CN100568822C - A kind of graphical display method for service topology based on Resilient Packet Ring - Google Patents

A kind of graphical display method for service topology based on Resilient Packet Ring Download PDF

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CN100568822C
CN100568822C CNB200610171625XA CN200610171625A CN100568822C CN 100568822 C CN100568822 C CN 100568822C CN B200610171625X A CNB200610171625X A CN B200610171625XA CN 200610171625 A CN200610171625 A CN 200610171625A CN 100568822 C CN100568822 C CN 100568822C
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information
rpr
website
business
service topology
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CN101212348A (en
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朱召胜
汤跃娟
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ZTE Corp
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ZTE Corp
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Abstract

The invention discloses a kind of graphical display method for service topology based on Resilient Packet Ring (RPR), this Resilient Packet Ring comprises two subrings and some websites, and this method comprises: A, inquiry business comprises from network management configuration website and port information; B, inquire about, obtain business information between the internal port of source/residential site by Media Access Control Address to business; C, by elastic packet loop network topology information is inquired about, replenish the intermediate stations information between described source/residential site; D, set up service topology figure according to the business information and the intermediate stations information of described source/residential site.The present invention has realized the graphical demonstration of RPR service topology, and not only the query script of RPR service topology is simple and make things convenient for for it, and the Query Result of RPR service topology is clear and directly perceived, thus the operation maintenance of the business of greatly facilitating.

Description

A kind of graphical display method for service topology based on Resilient Packet Ring
Technical field
The present invention relates to network communications technology field, be mainly used in (Synchronous DigitalHierarchy based on SDH, synchronous digital hierarchy) embedded RPR (Resilient Packet Ring, Resilient Packet Ring) multi-service transmitting network network aspect relates in particular to a kind of graphical display method for service topology based on Resilient Packet Ring.
Background technology
IEEE (Institute of Electrical and Electronics Engineers, IEEE) 802.17 standard definitions Resilient Packet Ring physical layer specification and grouped data cut-in method, it adopts twin nuclei, and the clockwise and interior ring of outer shroud is the while bi-directional transfer of data counterclockwise.The RPR loop network topology structure as shown in Figure 1, wherein two subrings are identified as subring 0 (ringlet 0) and subring 1 (ringlet 1) respectively, they transmit control signal simultaneously when data signal.All websites (station) S0~S254 on the Resilient Packet Ring is equipped with unique logic MAC (Media Access Control, the medium access control) address, all website S0~S254 can the logic-based MAC Address carry out two layers of exchange fast, (for example between S2 and the S3) one section is called as the section of striding (Span) between two websites that are close on the ring, and one group of continuous section of striding is a congested territory (congestion domain).Wherein, each website all has MAC client (client), includes control section (control) in this MAC client, selects part (select), subring 0 path (ringlet0 datapath), subring 1 path (ringlet1 datapath) and the RPR section of striding port (west PHY and east PHY).More than all website S0~S254 connect to form a RPR looped network from beginning to end by the RPR section of striding port east-west direction.The output of going up certain website SX when ring is directly inputted to website SY, and then website SY just is called the downstream (downstream) of website SX, and website SX is exactly the upstream (upstream) of website SY.
The main feature of RPR technology can be summarized as follows:
1) adopts dicyclo (interior ring and outer shroud) structure: two paths are all arranged between every pair of website, guaranteed high availability; And to loop bandwidth employing space reuse mechanism, unicast data transmits and can carry out simultaneously in the different piece of ring, has improved the utilance of loop bandwidth.
2) support clean culture, multicast and broadcasting: clean culture, multicast and the broadcast data packet based on IEEE 802.3 MAC Address can be mapped to the RPR website MAC Address of website, be implemented in the transmission of finishing clean culture, multicast and broadcast data business on the RPR loop according to the RPR website MAC Address of website.
