CN101854339B - Information transmission implementation method, module and transmission network node - Google Patents
Information transmission implementation method, module and transmission network node Download PDFInfo
- Publication number
- CN101854339B CN101854339B CN200910130037.5A CN200910130037A CN101854339B CN 101854339 B CN101854339 B CN 101854339B CN 200910130037 A CN200910130037 A CN 200910130037A CN 101854339 B CN101854339 B CN 101854339B
- Authority
- CN
- China
- Prior art keywords
- point
- protocol over
- node
- over ethernet
- frame
- 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.)
- Active
Links
Landscapes
- Data Exchanges In Wide-Area Networks (AREA)
- Small-Scale Networks (AREA)
Abstract
The embodiment of the invention discloses an information transmission implementation method, a module and a transmission network node. In the technical scheme of the embodiment of the invention, control information and/or management information to be transmitted are/is packaged into Ethernet service, and an Ethernet point-to-point protocol session is established between the transmission network nodes in order to simulate an Ethernet point-to-point link; based on the simulated Ethernet point-to-point link, the control information and/or the management information are/is transmitted between the nodes, consequently, the requirement of the transmission of the control information and/or the management information on bandwidth is met, meanwhile, the risk of communication interconnection between devices is reduced as well, and the requirement on reliability is met.
Description
Technical field
The present invention relates to communication technical field, be specifically related to implementation method, module and transport network node that a kind of information transmits
Background technology
DCN (Data Communication Network in transport network, data communication network), mainly control information and the management information for transmission node, for example, alarm management information, performance monitoring information and the network configuration data etc. of transport network node, all transmit by DCN.
Along with ASON (Automatic Switched Optical Network, Automatic switched optical network) in the introducing of transport network, DCN also needs for transmitting GMPLS (Generalized Multi-Protocol LabelSwitching, the exchange of general multiple protocols label) control signal information etc.Reliability, the communication bandwidth of ASON to DCN all proposed requirements at the higher level, require DCN network can be correctly, timely corresponding control information is sent to destination node.
DCN networking plan in current band, is the physical carrier using some overhead byte of transport network Frame as DCN, realizes the transmission of control information and management information.For example, SDH (Synchronous DigitalHierarchy, SDH (Synchronous Digital Hierarchy)), referring to Fig. 1, Fig. 1 shows the structure in SDH frame overhead district, SDH frame overhead district is made up of the array of 9*9 byte, mainly comprise regenerator section and multiplex section, wherein, D1～D12 byte is the data communication byte in SDH frame overhead district, and D1～D12 has formed DCC (DataCommunication Channel, data communication channel), in current band, DCN networking plan is exactly the physical carrier using DCC as DCN, utilizes DCC to carry out the transmission of control information and management information.In SDH, SDH frame rate was 8000 frame/seconds, and therefore, the maximum communication bandwidth that DCC can provide is 12*8*8000=768kbps.
Utilize DCC communicating control information and management information, require the third party device in network to support D byte transparent transmission (so-called D byte transparent transmission, be that third party device is left intact for the data of the D byte carrying receiving, directly passed through D byte transparent transmission).The existing network of most operators is all made up of the equipment of multiple manufacturers, and the equipment of part manufacturer wherein may not supported D byte transparent transmission.
Realizing in process of the present invention, inventor finds the introducing due to ASON, control information and the management information that need to transmit by DCN day by day increase, and the communication bandwidth that DCC is less has been difficult to meet carry out the requirement of information transmission to communication bandwidth by existing DCN; And equipment component may not supported D byte transparent transmission in existing network, the risk of communication between devices docking is larger.
Summary of the invention
Embodiment of the present invention technical problem to be solved is that the implementation method, module and the transport network node that provide a kind of information to transmit, can meet information and transmit the requirement to communication bandwidth, reduces the risk of communication between devices docking simultaneously.
For solving the problems of the technologies described above, in the embodiment of the present invention, provide following technical scheme:
The implementation method that information transmits,, comprising:
First node is set up the Point-to-Point Protocol over Ethernet session between Section Point, obtains the corresponding relation of the mark of described Point-to-Point Protocol over Ethernet session and the optical port of described first node and described Point-to-Point Protocol over Ethernet session;
Control information to be transmitted and/or management information are packaged into internetwork protocol message;
Described internetwork protocol message is packaged into point-to-point protocol frame;
Described point-to-point protocol frame is packaged into Point-to-Point Protocol over Ethernet frame, and described Point-to-Point Protocol over Ethernet frame carries the mark of described Point-to-Point Protocol over Ethernet session;
Described Point-to-Point Protocol over Ethernet frame is packaged into ethernet frame;
Described ethernet frame is mapped to the payload section of transport network frame, and sends described transport network frame by the optical port corresponding with described Point-to-Point Protocol over Ethernet session to described Section Point.
The implementation method that information transmits, comprising:
System control module is set up Point-to-Point Protocol over Ethernet session, obtains the mark of described Point-to-Point Protocol over Ethernet session, and described Point-to-Point Protocol over Ethernet session establishment is between Section Point and the first node at described system control module place;
Control information to be transmitted and/or management information are packaged into internetwork protocol message;
Described internetwork protocol message is packaged into point-to-point protocol frame;
Described point-to-point protocol frame is packaged into Point-to-Point Protocol over Ethernet frame, and described Point-to-Point Protocol over Ethernet frame carries the mark of described Point-to-Point Protocol over Ethernet session;
Described Point-to-Point Protocol over Ethernet frame is packaged into ethernet frame, and sends described ethernet frame.
The implementation method that information transmits, comprising:
Ethernet service module obtains the optical port of first node and the corresponding relation of Point-to-Point Protocol over Ethernet session at its place, and described Point-to-Point Protocol over Ethernet session establishment is between described first node and Section Point;
The ethernet frame of control information and/or management information, described Point-to-Point Protocol over Ethernet session identification is carried in reception;
Described ethernet frame is mapped to the payload section of transport network frame, and sends described transport network frame to the optical port corresponding with described Point-to-Point Protocol over Ethernet session.
A kind of system control module, comprising:
Session establishment unit, for setting up Point-to-Point Protocol over Ethernet session, obtains the mark of described Point-to-Point Protocol over Ethernet session, and described Point-to-Point Protocol over Ethernet session establishment is between Section Point and the first node at described system control module place;
Internet protocol unit, for being packaged into internetwork protocol message by control information to be transmitted and/or management information;
Point-to-point protocol unit, for being packaged into point-to-point protocol frame by described internetwork protocol message;
Point-to-Point Protocol over Ethernet unit, for described point-to-point protocol frame is packaged into Point-to-Point Protocol over Ethernet frame, described Point-to-Point Protocol over Ethernet frame carries the mark of described session;
Ethernet transmitting element, for described Point-to-Point Protocol over Ethernet frame is packaged into ethernet frame, and sends described ethernet frame.
A kind of Ethernet service module, comprising:
Information acquisition unit, for obtaining the optical port of first node and the corresponding relation of Point-to-Point Protocol over Ethernet session at Ethernet service module place, described Point-to-Point Protocol over Ethernet session establishment is between described first node and Section Point;
The first receiving element, for receiving the ethernet frame that carries control information and/or management information, described Point-to-Point Protocol over Ethernet session identification;
The first transmitting element, is mapped to the payload section of transport network frame, and sends described transport network frame to the optical port corresponding with described Point-to-Point Protocol over Ethernet session for just described ethernet frame.
