CN105391641A - Message forwarding method and device in private network - Google Patents
Message forwarding method and device in private network Download PDFInfo
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- CN105391641A CN105391641A CN201410447350.2A CN201410447350A CN105391641A CN 105391641 A CN105391641 A CN 105391641A CN 201410447350 A CN201410447350 A CN 201410447350A CN 105391641 A CN105391641 A CN 105391641A
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Abstract
The invention provides a message forwarding method and device in a private network. The method comprises the following steps: receiving a message at one of at least one port in one of partitioned region of the private network; searching a message forwarding table comprising message forwarding record according to a message forwarding address in the message, and obtaining a search result; Determining the partitioned region where a message transmitting port is located when the search results indicate that there is no forwarding address record, matched with the message forwarding address, in the message forwarding table, and carrying out the forwarding of messages to other ports besides the message receiving port in the partitioned region, wherein the ports in the partitioned region are ports which are in a message forwarding relation. The device comprises a message receiving module, a message forwarding table searching module, and a first message forwarding module. The method and device can reduce the processing load of equipment ports in the private network.
Description
Technical field
The present invention relates to communication and computer realm, particularly relate to message forwarding method and device in a kind of dedicated network.
Background technology
PTN (PacketTransportNetwork, Packet Transport Network) unify tranmission techniques based on packet switching, connection-oriented multi-service, in current PTN device institute bearer network, from the message that the pseudo-line side of PW or this locality receive, if MAC can not be hit to be transmitted, can not in territory this message of broadcast transmission, but only to associated direction or port repeat message.
Along with operator requires more and more higher to the service management of network, the network that PTN device carries also demonstrates increasing advantage, as MPLSL2VPN (Multi-ProtocolLabelSwitchingLayer2VirtualPrivateNetwork, the second layer VPN (virtual private network) of multiprotocol label switching), MPLSL3VPN (Multi-ProtocolLabelSwitchingLayer3VirtualPrivateNetwork, the third layer VPN (virtual private network) of multiprotocol label switching).
The networking mode of PTN device has E-LAN (Ethernet multiple spot is to multileaving) business model, E-TREE (Ethernet industry is point-to-multipoint) business model and E-Line (Ethernet point-to-point) business model.For L2VPN, in the process of its E-LAN business model and E-TREE business model, PE equipment can by the study to source MAC, form MAC (MediumAccessController, medium access control) addresses forwarding table, and according to the mac address forwarding table generated, message is tabled look-up transmission processing.Fig. 1, Fig. 2 are respectively E-LAN business model and the E-TREE business model of L2VPN, comprise P (ProviderRouter, supplier's router) equipment, PE (ProviderEdgeRouter, provider edge router) equipment, CE (CustomerEdge, customer network edge) equipment.In the process that message transmits in L2VPN network, be sent to PE device port from P device port.When being searched the outlet less than message by mac address forwarding table, can send a by all outlet ports of copy packet message in whole L2VPN business model inside, add the processing load to the uninterested PE equipment of this message to a certain extent.
Summary of the invention
In view of this, the invention provides message forwarding method and device in a kind of dedicated network.The processing load of the device port in dedicated network can be reduced.
Based on message forwarding method in above-mentioned purpose dedicated network provided by the invention, comprise the steps:
Message described in a port accepts in multiple points of territories of described dedicated network in a point of territory, at least one port;
The message forwarding address carried according to described message is searched and is included the message that message forwards record and transmit, and obtains lookup result;
When described lookup result indicates described message forwarding address to there is not the forwarding address record of coupling in described message is transmitted, determine point territory at described message sending end mouth place, and message described in other port repeat in described point of territory except message sink port;
Port in described point of territory is there is the port that message forwards relation.
Optionally, at least one port described comprises the port of strict point domain model and the port of loose point domain model; Described strict point of domain model only allows port to add a point of territory; Described loose point of domain model allows port to add multiple points of territories.