3) have the automatic discovery and the update functions of network topology structure: when network topology change, each website is by receiving the MAC Address of other website on the RPR loop, automatically set up and upgrade the RPR network topological diagram of oneself, make the netinit configuration become extremely simple, realized plug and play, and the mistake that can avoid manual configuration to bring, be convenient to carry out the operation maintenance of network.
4) the quick protection of support 50ms: the RPR looped network can adopt two kinds of protection mechanisms, and a kind of is source routing mode (Steering), promptly directly switches in the Source Site of business, and guaranteed service is walked optimal path; Another kind of Loopback Mode (Wrapping) promptly carries out loopback at two websites that break down, and is similar to the 2 fine MS-SPRing (Multiplex Section-Shared Protection Ring, Multiplex Section Shared Protection Ring) of SDH; The RPR standard is the protected mode of source routing mode standard for acquiescence.
5) realize loop bandwidth management flexibly: this is an important feature of RPR technology, and it supports dynamically sharing and distribution of bandwidth particle, bandwidth flexibly.Each website can be safeguarded the traffic load (comprising that this encircles and cross the ring traffic carrying capacity on the ground) by self, and webmaster can be added up resource operating position on each section of striding of RPR loop according to these information, realize loop bandwidth flexibly, dynamic management.
6) provide strict CoS (Class of Service, professional classification): the RPR standard A, B, three kinds of grades of service of C, the mechanism of reliable guarantee high-priority service is provided.A service priority is the highest, can guarantee the shortest end-to-end time delay and delay variation, A service can be assigned with a CIR speed (Confirmed Information Rate, committed information rate), wherein can be subdivided into A0 (reserved bandwidth) and A1 (recyclable bandwidth); B service is assigned with a CIR speed, is marked as EIR (Excess Information Rate, excess information rate) flow for the flow that surpasses CIR speed, and the EIR flow should be participated in the bandwidth fair algorithm with c service; C service then provides the business of doing one's best, and priority is minimum.
The RPR technology is fit to the metropolitan area network Packet Service and transmits very much, the MSTP of embedded RPR (Multi-service Transport Platform wherein based on SDH, multi-service transport platform) is considered to the main site apparatus of next-generation metro network, comprise DSL (Digital Subscriber Line, digital subscriber line), 3G, soft switch, IPTV main businesses such as (Internet Protocol Television, internet protocol TVs) can be carried based on MSTP.So far, domestic and overseas operators has been set up a lot of RPR carrying platforms and has been accumulated many commercial experiences, and the discussion article aspect RPR apparatus and physical topology is a lot.As everyone knows, the RPR discovering network topology is a periodic process, and each website is periodically issued own characteristic information to loopful by the control frame of standard definition, and receives and store the characteristic information that other website is sent.By this discovering network topology, each website can both be understood the complete structure of RPR loop, thereby provides decision-making foundation for encircling selection, equitable agreement, protection algorithm etc.
In summary, because any one website has all been preserved the whole network structure, the user more easily obtains the RPR network topology.But prior art but can only be obtained by artificial enquiry for service topology, generally attempts to know service path (being service topology) by means such as query performance, business configuration.Inquiry is got up quite loaded down with trivial details, needs the comprehensive various information of user to judge, the user has been proposed higher requirement; Whether normal as for service channel, the user can't come into plain view; And voice and packet data concurrent service is arranged when a plurality of websites, support space is reused, and multi-service shared port or loop local fault cause more difficultly under the situation of switching accurately knows final service topology.
Summary of the invention
At above-mentioned defective, the object of the present invention is to provide a kind of graphical display method for service topology based on Resilient Packet Ring (RPR), this method has realized the graphical demonstration of RPR service topology, thereby is convenient to professional operation maintenance.
To achieve these goals, the invention provides a kind of graphical display method for service topology based on Resilient Packet Ring, this Resilient Packet Ring comprises two subrings and some websites, and this method comprises the steps:
A, inquiry business comprises from network management configuration website and port information;
B, inquire about, obtain business information between the internal port of source/residential site by Media Access Control Address to business;
C, by elastic packet loop network topology information is inquired about, replenish the intermediate stations information between described source/residential site;
D, set up service topology figure according to the business information and the intermediate stations information of described source/residential site.