A kind of transport network node, described transport network node is with another transport network node by being connected by communication mode, and described transport network node comprises:
System control module, for setting up Point-to-Point Protocol over Ethernet session, obtains the mark of described Point-to-Point Protocol over Ethernet session, and described Point-to-Point Protocol over Ethernet session establishment is between described another transport network node and described transport network node; Control information to be transmitted and/or management information are packaged into internetwork protocol message; Described internetwork protocol message is packaged into point-to-point protocol frame; Described point-to-point protocol frame is packaged into Point-to-Point Protocol over Ethernet frame, and described Point-to-Point Protocol over Ethernet frame carries the mark of described Point-to-Point Protocol over Ethernet session; Described Point-to-Point Protocol over Ethernet frame is packaged into ethernet frame, and sends described ethernet frame;
Ethernet service module, for obtaining the optical port of described transport network node and the corresponding relation of the Point-to-Point Protocol over Ethernet session that described system control module is set up; Receive the ethernet frame that described system control module sends; Described ethernet frame is mapped to the payload section of transport network frame, and sends described transport network frame to the optical port corresponding with described Point-to-Point Protocol over Ethernet session;
Optical port, for sending described transport network frame to described another transport network node.
Can be found out by technique scheme, in embodiments of the present invention, control information to be transmitted and/or management information are packaged into Ethernet service, and set up Point-to-Point Protocol over Ethernet session between the node of transport network, realize the simulation of Ethernet point-to-point link; Based on the Ethernet point-to-point link of simulation, communicating control information and/or management information between node, both can meet the requirement to bandwidth of communicating control information and/or management information, and also reduce the risk of communication between devices docking simultaneously, and met its requirement to reliability.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention and technical scheme of the prior art, to the accompanying drawing of required use in embodiment and description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the overhead area schematic diagram of the SDH (Synchronous Digital Hierarchy) frame that provides of prior art;
Fig. 2 is the implementation method flow chart that a kind of information of the embodiment of the present invention one transmits;
Fig. 3 is the networking structure schematic diagram of a kind of transport network of the embodiment of the present invention two;
Fig. 4 is a kind of system control module structural representation of the embodiment of the present invention three;
Fig. 5 is a kind of system control module structural representation of the embodiment of the present invention four;
Fig. 6 is a kind of Ethernet service modular structure schematic diagram of the embodiment of the present invention five;
Fig. 7 is a kind of transport network node structure schematic diagram of the embodiment of the present invention six.
Embodiment
Implementation method, module and transport network node that the embodiment of the present invention provides a kind of information to transmit, between the node of transport network, set up Point-to-Point Protocol over Ethernet session, control information and/or management information are packaged into Ethernet service, with the load mode of Ethernet service, communicating control information and/or management information between node.
Below, by specific embodiment, be elaborated respectively.
In a transport network node, conventionally all comprise the module of three types: have system control ability system control module, there is the Ethernet service module of Ethernet service disposal ability and there is the line module etc. of optical signal transceiver ability.
Under the concrete application scenarios of one, the above-mentioned system control module with system control ability can be: system control card (SCC, System Control Card,), the above-mentioned Ethernet service module with Ethernet service disposal ability can be: Ethernet (ETH, Enternet) data module, the above-mentioned line module with optical signal transceiver ability can be: SDH line module.
For ease of describing explanation, in embodiments of the present invention, Ethernet service module that can be take the system control module in transport network node with system control function as SCC, have an Ethernet service disposal ability is illustrated as SDH line module as ETH data module, the line module with optical signal transceiver ability.The present invention is not limited to above-mentioned giving an example.
Wherein, on above-mentioned SCC, be typically provided with an ETH port, above-mentioned ETH data module is provided with FE (Fast Enternet, Fast Ethernet) port, after the ETH port of SCC being connected with the Fast Ethernet port of ETH data module with netting twine, ETH data module and SCC can utilize above-mentioned connection to communicate; SDH line module is provided with one or more optical ports (also can be called for short: light mouth), and the optical port of ETH data module and SDH line module can be realized intercommunication by SDH cross-over configuration.Single transport network node is above-mentioned can comprise a SCC, multiple ETH data module and multiple SDH line modules etc.
Embodiment mono-,
The implementation method that information transmits, refers to Fig. 2, and the implementation method that above-mentioned a kind of information transmits can comprise:
210, first node is set up the Point-to-Point Protocol over Ethernet session between Section Point, obtains the corresponding relation of the mark of above-mentioned Point-to-Point Protocol over Ethernet session and the optical port of first node and above-mentioned Point-to-Point Protocol over Ethernet session;
Specifically, first node and Section Point can utilize actual separately MAC (Media AccessControl, media access control) address, or the logic MAC Address of utilizing each self simulation to generate is held consultation, and sets up the Point-to-Point Protocol over Ethernet session between first node and Section Point.
First node, setting up in the process of Point-to-Point Protocol over Ethernet session with Section Point, can obtain the corresponding relation between its optical port and the session of its foundation.For example, under a kind of application scenarios, first node can generate optical port address translation table, above-mentioned optical port address translation table can record Section Point and first node and hold consultation and set up the mac address information of Point-to-Point Protocol over Ethernet session, and first node receives the optical port information of above-mentioned Point-to-Point Protocol over Ethernet session negotiation information, first node can by the way, obtain the optical port of first node and the corresponding relation of above-mentioned Point-to-Point Protocol over Ethernet session.
Under a kind of application scenarios, the information of the optical port address translation table of first node record can comprise: first node receives at least one in the MAC Address of the MAC Address of the optical port information of above-mentioned session negotiation information and first node corresponding to above-mentioned session and Section Point corresponding to above-mentioned session.
In like manner, Section Point also can be based on aforesaid way, sets up its optical port address translation table, obtains the corresponding relation of its optical port and session.
220, control information to be transmitted and/or management information are packaged into internetwork protocol message;
Above-mentioned control information and/or management information can be that first node reception is sent by other node, can be also that first node self generates.Control information at least comprises ASON signaling information, and management information at least comprises the one in following information: node warning information and gateway configuration information.
230, above-mentioned internetwork protocol message is packaged into point-to-point protocol frame;
240, above-mentioned point-to-point protocol frame is packaged into Point-to-Point Protocol over Ethernet frame, above-mentioned Point-to-Point Protocol over Ethernet frame carries the mark of above-mentioned point to point protocol session;
250, above-mentioned Point-to-Point Protocol over Ethernet frame is packaged into ethernet frame;
Wherein, the source MAC that above-mentioned ethernet frame carries is the MAC Address of the first node corresponding with above-mentioned Point-to-Point Protocol over Ethernet session, and the object MAC that above-mentioned ethernet frame carries is the MAC Address of the Section Point corresponding with above-mentioned Point-to-Point Protocol over Ethernet session.
260, above-mentioned ethernet frame is mapped to the payload section of transport network frame, and sends above-mentioned transport network frame by the optical port corresponding with above-mentioned point to point protocol session to Section Point.
Section Point is receiving above-mentioned transport network frame, can, according to the corresponding with it above-mentioned transport network frame of mode demapping, obtain the ethernet frame that it carries, and progressively resolve above-mentioned ethernet frame, obtains its control information of carrying and/or management information.