Optionally, described dedicated network is the network based on Packet Transport Network PTN device; Described message is transmitted as medium access control mac address forwarding table; Described message forwarding address is medium access control MAC Address; The message forwarding address carried according to described message is searched and is included before the message that message forwards record transmits, obtains lookup result, also comprises:
Judge whether described message carries transmit port point territory ID;
When determining that described message carries point territory ID, resolving the source medium access control MAC Address of message, being formed and forwarding record based on the address in the medium access control mac address forwarding table of described point of territory ID;
When determining that described message does not carry point territory ID of transmit port, the acquiescence obtaining a port at least one port described divides territory ID, resolve the transmission address, source of message, formed and forward record based on the address in the medium access control mac address forwarding table of described acquiescence point territory ID.
Optionally, before judging whether described message carries the step of transmit port point territory ID, also comprise:
Judge the classification of a port at least one port described;
When described classification is local port, determine that described message does not carry point territory ID of transmit port;
When described classification is pseudo-line PW side ports, enters and judge whether described message carries the step of transmit port point territory ID.
Optionally, the message forwarding address carried according to described message is searched and is included after the message that message forwards record transmits, obtains lookup result, also comprises:
When described lookup result indicates described message forwarding address to there is the forwarding address record of coupling in described message is transmitted, judge the forwarding port class of port belonging to corresponding forwarding address in described coupling forwarding address record;
When described forwarding port class is local port, to remove in message entrained point territory ID, and in described coupling forwarding address record message described in port repeat belonging to corresponding forwarding address;
When described forwarding port class is pseudo-line PW side ports, message described in port repeat belonging to corresponding forwarding address in described coupling forwarding address record point territory ID carried in reservation message.
Further, the invention provides message transmission device in a kind of dedicated network, comprising:
Message reception module: for message described in a port accepts in a point of territory in multiple points of territories of described dedicated network, at least one port;
Message is transmitted and is searched module: the message forwarding address for carrying according to described message is searched the message including message forwarding record and transmitted, and obtains lookup result;
First message transmitting module: when there is not the forwarding address record of coupling for indicating described message forwarding address when described lookup result in described message is transmitted, determine point territory at described message sending end mouth place, and message described in other port repeat in described point of territory except message sink port;
Port in described point of territory is there is the port that message forwards relation.
Optionally, at least one port described comprises the port of strict point domain model and the port of loose point domain model; Described strict point of domain model only allows port to add a point of territory; Described loose point of domain model allows port to add multiple points of territories.
Optionally, described dedicated network is the network based on Packet Transport Network PTN device; Described message is transmitted as medium access control mac address forwarding table; Described message forwarding address is medium access control MAC Address; Described device also comprises:
Point territory ID carrying status judge module: for judging whether described message carries transmit port point territory ID;
Address based on point territory ID carried forwards record generation module: for when determining that described message carries point territory ID, resolve the source medium access control MAC Address of message, formed and forward record based on the address in the medium access control mac address forwarding table of described point of territory ID;
Address based on receiving port acquiescence point territory ID forwards records generation module: for when determining that described message does not carry point territory ID of transmit port, the acquiescence obtaining a port at least one port described divides territory ID, resolve the transmission address, source of message, formed and forward record based on the address in the medium access control mac address forwarding table of described acquiescence point territory ID.
Optionally, described device also comprises:
Receiving port classification judge module: for judging the classification of a port at least one port described;
Local port receives determination module: for when described classification is local port, determine that described message does not carry point territory ID of transmit port;
Pseudo-line PW side ports receives determination module: during for being pseudo-line PW side ports when described classification, entering and judging whether described message carries the step of transmit port point territory ID.
Optionally, described device also comprises:
Forward port class judge module: when there is the forwarding address record of coupling for indicating described message forwarding address when described lookup result in described message is transmitted, judge the forwarding port class of port belonging to corresponding forwarding address in described coupling forwarding address record;
Local port forwards determination module: for when described forwarding port class is local port, point territory ID entrained by removing in message, and in described coupling forwarding address record message described in port repeat belonging to corresponding forwarding address;
Pseudo-line PW side ports forwards determination module: for when described forwarding port class is pseudo-line PW side ports, message described in port repeat belonging to corresponding forwarding address in described coupling forwarding address record point territory ID carried in reservation message.
