate on single calculation element, or it is distributed on the network that multiple calculation element forms, alternatively, they can realize with the executable program code of calculation element, thus, can be stored in storage device is performed by calculation element, and in some cases, shown or described step can be performed with the order being different from herein, or they are fabricated to respectively each integrated circuit modules, or the multiple modules in them or step are fabricated to single integrated circuit module realize. so, the present invention is not restricted to the combination of any specific hardware and software.

More than above are only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations. All within the spirit and principles in the present invention, any amendment of making, equivalent replacement, improvement etc., should be included within protection scope of the present invention.

Claims (14)

1. a service feature determination method for parameter, it is characterised in that described method includes:

Obtaining the configuration relation between a plurality of pseudo-wire in Packet Transport Network PTN, wherein, described a plurality of pseudo-wire is corresponding with the business in described PTN;

The performance parameter of the described business corresponding with described a plurality of pseudo-wire is determined according to described configuration relation.

2. method according to claim 1, it is characterised in that the configuration relation between described a plurality of pseudo-wire includes at least one of:

Separate and unprotect relation between described a plurality of pseudo-wire;

For the configuration relation of work and protection between described a plurality of pseudo-wire;

For the configuration relation of work, protection and dual node interconnection DNI between described a plurality of pseudo-wire;

It it is the configuration relation of work, protection, DNI and multiplex section protection MSP between described a plurality of pseudo-wire.

3. method according to claim 2, it is characterised in that described performance parameter includes at least one of: bandwidth, flow, time delay, shake.

4. method according to claim 3, it is characterised in that when described configuration relation is separate between described a plurality of pseudo-wire and unprotect relation, determine described performance parameter according to below equation:

Wherein, i=1,2, B₁For the value that described bandwidth is corresponding, B₂For the value that described flow is corresponding,For the bandwidth value that j-th strip pseudo-wire is corresponding,For the flow value that j-th strip pseudo-wire is corresponding, wherein, j=1,2 ... the bar number of a plurality of pseudo-wire described in n, n;

Wherein, i=3,4, B₃For the value that described time delay is corresponding, B₄Corresponding value is shaken for described,For the time delay value that j-th strip pseudo-wire is corresponding,For the shake that j-th strip pseudo-wire is corresponding.

5. method according to claim 3, it is characterised in that when the configuration relation that described configuration relation is work and protection, determine described performance parameter according to below equation:

Wherein, i=1,2, B₁For the value that described bandwidth is corresponding, B₂For the value that described flow is corresponding,Work bandwidth value corresponding to pseudo-wire for j-th strip,Work flow value corresponding to pseudo-wire for j-th strip,Bandwidth value corresponding to pseudo-wire is protected for j-th strip,Flow value corresponding to pseudo-wire is protected for j-th strip, wherein, j=1,2 ... the bar number of a plurality of pseudo-wire described in n, n;

Wherein, i=3,4, B₃For the value that described time delay is corresponding, B₄Corresponding value is shaken for described,Work time delay value corresponding to pseudo-wire for j-th strip,Work shake corresponding to pseudo-wire for j-th strip,Time delay value corresponding to pseudo-wire is protected for j-th strip,For the shake that j-th strip protection pseudo-wire is corresponding.

6. method according to claim 3, it is characterised in that when the configuration relation that described configuration relation is described work, protection and DNI, determine described performance parameter according to below equation:

$B_i=\mathrm{sum}\left(\max (w_i^j,p_i^j,{\mathrm{DNI}}_i^j)\right),$ Wherein, i=1,2, B₁For the value that described bandwidth is corresponding, B₂For the value that described flow is corresponding,Work bandwidth value corresponding to pseudo-wire for j-th strip,Work flow value corresponding to pseudo-wire for j-th strip,Bandwidth value corresponding to pseudo-wire is protected for j-th strip,Flow value corresponding to pseudo-wire is protected for j-th strip,For the bandwidth value that j-th strip DNI is corresponding,For the flow value that j-th strip DNI is corresponding, wherein, j=1,2 ... the bar number of a plurality of pseudo-wire described in n, n;

$B_i=\max \left(\max (w_i^j,p_i^j,{\mathrm{DNI}}_i^j)\right),$ Wherein, i=3, B₃For the value that described time delay is corresponding,Work time delay value corresponding to pseudo-wire for j-th strip,Time delay value corresponding to pseudo-wire is protected for j-th strip,For the time delay value that j-th strip DNI is corresponding;

$B_i=\max \left(\max (w_i^j,\mathrm{sum}(p_i^j,{\mathrm{DNI}}_i^j))\right),$ Wherein, i=4, B₄Corresponding value is shaken for described,Work shake corresponding to pseudo-wire for j-th strip,Shake corresponding to pseudo-wire is protected for j-th strip,For the shake that j-th strip DNI is corresponding.