Can be found out by technique scheme, in the present embodiment, control information to be transmitted and/or management information are packaged into Ethernet service, and set up Point-to-Point Protocol over Ethernet session between the node of transport network, realize the simulation of Ethernet point-to-point link; Based on the Ethernet point-to-point link of simulation, communicating control information and/or management information between node, both can meet the requirement to bandwidth of communicating control information and/or management information, also reduce the risk of communication between devices docking simultaneously, meet its requirement to reliability.
Embodiment bis-,
The implementation method that information transmits, for ease of understanding, this example at least comprises that take each transport network node SCC, ETH data module and three kinds of modules of SDH line module are as example, illustrates the implementation procedure that between transport network node, information transmits.
First, refer to Fig. 3, Fig. 3 is the networking schematic diagram of a kind of transport network of the embodiment of the present invention two, and transport network as shown in Figure 3 comprises: node A, Node B and node C.
Wherein, node A comprises: system control card 110, ETH data module 120, optical port (1,1), optical port (2,1), optical port (3,1), optical port (4,1).Wherein, optical port (1,1) represents that the plate item of the SDH line module of this optical port ownership is No. 1, and the port numbers of this optical port on this SDH line module is No. 1, by that analogy.
Node B comprises: system control card 210, ETH data module 220, optical port (11,1), optical port (12,1), optical port (13,1), optical port (14,1).
Node C comprises: system control card 310, ETH data module 320, optical port (3,2), optical port (3,3).
Node A and Node B have 3 pairs of optical ports interconnected by third party device, form three light paths; Node A and node C have 1 pair of optical port interconnected, form a light path; Between Node B and node C, there is 1 pair of optical port interconnected, form a light path.
Below take node A as reference node, the communication process of description node A and Node B.
The communication process of node A and Node B can comprise: session establishment part and information translator unit.
(1) session establishment part:
PPPoE agreement can connect for simulate PPP in Ethernet, and pppoe session can be divided into discovery stage and session stage.In the discovery stage, communicating pair through consultation, gets the other side's MAC Address, and the MAC Address of holding consultation according to communicating pair generates the mark (SESSIONID) of this pppoe session; At session stage, communicating pair utilizes SESSION ID unique identification pppoe session, corresponding 1 ppp link of each pppoe session.
The system control card 110 of node A can be by the flow process of establishment of standard pppoe session, utilize the MAC Address of ETH port and the SCC of Node B of system control card 110 to carry out pppoe session negotiation, set up pppoe session, and obtain the mark (SESSION ID) of corresponding pppoe session.
Further, because PPPoE agreement is right by the MAC Address of communicating pair is matched to, complete the simulation to ppp link in Ethernet, therefore, the communicating pair of requirement in different pppoe sessions has a side MAC Address difference at least, otherwise will be considered to belong to same pppoe session, corresponding ppp link is also just identical.
The ETH port of the SCC of transport network node is normally unique, to there being a real mac address.If node A only sets up a pppoe session with Node B, node A can utilize its actual MAC Address and Node B to hold consultation, and sets up a pppoe session, forms a ppp link between node A and Node B.
In every light path of node A, all set up a pppoe session for realizing, can be further on the actual ETH port of the system control card 110 of node A, simulate multiple logic ETH ports, make the corresponding logic ETH port of each optical port of node A, and be logic MAC Address of each logic ETH port assignment.Each node in transport network can adopt aforesaid way analog logic ETH port, corresponding assignment logic MAC Address.
Logic MAC Address can be to be that various ways generates by the system control card basis of node.For instance, under a kind of application scenarios, because a logic ETH port is corresponding with an optical port, therefore, for better difference, the logic MAC Address of the logic ETH port corresponding with each optical port, the system control card of node can generate in the mode of the port numbers of its place SDH line module according to plate item+this optical port of the IP address of this node+this optical port place SDH line module.
For example, under a kind of application scenarios, the IP address of node A is: 110.10.10.9, the SCC of node A generation with the logic MAC Address of the corresponding logic ETH port of optical port (1,1) of node A can be: 110.10.10.9.1.1.By that analogy, the IP address of supposing Node B is: 110.10.10.19, the IP address of node C is: 110.10.10.99, the logic MAC Address of the logic ETH port corresponding with each optical port of node A, Node B, node C can table 1 shown in, but be not limited to this:
Table 1
| Optical port | Logic MAC Address | Optical port | Logic MAC Address |
| Optical port (1,1) | 110.10.10.9.1.1 | Optical port (2,1) | 110.10.10.9.2.1 |
| Optical port (3,1) | 110.10.10.9.3.1 | Optical port (4,1) | 110.10.10.9.4.1 |
| Optical port (11,1) | 110.10.10.19.11.1 | Optical port (12,1) | 110.10.10.19.12.1 |
| Optical port (13,1) | 110.10.10.19.13.1 | Optical port (14,1) | 110.10.10.19.14.1 |
| Optical port (3,2) | 110.10.10.99.3.2 | Optical port (3,3) | 110.10.10.99.3.3 |
Further, optical port and logic ETH port can also be carried out to the territory division of VLAN, the optical port of mutual correspondence and logic ETH port are divided in same territory, distribute identical VLAN ID (VLAN ID), realize the mutual correspondence of logic ETH port, logic MAC Address, VLAN ID and optical port.The SCC of node can adopt various ways to generate VLAN ID, for instance, under a kind of application scenarios, SCC can be according to the plate item of optical port place SDH line module, and the port numbers of this optical port on this SDH line module, generate the VLAN ID corresponding with this optical port.
The system control card of each node is in the time sending ethernet frame to Ethernet data module, can in the field of ethernet frame, add the VLAN ID corresponding with the source MAC of this ethernet frame, Ethernet data module can be known the optical port information corresponding with VLAN ID.
Specifically, the logic MAC Address that the system control card 110 of node A can utilize the logic MAC Address of generation and the system control card 210 of Node B to generate is carried out pppoe session negotiation, and then can corresponding node A and Node B between every light path all set up 1 pppoe session, and the mark (SESSION ID) that obtains respectively each pppoe session is carried out this session of unique identification.
The ETH data module 120 of node A can generate optical port address translation table, above-mentioned optical port address translation table can record the system control card 110 of node A and the system control card 210 of Node B and hold consultation and set up the mac address information of session, and node A receives the optical port information of above-mentioned session negotiation information.The ETH data module of node A can by the way, obtain the corresponding relation of the optical port of node A and the session of above-mentioned foundation.
Under a kind of application scenarios, the information of optical port address translation table that the ETH data module 120 of node A generates record can comprise: node A receives the optical port information of the negotiation information of above-mentioned session, and in the mac address information of the mac address information of node A corresponding to above-mentioned session and Node B corresponding to above-mentioned session at least one etc.
Same, the ETH data module 220 of Node B also can be based on aforesaid way, sets up its optical port address translation table, obtains the corresponding relation of its optical port and session.
For instance, under a kind of application scenarios, the logic MAC Address that the system control card 110 of node A carries out pppoe session negotiation is 110.10.10.9.1.1, and this logic MAC Address is corresponding to the optical port (1,1) of node A; The logic MAC Address that the system control card 210 of Node B carries out pppoe session negotiation is 110.10.10.19.11.1, and this logic MAC Address is corresponding to the optical port (11,1) of Node B.After pppoe session is set up, node A and Node B obtain respectively the mark (SESSION ID) of this pppoe session, the mark of this pppoe session generates based on MAC Address 110.10.10.9.1.1 and 110.10.10.19.11.1, can be used for this session of unique identification.
