CN2879547Y - Elastic grouping ring processing plate, back plate and nodes - Google Patents
Elastic grouping ring processing plate, back plate and nodes Download PDFInfo
- Publication number
- CN2879547Y CN2879547Y CN 200620018812 CN200620018812U CN2879547Y CN 2879547 Y CN2879547 Y CN 2879547Y CN 200620018812 CN200620018812 CN 200620018812 CN 200620018812 U CN200620018812 U CN 200620018812U CN 2879547 Y CN2879547 Y CN 2879547Y
- Authority
- CN
- China
- Prior art keywords
- pairing
- interface
- rpr
- backboard
- disposable plates
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Small-Scale Networks (AREA)
Abstract
The utility model provides a resilient packet ring RPR processing plate which at least includes a first pairing port pair which includes a pairing receiving port and a pairing transmission port which is both disposed at the connecting side of the RPR processing plate and a RPR back plate. The utility model also provides a RPR back plate for connecting with the said RPR processing plate, and nodes constituted by the processing plate and the back plate. The utility model can leave out some accessory element such as optical module which is used for connecting the pairing ports on the side of the RPR panel in an external connecting manner, so as to save equipment cost and precious wire connecting space of the panel.
Description
Technical field
The utility model relates to technical field of the computer network, particularly a kind of Resilient Packet Ring (Resilient Packet Ring, RPR) disposable plates, backboard and node that is used for the novel pairing interface of having of Resilient Packet Ring.
Background technology
RPR is a kind of novel annular networking technology, and (SynchronousDigital Hierarchy, the SDH) advantage of network and Ethernet promptly have the ring topology of SDH and 50 milliseconds quick restorability to integrated synchronous digital hierarchy simultaneously.The RPR technology utilizes bandwidth fair algorithm agreement to guarantee that ring goes up each node shared bandwidth liberally, keeps characteristics such as the high efficiency of Ethernet, simple and low cost.
The circulus of RPR is made up of several RPR network nodes, and each RPR node carries out the exchange of business datum flow respectively with local device separately.Divide according to the Network data flow on the ring simultaneously, two-layer inside and outside a RPR ring is divided into again, ring and outer shroud in being commonly referred to as.The receive direction interface and the sending direction interface of the business datum of ring on a RPR network node, existing simultaneously, and the receive direction interface of the business datum of outer shroud and sending direction interface.Receiving interface abbreviates the R interface as, and transmission interface abbreviates the T interface as.
In the prior art scheme, usually adopt two RPR disposable plates that have a RPR Mac chip respectively to realize the function of a RPR node: the business datum of ring received and handles and the business datum of outer shroud sends and handles in wherein a RPR disposable plates was finished, and the business datum that the business datum of ring sent processing and outer shroud in an other RPR disposable plates was finished is accepted processing; Between two RPR disposable plates, need pairing (Mate) interface, be used to realize the intercommunication of the business datum between these two RPR disposable plates.
Figure 1 shows that the business datum of a RPR node under a certain operating state flows to schematic diagram.According to the principle of left west and right east, the RPR disposable plates on the left side is called the RPR west to module traditionally, the RPR disposable plates on the right is called RPR east orientation module.Come among Fig. 1 westerly business datum to the outer shroud of RPR node by the RPR west after the professional R interface of the outer shroud of module enters this node, through a series of processing, needs are exchanged to local business datum be sent to local interface, business datum and the merging of this business datum of encircling on the ground that needs continue to transmit are sent to RPR east orientation module by outer shroud pairing interface afterwards, and send on the outer shroud by the professional T interface of the outer shroud of the right RPR disposable plates.The business datum of interior ring receives similar to outer shroud with the operation flow that sends, and just the business datum flow direction is opposite.
