CN101179350A - Method and apparatus for managing optical channel data cell sharing protection subnet - Google Patents
Method and apparatus for managing optical channel data cell sharing protection subnet Download PDFInfo
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Abstract
The invention discloses an optical path data unit share protection subnet management method and a device, which pertains to the field of the optical transport network. The method comprises the processes that: a plurality of nodes are attained in an optical transport network according to the principle that the optical channel data unit channel between neighboring nodes can pass service and be connected into a ring; a ring-shaped optical path data unit share protection subnet is created through a plurality of nodes and the optical path data unit share protection subnet is managed. The device comprises an attaining module, a creating module and a management module. The invention creates and then manages an optical path data unit share protection subnet realizing the end-to end management mode. The simple and efficient operation greatly lowers the technological requirements that the system applies to the operator, decreases maintenance workload and improves usability.
Description
Technical field
The present invention relates to the optical transfer network field, particularly a kind of method and apparatus of managing optical channel data cell sharing protection subnet.
Background technology
OTN (Optical Transport Network; optical transfer network) ODUk SPRing (Optical channel Data Unitk Shared Protection Ring; k=1; 2; 3, other Optical Channel Data Unit-k protection rings of K level) with MS (the Multiplexing Section of SDH (SynchronousDigital Hierarchy, synchronous digital transmission); multiplex section) SPRing is very similar, all is to utilize APS mechanism to come the online business of guard ring.When the optical fiber between certain two node on the OTN ring damages, the business generation auto switching between these two nodes then, the business on the service aisle goes up an other route by ring, promptly protects passage to continue transmission, and the maintenance business is not interrupted.The main feature of ODUk SPRing is: an ODUk SPRing only protects single ODUk service aisle, if protect a plurality of ODUk service aisles, and then must a plurality of ODUk SPRing of configuration.
The network management system of transmission network is when configuration ODUk SPRing in the prior art; generally be to adopt single station configuration mode; webmaster enters the configuration interface of each node (being network element) by the station; manual is the independent configuration protection group of each node (ProtectionGroup) information; parameter with configuration is handed down to current node then, comprises that east/west protects passage (specific to veneer, Guang Kou, ODUk passage), Wait to Restore Time, ODUk traffic ID or the like to ODUk service aisle (specific to veneer, Guang Kou, ODUk passage), east/west to ODUk.For example, referring to Fig. 1, four node A, B, C and D are arranged; be respectively four node configuration protection group information; wherein, the west between the adjacent node constitutes a real service channel to protection passage WP and east orientation protection passage EP, thereby makes node A, B, C and D constitute ODUk SPRing.After configuration is finished; also need ODUk SPRing is managed and safeguards; also adopt single station maintenance mode; comprise startup/standstill agreement, inquiry guard mode, pressure/Manual Switch or the like; as being done, certain bar business on the ODUk SPRing forces to switch; then enter the source node of this business and the maintenance interface of destination node one by one, issue the Forced Switch order respectively.
In realizing process of the present invention, the inventor finds that above-mentioned prior art has following shortcoming at least:
1. the configuration and operation the having relatively high expectations of safeguarding ODUk SPRing to the people, all parameters of ODUk SPRing all need human configuration and maintenance, operating personnel need know node upstream and downstream relation and interconnective veneer, Guang Kou, and the configuration parameter that guarantees the upstream and downstream website mates mutually, therefore requires operating personnel that higher technical merit is arranged;
2. the mode that single station disposes and safeguards need be pursued the station configuration to each node on the ODUk SPRing, be pursued the station maintenance, and workload is very big, inefficiency is made mistakes easily, and what show on the interface of each node is single station data, can't show the data of whole ring, the interface is unfriendly.