The system control card 110 of node A can consult to set up 3 pppoe sessions with the system control card of Node B 210, can be respectively: utilize the port (1 with node A, 1) corresponding logic MAC Address 110.10.10.9.1.1 and with the port (11 of Node B, 1) pppoe session that corresponding logic MAC Address 110.10.10.19.11.1 consults to set up is (for ease of citation, below by this session referred to as first pppoe session), utilize the port (2 with node A, 1) corresponding logic MAC Address 110.10.10.9.2.1 and with the port (12 of Node B, 1) corresponding logic MAC Address 110.10.10.19.12.1 consults the pppoe session of setting up, and the port (3 of utilization and node A, 1) corresponding logic MAC Address 110.10.10.9.3.1 and with the port (13 of Node B, 1) corresponding logic MAC Address 110.10.10.19.13.1 consults the pppoe session of setting up.Adopt said method, make can consult to set up a pppoe session in every light path of node A and Node B, between node A and Node B, can set up three ppp links.
By that analogy, the system control card 110 of node A and the system control card 310 of node C can consult to set up 1 pppoe session,: utilize the optical port (4 with node A, 1) corresponding logic MAC Address 110.10.10.9.4.1 and consult the pppoe session of setting up with logic MAC Address 110.10.10.99.3.2 corresponding to the optical port (3,2) of node C.The system control card 210 of Node B and the system control card 310 of node C also can negotiate a pppoe session,: utilize the optical port (14 with Node B, 1) corresponding logic MAC Address 110.10.10.19.14.1 and consult the pppoe session of setting up with logic MAC Address 110.10.10.99.3.3 corresponding to the optical port (3,3) of node C.
By the process of establishing of above-mentioned session, each node can be known the logic MAC Address of peer node, and the corresponding relation of this logic MAC Address and optical port, generates corresponding optical port address translation table.
For example, after above-mentioned pppoe session has been set up, the optical port address translation table that the ETH data module 120 of node A generates can be as shown in table 2, but be not limited to this:
Table 2
| Optical port | Source MAC | Target MAC (Media Access Control) address |
| Optical port (1,1) | 110.10.10.9.1.1 | 110.10.10.19.11.1 |
| Optical port (2,1) | 110.10.10.9.2.1 | 110.10.10.19.12.1 |
| Optical port (3,1) | 110.10.10.9.3.1 | 110.10.10.19.13.1 |
| Optical port (4,1) | 110.10.10.9.4.1 | 110.10.10.99.3.2 |
As shown in table 2, in the time that the ETH of node A data module 120 receives the ethernet frame that system control card 110 sends, the source MAC address information that ETH data module 120 can be carried according to above-mentioned ethernet frame or target MAC (Media Access Control) address information, determine corresponding optical port with it.
(2) information translator unit:
The first pppoe session based on above-mentioned with node A, is example to Node B transmission information below, introduces the system control card 110 of node A and the process of ETH data module 120 data processings.
The processing procedure of the system control card 110 of node A can be as follows:
Control information to be transmitted and/or management information are packaged into Internet protocol (IP, Internet Protocol) message by system control card 110;
Above-mentioned control information and/or management information can be that node A reception is sent by other node, can be also that node A self generates.Control information at least comprises ASON signaling information, and management information at least comprises the one in following information: node warning information and gateway configuration information.
Above-mentioned internetwork protocol message is packaged into point-to-point protocol frame by system control card 110;
Above-mentioned point-to-point protocol frame is packaged into Point-to-Point Protocol over Ethernet frame by system control card 110, and above-mentioned Point-to-Point Protocol over Ethernet frame carries the mark (SESSION ID) of the first pppoe session;
Above-mentioned Point-to-Point Protocol over Ethernet frame is packaged into ethernet frame by system control card 110, and above-mentioned ethernet frame is sent to the ETH data module 120 being attached thereto.
The source MAC that above-mentioned ethernet frame carries is: 110.10.10.9.1.1, and target MAC (Media Access Control) address is: 110.10.10.19.11.1, can also carry the VLAN ID corresponding with above-mentioned source MAC etc.
The first pppoe session that the source MAC that above-mentioned ethernet frame carries and target MAC (Media Access Control) address are corresponding and above-mentioned.
The processing procedure of the Ethernet data module 120 of node A can be as follows:
The ethernet frame that Ethernet data module 120 receiving system control cards 110 send;
Above-mentioned ethernet frame carries the mark of control information and/or management information and the first pppoe session;
The ethernet frame that Ethernet data module 120 receives by parsing, knows at least one of following information: the VLAN ID that the target MAC (Media Access Control) address that the source MAC that above-mentioned ethernet frame carries, above-mentioned ethernet frame carry, above-mentioned ethernet frame carry etc.
Because Ethernet data module 120 has before obtained the first pppoe session and optical port (1,1) corresponding relation, when Ethernet data module 120 is by resolving above-mentioned ethernet frame, know after the mac address information that above-mentioned ethernet frame carries, just can determine corresponding with it optical port (1,1) according to above-mentioned mac address information.
If above-mentioned ethernet frame carries VLAN ID, the VLAN ID that Ethernet data module 120 can be carried ethernet frame peels off removal.
Ethernet data module 120 is mapped to above-mentioned ethernet frame the payload section of transport network frame, and sends above-mentioned transport network frame to the optical port corresponding with above-mentioned pppoe session.
Above-mentioned transport network frame can be SDH frame, or OTN frame, or the transport network frame of other form.
Ethernet data module 120 can first be mapped to ethernet frame in general purpose discipline mapping frame (gfp frame), then gfp frame is mapped to the payload section of transport network frame, and sends this transport network frame to the optical port corresponding with pppoe session.
Corresponding SDH line module receives after above-mentioned transport network frame, by corresponding light path, sends it to Node B.For third party device, the business of transport network frame payload section carrying is transparent transmission, and therefore, control information and/or management information can be passed through third party device, arrive Node B, reduce greatly the risk of inter-node communication docking.
Control information to be transmitted and/or management information are packaged into Ethernet service and transmit, according to service needed, can carry out the flexible dispatching of transmission bandwidth, meet the requirement of transmission bandwidth.
Accordingly, the first pppoe session based on above-mentioned with Node B below, receiving node A transmission information is example, introduces the ETH data module 220 of Node B and the process of system control card 210 data processings.
The processing procedure of the Ethernet data module 220 of Node B can be as follows:
The transport network frame that Ethernet data module 220 sends from corresponding light port (11,1) receiving node A;
The transport network frame that Ethernet data module 220 demappings receive, obtains the ethernet frame that has carried control information and/or management information;
Ethernet data module 220 sends above-mentioned ethernet frame to system control card 210.
The processing procedure of the system control card 210 of Node B can be as follows:
System control card 210 receives the ethernet frame that carries control information and/or management information that Ethernet data module 220 sends;
Above-mentioned ethernet frame is resolved to Point-to-Point Protocol over Ethernet frame by system control card 210, and above-mentioned Point-to-Point Protocol over Ethernet frame carries the mark (SESSION ID) of the first pppoe session;
Above-mentioned Point-to-Point Protocol over Ethernet frame is resolved to point-to-point protocol frame by system control card 210;
Above-mentioned point-to-point protocol frame is resolved to internetwork protocol message by system control card 210;
System control card 210 is resolved above-mentioned internetwork protocol message, obtains control information and/or management information.