As can be seen from above, message forwarding method and device in dedicated network provided by the invention, can when the message received cannot mate message transmit in forwarding address record, only divide message described in other port repeat in territory to message sink port place, reduce the port load in dedicated network.In addition, message forwarding method and device in the dedicated network that the embodiment of the present invention provides, it is the port strictly dividing the port of domain model or loose point domain model by port arrangement, it is strict point domain model by port arrangement higher for security requirement, make important messages cannot be forwarded to the lower port of fail safe, improve the fail safe that message forwards.Simultaneously, message forwarding method and device in the dedicated network that the embodiment of the present invention provides, point territory ID carried in message loses or in non-existent situation, the acquiescence of a message sink port point territory ID can be configured to this message, avoid the interruption that message forwards in network.
Accompanying drawing explanation
Fig. 1 is the E-LAN model schematic of L2VPN;
Fig. 2 is the E-TREE model schematic of L2VPN;
Fig. 3 be the embodiment of the present invention dedicated network in message forwarding method schematic flow sheet;
Fig. 4 is the dedicated network MPLSL2VPN inner port point territory schematic diagram of an embodiment of the present invention;
Fig. 5 be the embodiment of the present invention dedicated network in message transmission device structural representation.
Embodiment
In order to provide effective implementation, the invention provides following embodiment, below in conjunction with Figure of description, the embodiment of the present invention being described.
First the present invention provides message forwarding method in a kind of dedicated network, comprises step as shown in Figure 3:
Step 301: message described in a port accepts at least one port in described dedicated network point of territory;
Step 302: the message forwarding address carried according to described message is searched and included the message that message forwards record and transmit, and obtains lookup result;
Step 303: when described lookup result indicates described message forwarding address to there is not the forwarding address record of coupling in described message is transmitted, determine point territory at described message sending end mouth place, and message described in other port repeat in described point of territory except message sink port;
Port in described point of territory is there is the port that message forwards relation.
As can be seen from above, message forwarding method in dedicated network provided by the invention, when carrying out forwarding in network to the message received, if there is not the forwarding address record of coupling in the message forwarding address of message in described message is transmitted, then can not broadcast described message in network, but only to the direction relevant to described message or port repeat, described message can not be received to the uninterested port of this message, thus reduce the processing load of relevant device.
Port in described point of territory is there is the port that message forwards relation, and that is, described point of territory includes may exist the port that message forwards relation each other; If two ports in dedicated network in no case can exist mutual message forward relation, so these two ports are configured to different point territories respectively.
In some embodiments of the invention, at least one port described comprises the port of strict point domain model and the port of loose point domain model; Described strict point of domain model only allows port to add a point of territory; Described loose point of domain model allows port to add multiple points of territories.
In actual applications, port in dedicated network comprises the port of the port of the high equipment of security requirement and the relatively low equipment of security requirement, the message that some security requirements are higher, as private message etc., the forwarding address that it carries can mate message transmit in forwarding record time, only can to the higher device forwards of described security requirement, can not to the lower device forwards of described security requirement.And for some important business datum message, as private data message, operator may wish only have the higher equipment of security requirement to receive, and the relatively low equipment of security requirement does not receive.
In a particular embodiment, described point of territory specifically needs to comprise security domain, protected field, uneasy universe etc. according to business.Port in security domain and the port in protected field can adopt strict point domain model, and the message that security domain middle port is sent can not be forwarded to uneasy universe; Port in uneasy universe is the lower port of fail safe, loose point domain model can be adopted, if the message that the port accepts in uneasy universe arrives, in message is transmitted, there is not forwarding address record, then this message all may forward portion to the port in security domain or uneasy universe.