7. method according to claim 3, it is characterised in that when the configuration relation that described configuration relation is described work, protection, DNI and MSP, determine described performance parameter according to below equation:

$B_i=\mathrm{sum}\left(\max (w_i^j,p_i^j,{\mathrm{DNI}}_i^j,{\mathrm{MSP}}_i^j)\right),$ Wherein, i=1,2, B₁For the value that described bandwidth is corresponding, B₂For the value that described flow is corresponding,Work bandwidth value corresponding to pseudo-wire for j-th strip,Work flow value corresponding to pseudo-wire for j-th strip,Bandwidth value corresponding to pseudo-wire is protected for j-th strip,Bandwidth value corresponding to pseudo-wire is protected for j-th strip,Flow value corresponding to pseudo-wire is protected for j-th strip,For the bandwidth value that j-th strip DNI is corresponding,For the flow value that j-th strip DNI is corresponding,For the bandwidth value that j-th strip MSP is corresponding,For the flow value that j-th strip MSP is corresponding;

$B_i=\max \left(\max (w_i^j,p_i^j,{\mathrm{DNI}}_i^j,{\mathrm{MSP}}_i^j)\right),$ Wherein, i=3, B₃For the value that described time delay is corresponding,Work time delay value corresponding to pseudo-wire for j-th strip,Time delay value corresponding to pseudo-wire is protected for j-th strip,For the time delay value that j-th strip DNI is corresponding,For the time delay value that j-th strip MSP is corresponding;

$B_i=\max \left(\max (w_i^j,\mathrm{sum}(p_i^j,\max ({\mathrm{DNI}}_i^j,{\mathrm{MSP}}_i^j)))\right),$ Wherein, i=4, B₄Corresponding value is shaken for described,Work shake corresponding to pseudo-wire for j-th strip,Shake corresponding to pseudo-wire is protected for j-th strip,For the shake that j-th strip DNI is corresponding,For the shake that j-th strip MSP is corresponding, j=1,2 ... the bar number of a plurality of pseudo-wire described in n, n.

8. the determination device of a service feature parameter, it is characterised in that described device includes:

Acquisition module, for obtaining in Packet Transport Network PTN the configuration relation between a plurality of pseudo-wire, wherein said a plurality of pseudo-wire is corresponding with the business in described PTN;

Determine module, for determining the performance parameter of the described business corresponding with described a plurality of pseudo-wire according to described configuration relation.

9. device according to claim 8, it is characterised in that the configuration relation between the described a plurality of pseudo-wire that described acquisition module obtains includes at least one of: separate and unprotect relation between described a plurality of pseudo-wire; For the configuration relation of work and protection between described a plurality of pseudo-wire; For the configuration relation of work, protection and dual node interconnection DNI between described a plurality of pseudo-wire; It it is the configuration relation of work, protection, DNI and multiplex section protection MSP between described a plurality of pseudo-wire.

10. device according to claim 9, it is characterised in that the described described performance parameter determining that module is determined includes at least one of: bandwidth, flow, time delay, shake.

11. device according to claim 10, it is characterised in that described determine module, for determining described performance parameter according to below equation:Wherein, i=1,2, B₁For the value that described bandwidth is corresponding, B₂For the value that described flow is corresponding,For the bandwidth value that j-th strip pseudo-wire is corresponding,For the flow value that j-th strip pseudo-wire is corresponding;Wherein, i=3,4, B₃For the value that described time delay is corresponding, B₄Corresponding value is shaken for described,For the time delay value that j-th strip pseudo-wire is corresponding,For the shake that j-th strip pseudo-wire is corresponding, j=1,2 ... the bar number of unnecessary pseudo-wire described in n, n.