By above-mentioned flow process, can realize the load mode with Ethernet service, communicating control information and/or management information between node.
Above-mentionedly describe to Node B transmission information as example by the first pppoe session take node A, node A also can also send information to Node B or node C by other sessions of its foundation certainly.
Be understandable that, above-mentioned flow process describes to Node B transmission information as example take node A, certainly Node B or node C also can adopt same way with it, send information to node A, and node A can adopt identical with it mode to receive the information sending with processing node B or node C.
Can be found out by technique scheme, in the present embodiment, control information to be transmitted and/or management information are packaged into Ethernet service, and between the node of transport network, set up Point-to-Point Protocol over Ethernet session, realize the simulation of Ethernet point-to-point link, based on the Ethernet point-to-point link of simulation, communicating control information and/or management information between node, both can meet the requirement to bandwidth of communicating control information and/or management information, also the risk that has reduced communication between devices docking, meets its requirement to reliability simultaneously.
Further, communicating pair can be simulated and be generated multiple logic MCA address, utilize the multiple logic MAC Address that generate to carry out session negotiation, can between two nodes, set up multiple Point-to-Point Protocol over Ethernet sessions, form many ppp links, reliability and flexibility that further raising information transmits.
Embodiment tri-,
A kind of system control module, referring to Fig. 4, is a kind of system control module structural representation of the embodiment of the present invention three, and the system control module of the present embodiment can comprise:
Session establishment unit 410, for setting up Point-to-Point Protocol over Ethernet session, obtains the mark of above-mentioned Point-to-Point Protocol over Ethernet session, and above-mentioned Point-to-Point Protocol over Ethernet session establishment is between Section Point and the first node at said system control module place.
Specifically, session establishment unit 410 can utilize the session negotiation of MAC Address initiation and Section Point, and then between first node and Section Point, set up Point-to-Point Protocol over Ethernet session, form ppp link, and obtain the information such as the MAC Address of Section Point and the mark of above-mentioned session.
Internet protocol unit 420, for being packaged into internetwork protocol message by control information to be transmitted and/or management information.
Wherein, the control information that Internet protocol unit 420 encapsulates and/or management information can be that first node reception is sent by other nodes, can be also that first node self generates.Control information at least comprises ASON signaling information, and management information at least comprises the one in following information: node warning information and gateway configuration information.
Point-to-point protocol unit 430, for being packaged into point-to-point protocol frame by above-mentioned internetwork protocol message.
Point-to-Point Protocol over Ethernet unit 440, for above-mentioned point-to-point protocol frame is packaged into Point-to-Point Protocol over Ethernet frame, above-mentioned Point-to-Point Protocol over Ethernet frame carries above-mentioned Point-to-Point Protocol over Ethernet session identification.
Ethernet transmitting element 450, for above-mentioned Point-to-Point Protocol over Ethernet frame is packaged into ethernet frame, and can send above-mentioned ethernet frame to being attached thereto the Ethernet data module connecing.
Under a kind of application scenarios, above-mentioned Ethernet transmitting element 450 can pass through ethernet port, sends above-mentioned ethernet frame to the Ethernet service module on first node with Ethernet service disposal ability.Above-mentioned Ethernet service module can be mapped to the ethernet frame receiving the payload section of transport network frame, and sends above-mentioned transport network frame by the optical port corresponding with above-mentioned Point-to-Point Protocol over Ethernet session to Section Point.
Further, said system control module can also comprise:
Scalar/vector 460, for generating one or more logic MAC Address.
Under a kind of application scenarios, for set up multiple pppoe sessions between first node and Section Point, scalar/vector 460 can simulate multiple logic ETH ports on the actual ETH port of the system control module of first node, make the corresponding logic ETH port of each optical port of first node, and be logic MAC Address of each logic ETH port assignment.
Scalar/vector 460 can adopt the concrete generation of various ways.For instance, under a kind of application scenarios, because a logic ETH port is corresponding with an optical port, therefore, for better difference, the logic MAC Address of the logic ETH port corresponding with each optical port, scalar/vector 460 can be according to plate item+this optical port of SDH line module under the IP address of first node+this optical port the mode formation logic MAC Address in the port numbers of its place SDH line module.
Session establishment unit 410 specifically can be for, one or more logic MAC Address of utilizing scalar/vector 460 to generate, set up the one or more Point-to-Point Protocol over Ethernet sessions corresponding with above-mentioned logic MAC Address, obtain the mark of above-mentioned one or more Point-to-Point Protocol over Ethernet sessions.
If logic-based MAC Address is set up point to point protocol session, the source MAC that the ethernet frame that above-mentioned Ethernet transmitting element 450 encapsulates carries, for the logic MAC Address of first node corresponding to above-mentioned point to point protocol session, stating the target MAC (Media Access Control) address that ethernet frame that Ethernet transmitting element 450 encapsulates carries, is the MAC Address of Section Point corresponding to above-mentioned point to point protocol session.
Further, said system control module can also comprise:
Mark generation unit 470, for generating one or more VLAN IDs corresponding to each logic MAC Address that generate with scalar/vector 460.
The ethernet frame that Ethernet transmitting element 450 encapsulates can also carry the VLAN ID corresponding with source MAC.
Be understandable that, system control module described in the present embodiment is the module in transport network node with system control function, for instance, under a kind of application scenarios, described in the present embodiment, system control module can be the SCC as described in embodiment bis-, function described in the modules of described system control module, can be according to the method specific implementation described in embodiment bis-, and its implementation procedure can be with reference to the associated description in embodiment bis-.
Embodiment tetra-,
A kind of control module, referring to Fig. 5, is a kind of control module structural representation of the embodiment of the present invention four, and the control module of the present embodiment can comprise:
Session establishment unit 510, for setting up Point-to-Point Protocol over Ethernet session, obtains the mark of above-mentioned Point-to-Point Protocol over Ethernet session, and above-mentioned Point-to-Point Protocol over Ethernet session establishment is between first node and the Section Point at system control module place.
Specifically, session establishment unit 510 can utilize MAC Address and destination node to carry out session negotiation, and then between first node and Section Point, set up Point-to-Point Protocol over Ethernet session, form ppp link, and obtain the information such as the MAC Address of first node and the mark of session.
Receiving element 520, for receiving ethernet frame, above-mentioned ethernet frame carries control information and/or management information, and the mark of above-mentioned Point-to-Point Protocol over Ethernet session.
Under a kind of application scenarios, in Section Point, there is the Ethernet service module of Ethernet service disposal ability, receive transport network frame from optical port, by the above-mentioned transport network frame of demapping, obtain the ethernet frame of its carrying, and above-mentioned ethernet frame is sent to the system control module of Section Point.Receiving element 520 can receive above-mentioned ethernet frame from the ethernet port of Section Point system control module.
Ethernet frame resolution unit 530, resolves to Point-to-Point Protocol over Ethernet frame for the ethernet frame that receiving element 520 is received.
Point-to-Point Protocol over Ethernet frame resolution unit 540, resolves to point-to-point protocol frame for the Point-to-Point Protocol over Ethernet frame that ethernet frame resolution unit 530 is parsed.
Point-to-point protocol frame resolution unit 550, resolves to internetwork protocol message for the point-to-point protocol frame that Point-to-Point Protocol over Ethernet frame resolution unit 540 is parsed.
Internetwork protocol message resolution unit 560, the internetwork protocol message parsing for resolving point-to-point protocol frame resolution unit 550, obtains control information and/or management information.