Summary of the invention
In order to improve the operating efficiency of configuration and management ODUk SPRing, the embodiment of the invention provides a kind of method and apparatus of managing optical channel data cell sharing protection subnet.Described technical scheme is as follows:
On the one hand, a kind of method of managing optical channel data cell sharing protection subnet, described method comprises:
Can lead to professional and can connect into the principle of ring according to the Optical Channel Data Unit-k passage between the adjacent node, in optical transfer network, obtain a plurality of nodes;
Create the optical channel data cell sharing protection subnet of annular according to described a plurality of nodes;
Described optical channel data cell sharing protection subnet is managed.
On the other hand, a kind of equipment of managing optical channel data cell sharing protection subnet, described equipment comprises:
Acquisition module is used for leading to professional and connecting into the principle of ring according to the Optical Channel Data Unit-k passage between the adjacent node, obtains a plurality of nodes in optical transfer network;
Creation module is used for a plurality of nodes of obtaining according to described acquisition module, creates the optical channel data cell sharing protection subnet of annular;
Administration module is used for the optical channel data cell sharing protection subnet that described creation module is created is managed.
The beneficial effect of the technical scheme that the embodiment of the invention provides is:
By in optical transfer network, obtaining a plurality of nodes that can lead to business; and connect into ring; created optical channel data cell sharing protection subnet and managed; realize way to manage end to end, compared with prior art, made operating personnel break away from loaded down with trivial details single station protection configuration set mode; simple to operate, efficient; greatly reduced the specification requirement of system, alleviated maintenance workload, improved the ease for use of system operating personnel.
Description of drawings
Fig. 1 is the schematic diagram of Optical Channel Data Unit-k protection rings in the prior art;
Fig. 2 is the method flow diagram of the managing optical channel data cell sharing protection subnet that provides of the embodiment of the invention 1;
Fig. 3 is the schematic diagram of the optical channel data cell sharing protection subnet that provides of the embodiment of the invention 1;
Fig. 4 is the management maintenance functional schematic of the optical channel data cell sharing protection subnet that provides of the embodiment of the invention 1;
Fig. 5 is the method flow diagram of the managing optical channel data cell sharing protection subnet that provides of the embodiment of the invention 2;
Fig. 6 is the equipment structure chart of the managing optical channel data cell sharing protection subnet that provides of the embodiment of the invention 3.
Embodiment
For making the purpose, technical solutions and advantages of the present invention clearer, embodiment of the present invention is described further in detail below in conjunction with accompanying drawing.
The method of the managing optical channel data cell sharing protection subnet that the embodiment of the invention provides specifically comprises: can lead to professional and can connect into the principle of ring according to the Optical Channel Data Unit-k passage between the adjacent node, obtain a plurality of nodes in optical transfer network; Create the optical channel data cell sharing protection subnet of annular according to a plurality of nodes; Optical channel data cell sharing protection subnet is managed.Optical channel data cell sharing protection subnet in the embodiment of the invention is meant with the protection group of a plurality of nodes among the OTN to have characteristics end to end according to the annular logic integral body that logical order is together in series and constitutes.
Embodiment 1
In the present embodiment, a plurality of nodes among the OTN are preserved protection group information, and referring to Fig. 2, the embodiment of the invention provides a kind of method of managing optical channel data cell sharing protection subnet, specifically may further comprise the steps:
Step 101: the protection group information of obtaining above-mentioned a plurality of nodes.
Step 102: judge whether the node that can lead to business is arranged in a plurality of nodes, if having, then execution in step 103 according to the protection group information of obtaining; Otherwise, finish.
Wherein, it is multiple to judge that the method whether node that can lead to business is arranged in a plurality of nodes has, and includes but not limited to following two kinds:
1) according to the routing information of the ODUk of the OTN that prestores; judge whether the node that satisfies following condition is arranged in above-mentioned a plurality of node: have the complete optical fiber that reaches to connect between the optical interface of the protection group information correspondence of two nodes; if have, have in then above-mentioned a plurality of nodes and can lead to professional node.Wherein, the routing information of the ODUk of OTN is meant the data message that the optical fiber among the OTN connects, can be stored in advance with database that network management system links to each other in.