In actual applications, port in dedicated network comprises the port of the higher device port of Permission Levels and the lower equipment of Permission Levels, the device port that Permission Levels are higher can be configured to loose point domain model, and the port that Permission Levels are lower can be configured to strict point domain model.
In actual applications, port in dedicated network can be classified according to business contact relation, in this case, can the multiple ports that there is business contact relation be divided in a point of territory, and to can not and point territory that there is business contact relation, other point of territory adopt rigorous model, thus when the forwarding address entrained by message does not exist the forwarding address record of coupling in addresses forwarding table, the message that the port that the port in this point of territory can not receive other point of territory sends.Thus saving device resource, reduce machine utilization better.
In a particular embodiment, a point of territory can comprise the port of loose point domain model and the port of strict point domain model.
In a particular embodiment, a point of territory also only can comprise the port of loose point domain model or the port of strict point domain model.
In some embodiments of the invention, described dedicated network refers to the network based on Packet Transport Network PTN device.
In some embodiments of the invention, described dedicated network is the Virtual Private Network MPLSVPN of multiprotocol label switching system; Described message is transmitted as medium access control mac address forwarding table; The message forwarding address carried according to described message is searched and is included before the message that message forwards record transmits, obtains lookup result, also comprises:
Judge whether described message carries transmit port point territory ID;
When determining that described message carries point territory ID of transmit port, resolving the source medium access control MAC Address of message, forming the medium access control mac address forwarding table based on described transmit port point territory ID;
When determining that described message does not carry point territory ID of transmit port, the acquiescence obtaining a port at least one port described divides territory ID, resolves the transmission address, source of message, forms the medium access control mac address forwarding table based on described acquiescence point territory ID.
In the network based on PIN equipment, PW (PseudoWire) be PE equipment between a point-to-point connection.The port of PE equipment in PW side is PW side ports, and the port of PE equipment and CE equipment connection is local port.If the receiving port of message is local port, illustrate that this message is sent to dedicated network inside from dedicated network outside, now message does not carry a point territory ID, needs to give acquiescence point territory ID to message, sends it to the port in relevant point territory.If the receiving port of message is PW side ports, illustrate that this message sends from dedicated network internal port, at this moment message may carry a point territory ID; Also may because reasons such as point territory ID loss, this message does not carry a point territory ID.
Because above-mentioned situation, in some embodiments of the invention, before judging whether described message carries the step of transmit port point territory ID, also comprise:
Judge the classification of a port at least one port described;
When described classification is local port, determine that described message does not carry point territory ID of transmit port;
When described classification is pseudo-line PW side ports, enters and judge whether described message carries the step of transmit port point territory ID.
In some embodiments of the invention, the message forwarding address carried according to described message is searched and is included after the message that message forwards record transmits, obtains lookup result, also comprises:
When described lookup result indicates described message forwarding address to there is the forwarding address record of coupling in described message is transmitted, judge the forwarding port class of port belonging to corresponding forwarding address in described coupling forwarding address record;
When described forwarding port class is local port, to remove in message entrained point territory ID, and in described coupling forwarding address record message described in port repeat belonging to corresponding forwarding address;
When described forwarding port class is pseudo-line PW side ports, message described in port repeat belonging to corresponding forwarding address in described coupling forwarding address record point territory ID carried in reservation message.
In certain embodiments, according to the annexation of equipment, the PW side ports of PE equipment or the local port of PE equipment can be configured to the port of strict or loose point domain model.
In a kind of specific embodiment of the present invention, dedicated network MPLSL2VPN inner port divides territory schematic diagram as shown in Figure 4.A point territory in this dedicated network comprises two points of territories, its point of territory ID is respectively 401,402, this dedicated network comprises the PE device A be arranged in network, B, C, D, E, also comprise P equipment F and CE device A 1, A2 with PE equipment connection, B1, C1, D1, E1, CE device A 1, A2 and PE device A connect, and CE equipment B 1 is connected with PE equipment B ..., so corresponding.CE device A 1, A2 connect respectively by local port A11, A12 and PE device A, and CE equipment B 1 is connected with PE equipment B by local port B11 ..., so analogize.Each local port adopts strict point domain model, and because PE device A has the local interface that two belong to different point territories, the PW side ports of PE device A adopts loose point domain model, and its point of territory ID is 401,402; The PW side ports of other PE equipment adopts strict point domain model its point of territory ID corresponding with described in port point of territory.