Be understandable that, system control module described in the present embodiment is the module in transport network node with system control function, for instance, under a kind of application scenarios, described in the present embodiment, system control module can be the SCC as described in embodiment bis-, function described in the modules of described system control module, can be according to the method specific implementation described in embodiment bis-, and its implementation procedure can be with reference to the associated description in embodiment bis-.
Embodiment five,
A kind of Ethernet service module, referring to Fig. 6, is a kind of Ethernet service modular structure schematic diagram of the embodiment of the present invention five, and the Ethernet service module of the present embodiment can comprise:
Information acquisition unit 610, for obtaining the optical port of first node and the corresponding relation of Point-to-Point Protocol over Ethernet session at Ethernet service module place, above-mentioned Point-to-Point Protocol over Ethernet session establishment is between first node and Section Point
Under a kind of application scenarios, the relation of first node Ethernet service module obtains unit 610 can generate optical port address translation table, above-mentioned optical port address translation table can record the system control module of first node and the system control module of Section Point and hold consultation and set up the mac address information of session, and first node receives the optical port information of the negotiation information of above-mentioned session.The acquisition unit 610 of first node can by the way, obtain the corresponding relation of the optical port of first node and the session of above-mentioned foundation.
Under a kind of application scenarios, the information that the relation of first node obtains the optical port address translation table record that unit 610 generates can comprise: first node receives the optical port information of the negotiation information of above-mentioned session, and in the mac address information of the mac address information of first node corresponding to above-mentioned session and Section Point corresponding to above-mentioned session at least one etc.
The first receiving element 620, for receiving the ethernet frame that carries control information and/or management information, above-mentioned Point-to-Point Protocol over Ethernet session identification.
Wherein, the source MAC that above-mentioned ethernet frame carries is the MAC Address of the first node corresponding with above-mentioned Point-to-Point Protocol over Ethernet session, and the target MAC (Media Access Control) address that above-mentioned ethernet frame carries is the MAC Address of the Section Point corresponding with above-mentioned Point-to-Point Protocol over Ethernet session.
The first transmitting element 630, for above-mentioned ethernet frame being mapped to the payload section of transport network frame, and sends above-mentioned transport network frame to the optical port corresponding with above-mentioned Point-to-Point Protocol over Ethernet session.
Further, above-mentioned Ethernet service module can also comprise:
The second receiving element 640, receives transport network frame for the optical port from first node.
Specifically, the second receiver module 640 can pass through cross board, receives transport network frame from the optical port of the SDH line module of first node.
Demapping unit 650, the transport network frame receiving for demapping the second receiver module 640, obtains the ethernet frame that carries control information and/or management information.
The second transmitting element 660, sends the above-mentioned ethernet frame that carries control information and/or management information for the system control module to first node.
Be understandable that, Ethernet service module described in the present embodiment is the module in transport network node with Ethernet service disposal ability, for instance, under a kind of application scenarios, described in the present embodiment, Ethernet service module can be the ETH data module as described in embodiment bis-, described in the present embodiment, system control module can be the SCC as described in embodiment bis-, function described in the modules of described Ethernet service module, can be according to the method specific implementation described in embodiment bis-, its implementation procedure can be with reference to the associated description in embodiment bis-.
Embodiment six,
A kind of transport network node, referring to Fig. 7, is a kind of transport network node structure schematic diagram of the embodiment of the present invention six, and above-mentioned transport network node is with another transport network node by being connected by communication mode, and above-mentioned transport network node can comprise:
System control module 710, for setting up Point-to-Point Protocol over Ethernet session, obtains the mark of above-mentioned Point-to-Point Protocol over Ethernet session, and above-mentioned Point-to-Point Protocol over Ethernet session establishment is between another transport network node and above-mentioned transport network node; Control information to be transmitted and/or management information are packaged into internetwork protocol message; Above-mentioned internetwork protocol message is packaged into point-to-point protocol frame; Above-mentioned point-to-point protocol frame is packaged into Point-to-Point Protocol over Ethernet frame, and above-mentioned Point-to-Point Protocol over Ethernet frame carries the mark of above-mentioned Point-to-Point Protocol over Ethernet session; Above-mentioned Point-to-Point Protocol over Ethernet frame is packaged into ethernet frame, and concurrent serving stated ethernet frame.
Ethernet service module 720, for obtaining the optical port of above-mentioned transport network node and the corresponding relation of the Point-to-Point Protocol over Ethernet session that system control module 710 is set up; The ethernet frame that receiving system control module 710 sends; Above-mentioned ethernet frame is mapped to the payload section of transport network frame, and sends above-mentioned transport network frame to the optical port corresponding with above-mentioned Point-to-Point Protocol over Ethernet session.
Optical port 730, for sending above-mentioned transport network frame to another above-mentioned transport network node.
Above-mentioned optical port 730 is positioned on the line module that above-mentioned network node has optical signal transceiver ability, for example, can be positioned on the SDH line module as described in embodiment bis-.
Above-mentioned Ethernet service module 720 can also be used for, and receives transport network frame from the optical port of above-mentioned network node; The above-mentioned transport network frame of demapping, obtains the ethernet frame that carries control information and/or management information; Send the above-mentioned ethernet frame that carries control information and/or management information to the system control module 710 of above-mentioned network node.
Said system control module 710 can also be used for, the ethernet frame sending for receiving Ethernet service module 720, and above-mentioned ethernet frame carries control information and/or management information, and the mark of Point-to-Point Protocol over Ethernet session; Above-mentioned ethernet frame is resolved to Point-to-Point Protocol over Ethernet frame; Above-mentioned Point-to-Point Protocol over Ethernet frame is resolved to point-to-point protocol frame; Above-mentioned point-to-point protocol frame is resolved to internetwork protocol message; Resolve above-mentioned internetwork protocol message, obtain control information and/or management information.
Be understandable that, the system control module 710 described in the present embodiment can be the system control module as described in embodiment tri-, four; Ethernet service function 720 described in the present embodiment can be the Ethernet service module as described in embodiment five.
Be understandable that, the function described in the present embodiment described in the modules of transport network node, can be according to the method specific implementation described in embodiment bis-, and its implementation procedure can be with reference to the associated description in embodiment bis-.
Accordingly, the embodiment of the present invention also provides a kind of communication system, and above-mentioned communication system comprises several transport network nodes as described in embodiment six.
It should be noted that, for aforesaid each embodiment of the method, for simple description, therefore it is all expressed as to a series of combination of actions, but those skilled in the art should know, the present invention is not subject to the restriction of described sequence of movement, because according to the present invention, some step can adopt other order or carry out simultaneously.Secondly, those skilled in the art also should know, the embodiment described in specification all belongs to preferred embodiment, and related action and module might not be that the present invention is necessary.
In the above-described embodiments, the description of each embodiment is all emphasized particularly on different fields, in certain embodiment, there is no the part of detailed description, can be referring to the associated description of other embodiment.
In sum, in the technical scheme adopting in the embodiment of the present invention, control information to be transmitted and/or management information are packaged into Ethernet service, and between the node of transport network, set up Point-to-Point Protocol over Ethernet session, realize the simulation of Ethernet point-to-point link, based on the Ethernet point-to-point link of simulation, communicating control information and/or management information between node, both can meet the requirement to bandwidth of communicating control information and/or management information, also the risk that has reduced communication between devices docking, meets its requirement to reliability simultaneously.