According to graphical display method for service topology of the present invention, the described professional business classification of adopting VLAN, in the described steps A with VLAN ID as querying condition, inquiry comprises in this VLAN ID from network management configuration website and port information.
According to graphical display method for service topology of the present invention, described step B obtains professional at the service path that reaches between the internal port of source/residential site on the ring by website Media Access Control Address table and two layers of switched-media access control address table are inquired about.
According to graphical display method for service topology of the present invention, website Media Access Control Address table among the described step B and two layers of switched-media access control address table are kept in each website of Resilient Packet Ring, and the Media Access Control Address of the packet of described two table real time record entry ports.
According to graphical display method for service topology of the present invention, the elastic packet loop network topology information stores among the described step C is in each website of Resilient Packet Ring.
According to graphical display method for service topology of the present invention, intermediate stations information among the business information of the source/residential site among website in the described steps A and port information, the step B and the step C all is kept in the Query Information stored table, sets up service topology figure by reading this Query Information stored table among the described step D.
According to graphical display method for service topology of the present invention, show the protection type of Resilient Packet Ring among the service topology figure of described step D.
According to graphical display method for service topology of the present invention, the protection type of described Resilient Packet Ring is source routing mode or Loopback Mode.
According to graphical display method for service topology of the present invention, business information and intermediate stations information according to described source/residential site among the described step D are set up the client layer end-to-end path, and, client layer teleservice topology is graphically shown in conjunction with elastic packet loop network topology information.
According to graphical display method for service topology of the present invention, further comprise after the described step D:
When the described service topology figure of inquiry, if when business changes and/or elastic packet loop network topology changes, figure upgrades to service topology.
The present invention sets up RPR service topology figure by business information and additional intermediate stations information that inquiry mode obtains source/residential site, realized the graphical demonstration of RPR service topology, not only the query script of RPR service topology is simple and make things convenient for for it, and the Query Result of RPR service topology is clear and directly perceived, thereby greatly facilitate professional operation maintenance.
Description of drawings
Fig. 1 is the RPR network topology structure schematic diagram of prior art;
Fig. 2 is the flow chart of graphical display method for service topology of the present invention;
Fig. 3 is a RPR client layer service path schematic diagram end to end in one embodiment of the invention;
Fig. 4 is the schematic diagram of the professional typical structure of RPR of the present invention;
Fig. 5 is RPR client layer of the present invention traffic matrix figure end to end;
Fig. 6 is the inquiry and the display interface schematic diagram of RPR service topology of the present invention.
Embodiment
In order to make purpose of the present invention, technical scheme and advantage clearer,, the present invention is further elaborated below in conjunction with drawings and Examples.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
Basic thought of the present invention is: a kind of graphical display method for service topology based on RPR is provided, and this Resilient Packet Ring comprises two subrings and some websites, comprising: website that inquiry business comprises from network management configuration and port information; Inquire about by MAC Address, obtain business information between the internal port of source/residential site business; By the RPR network topological information is inquired about, replenish the intermediate stations information between described source/residential site; Business information and intermediate stations information according to described source/residential site are set up service topology figure, thereby realize the graphical demonstration of RPR service topology.
Fig. 2 is the flow chart of graphical display method for service topology of the present invention, comprises the steps:
Step S201, website that inquiry business comprises from network management configuration and port information.
The present invention adopts the business classification based on VLAN (Virtual Local AreaNetwork, VLAN) from the operation maintenance angle of business, just presses vlan domain and divides client's scope of business.This step can be by vlan domain inquiry and professional relevant website and port information, just pass through the VLAN ID (VLAN ID) of medium incoming control signal as querying condition, the RPR website and the port information that from network management configuration, comprise in definite user's assigned vlan, to get rid of irrelevant website and port, dwindle the business information query context.