Figure 2 shows that the annexation schematic diagram of two RPR disposable plates of a RPR node in the prior art.As can be seen from Figure 2, in the backboard side, two disposable plates are connected with the professional groove position of backboard respectively by backplane interface, carry out the mutual of local service with backboard; At the opposite side that is connected with backboard, i.e. panel side, RPR disposable plates distributing professional R interface and professional T interface are used to be connected to the corresponding interface of other RPR node; Simultaneously, two pairing interfaces that the panel side is also distributing and linking to each other with the Mac chip of this RPR disposable plates, one of them is pairing R interface, and one is pairing T interface, is used for respectively being connected with the pairing T interface and the R interface that matches of another piece RPR disposable plates of same node.Figure 3 shows that the connection diagram of panel side of the RPR disposable plates of a RPR node, from figure, can more be clear that the connection situation of above-mentioned RPR disposable plates in the panel side.
In the prior art, the panel side that the pairing interface is distributed in the RPR disposable plates realizes that by aerial lug two RPR disposable plates of same RPR node interconnect.The connected mode of this pairing interface need adopt physical chip to handle usually, under the rate requirement condition with higher, also needs to use the optical module device to realize interconnecting, and cost is higher.In addition, the pairing interface is distributed in the panel side, has also taken the limited space of panel side.
The utility model content
In view of this, the purpose of this utility model is, proposes a kind of RPR disposable plates, need not aerial lug or additional device and can realize that RPR disposable plates pairing interface interconnects.
Described RPR disposable plates comprises that at least the first pairing interface is right; The described first pairing interface is to comprising pairing receiving interface and one a pairing transmission interface, and two right pairing interfaces all are positioned at the side that described RPR disposable plates is connected with the RPR backboard to form described pairing interface.
Described RPR disposable plates further comprises RPR Mac chip, and described RPR Mac chip is connected with two pairing interfaces that it is right that first of described RPR disposable plates is matched interface.
Two right pairing interfaces of the described first pairing interface are arranged in the same professional groove position that links to each other with backboard.
Described RPR disposable plates further comprises:
The second pairing interface is right, is positioned at the panel side of RPR disposable plates, comprises a pairing receiving interface and a pairing transmission interface;
Select commutation circuit, be connected with right two pairing interfaces and the RPR Mac chip of right two pairing interfaces, the second pairing interface of the first pairing interface respectively, be used for the first pairing interface to or the second pairing interface be opposite to operating state.
Described selection commutation circuit is crossover node chip CROSSPOINT.
The purpose of this utility model also is, proposes a kind of RPR backboard, need not aerial lug or additional device and can realize that RPR disposable plates pairing interface interconnects.
Described RPR backboard comprises that at least two pairing interfaces are right, and each pairing interface is to comprising a pairing receiving interface and a pairing transmission interface; The right pairing receiving interface and second of the first pairing interface matches interface, and right pairing transmission interface links to each other, and the right pairing receiving interface of the pairing transmission interface that the first pairing interface is right and the second pairing interface links to each other.
Described RPR backboard comprises that further even number pairing interface is right, per two pairing interfaces are to being divided into one group, two pairing interfaces of each group are to comprising a pairing receiving interface and a pairing transmission interface respectively, the right pairing receiving interface of the first pairing interface of each group links to each other with the pairing transmission interface that it is right that this group second is matched interface, and the right pairing transmission interface of each group first pairing interface links to each other with the pairing receiving interface that it is right that this group second is matched interface.
Pairing receiving interface on the described backboard with the connected mode of the pairing transmission interface of another pairing interface centering is: be connected by the pairing interface bus on the backboard.
Described pairing interface bus adopts serial parallel change-over circuit SERDES mode.
Belonging to the right pairing receiving interface of same pairing interface on the described backboard is arranged in the same professional groove position with the pairing transmission interface.