2) according to the service layer's routing information that prestores; judge whether the node that satisfies following condition is arranged in above-mentioned a plurality of node: the protection passage of the protection group information correspondence of two nodes is the two ends that are carried on the same passage on the same service layer path; if have, have in then above-mentioned a plurality of nodes and can lead to professional node.Wherein, service layer's routing information is meant according to the network topology structure of OTN according to the routing information that fixing algorithm obtains, can be stored in advance with database that network management system links to each other in.According to the situation of actual bearer in the OTN network, the service layer path can be OTUk layer path, OCH layer path or ODUj layer path (j=k+1, k=1 or 2) or the like.
Step 103: can lead to the node that can connect into ring (promptly end to end) in the professional node and couple together the optical channel data cell sharing protection subnet of looping.
Logical professional passage is meant two protection passages between the node between two nodes.Referring to Fig. 3; four node A, B, C and D are arranged; and all preserve protection group information; wherein; the west that node A disposes constitutes a real service channel to the east orientation protection passage EP of protection passage WP and Node B configuration, and promptly the west of connected node A is the protection passage between the optical interface of the east orientation protection passage of the optical interface of protecting passage and Node B.Similarly, the protection passage is arranged all between B and C, C and D, D and the A,, node A, B, C and D are connected into ring, constituted annular optical channel data cell sharing protection subnet according to these protection channel informations.
Can lead to the node that can connect into ring in the professional node couple together the step of optical channel data cell sharing protection subnet of looping can be specific as follows, describe to be judged as example according to service layer's routing information:
In OTN, choose a node A of configuration protection group information, this node as first node, and is put into first node the node pool of a sky; The node of traversal outside the node pool, according to condition of contact: the west of node A is the two ends that are carried on the same passage on the same service layer path to passage WP with the east orientation passage EP of Node B, seeks the Node B that can set up the protection passage with node A; If find Node B, then Node B is appended in the above-mentioned node pool, and decision node B whether headed by node, if first node, then the node in the node pool promptly connects into an optical channel data cell sharing protection subnet; When seeking Node B success or optical channel data cell sharing protection subnet not generated, judge whether the node of all the configuration protection group information among the OTN all disposes, if, then end; Otherwise, continue the outer node of traversal node pool, seek next node, till the node of all configuration protection group information is all handled.
Further, can also comprise following step after the step 103:
If also have node the node in above-mentioned a plurality of node in optical channel data cell sharing protection subnet; node identification beyond then will encircling is an isolated node; isolated node can not be set up the protection passage with the node on the ring, is generally the node of protection group information configuration mistake.
Further; create after the optical channel data cell sharing protection subnet; network management system can also show on the interface that the annular optical channel data cell sharing protection subnet of having created is to the user; and tabulation shows isolated node; check optical channel data cell sharing protection subnet or isolated node for the user, and revise or delete the protection group information on the isolated node.Revise the protection group information on the isolated node, can make isolated node also can be connected in the optical channel data cell sharing protection subnet; Protection group information on the deletion isolated node then is not connected into this isolated node in the optical channel data cell sharing protection subnet.
For example,, optical channel data cell sharing protection subnet is carried out the maintenance of isolated node, comprising: revise the protection group information of isolated node, the protection group information of deleting isolated node and other management functions or the like referring to Fig. 4.
Step 104: the optical channel data cell sharing protection subnet of having created is managed, finish then.
Wherein, the step that the protection subnet is managed can be specially: the node that links to each other with management equipment in the protection subnet sends the order of safeguarding protection group information, the node maintenance protection group information of notice appointment.Wherein, the node of order appointment can also can be protected the part of nodes in the subnet for the whole nodes in the protection subnet, and this order is transmitted by optical channel data cell sharing protection subnet; after the node of appointment receives this order in the order, protection group information is carried out updating maintenance.
For example; referring to Fig. 4; optical channel data cell sharing protection subnet is carried out holistic management and maintenance, comprising: startup/standstill agreement, inquiry guard mode, protection parameter (as Wait to Restore Time), outside are set switch order (as Forced Switch, Manual Switch etc.) and other maintenance functions or the like.