Step S202 inquires about by the MAC Address to business, obtains business information between the internal port of source/residential site.
This step is oppositely inquired about according to the mac learning route of client's business, service path and ring selection situation between acquisition source/residential site internal port.Preserve two address tables on each RPR site apparatus: two layers exchange mac address table and RPR website mac address table.Two layers of exchange of two layers of exchange mac address table record MAC Address, and RPR website mac address table record RPR website MAC Address.Two tables can the real time record entry port the MAC Address of packet, and if business stop to send, can in ageing time, wear out, promptly can real-time update and deletion, it has truly reflected the routing information of current business.This step is by inquiry two layers of exchange mac address table and RPR website mac address table, can obtain professional at the service path that reaches between the internal port of source/residential site on the ring, for single source/residential site, can know complete RPR client layer teleservice path.
Step S203 is by inquiring about the intermediate stations information between supplementary source/residential site to the RPR network topological information.
Professional after the ring of Source Site, then by the professional path of RPR network topology decision, obtain the RPR network topological information and can obtain professional routing information on ring.After the RPR network topology is stable, whole RPR network topological informations, the i.e. annexation of the whole network website have all been preserved at each website.Inquire about any one website, can obtain full mesh topology information.This step is obtained network topological information by inquiry RPR network topology database, intermediate stations information between supplementary source/residential site, business information can obtain the whole service path between the internal port of source/residential site of obtaining of integrating step S202 again, just finally obtain the medium incoming control signal from inserting RPR site customers layer port, to leaving the complete RPR client layer teleservice path (being service topology) of RPR site customers layer port.
Fig. 3 is a RPR client layer service path schematic diagram end to end in one embodiment of the invention, and Fig. 3 is actually the end-to-end schematic diagram of RPR MAC structure of standard.Source Site professional among this embodiment is S1, and intermediate stations is S2, and the residential site is S3.Wherein Source Site S1 selects subring 0 path (ringlet0 datapath) to send the business of the MAC client (MAC client) in left side by selecting part (select), and this business turns to the west section of the striding port (west PHY) of intermediate stations S2 by the east section of the striding port (east PHY) of Source Site S1; Intermediate stations S2 with business by subring 0 path via the east section of striding port, turn to the west section of the striding port of residential site S3; Residential site S3 receives professional MAC client to the right side by subring 0 path.
Step S204 sets up RPR service topology figure according to the business information and the intermediate stations information of source/residential site.
Website among the above-mentioned steps S201 and port information, intermediate stations information among the business information of the source/residential site among the step S202 and the step S203 all is kept in the Query Information stored table, this step is set up the client layer end-to-end path by the related content that reads this Query Information stored table, and in conjunction with the RPR network topological information, client layer teleservice topology is graphically shown, promptly set up RPR service topology figure, realized the graphical demonstration of RPR service topology, make that the Query Result of RPR service topology is clear and directly perceived, be convenient to professional operation maintenance.In addition, the protection type of Resilient Packet Ring be can show among the described service topology figure, source routing (Steering) mode or loopback (Wrapping) mode comprised.We are bright only to consider that generally the source routing mode is protected and Loopback Mode protection situation under closed loop and the single span segment fault, and causing the RPR website quantity of incidence relation to be less than N as for the multi-span fault can not discuss.
Step S205 upgrades RPR service topology figure.
This step has dual mode to the renewal of RPR service topology figure, and first kind is that query formulation is upgraded: have only when the user at the inquiry business topological diagram, if when business changes and/or the RPR network topology changes, just service topology figure is upgraded; And if the user does not have the inquiry business topological diagram, initiatively do not upgrade even business changes and/or the RPR network topology changes yet.Second kind is active renewal: when business changes and/or RPR network topology when changing, no matter user's inquiry business topological diagram whether all carries out active to service topology figure and upgrades.Wherein, the query formulation renewal is the update mode of acquiescence.This step can real-time update RPR service topology figure, with mobilism display business topological diagram, thereby can reflect RPR service topology situation in time, exactly.