If the acquiescence of the local port A12 of a PE device A point territory ID is 402, then for the message that the local port A12 of PE device A receives, during transmission, carry point territory ID402 of local port A12.If the message that the PW side ports of PE equipment D receives does not carry a point territory ID, and the PW side ports of the acquiescence of the local port of PE equipment D and PE equipment E and PW side ports point territory ID and PE device A and local port A12 are respectively 402, then message is respectively sent portion to the PW side ports of the PW side ports of the local port of PE equipment D, PE equipment E and local port, PE device A and local port A12.
In an embodiment of the present invention, an example of mac address forwarding table is as shown in table 1 below:
| Divide territory ID | Target MAC (Media Access Control) address | Port type | Outbound port index | Out of Memory |
| 101 | 0001.0003.3345.5556 | Local port | 18 | … |
| 102 | 0001.0023.3145.5236 | PW side ports | 20 | … |
When a point of territory ID be 101, port index be 18 the source MAC of message that receives of local port be 0001.0003.3345.5556 time, generate the forwarding address record of " point territory ID is 101, source MAC is 0001.0003.3345.5556, port type is local port, outbound port index be 18 "; When receiving that an entrained point territory ID is 101, target MAC (Media Access Control) address is 0001.0003.3345.5556, message being sent to the local port that outbound port index is 18, and removing point territory ID entrained by message simultaneously.When the source MAC of the message that the PW side ports that outbound port index is 20 receives be 0001.0023.3145.5236, point territory ID that carries be 102 time, generate the forwarding address record of " point territory ID is 102, source MAC is 0001.0023.3145.5236, port type is PW side, outbound port index be 20 "; When receiving that object MAC is 0001.0023.3145.5236, point territory ID that carries is the message of 102, after searching mac address forwarding table, message is sent from the port that outbound port index is 20.
As can be seen from above, message forwarding method in the dedicated network that the embodiment of the present invention provides, be applicable to MPLSL2VPN or MPLSL3VPN based on PTN device, by carrying out a point territory to the port in dedicated network, and divide territory ID accordingly to each port arrangement, make the message that the port accepts in dedicated network arrives, if transmitting according to MAC searches less than forwarding address record, point territory ID that then can carry according to message, this message of other port repeat in corresponding point of territory except message sink port, port in described point of territory is the port each other with transmission of messages relation, can effectively prevent from causing because of the loss of message carry information sending interrupting, also message can be avoided cannot to hit when MAC transmits forward and the processing load of the port that causes loseing interest in all of the port in special contact.In addition, message forwarding method in the dedicated network of the embodiment of the present invention, port in dedicated network is divided into the port of the port of loose point domain model and strict point domain model, allow in dedicated network, mark off point territory such as security domain, uneasy universe, the port of security domain is the port strictly dividing domain model, the port being not suitable for receiving the important messages such as private message is divided into uneasy universe, avoid the port of important information never security domain to reveal like this, improve the fail safe that message in dedicated network forwards.
Further, the invention provides message transmission device in a kind of dedicated network, structure as shown in Figure 5, comprising:
Message reception module: for message described in a port accepts in a point of territory in multiple points of territories of described dedicated network, at least one port;
Message is transmitted and is searched module: the message forwarding address for carrying according to described message is searched the message including message forwarding record and transmitted, and obtains lookup result;
First message transmitting module: when there is not the forwarding address record of coupling for indicating described message forwarding address when described lookup result in described message is transmitted, determine point territory at described message sending end mouth place, and message described in other port repeat in described point of territory except message sink port;
Port in described point of territory is there is the port that message forwards relation.
As can be seen from above, message transmission device in dedicated network provided by the invention, its port can when there is not the forwarding address record of coupling in the message received in message is transmitted, determine point territory at message sending end mouth place, and to message described in other port repeat unexpected of outbound message receiving port in described point of territory, thus reduce a point overseas information processing load to the uninterested port of message.
In some embodiments of the invention, at least one port described comprises the port of strict point domain model and the port of loose point domain model; Described strict point of domain model only allows port to add a point of territory; Described loose point of domain model allows port to add multiple points of territories.
In some embodiments of the invention, described dedicated network is the network based on Packet Transport Network PTN device; Described message is transmitted as medium access control mac address forwarding table; Described message forwarding address is medium access control MAC Address; Described device also comprises:
Point territory ID carrying status judge module: for judging whether described message carries transmit port point territory ID;
Address based on point territory ID carried forwards record generation module: for when determining that described message carries point territory ID, resolve the source medium access control MAC Address of message, formed and forward record based on the address in the medium access control mac address forwarding table of described point of territory ID;
Address based on receiving port acquiescence point territory ID forwards records generation module: for when determining that described message does not carry point territory ID of transmit port, the acquiescence obtaining a port at least one port described divides territory ID, resolve the transmission address, source of message, formed and forward record based on the address in the medium access control mac address forwarding table of described acquiescence point territory ID.
In some embodiments of the invention, described device also comprises:
Receiving port classification judge module: for judging the classification of a port at least one port described;
Local port receives determination module: for when described classification is local port, determine that described message does not carry point territory ID of transmit port;
Pseudo-line PW side ports receives determination module: during for being pseudo-line PW side ports when described classification, entering and judging whether described message carries the step of transmit port point territory ID.
In some embodiments of the invention, described device also comprises:
Forward port class judge module: when there is the forwarding address record of coupling for indicating described message forwarding address when described lookup result in described message is transmitted, judge the forwarding port class of port belonging to corresponding forwarding address in described coupling forwarding address record;
Local port forwards determination module: for when described forwarding port class is local port, point territory ID entrained by removing in message, and in described coupling forwarding address record message described in port repeat belonging to corresponding forwarding address;
Pseudo-line PW side ports forwards determination module: for when described forwarding port class is pseudo-line PW side ports, message described in port repeat belonging to corresponding forwarding address in described coupling forwarding address record point territory ID carried in reservation message.
As can be seen from above, message forwarding method and device in dedicated network provided by the invention, can when the message received cannot mate message transmit in forwarding address record, only divide message described in other port repeat in territory to message sink port place, reduce the port load in dedicated network.In addition, message forwarding method and device in the dedicated network that the embodiment of the present invention provides, it is the port strictly dividing the port of domain model or loose point domain model by port arrangement, it is strict point domain model by port arrangement higher for security requirement, make important messages cannot be forwarded to the lower port of fail safe, improve the fail safe that message forwards.Simultaneously, message forwarding method and device in the dedicated network that the embodiment of the present invention provides, point territory ID carried in message loses or in non-existent situation, the acquiescence of a message sink port point territory ID can be configured to this message, avoid the interruption that message forwards in network.
Should be appreciated that multiple embodiments described by this specification are only for instruction and explanation of the present invention, are not intended to limit the present invention.And when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.
Obviously, those skilled in the art can carry out various change and modification to the present invention and not depart from the spirit and scope of the present invention.Like this, if these amendments of the present invention and modification belong within the scope of the claims in the present invention and equivalent technologies thereof, then the present invention is also intended to comprise these change and modification.
Claims (10)
1. a message forwarding method in dedicated network, is characterized in that, comprises the steps:
Message described in a port accepts in multiple points of territories of described dedicated network in a point of territory, at least one port;
The message forwarding address carried according to described message is searched and is included the message that message forwards record and transmit, and obtains lookup result;
When described lookup result indicates described message forwarding address to there is not the forwarding address record of coupling in described message is transmitted, determine point territory at described message sending end mouth place, and message described in other port repeat in described point of territory except message sink port;
Port in described point of territory is there is the port that message forwards relation.