Present embodiment connects into ring by can lead to professional node in a plurality of nodes of preserving protection group information; created annular optical channel data cell sharing protection subnet and managed; realized way to manage end to end; compared with prior art; make operating personnel break away from loaded down with trivial details single station protection configuration set mode, simple to operate, efficient, greatly reduced the specification requirement of system to operating personnel; alleviate maintenance workload, improved the ease for use of system.By the annular optical channel data cell sharing protection subnet of demonstration on the interface, rather than scrappy single station protection group, friendly interface has improved greatly, and operation is more intuitively, conveniently.
Embodiment 2
In the present embodiment, the node among the OTN is configuration protection group information not, and referring to Fig. 5, the embodiment of the invention also provides a kind of method of managing optical channel data cell sharing protection subnet, specifically may further comprise the steps:
Step 201: from OTN, select a plurality of nodes, can select a plurality of nodes according to the network topology structure of OTN according to the annular sequential of expectation, and end to end, constitute a ring.
Step 202: search the ODUk passage that can lead to professional not configuration protection group information in selected a plurality of node between the adjacent node.
Wherein, the method for searching the ODUk passage that can lead to professional not configuration protection group information in selected a plurality of node between the adjacent node has multiple, includes but not limited to following two kinds:
1) according to the routing information of the ODUk of the OTN that prestores, search in above-mentioned a plurality of node between the adjacent node the not ODUk passage of configuration protection group information, and do not have the complete optical fiber that reaches to connect between the adjacent node that finds between the optical interface of the ODUk passage correspondence of configuration protection group information; Wherein, the routing information of the ODUk of OTN is meant the data message that the optical fiber among the OTN connects, can be stored in advance with database that network management system links to each other in.
2) according to the service layer's routing information that prestores; search in above-mentioned a plurality of node between the adjacent node the not ODUk passage of configuration protection group information, and the protection passage of the ODUk passage correspondence of the not configuration protection group information between the adjacent node that finds is the two ends that are carried on the same passage on the same service layer path.Wherein, service layer's routing information is meant according to the network topology structure of OTN according to the routing information that fixing algorithm obtains, can be stored in advance with database that network management system links to each other in.According to the situation of actual bearer in the OTN network, the service layer path can be OTUk layer path, OCH layer path or ODUj layer path (j=k+1, k=1 or 2) or the like.
Step 203: in the ODUk passage that finds, select the protection passage.
Step 204: selected a plurality of nodes are connected into ring according to the protection passage of selecting; the optical channel data cell sharing protection subnet of looping; be that the management equipment distribution configuration command is given each node in the optical channel data cell sharing protection subnet; after each node is received configuration order, preserve protection group information separately.
Step 205: the optical channel data cell sharing protection subnet of having created is managed, finish then.
Wherein, the step that the protection subnet is managed can be specially: the node that links to each other with the equipment (as Network Management Equipment) of managing optical channel data cell sharing protection subnet in the protection subnet sends the order of safeguarding protection group information, the node maintenance protection group information of notice appointment.Network Management Equipment links to each other with a node in the optical channel data cell sharing protection subnet usually; safeguard that by this node transmission the order of protection group information is to the whole protecting subnet; maintenance command is passed to each node of protecting on the subnet by the protection passage on the protection subnet; after the node of appointment is received in the order, safeguard the protection group information of oneself according to this order.Wherein, the node of order appointment can also can be protected the part of nodes in the subnet for the whole nodes in the protection subnet.
Further, create after the optical channel data cell sharing protection subnet, network management system can also show on the interface that the annular optical channel data cell sharing protection subnet of having created to the user, supplies the user to check optical channel data cell sharing protection subnet.