The present invention also aims to, propose a kind of RPR node, comprise RPR backboard and even number RPR disposable plates, wherein, the RPR backboard comprises that even number pairing interface is right, and every team pairing interface is right to comprising a pairing transmission interface and a pairing receiving interface; Per two pairing interfaces are to being one group, the pairing receiving interface of the first pairing interface centering of each group links to each other with the pairing transmission interface of the second pairing interface centering, and the pairing transmission interface of the first pairing interface centering links to each other with the pairing receiving interface of the second pairing interface centering;
Each PRP disposable plates comprises that the first pairing interface of being made up of pairing receiving interface and one a pairing transmission interface is right, and forms right two of the first pairing interface and match interfaces and be positioned at the side that the RPR disposable plates is connected with backboard;
The first pairing interface pair of RPR disposable plates and a pairing interface of RPR backboard are to linking to each other.
One of the first pairing interface pair of described RPR disposable plates and RPR backboard is matched interface to being connected to:
The right pairing receiving interface of the RPR disposable plates first pairing interface links to each other with the pairing transmission interface of a pairing interface centering of RPR backboard, and the right pairing transmission interface of the RPR disposable plates first pairing interface links to each other with the pairing receiving interface of the aforementioned same pairing interface centering of RPR backboard.
Two right pairing interfaces of the described RPR disposable plates first pairing interface are arranged in the same professional groove position that links to each other with backboard;
Belonging to the right pairing receiving interface of same pairing interface on the backboard is arranged in the same professional groove position with the pairing transmission interface;
The first pairing interface pair of described RPR disposable plates and a pairing interface of RPR backboard are to being connected to: the first pairing interface of RPR disposable plates matches interface to linking to each other to one by realization in the corresponding service groove position of inserting the RPR backboard and RPR backboard.
Described RPR disposable plates further comprises:
The second pairing interface is right, is positioned at the panel side of RPR disposable plates, comprises a pairing receiving interface and a pairing transmission interface;
The second pairing interface of two RPR disposable plates panel sides is to being connected to each other.
Select commutation circuit, be connected with right two pairing interfaces and the RPR Mac chip of right two pairing interfaces, the second pairing interface of the first pairing interface respectively.
By above technical scheme as can be seen, the pairing interface of RPR disposable plates of the present utility model places a side that is connected with backboard, and with backboard on corresponding interface link to each other, realized the interconnected of two RPR disposable plates pairing interfaces by the backboard cabling, this connected mode has been saved in order to adopt outside connected mode to connect the required additional device of pairing interface of RPR panel side, as optical module, saved equipment cost, also saved the cabling space of panel side preciousness simultaneously.
Description of drawings
Figure 1 shows that the business datum of a RPR node of prior art under a certain operating state flows to schematic diagram;
Figure 2 shows that the annexation schematic diagram of two RPR disposable plates of a RPR node in the prior art;
Figure 3 shows that the connection diagram of panel side of the RPR disposable plates of a RPR node in the prior art;
Figure 4 shows that the annexation schematic diagram of two RPR disposable plates on RPR node of the utility model first embodiment;
Figure 5 shows that and match having of reserving on the utility model backboard the professional groove position schematic diagram of interface;
Figure 6 shows that the annexation schematic diagram of two RPR disposable plates on the RPR node of the utility model second embodiment.
Embodiment
For making the purpose of this utility model, technical scheme and advantage clearer, the utility model is described in further detail below in conjunction with accompanying drawing.
When using the RPR networking, the general professional groove of the East and West direction position that on the equipment backboard of RPR node, can plan the RPR node, so the utility model specifies two groove positions respectively as the slot of two RPR disposable plates of a RPR node on the equipment backboard, utilize the backboard cabling to realize east orientation module and west the interconnecting of pairing interface between module.