2. method according to claim 1, is characterized in that, at least one port described comprises the port of strict point domain model and the port of loose point domain model; Described strict point of domain model only allows port to add a point of territory; Described loose point of domain model allows port to add multiple points of territories.
3. method according to claim 1, is characterized in that, described dedicated network is the network based on Packet Transport Network PTN device; Described message is transmitted as medium access control mac address forwarding table; Described message forwarding address is medium access control MAC Address; The message forwarding address carried according to described message is searched and is included before the message that message forwards record transmits, obtains lookup result, also comprises:
Judge whether described message carries transmit port point territory ID;
When determining that described message carries point territory ID, resolving the source medium access control MAC Address of message, being formed and forwarding record based on the address in the medium access control mac address forwarding table of described point of territory ID;
When determining that described message does not carry point territory ID of transmit port, the acquiescence obtaining a port at least one port described divides territory ID, resolve the transmission address, source of message, formed and forward record based on the address in the medium access control mac address forwarding table of described acquiescence point territory ID.
4. method according to claim 3, is characterized in that, before judging whether described message carries the step of transmit port point territory ID, also comprises:
Judge the classification of a port at least one port described;
When described classification is local port, determine that described message does not carry point territory ID of transmit port;
When described classification is pseudo-line PW side ports, enters and judge whether described message carries the step of transmit port point territory ID.
5. method according to claim 3, is characterized in that, the message forwarding address carried according to described message is searched and included after the message that message forwards record transmits, obtains lookup result, also comprises:
When described lookup result indicates described message forwarding address to there is the forwarding address record of coupling in described message is transmitted, judge the forwarding port class of port belonging to corresponding forwarding address in described coupling forwarding address record;
When described forwarding port class is local port, to remove in message entrained point territory ID, and in described coupling forwarding address record message described in port repeat belonging to corresponding forwarding address;
When described forwarding port class is pseudo-line PW side ports, message described in port repeat belonging to corresponding forwarding address in described coupling forwarding address record point territory ID carried in reservation message.
6. a message transmission device in dedicated network, is characterized in that, comprising:
Message reception module: for message described in a port accepts in a point of territory in multiple points of territories of described dedicated network, at least one port;
Message is transmitted and is searched module: the message forwarding address for carrying according to described message is searched the message including message forwarding record and transmitted, and obtains lookup result;
First message transmitting module: when there is not the forwarding address record of coupling for indicating described message forwarding address when described lookup result in described message is transmitted, determine point territory at described message sending end mouth place, and message described in other port repeat in described point of territory except message sink port;
Port in described point of territory is there is the port that message forwards relation.
7. device according to claim 6, is characterized in that, at least one port described comprises the port of strict point domain model and the port of loose point domain model; Described strict point of domain model only allows port to add a point of territory; Described loose point of domain model allows port to add multiple points of territories.
8. device according to claim 6, is characterized in that, described dedicated network is the network based on Packet Transport Network PTN device; Described message is transmitted as medium access control mac address forwarding table; Described message forwarding address is medium access control MAC Address; Described device also comprises:
Point territory ID carrying status judge module: for judging whether described message carries transmit port point territory ID;
Address based on point territory ID carried forwards record generation module: for when determining that described message carries point territory ID, resolve the source medium access control MAC Address of message, formed and forward record based on the address in the medium access control mac address forwarding table of described point of territory ID;
Address based on receiving port acquiescence point territory ID forwards records generation module: for when determining that described message does not carry point territory ID of transmit port, the acquiescence obtaining a port at least one port described divides territory ID, resolve the transmission address, source of message, formed and forward record based on the address in the medium access control mac address forwarding table of described acquiescence point territory ID.
9. device according to claim 8, is characterized in that, described device also comprises:
Receiving port classification judge module: for judging the classification of a port at least one port described;
Local port receives determination module: for when described classification is local port, determine that described message does not carry point territory ID of transmit port;
Pseudo-line PW side ports receives determination module: during for being pseudo-line PW side ports when described classification, entering and judging whether described message carries the step of transmit port point territory ID.