Further, communicating pair can be simulated and be generated multiple logic MCA address, utilize the multiple logic MAC Address that generate to carry out session negotiation, can between two nodes, set up multiple Point-to-Point Protocol over Ethernet sessions, form many ppp links, reliability and flexibility that further raising information transmits.
One of ordinary skill in the art will appreciate that all or part of step in the whole bag of tricks of above-described embodiment is can carry out the hardware that instruction is relevant by program to complete, this program can be stored in a computer-readable recording medium, and storage medium can comprise: ROM, RAM, disk or CD etc.
Implementation method, module and transport network node that a kind of the information above embodiment of the present invention being provided transmits are described in detail, applied specific case herein principle of the present invention and execution mode are set forth, the explanation of above embodiment is just for helping to understand method of the present invention and core concept thereof; , for one of ordinary skill in the art, according to thought of the present invention, all will change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention meanwhile.
Claims (9)
1. the implementation method that information transmits, is characterized in that, comprising:
First node is set up the Point-to-Point Protocol over Ethernet session between Section Point, obtains the corresponding relation of the mark of described Point-to-Point Protocol over Ethernet session and the optical port of described first node and described Point-to-Point Protocol over Ethernet session;
Control information to be transmitted and/or management information are packaged into internetwork protocol message;
Described internetwork protocol message is packaged into point-to-point protocol frame;
Described point-to-point protocol frame is packaged into Point-to-Point Protocol over Ethernet frame, and described Point-to-Point Protocol over Ethernet frame carries the mark of described Point-to-Point Protocol over Ethernet session;
Described Point-to-Point Protocol over Ethernet frame is packaged into ethernet frame;
Described ethernet frame is mapped to the payload section of transport network frame, and sends described transport network frame by the optical port corresponding with described Point-to-Point Protocol over Ethernet session to described Section Point;
Wherein, described method also comprises:
Described first node generates one or more media access control MAC Address;
Described first node is set up the Point-to-Point Protocol over Ethernet session between Section Point, obtains the corresponding relation of the mark of described Point-to-Point Protocol over Ethernet session and the optical port of described first node and described Point-to-Point Protocol over Ethernet session, specifically comprises:
Described first node utilizes one or more logic MAC Address of described generation, set up the one or more Point-to-Point Protocol over Ethernet sessions corresponding with described logic MAC Address between Section Point, obtain the corresponding relation of the mark of described one or more Point-to-Point Protocol over Ethernet sessions and the optical port of described one or more Point-to-Point Protocol over Ethernet sessions and described first node.
2. the implementation method that information according to claim 1 transmits, it is characterized in that, described corresponding relation at least comprises the one of following corresponding relation: the MAC Address of described first node that the MAC Address of described Section Point that described one or more Point-to-Point Protocol over Ethernet sessions are corresponding and the corresponding relation of the optical port of described first node, described one or more Point-to-Point Protocol over Ethernet sessions are corresponding and the corresponding relation of the optical port of described first node.
3. the implementation method that information transmits, is characterized in that, comprising:
System control module is set up Point-to-Point Protocol over Ethernet session, obtain the mark of described Point-to-Point Protocol over Ethernet session, described Point-to-Point Protocol over Ethernet session establishment is between Section Point and the first node at described system control module place, wherein, the optical port of described first node and described Point-to-Point Protocol over Ethernet session have corresponding relation;
Control information to be transmitted and/or management information are packaged into internetwork protocol message;
Described internetwork protocol message is packaged into point-to-point protocol frame;
Described point-to-point protocol frame is packaged into Point-to-Point Protocol over Ethernet frame, and described Point-to-Point Protocol over Ethernet frame carries the mark of described Point-to-Point Protocol over Ethernet session;
Described Point-to-Point Protocol over Ethernet frame is packaged into ethernet frame, and send described ethernet frame, so that the Ethernet service module in described first node obtains the optical port of described first node and the corresponding relation of Point-to-Point Protocol over Ethernet session, receive the ethernet frame that described system control module sends, described ethernet frame is mapped to the payload section of transport network frame, and sends described transport network frame to the optical port corresponding with described Point-to-Point Protocol over Ethernet session;
Wherein, described method also comprises: described system control module generates one or more logic MAC Address;
Described system control module is set up Point-to-Point Protocol over Ethernet session, obtains the mark of described Point-to-Point Protocol over Ethernet session, specifically comprises:
Described system control module utilizes one or more logic MAC Address of described generation, sets up the one or more Point-to-Point Protocol over Ethernet sessions corresponding with described logic MAC Address, obtains the mark of described one or more Point-to-Point Protocol over Ethernet sessions.
4. the implementation method that information transmits, is characterized in that, comprising:
Ethernet service module obtains the optical port of first node and the corresponding relation of Point-to-Point Protocol over Ethernet session at its place, described Point-to-Point Protocol over Ethernet session establishment is between described first node and Section Point, wherein, described Point-to-Point Protocol over Ethernet session logic-based MAC Address consults to set up;
The ethernet frame of control information and/or management information, described Point-to-Point Protocol over Ethernet session identification is carried in reception;
Described ethernet frame is mapped to the payload section of transport network frame, and sends described transport network frame to the optical port corresponding with described Point-to-Point Protocol over Ethernet session.
5. the implementation method that information according to claim 4 transmits, is characterized in that, described method also comprises:
Receive transport network frame from the optical port of described first node;
Transport network frame described in demapping, obtains the ethernet frame that carries control information and/or management information;
Described in sending to the system control module of described first node, carry the ethernet frame of control information and/or management information.
6. a system control module, is characterized in that, comprising:
Session establishment unit, be used for setting up Point-to-Point Protocol over Ethernet session, obtain the mark of described Point-to-Point Protocol over Ethernet session, described Point-to-Point Protocol over Ethernet session establishment is between Section Point and the first node at described system control module place, wherein, the optical port of described first node and described Point-to-Point Protocol over Ethernet session have corresponding relation;
Internet protocol unit, for being packaged into internetwork protocol message by control information to be transmitted and/or management information;
Point-to-point protocol unit, for being packaged into point-to-point protocol frame by described internetwork protocol message;
Point-to-Point Protocol over Ethernet unit, for described point-to-point protocol frame is packaged into Point-to-Point Protocol over Ethernet frame, described Point-to-Point Protocol over Ethernet frame carries the mark of described Point-to-Point Protocol over Ethernet session;
Ethernet transmitting element, for described Point-to-Point Protocol over Ethernet frame is packaged into ethernet frame, and send described ethernet frame, so that the Ethernet service module in described first node obtains the optical port of described first node and the corresponding relation of Point-to-Point Protocol over Ethernet session, receive the ethernet frame that described system control module sends; Described ethernet frame is mapped to the payload section of transport network frame, and sends described transport network frame to the optical port corresponding with described Point-to-Point Protocol over Ethernet session;
Wherein, described system control module also comprises:
Scalar/vector, for generating one or more logic MAC Address;
Described session establishment unit specifically for, one or more logic MAC Address of utilizing described scalar/vector to generate, set up the one or more Point-to-Point Protocol over Ethernet sessions corresponding with described logic MAC Address, obtain the mark of described one or more Point-to-Point Protocol over Ethernet sessions.