Fig. 4 shows the annexation schematic diagram of two RPR disposable plates on RPR node of the utility model first embodiment.As shown in Figure 4, in the RPR disposable plates, business interface is positioned at the panel side; The pairing interface is positioned at the backboard side, is connected with the Mac chip of this disposable plates.On backboard, specify two professional groove positions to be connected with two RPR disposable plates respectively.Wherein, in each specified professional groove position, specify two interfaces to be respectively the pairing R interface on the backboard and the T interface that matches, and, pairing R interface on the backboard groove position connects the pairing T interface of RPR disposable plates, the pairing R interface on the pairing T interface connection processing plate on the backboard groove position.On backboard, arrange the pairing interface bus, realize east orientation module and west interconnecting to the pairing interface of module correspondence, be specially: be connected and the pairing T interface of west on the groove position that module is connected with the pairing R interface on the groove position that the east orientation module is connected, be connected and western pairing R interface on the groove position that module is connected with pairing T interface on the groove position that the east orientation module is connected.
Fig. 5 shows and matches having of reserving on the backboard the professional groove position schematic diagram of interface, does not draw in the drawings with these two professional groove position irrelevant contents.Can be more clearly visible in Fig. 5 all has two pairing interfaces on each professional groove position, realized east orientation module and west interconnecting to the pairing interface of module correspondence by the pairing interface bus that sets on the backboard.Wherein, the pairing interface bus is only represented a kind of annexation, does not represent actual cabling situation.
According to the difference of Mac chip type, the pairing interface bus can be taked serial parallel change-over circuit (SERDES) and other possible bus form, and the utility model is not limited the type of bus.
According to the difference of appliance services number of slots, can be at the pairing interface bus of arranging on the backboard more than a group.Two of RPR disposable plates that are connected on the backboard are divided into one group, and two RPR disposable plates between each group realize interconnection by an assembly docking port bus.On a backboard, can simultaneously the RPR disposable plates more than a group be coupled together by the pairing interface bus that matches interface and be attached thereto like this.
Fig. 6 shows the annexation schematic diagram of two RPR disposable plates on the RPR node of the utility model second embodiment.Second embodiment of the present utility model is on the basis of the first embodiment scheme of employing, keep the original pairing interface of RPR disposable plates panel side in the prior art, select circuit to be connected by increasing a pairing interface, and connect the pairing interface of panel side and backboard side respectively with RPR Mac chip.It is that two kinds of pairing interface schemes are selected that this pairing interface is selected the function of circuit, perhaps switches to another set of pairing interface from a cover pairing interface, thereby can adapt to multiple environment for use.The function of other parts and annexation are identical with the function and the annexation of the counterpart of Fig. 2 or Fig. 4 among Fig. 6, so repeat no more.
It can be crossover node (CROSSPOINT) chip or other active commutation circuit that above-mentioned pairing interface is selected circuit.
The above only is preferred embodiment of the present utility model; not in order to restriction the utility model; all any modifications of within spirit of the present utility model and principle, being done, be equal to and replace and improvement etc., all should be included within the protection range of the present utility model.
Claims (14)
1, a kind of RPR disposable plates is characterized in that, comprises that at least the first pairing interface is right; The described first pairing interface is to comprising pairing receiving interface and one a pairing transmission interface, and two right pairing interfaces all are positioned at the side that described RPR disposable plates is connected with the RPR backboard to form described pairing interface.
2, RPR disposable plates according to claim 1 is characterized in that, described RPR disposable plates further comprises RPR Mac chip, and described RPR Mac chip is connected with two pairing interfaces that it is right that first of described RPR disposable plates is matched interface.
3, RPR disposable plates according to claim 1 is characterized in that, two right pairing interfaces of the described first pairing interface are arranged in the same professional groove position that links to each other with backboard.
4, according to claim 1,2 or 3 described RPR disposable plates, it is characterized in that described RPR disposable plates further comprises:
The second pairing interface is right, is positioned at the panel side of RPR disposable plates, comprises a pairing receiving interface and a pairing transmission interface;
Select commutation circuit, be connected with right two pairing interfaces and the RPR Mac chip of right two pairing interfaces, the second pairing interface of the first pairing interface respectively, be used for the first pairing interface to or the second pairing interface be opposite to operating state.