12. device according to claim 10, it is characterised in that described determine module, for determining described performance parameter according to below equation:Wherein, i=1,2, B₁For the value that described bandwidth is corresponding, B₂For the value that described flow is corresponding,Work bandwidth value corresponding to pseudo-wire for j-th strip,Work flow value corresponding to pseudo-wire for j-th strip,Bandwidth value corresponding to pseudo-wire is protected for j-th strip,For the flow value that j-th strip protection pseudo-wire is corresponding;Wherein, i=3,4, B₃For the value that described time delay is corresponding, B₄Corresponding value is shaken for described,Work time delay value corresponding to pseudo-wire for j-th strip,Work shake corresponding to pseudo-wire for j-th strip,Time delay value corresponding to pseudo-wire is protected for j-th strip,Shake corresponding to pseudo-wire is protected for j-th strip, j=1,2 ... the bar number of a plurality of pseudo-wire described in n, n.

13. device according to claim 10, it is characterised in that described determine module, for determining described performance parameter according to below equation: $B_i=\mathrm{sum}\left(\max (w_i^j,p_i^j,{\mathrm{DNI}}_i^j)\right),$ Wherein, i=1,2, B₁For the value that described bandwidth is corresponding, B₂For the value that described flow is corresponding,Work bandwidth value corresponding to pseudo-wire for j-th strip,Work flow value corresponding to pseudo-wire for j-th strip,Bandwidth value corresponding to pseudo-wire is protected for j-th strip,Flow value corresponding to pseudo-wire is protected for j-th strip,For the bandwidth value that j-th strip DNI is corresponding,For the flow value that j-th strip DNI is corresponding; $B_i=\max \left(\max (w_i^j,p_i^j,{\mathrm{DNI}}_i^j)\right),$ Wherein, i=3, B₃For the value that described time delay is corresponding,Work time delay value corresponding to pseudo-wire for j-th strip,Time delay value corresponding to pseudo-wire is protected for j-th strip,For the time delay value that j-th strip DNI is corresponding; $B_i=\max \left(\max (w_i^j,\mathrm{sum}(p_i^j,{\mathrm{DNI}}_i^j))\right),$ Wherein, i=4, B₄Corresponding value is shaken for described,Work shake corresponding to pseudo-wire for j-th strip,Shake corresponding to pseudo-wire is protected for j-th strip,For the shake that j-th strip DNI is corresponding, j=1,2 ... the bar number of a plurality of pseudo-wire described in n, n.

14. device according to claim 10, it is characterised in that described determine module, for determining described performance parameter according to below equation: $B_i=\mathrm{sum}\left(\max (w_i^j,p_i^j,{\mathrm{DNI}}_i^j,{\mathrm{MSP}}_i^j)\right),$ Wherein, i=1,2, B₁For the value that described bandwidth is corresponding, B₂For the value that described flow is corresponding,Work bandwidth value corresponding to pseudo-wire for j-th strip,Work flow value corresponding to pseudo-wire for j-th strip,Bandwidth value corresponding to pseudo-wire is protected for j-th strip,Bandwidth value corresponding to pseudo-wire is protected for j-th strip,Flow value corresponding to pseudo-wire is protected for j-th strip,For the bandwidth value that j-th strip DNI is corresponding,For the flow value that j-th strip DNI is corresponding,For the bandwidth value that j-th strip MSP is corresponding,For the flow value that j-th strip MSP is corresponding; $B_i=\max \left(\max (w_i^j,p_i^j,{\mathrm{DNI}}_i^j,{\mathrm{MSP}}_i^j)\right),$ Wherein, i=3, B₃For the value that described time delay is corresponding,Work time delay value corresponding to pseudo-wire for j-th strip,Time delay value corresponding to pseudo-wire is protected for j-th strip,For the time delay value that j-th strip DNI is corresponding,For the time delay value that j-th strip MSP is corresponding; $B_i=\max \left(\max (w_i^j,\mathrm{sum}(p_i^j,\max ({\mathrm{DNI}}_i^j,{\mathrm{MSP}}_i^j)))\right),$ Wherein, i=4, B₄Corresponding value is shaken for described,Work shake corresponding to pseudo-wire for j-th strip,Shake corresponding to pseudo-wire is protected for j-th strip,For the shake that j-th strip DNI is corresponding,For the shake that j-th strip MSP is corresponding, j=1,2 ... the bar number of a plurality of pseudo-wire described in n, n.