Present embodiment is by searching the ODUk passage that can lead to professional not configuration protection group information between the adjacent node in a plurality of nodes of the annular of selecting by expectation; in the ODUk passage that finds, select the protection passage; and a plurality of nodes are connected into ring according to selected protection passage; created annular optical channel data cell sharing protection subnet and managed; realized way to manage end to end; compared with prior art; make operating personnel break away from loaded down with trivial details single station protection configuration set mode; simple to operate; efficiently; greatly reduced the specification requirement of system to operating personnel; alleviate maintenance workload, improved the ease for use of system.By the annular optical channel data cell sharing protection subnet of demonstration on the interface, rather than scrappy single station protection group, friendly interface has improved greatly, and operation is more intuitively, conveniently.Carrying out function when safeguarding; transmission safeguards that the order of protection group information is to optical channel data cell sharing protection subnet; can realize maintenance by the protection passage of annular to the protection group information of specified node; avoided separately the protection group information of the node of each appointment is carried out maintenance update; operate simplyr, efficient, easily realize.
Embodiment 3
Referring to Fig. 6, the embodiment of the invention also provides a kind of equipment of managing optical channel data cell sharing protection subnet, specifically comprises:
Acquisition module is used for leading to professional and connecting into the principle of ring according to the Optical Channel Data Unit-k passage between the adjacent node, obtains a plurality of nodes in optical transfer network;
Creation module is used for a plurality of nodes of obtaining according to acquisition module, creates the optical channel data cell sharing protection subnet of annular;
Administration module is used for the optical channel data cell sharing protection subnet that creation module is created is managed.
Wherein, acquisition module can specifically comprise:
Memory cell is used to store the routing information of the Optical Channel Data Unit-k of optical transfer network;
Acquiring unit; be used for routing information according to cell stores; in optical transfer network, obtain a plurality of nodes that can connect into ring in a plurality of nodes of existing protection group information, and can connect between the optical interface of protection group information correspondence of node adjacent in the node of ring and have the complete optical fiber that reaches to connect.
In addition, acquisition module can also specifically comprise:
Memory cell is used for stores service layer routing information;
Acquiring unit; be used for service layer's routing information according to cell stores; in optical transfer network, obtain a plurality of nodes that can connect into ring in a plurality of nodes of existing protection group information, and the protection passage that can connect into the protection group information correspondence of node adjacent in the node of ring is the two ends that are carried on the same passage on the same service layer path.
In addition, acquisition module can also specifically comprise:
Memory cell is used to store the routing information of the Optical Channel Data Unit-k of optical transfer network;
Acquiring unit; be used for routing information according to cell stores; annular sequential according to expectation in optical transfer network obtains the node of a plurality of not configuration protection group information, and has the complete optical fiber that reaches to connect between the optical interface of the Optical Channel Data Unit-k passage correspondence of the not configuration protection group information of adjacent node in a plurality of node.
In addition, acquisition module can also specifically comprise:
Memory cell is used for stores service layer routing information;
Acquiring unit; be used for service layer's routing information according to cell stores; in optical transfer network, obtain the node of a plurality of not configuration protection group information, and the protection passage of the Optical Channel Data Unit-k passage correspondence of the not configuration protection group information of adjacent node is the two ends that are carried on the same passage on the same service layer path in a plurality of node according to the annular sequential of expectation.
Wherein, creation module specifically comprises:
First creating unit is used for a plurality of nodes being connected into ring, the optical channel data cell sharing protection subnet of looping when a plurality of nodes that acquisition module obtains are preserved protection group information;
Second creating unit; be used for a plurality of nodes of obtaining when acquisition module not during configuration protection group information; in the Optical Channel Data Unit-k passage of a plurality of nodes, select the protection passage, and a plurality of nodes are connected into ring, the optical channel data cell sharing protection subnet of looping according to the protection passage.
Further, the said equipment also comprises:
Identification module is used for after creation module is created optical channel data cell sharing protection subnet, is isolated node with the node identification of preserving protection group information the node in optical channel data cell sharing protection subnet in the optical transfer network.
Wherein, the node that administration module specifically is used for linking to each other with equipment to the optical channel data cell sharing protection subnet that creation module is created sends the order of safeguarding protection group information, the node maintenance protection group information of notice appointment.
Further, the said equipment also comprises:
Display module is used for after creation module is created optical channel data cell sharing protection subnet optical channel data cell sharing protection subnet being presented on the interface.
Present embodiment obtains the logical business of a plurality of energy by acquisition module and connects into the node of ring; and creation module should connect into ring by a plurality of nodes; constituted annular optical channel data cell sharing protection subnet, and administration module to the protection subnet manage, realized way to manage end to end.Can create the protection subnet according to the node of existing protection group information in the optical transfer network, also can according in the optical transfer network not the node of configuration protection group information create the protection subnet, use more flexible.Compared with prior art, make operating personnel break away from loaded down with trivial details single station protection configuration set mode, simple to operate, efficient, greatly reduced the specification requirement of system to operating personnel, alleviated maintenance workload, improved the ease for use of system.By the annular optical channel data cell sharing protection subnet of demonstration on the interface, rather than scrappy single station protection group, friendly interface has improved greatly, and operation is more intuitively, conveniently.Carrying out function when safeguarding; safeguard that by the update module transmission order of protection group information is to optical channel data cell sharing protection subnet; can realize maintenance by the protection passage of annular to the protection group information of specified node; avoided separately the protection group information of the node of each appointment is carried out maintenance update; operate simplyr, efficient, easily realize.
The embodiment of the invention can utilize software to realize that corresponding software programs can be stored in the storage medium that can read, in the hard disk and internal memory as computer.
The above only is preferred embodiment of the present invention, and is in order to restriction the present invention, within the spirit and principles in the present invention not all, any modification of being done, is equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (18)
1. the method for a managing optical channel data cell sharing protection subnet is characterized in that, described method comprises:
Can lead to professional and can connect into the principle of ring according to the Optical Channel Data Unit-k passage between the adjacent node, in optical transfer network, obtain a plurality of nodes;
Create the optical channel data cell sharing protection subnet of annular according to described a plurality of nodes;
Described optical channel data cell sharing protection subnet is managed.
2. the method for managing optical channel data cell sharing protection subnet according to claim 1; it is characterized in that; describedly can lead to professional and can connect into the principle of ring, in optical transfer network, obtain a plurality of nodes, specifically comprise according to the Optical Channel Data Unit-k passage between the adjacent node:
Routing information according to the Optical Channel Data Unit-k of the optical transfer network that prestores; in described optical transfer network, obtain a plurality of nodes that can connect into ring in a plurality of nodes of existing protection group information, and have the complete optical fiber that reaches to connect between the optical interface of the described protection group information correspondence that can connect into node adjacent in the node of ring.
3. the method for managing optical channel data cell sharing protection subnet according to claim 1; it is characterized in that; describedly can lead to professional and can connect into the principle of ring, in optical transfer network, obtain a plurality of nodes, specifically comprise according to the Optical Channel Data Unit-k passage between the adjacent node:
According to the service layer's routing information that prestores; in optical transfer network, obtain a plurality of nodes that can connect into ring in a plurality of nodes of existing protection group information, and the described protection passage that can connect into the protection group information correspondence of node adjacent in the node of ring is the two ends that are carried on the same passage on the same service layer path.
4. the method for managing optical channel data cell sharing protection subnet according to claim 1; it is characterized in that; describedly can lead to professional and can connect into the principle of ring, in optical transfer network, obtain a plurality of nodes, specifically comprise according to the Optical Channel Data Unit-k passage between the adjacent node:
Routing information according to the Optical Channel Data Unit-k of the optical transfer network that prestores; annular sequential according to expectation in described optical transfer network obtains the node of a plurality of not configuration protection group information, and has the complete optical fiber that reaches to connect between the optical interface of the Optical Channel Data Unit-k passage correspondence of the not configuration protection group information of adjacent node in described a plurality of node.