With example more specifically the present invention is described below.
Carry out following definition for convenience of description earlier, suppose that the RPR website is Si, the client layer port j of this website is designated Sij (i, j is integer, represent that when j=0 the RPR website has unique client layer port), ij represents the layer two MAC source address of Sij access service, and the typical structure of RPR business comprises website S1~S4, subring 0~1 as shown in Figure 4, wherein the section of striding between each website is R0_S1 in the subring 0, R0_S2, R0_S3, R0_S4, and the section of striding between each website is R1_S1 in the subring 1, R1_S2, R1_S3, R1_S4.
(1) the RPR website MAC Address of website S1 is designated as A; the RPR website MAC Address of website S2 is designated as B; the RPR website MAC Address of website S3 is designated as C; the RPR website MAC Address of website S4 is designated as D; more than four websites connect to form a RPR looped network from beginning to end by the RPR section of striding port east-west direction, protected mode is unified to be source routing mode or Loopback Mode.
(2) network management configuration user vlan K comprises port Sij (i=1,2,3,4 of website Si; J=0,1,2), in theory, can lead to business between any two the client layer ports of Sij, also can lead to business between the different client layer ports of same website.Consider that RPR client layer port cost is higher, this locality exchange and forwarding probability in the practical application between the different client layer ports of same website are minimum, avoid by inserting RPR client layer port after the switch aggregation again on the engineering, can not consider.
(3) service conditions: have a common ring business that goes up between port S11 and the port S31, also exist a common upward ring professional between port S11 and the port S41, A/B/C class business all can.Simultaneously set up multicast group between port S22, port S12 and port S32, belong to VLAN K, port S22 connects multicast server simulation multicast application.The professional forwarding based on SPF selected subring 0 or subring 1 (alternatively) under the same paths.
(4) can make up RPR site customers layer teleservice matrix diagram according to above description, as shown in Figure 5, be used for being expressed in the business between VLAN K client layer end S11, S12, S22, S31, S32 and the S41.Consider that the application layer business all is transmitting-receiving bidirectionals, therefore only need the last triangle of matrix or following triangle to get final product, this paper takes off triangle illustrated, and is wherein end-to-end in the highlighted demonstration of line service, and other possible end-to-end offline business then gray scale show.
Present embodiment RPR graphical display method for service topology key step has:
One, website that inquiry business comprises from network management configuration and port information.Fig. 6 is the inquiry and the display interface schematic diagram of RPR service topology of the present invention, and the left side at this interface comprises that for the inquiry hurdle vlan domain browses hurdle 1, filtercondition hurdle 2 and VLAN ID input field and search button 3; The right side at this interface is a display field, can show RPR business structure 4 from top to bottom, RPR teleservice matrix 5 and RPR service lists 6.The user presses the inquiry of RPR vlan domain, determines the RPR website and the port information that comprise among user's assigned vlan ID from network management configuration.Obtaining the professional relevant website of RPR herein is S1, S2, S3, S4, and port S11/S12/S10/S21/S22/S20/S31/S32/S30/S41/S42/S40.
Be record and easy Query Information, the Query Information stored table shown in the definition list 1 is deposited the information of describing service topology, need replenish table 1 complete by the inquiry various information in subsequent step.
Table 1 Query Information stored table
VLAN ID The RPR site address Port Two layers of exchange MAC Address The Source Site Source RPR website MAC Address The ring direction The intermediate stations list information
Every content interpret is as follows in the described Query Information stored table:
RPR site address:, obtain the RPR website MAC Address of the website correspondence that this VLAN comprises by inquiry VLAN configuration;
Port:, obtain the port that this VLAN comprises by inquiry VLAN configuration;
Two layers of exchange MAC Address:, obtain to comprise among the VLAN two layers of exchange MAC Address of port association by inquiring about two layers of exchange mac address table;
Source Site whether:, determine whether this website is the service source website by judging whether learn MAC Address with the registered permanent residence;
Source RPR website MAC Address:, know and two layers of related RPR website MAC Address of exchange MAC Address also promptly professional Source Site by inquiry RPR website mac address table;
Ring direction:, obtain professional ring and select situation by in the RPR website, inquiring about;
The intermediate stations list information: by inquiry RPR network topological information, supplementary source website (transmitting terminal) is to the RPR intermediate stations list information between the residential site (receiving terminal).
Two, determine business information between source/residential site internal port.By RPR website mac address table and two layers of exchange mac address table are inquired about, obtain professional at the service path that reaches between the internal port of source/residential site on the ring.Based on typical services distribution situation shown in Figure 4, the mac address table information that preserve this moment in each RPR website is shown in table 2~table 5.
The mac address table of table 2 website S1
VLAN ID Port numbers Two layers of exchange MAC Address The RPR site address Ring is selected
K S11 11 Do not have Do not have
K S12 12 Do not have Do not have
K S10 22 B Ring 0
K S10 31 C Ring 0
The mac address table of table 3 website S2
VLAN ID Port numbers Two layers of exchange MAC Address The RPR site address Ring is selected
K S22 22 Do not have Do not have
K S20 12 A Ring 1
K S20 32 C Ring 0
The mac address table of table 4 website S3
VLAN ID Port numbers Two layers of exchange MAC Address The RPR site address Ring is selected
K S31 31 Do not have Do not have
K S32 32 Do not have Do not have
K S30 11 A Ring 0
K S30 22 B Ring 1
The mac address table of table 5 website S4
VLAN ID Port numbers Two layers of exchange The RPR site address Ring is selected
MAC Address
K S41
41 Do not have Do not have
K S40 11 A Ring 0
Associative list 2 information to the table 5, according to every content of definition in the table 1, the information that service path is required is filled up in the table 1, can obtain table 6.
Table 6 Query Information stored table-additional details
VLAN ID The RPR site address Port Two layers of exchange MAC address The Source Site RPR website MAC address, source The ring direction The intermediate stations list information
K S1 S11 11 S1 Empty Empty
K S3 S30 11 S1 C Ring 0 S1->S2->S3
K S4 S40 11 S1 D Ring 1 S1->S4
K S1 S10 31 S3 A Ring 0 S3->S4->S1
K S3 S31 31 S3 Empty Empty
K S1 S10 41 S4 A Ring 0 S4->S1
K S4 S41 41 S4 Empty Empty
K S1 S10 22 S2 A There is not (expression broadcast or multicast business) S2->S3->S4->S1
K S2 S22 22 S2 Empty Empty
K S3 S30 22 S2 C There is not (expression broadcast or multicast business) S2->S3->S4->S1
Three, the intermediate stations information between additional described source/residential site.In the RPR network, any one website is preserved full mesh topology information, inquiry S1 website topology information following (other website slightly).
The network topological information that table 7 website S1 preserves
Ring ID Index The RPR website The TTL jumping figure Other information
0 0 S1 0 Info
0 1 S2 1 Info
0 2 S3 2 Info
0 3 S4 3 Info
...... ...... ...... ......
1 0 S1 0 Info
1 1 S2 3 Info
1 2 S3 2 Info
1 3 S4 1 Info
...... ...... ...... ......
Utilize table 7 to add to table 6 site list information, can list most of zone of a business: as S11-S4*, * represents that the outlet of website S4 is also unknown.This moment all unicast services, have the merging of opposite sourcesink (as S11-〉S4* inquires S41-S1*, this is that a pair of mutual bill is broadcast business as can be known, the information of the associated user's mouth that can complement each other), this moment is S11-as can be known S41, and S41-S11.To multicast or broadcasting service, Query Board multicast group data if any relevant information, are then replenished multicast group middle port information; , then make broadcast data and handle all of the port among this VLAN less than relevant multicast group as inquiry.In this example, can find multicast group below the VLAN ID=K comprise port (S12, S10, S22, S20, S32, S30).Then replenish multicast service S22-〉S12, S22-〉S32.
The tabulation of table 8 RPR client layer teleservice
Source RPR website MAC Address Service lists
S1 S11->S2->S31
S1 S11->S41
S2 S22->S12
S2 S22->S32
S3 S31->S4->S11
S4 S41->S11
Four, the foundation of RPR service topology figure.Webmaster inquiry and show the professional end-to-end topology of RPR as shown in Figure 6, i.e. RPR business structure 4 in the display field of the right side of display interface, RPR teleservice matrix 5 and RPR service lists 6.
Five, the renewal of RPR topological diagram.Service topology figure only upgrades when user inquiring herein.
In summary, the present invention sets up RPR service topology figure by the business information and the additional intermediate stations information of the source of obtaining/residential site, realized the graphical demonstration of RPR service topology, not only the query script of RPR service topology is simple and make things convenient for for it, and the Query Result of RPR service topology is clear and directly perceived, thereby greatly facilitate the operation maintenance of RPR business, help optimizing RPR looped network allocated bandwidth, improve the network maintainability.
Certainly; the present invention also can have other various embodiments; under the situation that does not deviate from spirit of the present invention and essence thereof; those of ordinary skill in the art work as can make various corresponding changes and distortion according to the present invention, but these corresponding changes and distortion all should belong to the protection range of the appended claim of the present invention.

Claims (9)

1, a kind of graphical display method for service topology based on Resilient Packet Ring, this Resilient Packet Ring comprises two subrings and some websites, it is characterized in that, this method comprises the steps:
A, inquiry business comprises from network management configuration website and port information;
B, inquire about, obtain business information between the internal port of source/residential site by Media Access Control Address to business;
C, by elastic packet loop network topology information is inquired about, replenish the intermediate stations information between described source/residential site;
D, set up service topology figure according to the business information and the intermediate stations information of described source/residential site;
Elastic packet loop network topology information stores among the described step C is in each website of Resilient Packet Ring.
2, graphical display method for service topology according to claim 1, it is characterized in that, the described professional business classification of adopting VLAN, in the described steps A with VLAN ID as querying condition, inquiry comprises in this VLAN ID from network management configuration website and port information.
3, graphical display method for service topology according to claim 2, it is characterized in that, described step B obtains professional at the service path that reaches between the internal port of source/residential site on the ring by website Media Access Control Address table and two layers of switched-media access control address table are inquired about.
4, graphical display method for service topology according to claim 3, it is characterized in that, website Media Access Control Address table among the described step B and two layers of switched-media access control address table are kept in each website of Resilient Packet Ring, and the Media Access Control Address of the packet of described two table real time record entry ports.
5, graphical display method for service topology according to claim 3, it is characterized in that, intermediate stations information among the business information of the source/residential site among website in the described steps A and port information, the step B and the step C all is kept in the Query Information stored table, sets up service topology figure by reading this Query Information stored table among the described step D.
6, graphical display method for service topology according to claim 3 is characterized in that, shows the protection type of Resilient Packet Ring among the service topology figure of described step D.
7, graphical display method for service topology according to claim 5 is characterized in that, the protection type of described Resilient Packet Ring is source routing mode or Loopback Mode.
8, according to each described graphical display method for service topology of claim 1~7, it is characterized in that, business information and intermediate stations information according to described source/residential site among the described step D are set up the client layer end-to-end path, and, client layer teleservice topology is graphically shown in conjunction with elastic packet loop network topology information.
9, graphical display method for service topology according to claim 8 is characterized in that, further comprises after the described step D:
When the described service topology figure of inquiry, if when business changes and/or elastic packet loop network topology changes, figure upgrades to service topology.
CNB200610171625XA 2006-12-31 2006-12-31 A kind of graphical display method for service topology based on Resilient Packet Ring Expired - Fee Related CN100568822C (en)

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