5, RPR disposable plates according to claim 4 is characterized in that, described selection commutation circuit is a crossover node CROSSPOINT chip.
6, a kind of RPR backboard is characterized in that, described RPR backboard comprises that at least two pairing interfaces are right, and each pairing interface is to comprising a pairing receiving interface and a pairing transmission interface; The right pairing receiving interface and second of the first pairing interface matches interface, and right pairing transmission interface links to each other, and the right pairing receiving interface of the pairing transmission interface that the first pairing interface is right and the second pairing interface links to each other.
7, RPR backboard according to claim 6, it is characterized in that, described RPR backboard comprises that further even number pairing interface is right, per two pairing interfaces are to being divided into one group, two pairing interfaces of each group are to comprising a pairing receiving interface and a pairing transmission interface respectively, the right pairing receiving interface of the first pairing interface of each group links to each other with the pairing transmission interface that it is right that this group second is matched interface, and the right pairing transmission interface of each group first pairing interface links to each other with the pairing receiving interface that it is right that this group second is matched interface.
8, RPR backboard according to claim 6 is characterized in that, the pairing receiving interface on the described backboard with the connected mode of the pairing transmission interface of another pairing interface centering is: be connected by the pairing interface bus on the backboard.
9, RPR backboard according to claim 7 is characterized in that, described pairing interface bus adopts serial parallel change-over circuit SERDES mode.
10, according to claim 6,7,8 or 9 described RPR backboards, it is characterized in that, belong to the right pairing receiving interface of same pairing interface on the described backboard and be arranged in the same professional groove position with the pairing transmission interface.
11, a kind of RPR node comprises RPR backboard and even number RPR disposable plates, it is characterized in that,
The RPR backboard comprises that even number pairing interface is right, and every team pairing interface is right to comprising a pairing transmission interface and a pairing receiving interface; Per two pairing interfaces are to being one group, the pairing receiving interface of the first pairing interface centering of each group links to each other with the pairing transmission interface of the second pairing interface centering, and the pairing transmission interface of the first pairing interface centering links to each other with the pairing receiving interface of the second pairing interface centering;
Each PRP disposable plates comprises that the first pairing interface of being made up of pairing receiving interface and one a pairing transmission interface is right, and forms right two of the first pairing interface and match interfaces and be positioned at the side that the RPR disposable plates is connected with backboard;
The first pairing interface pair of RPR disposable plates and a pairing interface of RPR backboard are to linking to each other.
12, RPR node according to claim 11 is characterized in that, one of the first pairing interface pair of described RPR disposable plates and RPR backboard is matched interface to being connected to:
The right pairing receiving interface of the RPR disposable plates first pairing interface links to each other with the pairing transmission interface of a pairing interface centering of RPR backboard, and the right pairing transmission interface of the RPR disposable plates first pairing interface links to each other with the pairing receiving interface of the aforementioned same pairing interface centering of RPR backboard.
13, RPR node according to claim 12 is characterized in that, two right pairing interfaces of the described RPR disposable plates first pairing interface are arranged in the same professional groove position that links to each other with backboard;
Belonging to the right pairing receiving interface of same pairing interface on the backboard is arranged in the same professional groove position with the pairing transmission interface;
The first pairing interface pair of described RPR disposable plates and a pairing interface of RPR backboard are to being connected to: the first pairing interface of RPR disposable plates matches interface to linking to each other to one by realization in the corresponding service groove position of inserting the RPR backboard and RPR backboard.
14, according to claim 11,12 or 13 described RPR nodes, it is characterized in that described RPR disposable plates further comprises:
The second pairing interface is right, is positioned at the panel side of RPR disposable plates, comprises a pairing receiving interface and a pairing transmission interface;
The second pairing interface of two RPR disposable plates panel sides is to being connected to each other.