5. the method for managing optical channel data cell sharing protection subnet according to claim 1; it is characterized in that; describedly can lead to professional and can connect into the principle of ring, in optical transfer network, obtain a plurality of nodes, specifically comprise according to the Optical Channel Data Unit-k passage between the adjacent node:
According to the service layer's routing information that prestores; in optical transfer network, obtain the node of a plurality of not configuration protection group information, and the protection passage of the Optical Channel Data Unit-k passage correspondence of the not configuration protection group information of adjacent node is the two ends that are carried on the same passage on the same service layer path in described a plurality of node according to the annular sequential of expectation.
6. the method for managing optical channel data cell sharing protection subnet according to claim 1 is characterized in that, described optical channel data cell sharing protection subnet according to described a plurality of nodes establishment annulars specifically comprises:
When described a plurality of nodes are preserved protection group information, described a plurality of nodes are connected into ring, the optical channel data cell sharing protection subnet of looping;
When described a plurality of nodes not during configuration protection group information; in the Optical Channel Data Unit-k passage of described a plurality of nodes, select the protection passage; and described a plurality of nodes are connected into ring, the optical channel data cell sharing protection subnet of looping according to described protection passage.
7. the method for managing optical channel data cell sharing protection subnet according to claim 1; it is characterized in that; when described a plurality of nodes are preserved protection group information, after the optical channel data cell sharing protection subnet according to described a plurality of nodes establishment annulars, also comprise:
If preserve the node of protection group information the node in the described optical transfer network in described optical channel data cell sharing protection subnet in addition, be isolated node then with this node identification.
8. the method for managing optical channel data cell sharing protection subnet according to claim 1 is characterized in that, described described optical channel data cell sharing protection subnet is managed, and specifically comprises:
The node that links to each other with management equipment in described optical channel data cell sharing protection subnet sends the order of safeguarding protection group information, the node maintenance protection group information of notice appointment.
9. the method for managing optical channel data cell sharing protection subnet according to claim 1 is characterized in that, described method also comprises:
After creating the optical channel data cell sharing protection subnet of annular, described optical channel data cell sharing protection subnet is presented on the interface.
10. the equipment of a managing optical channel data cell sharing protection subnet is characterized in that, described equipment comprises:
Acquisition module is used for leading to professional and connecting into the principle of ring according to the Optical Channel Data Unit-k passage between the adjacent node, obtains a plurality of nodes in optical transfer network;
Creation module is used for a plurality of nodes of obtaining according to described acquisition module, creates the optical channel data cell sharing protection subnet of annular;
Administration module is used for the optical channel data cell sharing protection subnet that described creation module is created is managed.
11. the equipment of managing optical channel data cell sharing protection subnet according to claim 10 is characterized in that, described acquisition module specifically comprises:
Memory cell is used to store the routing information of the Optical Channel Data Unit-k of optical transfer network;
Acquiring unit; be used for routing information according to described cell stores; in described optical transfer network, obtain a plurality of nodes that can connect into ring in a plurality of nodes of existing protection group information, and have the complete optical fiber that reaches to connect between the optical interface of the described protection group information correspondence that can connect into node adjacent in the node of ring.
12. the equipment of managing optical channel data cell sharing protection subnet according to claim 10 is characterized in that, described acquisition module specifically comprises:
Memory cell is used for stores service layer routing information;
Acquiring unit; be used for service layer's routing information according to described cell stores; in optical transfer network, obtain a plurality of nodes that can connect into ring in a plurality of nodes of existing protection group information, and the described protection passage that can connect into the protection group information correspondence of node adjacent in the node of ring is the two ends that are carried on the same passage on the same service layer path.
13. the equipment of managing optical channel data cell sharing protection subnet according to claim 10 is characterized in that, described acquisition module specifically comprises:
Memory cell is used to store the routing information of the Optical Channel Data Unit-k of optical transfer network;
Acquiring unit; be used for routing information according to described cell stores; annular sequential according to expectation in described optical transfer network obtains the node of a plurality of not configuration protection group information, and has the complete optical fiber that reaches to connect between the optical interface of the Optical Channel Data Unit-k passage correspondence of the not configuration protection group information of adjacent node in described a plurality of node.