10. device according to claim 8, is characterized in that, described device also comprises:
Forward port class judge module: when there is the forwarding address record of coupling for indicating described message forwarding address when described lookup result in described message is transmitted, judge the forwarding port class of port belonging to corresponding forwarding address in described coupling forwarding address record;
Local port forwards determination module: for when described forwarding port class is local port, point territory ID entrained by removing in message, and in described coupling forwarding address record message described in port repeat belonging to corresponding forwarding address;
Pseudo-line PW side ports forwards determination module: for when described forwarding port class is pseudo-line PW side ports, message described in port repeat belonging to corresponding forwarding address in described coupling forwarding address record point territory ID carried in reservation message.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410447350.2A CN105391641A (en) | 2014-09-03 | 2014-09-03 | Message forwarding method and device in private network |
| PCT/CN2015/072698 WO2016033944A1 (en) | 2014-09-03 | 2015-02-10 | Method and apparatus for forwarding message in private network |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410447350.2A CN105391641A (en) | 2014-09-03 | 2014-09-03 | Message forwarding method and device in private network |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105391641A true CN105391641A (en) | 2016-03-09 |
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| CN201410447350.2A Withdrawn CN105391641A (en) | 2014-09-03 | 2014-09-03 | Message forwarding method and device in private network |
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| CN (1) | CN105391641A (en) |
| WO (1) | WO2016033944A1 (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1878115A (en) * | 2005-06-07 | 2006-12-13 | 中兴通讯股份有限公司 | VPN realizing method |
| CN101702679B (en) * | 2009-11-26 | 2011-11-02 | 福建星网锐捷网络有限公司 | Message processing method and exchange apparatus based on virtual local area network |
| CN103457817A (en) * | 2012-05-30 | 2013-12-18 | 中兴通讯股份有限公司 | PW+L3VPN protection method and system |
| CN103685022A (en) * | 2012-09-17 | 2014-03-26 | 杭州华三通信技术有限公司 | Message forwarding method and service provider network edge equipment |
| CN103685073A (en) * | 2012-09-03 | 2014-03-26 | 中国电信股份有限公司 | Achieving method and system for virtual connection communication protocol, and content switches |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7860112B2 (en) * | 2006-02-07 | 2010-12-28 | Juniper Networks, Inc. | Bi-directional forwarding in ethernet-based service domains over networks |
| CN101924699B (en) * | 2010-08-05 | 2013-01-02 | 福建星网锐捷网络有限公司 | Message forwarding method, system and provider edge equipment |
| CN102185712B (en) * | 2011-04-29 | 2015-10-21 | 中兴通讯股份有限公司 | The reverse method of VPLS network and ethernet ring network and device |
-
2014
- 2014-09-03 CN CN201410447350.2A patent/CN105391641A/en not_active Withdrawn
-
2015
- 2015-02-10 WO PCT/CN2015/072698 patent/WO2016033944A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1878115A (en) * | 2005-06-07 | 2006-12-13 | 中兴通讯股份有限公司 | VPN realizing method |
| CN101702679B (en) * | 2009-11-26 | 2011-11-02 | 福建星网锐捷网络有限公司 | Message processing method and exchange apparatus based on virtual local area network |
| CN103457817A (en) * | 2012-05-30 | 2013-12-18 | 中兴通讯股份有限公司 | PW+L3VPN protection method and system |
| CN103685073A (en) * | 2012-09-03 | 2014-03-26 | 中国电信股份有限公司 | Achieving method and system for virtual connection communication protocol, and content switches |
| CN103685022A (en) * | 2012-09-17 | 2014-03-26 | 杭州华三通信技术有限公司 | Message forwarding method and service provider network edge equipment |
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| Publication number | Publication date |
|---|---|
| WO2016033944A1 (en) | 2016-03-10 |
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