Select commutation circuit, be connected with right two pairing interfaces and the RPR Mac chip of right two pairing interfaces, the second pairing interface of the first pairing interface respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620018812 CN2879547Y (en) | 2006-04-13 | 2006-04-13 | Elastic grouping ring processing plate, back plate and nodes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620018812 CN2879547Y (en) | 2006-04-13 | 2006-04-13 | Elastic grouping ring processing plate, back plate and nodes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2879547Y true CN2879547Y (en) | 2007-03-14 |
Family
ID=37861965
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620018812 Expired - Fee Related CN2879547Y (en) | 2006-04-13 | 2006-04-13 | Elastic grouping ring processing plate, back plate and nodes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2879547Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009149643A1 (en) * | 2008-06-12 | 2009-12-17 | 华为技术有限公司 | Device, method and system for forwarding transit service in resilient packet ring |
| CN103024088A (en) * | 2012-12-19 | 2013-04-03 | 深圳市广和通实业发展有限公司 | Method for simultaneous communication of double serial ports |
| CN105027518A (en) * | 2013-12-04 | 2015-11-04 | 华为技术有限公司 | Interconnection system for communications device |
-
2006
- 2006-04-13 CN CN 200620018812 patent/CN2879547Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009149643A1 (en) * | 2008-06-12 | 2009-12-17 | 华为技术有限公司 | Device, method and system for forwarding transit service in resilient packet ring |
| CN103024088A (en) * | 2012-12-19 | 2013-04-03 | 深圳市广和通实业发展有限公司 | Method for simultaneous communication of double serial ports |
| CN103024088B (en) * | 2012-12-19 | 2015-04-22 | 深圳市广和通实业发展有限公司 | Method for simultaneous communication of double serial ports |
| CN105027518A (en) * | 2013-12-04 | 2015-11-04 | 华为技术有限公司 | Interconnection system for communications device |
| CN105027518B (en) * | 2013-12-04 | 2018-02-06 | 华为技术有限公司 | Interconnection system for communication equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11671330B2 (en) | Network interconnect as a switch | |
| EP3041177B1 (en) | Data transmission method and apparatus | |
| CN101355430B (en) | Exchange frame, cluster router | |
| CN1859244A (en) | Master and slave frame cascade system in cut-in device | |
| EP1981206A1 (en) | An exchange system and method for increasing exchange bandwidth | |
| CN1277375C (en) | Switching method between permanent connection and exchage connection in optical network | |
| CN1538694A (en) | System and method for high-availability, direct, flexible and scalable switching of data packets in broadband networks | |
| US10477288B2 (en) | Data center interconnect as a switch | |
| CN1852201A (en) | Access-in apparatus capable of smooth updating band-width and method thereof | |
| CN107683592A (en) | Data processing method, device and system | |
| CN2879547Y (en) | Elastic grouping ring processing plate, back plate and nodes | |
| CN100531215C (en) | Method for realizing multiple network device link aggregation | |
| EP2521326B1 (en) | Run-time scalable switching fabric | |
| CN1753383A (en) | Multi-service transport apparatus for integrated transport networks | |
| US9071373B2 (en) | Multiplexed serial media independent interface | |
| WO2022098703A1 (en) | Efficiently interconnecting computing nodes to enable use of high-radix network switches | |
| CN1284336C (en) | Rings based high capacity expandable packet switching network arrangement | |
| CN101262476B (en) | A communication system and method for Ethernet | |
| CN1620047A (en) | Unified platform system of Ethernet exchanger and router | |
| US7061907B1 (en) | System and method for field upgradeable switches built from routing components | |
| CN1492643A (en) | Device and method for realizing Infini Band data transmission in optical network | |
| CN1815986A (en) | Method and system for expanding xDSL transmission band-width | |
| CN1859189A (en) | Multiple data communication network system and its data transmission method | |
| CN113055316B (en) | Multistage switching topology | |
| CN1545367A (en) | Method for realizing large capacity synchronous optical network and SDH cross unit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070314 Termination date: 20150413 |
|
| EXPY | Termination of patent right or utility model |