14. the equipment of managing optical channel data cell sharing protection subnet according to claim 10 is characterized in that, described acquisition module specifically comprises:
Memory cell is used for stores service layer routing information;
Acquiring unit; be used for service layer's routing information according to described cell stores; in optical transfer network, obtain the node of a plurality of not configuration protection group information, and the protection passage of the Optical Channel Data Unit-k passage correspondence of the not configuration protection group information of adjacent node is the two ends that are carried on the same passage on the same service layer path in described a plurality of node according to the annular sequential of expectation.
15. the equipment of managing optical channel data cell sharing protection subnet according to claim 10 is characterized in that, described creation module specifically comprises:
First creating unit is used for described a plurality of nodes being connected into ring, the optical channel data cell sharing protection subnet of looping when a plurality of nodes that described acquisition module obtains are preserved protection group information;
Second creating unit; be used for a plurality of nodes of obtaining when described acquisition module not during configuration protection group information; in the Optical Channel Data Unit-k passage of described a plurality of nodes, select the protection passage; and described a plurality of nodes are connected into ring, the optical channel data cell sharing protection subnet of looping according to described protection passage.
16. the equipment of managing optical channel data cell sharing protection subnet according to claim 10 is characterized in that, described equipment also comprises:
Identification module is used for after described creation module is created optical channel data cell sharing protection subnet, is isolated node with the node identification of preserving protection group information the node in described optical channel data cell sharing protection subnet in the described optical transfer network.
17. the equipment of managing optical channel data cell sharing protection subnet according to claim 10; it is characterized in that; the node that described administration module specifically is used for linking to each other with described equipment to the optical channel data cell sharing protection subnet that described creation module is created sends the order of safeguarding protection group information, the node maintenance protection group information of notice appointment.
18. the equipment of managing optical channel data cell sharing protection subnet according to claim 10 is characterized in that, described equipment also comprises:
Display module is used for after described creation module is created optical channel data cell sharing protection subnet described optical channel data cell sharing protection subnet being presented on the interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101779380A CN101179350A (en) | 2007-11-22 | 2007-11-22 | Method and apparatus for managing optical channel data cell sharing protection subnet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101779380A CN101179350A (en) | 2007-11-22 | 2007-11-22 | Method and apparatus for managing optical channel data cell sharing protection subnet |
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| CN101179350A true CN101179350A (en) | 2008-05-14 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8819529B2 (en) | 2009-02-12 | 2014-08-26 | Agency For Science, Technology And Research | Method of communication |
| US9088379B2 (en) | 2009-05-06 | 2015-07-21 | Huawei Technologies Co., Ltd. | Service transmission processing method, node device and network system |
| WO2017000451A1 (en) * | 2015-06-30 | 2017-01-05 | 中兴通讯股份有限公司 | Protection subnetwork generation method and device |
| CN106992873A (en) * | 2016-01-21 | 2017-07-28 | 中兴通讯股份有限公司 | Protection group treating method and apparatus |
-
2007
- 2007-11-22 CN CNA2007101779380A patent/CN101179350A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8819529B2 (en) | 2009-02-12 | 2014-08-26 | Agency For Science, Technology And Research | Method of communication |
| US9088379B2 (en) | 2009-05-06 | 2015-07-21 | Huawei Technologies Co., Ltd. | Service transmission processing method, node device and network system |
| WO2017000451A1 (en) * | 2015-06-30 | 2017-01-05 | 中兴通讯股份有限公司 | Protection subnetwork generation method and device |
| CN106330512A (en) * | 2015-06-30 | 2017-01-11 | 中兴通讯股份有限公司 | Protection sub-net generation method and device |
| CN106330512B (en) * | 2015-06-30 | 2020-07-31 | 南京中兴软件有限责任公司 | Method and device for generating protection subnet |
| CN106992873A (en) * | 2016-01-21 | 2017-07-28 | 中兴通讯股份有限公司 | Protection group treating method and apparatus |
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