7. an Ethernet service module, is characterized in that, comprising:
Information acquisition unit, for obtaining the optical port of first node and the corresponding relation of Point-to-Point Protocol over Ethernet session at Ethernet service module place, described Point-to-Point Protocol over Ethernet session establishment is between described first node and Section Point, wherein, described Point-to-Point Protocol over Ethernet session logic-based MAC Address consults to set up;
The first receiving element, for receiving the ethernet frame that carries control information and/or management information, described Point-to-Point Protocol over Ethernet session identification;
The first transmitting element, for described ethernet frame being mapped to the payload section of transport network frame, and sends described transport network frame to the optical port corresponding with described Point-to-Point Protocol over Ethernet session.
8. Ethernet service module according to claim 7, is characterized in that, described Ethernet service module also comprises:
The second receiving element, receives transport network frame for the optical port from described first node;
Demapping unit, for transport network frame described in demapping, obtains the ethernet frame that carries control information and/or management information;
The second sending module, for carrying the ethernet frame of control information and/or management information described in the system control module transmission to described first node.
9. a transport network node, described transport network node, is characterized in that by being connected by communication mode with another transport network node, described transport network node comprises:
System control module, for setting up Point-to-Point Protocol over Ethernet session, obtains the mark of described Point-to-Point Protocol over Ethernet session, and described Point-to-Point Protocol over Ethernet session establishment is between described another transport network node and described transport network node; Control information to be transmitted and/or management information are packaged into internetwork protocol message; Described internetwork protocol message is packaged into point-to-point protocol frame; Described point-to-point protocol frame is packaged into Point-to-Point Protocol over Ethernet frame, and described Point-to-Point Protocol over Ethernet frame carries the mark of described Point-to-Point Protocol over Ethernet session; Described Point-to-Point Protocol over Ethernet frame is packaged into ethernet frame, and sends described ethernet frame;
Ethernet service module, for obtaining the optical port of described transport network node and the corresponding relation of the Point-to-Point Protocol over Ethernet session that described system control module is set up; Receive the ethernet frame that described system control module sends; Described ethernet frame is mapped to the payload section of transport network frame, and sends described transport network frame to the optical port corresponding with described Point-to-Point Protocol over Ethernet session;
Optical port, for sending described transport network frame to described another transport network node;
Wherein, described in state system control module also for, generate one or more logic MAC Address;
Describedly set up Point-to-Point Protocol over Ethernet session, obtain the mark of described Point-to-Point Protocol over Ethernet session, comprise: one or more logic MAC Address of utilizing described generation, set up the one or more Point-to-Point Protocol over Ethernet sessions corresponding with described logic MAC Address, obtain the mark of described one or more Point-to-Point Protocol over Ethernet sessions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910130037.5A CN101854339B (en) | 2009-04-03 | 2009-04-03 | Information transmission implementation method, module and transmission network node |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910130037.5A CN101854339B (en) | 2009-04-03 | 2009-04-03 | Information transmission implementation method, module and transmission network node |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101854339A CN101854339A (en) | 2010-10-06 |
| CN101854339B true CN101854339B (en) | 2014-07-09 |
Family
ID=42805611
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910130037.5A Active CN101854339B (en) | 2009-04-03 | 2009-04-03 | Information transmission implementation method, module and transmission network node |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101854339B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120236757A1 (en) * | 2011-03-14 | 2012-09-20 | Broadcom Corporation | Convergent network topology discovery and mapping |
| WO2014066252A1 (en) * | 2012-10-22 | 2014-05-01 | Huawei Technologies Co, Ltd. | Linked identifiers for multiple domains |
| CN107979784A (en) * | 2017-12-28 | 2018-05-01 | 中国电子科技集团公司第三十四研究所 | A kind of transparent transmission device and transmitting method of duties and webmaster based on ASON |
| CN110582062B (en) * | 2018-05-21 | 2020-12-08 | 华为技术有限公司 | Message sending method and device |
| CN112422447B (en) * | 2020-11-13 | 2022-04-26 | 新华三技术有限公司合肥分公司 | Method and device for selecting member port |
| CN115225585A (en) * | 2021-04-14 | 2022-10-21 | 华为技术有限公司 | DCN message processing method, network equipment and system |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1482806A (en) * | 2002-09-13 | 2004-03-17 | 深圳市中兴通讯股份有限公司 | Method for supporting asymmetrie digital subscriber line access in embedded operating system |
| CN101202735A (en) * | 2006-12-29 | 2008-06-18 | 深圳市同洲电子股份有限公司 | Apparatus and method for establishing PPP link circuit based on TCP/IP protocol |
| CN101365238A (en) * | 2007-08-06 | 2009-02-11 | 华为技术有限公司 | Session converting method and apparatus |
-
2009
- 2009-04-03 CN CN200910130037.5A patent/CN101854339B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1482806A (en) * | 2002-09-13 | 2004-03-17 | 深圳市中兴通讯股份有限公司 | Method for supporting asymmetrie digital subscriber line access in embedded operating system |
| CN101202735A (en) * | 2006-12-29 | 2008-06-18 | 深圳市同洲电子股份有限公司 | Apparatus and method for establishing PPP link circuit based on TCP/IP protocol |
| CN101365238A (en) * | 2007-08-06 | 2009-02-11 | 华为技术有限公司 | Session converting method and apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101854339A (en) | 2010-10-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9699530B2 (en) | Optical architecture and channel plan employing multi-fiber configurations for data center network switching | |
| CN101854339B (en) | Information transmission implementation method, module and transmission network node | |
| EP3169008B1 (en) | Methods and apparatus for a flattened data center network employing wavelength-agnostic endpoints | |
| US9692514B2 (en) | Network node and a method therein enabling a first unit to connect or to be connected ad-hoc to a second unit | |
| CN105122763A (en) | Ethernet signal transmission method, scheduling method and device and system thereof | |
| CN102480358A (en) | Method and apparatus for centralized virtual switch fabric control | |
| CN103828310B (en) | A kind of method of link discovery, system and equipment | |
| JP2011527155A (en) | Link diversity and load balancing across digital and optical express-thru nodes | |
| CN105100020B (en) | Processing method, device and the network equipment of data | |
| US9992160B2 (en) | Optical communication system to automatically configure remote optical nodes | |
| WO2019216735A1 (en) | Improvements in and relating to inter-node channel monitoring | |
| CN103997426A (en) | Method for detecting error sequence of subframe in inverse multiplexing and nodes | |
| CN109787895A (en) | A kind of dual-homing protection method, access node, equipment and communication network | |
| US9172489B2 (en) | Discovery of an adjacent network element within a network data plane | |
| JP2023531823A (en) | Configuration Method, Binding Method, Apparatus, Device, Sending Node, Receiving Node, and Medium | |
| US8724507B2 (en) | System and method for implementing an automatic discovery function in a DWDM network | |
| CN103997371B (en) | Detection method, the device and system of optical signal | |
| CN102843293A (en) | Method for processing message and network element equipment | |
| CN1889396B (en) | Apparatus, System and method for realizing optical monitoring channel information transmission | |
| US20110052190A1 (en) | Discovery of an Adjacent Network Element within a Network Data Plane | |
| CN102801602A (en) | Method and device for realizing internal link flooding | |
| CN103997480B (en) | Optical channel overhead management method and apparatus and optical signal receiving node | |
| CN102833084A (en) | Method and system for realizing circuit emulation service in passive optical network | |
| US10361946B2 (en) | Methods and systems for determining data transport paths through data transport | |
| CN102439917A (en) | Connection building method and device for transponding neighbour-lable switching path |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |