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CN101986617B - Router cross-autonomy region plug and play method - Google Patents

Router cross-autonomy region plug and play method Download PDF

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Publication number
CN101986617B
CN101986617B CN2010105203447A CN201010520344A CN101986617B CN 101986617 B CN101986617 B CN 101986617B CN 2010105203447 A CN2010105203447 A CN 2010105203447A CN 201010520344 A CN201010520344 A CN 201010520344A CN 101986617 B CN101986617 B CN 101986617B
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router
access node
address
routing protocol
maneuvering system
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CN101986617A (en
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陈鹏
孙凌枫
周小健
王蔚旻
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CETC 28 Research Institute
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CETC 28 Research Institute
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Abstract

The invention discloses a router cross-autonomy region plug and play method. The method comprises the following steps of: using an IP unnumbered part: using an unnumbered address on the wide area network interfaces of routers of an access node and a maneuvering system; taking a region-free routing protocol as a transition routing protocol: adding the region-free routing protocol on a maneuvering router and the router of access node; performing routing redistribution by the access node: redistributing the region-free dynamic routing protocol to a sub-region dynamic routing protocol on the router of access node; and performing default route by the maneuvering system: adding a static default route on the maneuvering router. By the method, the maneuvering system can conveniently access any access node or the access node accesses any new maneuvering system, and the two access parts do not need to be subjected to replanning or configuration modification, and the plug and play interconnection is realized.

Description

A kind of router of realizing is striden the method for autonomous area plug and play
Technical field
The present invention relates to a kind of the Internet and attend route technology interconnected between system, specifically a kind of router of realizing is striden the method for autonomous area plug and play.
Background technology
Plug and play technique in the operating system (Plug and Play is called for short PnP) is widely used.Plug and play technique makes the access of various device save a large amount of installation configuration efforts, and the layman also can successfully carry out fitting operation.
In the network technology; During the interconnected use of router, its relatively-stationary planning and configuration numerous and diverse makes the new system of cover that inserts or a cover system motor-driven when transferring to another network route autonomous area from network route autonomous area; Must report step by step; Redistribute, revise the inter-network address between maneuvering system and access node, Routing Protocol between maneuvering system and access node, the regional number of maneuvering system etc. according to subregional planning.Insert complex steps, configuring technical is complicated, and the implementation cycle is long, is not used in very much after the motor-driven transfer of motor driven system and portable system flexibly, access fast.
Summary of the invention
Goal of the invention: technical problem to be solved by this invention is the deficiency to prior art; To having the complexity that motor driven system and portable system router insert new autonomous area method now; Provide a kind of router of realizing to stride the method for autonomous area plug and play; This method makes to stride under the situation of autonomous area and inserts planning again, the configuration that both sides' router can be avoided IP address and area number; The router of implementing this method is ignored the variation of autonomous area, IP address field, the plug and play method that can interconnect after the physics butt joint.
In order to solve the problems of the technologies described above, the invention discloses a kind of router of realizing and stride the method for autonomous area plug and play, comprise with the lower part:
Use is based on there not being numbering inter-network address (IP unnumbered) part: on access node, motor-driven router Wide Area Network interface, use no numbered address, the IP address unnumbered of a loopback address (Loop back address) or fixed interface is tied on the interconnected Wide Area Network interface of participation; The existing network system generally adopts subregional Routing Protocol (such as OSPF) to carry out the subregion autonomy, and the IP address of inter-network all must be distributed unitedly between network node internal lan and node.If need to insert new autonomous area, at first need to give again Wide Area Network interface interconnected between maneuvering system and autonomous area access point to distribute an inter-network IP network section after the motor-driven transfer of system, this address needs two ends to coordinate just can unify configuration synchronously.And the access point router requirement is to insert different maneuvering systems flexibly, and each access all need reconfigure different inter-network addresses, obviously can not satisfy the demand that different maneuvering systems insert flexibly.This method does not have numbering IP address through on the Wide Area Network interface that inserts both sides, using; The IP address unnumbered of certain loopback address (loop back) or other fixed interface is tied on the interconnected Wide Area Network interface of participation, and the new system of the each access of access point end Wide Area Network interface all need redistribute with the different access point of the each access of maneuvering system end, the problem of configuring fixed IP address thereby solved.
To there be regional Routing Protocol as transition Routing Protocol part; On motor-driven router and access node router, increase a kind of dynamic routing protocol that does not have the zone; When difference can't intercommunication in the autonomous area, router interconnected through the said dynamic routing protocol that does not have the zone according to priority; The regional number of each autonomous system internal router (Area X) requirement must be unified, and router is transferred to when working in other autonomous system, must change regional number and the work at present zone coupling of self, and this can not satisfy the demand of plug and play.Keep the Routing Protocol configuration of original subregion constant on motor-driven router and the access point router; Increase the another kind of dynamic routing protocol (such as RIP or EIGRP etc.) that does not have the zone; When such two routers are interconnected; Under can't the situation of intercommunication because of the autonomous area difference, router can not interconnect through the dynamic routing protocol that has the zone according to priority automatically.Do not have the restriction that regional number is divided because there is regional dynamic routing protocol, adopt this quasi-protocol as transition after, the motor driven system inserts any access point or access point inserts any maneuvering system, inserting both sides does not need to plan again and configuration modification.
Access node is implemented route and is redistributed part; On the access node router, will not having regional dynamic routing protocol redistributes in the dynamic routing protocol of subregion; The information bulletin that is about to motor-driven router adding is to whole network; Subregion dynamic routing protocol through the access node router makes all superior node routers learn initiate motor-driven route entry, makes the node in the network learn the routed path that leads to new adding maneuvering system; The routing issue essence of newly-increased maneuvering system is to let maneuvering system know that the route of superior node exists; Data are uploaded through interconnected Wide Area Network interface; Let superior node know the new system that inserted simultaneously, the data that needs sent to this system issue through wide area network.On the access node router, will not having regional dynamic routing protocol redistributes in the dynamic routing protocol of subregion; The information bulletin that is about to motor-driven router adding is to whole network; Subregion dynamic routing protocol through the access node router makes all superior node routers may learn initiate motor-driven route entry, makes the node in the network can learn the routed path that leads to new adding maneuvering system.
Maneuvering system is implemented default route (Default Route) part; On motor-driven router, increase static default route; Be about to all outer data of sending out of maneuvering system; Send on the plug and play interface that when lacking concrete routed path, all points to toward static default route clauses and subclauses, realize that thus router strides the autonomous area plug and play.On motor-driven router, increase static default route; Be about to all outer data of sending out of maneuvering system; Do not send on the plug and play interface that all points to knowing under the situation of concrete routed path toward static default route clauses and subclauses; Thereby make motor-driven router after crossing over the autonomous area, can't obtain under the situation of whole network routing table all outbound datas all to be sent to higher level's access node through the port of appointment.
Among the present invention, said access node realization router is striden the autonomous area plug and play and is comprised five steps:
Judge whether possess fixing loopback ip address on the access node router,, carry out next step then as not possessing the planning configuration of then carrying out this address earlier or only disposing loopback interface; Binding is used in an IP address on this router of address employing of said loopback interface;
Interconnected Wide Area Network interface inter-network adopts the IP address of not having numbering IP address unnumbered loopback interface;
Judge whether access node possesses the subregion dynamic routing protocol, if do not possess then first to this access node configure partition territory dynamic protocol, this agreement of usefulness realizes in this autonomous area and strides the route between the autonomous area;
Judge whether access node possesses no regional dynamic routing protocol; If do not possess then earlier to the no regional dynamic protocol of this access node configuration; When the trans-regional motor-driven back of maneuvering system is inserted; The dynamic routing protocol that adopt not to have the zone is as transition, carries out the exchange of routing iinformation between access node and maneuvering system through this transition protocol;
Route entry that in access node, will not have regional Routing Protocol redistributes in the Routing Protocol of subregion; Be about to the new motor-driven information routing iinformation that inserts and import externally issue in the routing iinformation of autonomous area; After this inside, autonomous area and autonomous area external system receive this route entry, realize the route of new access maneuvering system is sought the footpath.
Among the present invention, said maneuvering system realization router is striden the autonomous area plug and play and is comprised four steps:
Judge whether possess fixing loopback ip address on the motor-driven router,, carry out next step then as not possessing the planning configuration of then carrying out this address earlier or only disposing loopback interface; The address of said loopback interface adopts on this router an IP address to use binding automatically;
Interconnected Wide Area Network interface inter-network adopts the IP address of not having numbering IP address unnumbered loopback interface, uses the IP address of a certain interface on IP address or this router of loopback interface and uses binding;
Judge whether maneuvering system possesses no regional dynamic routing protocol; If do not possess then earlier to the no regional dynamic protocol of this access node configuration; When the trans-regional motor-driven back of maneuvering system is inserted; The dynamic routing protocol that adopt not to have the zone is as transition, carries out the exchange of routing iinformation between maneuvering system and access node through this transition protocol;
Configuring static default route in maneuvering system, with the data of all no routed paths that externally send, the plug and play Wide Area Network interface that all points to static default route sends.
Beneficial effect: the invention solves the maneuvering system router when transferring to behind other autonomous area network insertion; Must report step by step; Redistribute, revise regional number of inter-network address between maneuvering system and access node, Routing Protocol, maneuvering system etc.; It is long to insert complex steps, implementation cycle, is unfavorable for very much the motor-driven back of the system problem of access flexibly.Help maneuvering system and insert any access node or access node and insert any new motor driven system, insert both sides and need not plan again and configuration modification, plug and play interconnected.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the present invention is done specifying further, above-mentioned and/or otherwise advantage of the present invention will become apparent.
Fig. 1 is the flow chart that the present invention strides autonomous area plug and play method access node.
Fig. 2 is the flow chart that the present invention strides autonomous area plug and play method maneuvering system.
Fig. 3 is the network topology sketch map that the present invention uses instance.
Embodiment:
The invention discloses a kind of router of realizing and stride the method for autonomous area plug and play, comprise with the lower part:
Use is based on there not being numbering inter-network address part: on access node, motor-driven router Wide Area Network interface, use no numbered address, the IP address unnumbered of a loopback address or fixed interface is tied on the interconnected Wide Area Network interface of participation;
To there be regional Routing Protocol as transition Routing Protocol part; On motor-driven router and access node router, increase a kind of dynamic routing protocol that does not have the zone; When difference can't intercommunication in the autonomous area, router interconnected through the said dynamic routing protocol that does not have the zone based on priority;
Access node is implemented route and is redistributed part; On the access node router, will not having regional dynamic routing protocol redistributes in the dynamic routing protocol of subregion; The information bulletin that is about to motor-driven router adding is to whole network; Subregion dynamic routing protocol through the access node router makes all superior node routers learn initiate motor-driven route entry, makes the node in the network learn the routed path that leads to new adding maneuvering system;
Maneuvering system is implemented the default route part; On motor-driven router, increase static default route; Be about to all outer data of sending out of maneuvering system; Send on the plug and play interface that when lacking concrete routed path, all points to toward static default route clauses and subclauses, realize that thus router strides the autonomous area plug and play.
Particularly, as shown in Figure 1, access node realization router is striden autonomous area plug and play method flow process and is divided into five steps:
At first judge and whether possess fixing loopback ip address (Loopback) on the access node router; As do not possess the planning configuration that then at first need carry out this address; Or only disposing loopback interface, the specific address of loopback interface adopts automatically that a certain IP uses binding in the address on this router.
Plan is carried out the motor-driven interconnected Wide Area Network interface of plug and play (being called for short the U mouth) and is no longer carried out the planning and the configuration of fixed ip address; Adopt the concrete IP address of not having numbering IP address unnumbered loopback interface, when inserting any maneuvering system, do not need so more interconnected inter-network link to be carried out network segment planning and address configuration.
Judge whether access node possesses the subregion dynamic routing protocol; If do not possess then earlier to this access node configure partition territory dynamic protocol; Realize in this autonomous area and stride the route between the autonomous area with this agreement, access node possess with the one's respective area in the ability of trans-regional route be to realize the precondition of maneuvering system access.
Judge whether access node possesses no regional dynamic routing protocol; If do not possess then earlier to the no regional dynamic protocol of this access node configuration; When the trans-regional motor-driven back of maneuvering system is inserted; Must adopt a kind of dynamic routing protocol that does not have the zone as transition, carry out the exchange of routing iinformation between access node and maneuvering system through this transition protocol.
Route entry that in access node, will not have regional Routing Protocol redistributes in the Routing Protocol of subregion; Be about to the new motor-driven information routing iinformation that inserts and import externally issue in the routing iinformation of autonomous area; After this inside, autonomous area and autonomous area external system receive this route entry, could realize the route of new access maneuvering system is sought the footpath.Be not distributed into no regional Routing Protocol one with the repeating transmission of subregion routing iinformation this moment is to import simple protocol rear path attribute for fear of complex protocol to keep imperfect, has also avoided two kinds of route circulations that the mutual repeating transmission of agreement may cause on the other hand.
As shown in Figure 2, maneuvering system realization router is striden autonomous area plug and play method flow process and is subdivided into four steps:
At first judge and whether possess fixing loopback ip address (Loopback) on the motor-driven router; As do not possess the planning configuration that then at first need carry out this address; Or only disposing loopback interface, the specific address of loopback interface adopts automatically that a certain IP uses binding in the address on this router.
Plan is carried out the motor-driven interconnected Wide Area Network interface of plug and play (being called for short the U mouth) and is no longer carried out the planning and the configuration of fixed ip address; Adopt the concrete IP address of not having numbering IP address unnumbered loopback interface, when inserting any maneuvering system, do not need so more interconnected inter-network link to be carried out network segment planning and address configuration.
Judge whether maneuvering system possesses no regional dynamic routing protocol; If do not possess then earlier to the no regional dynamic protocol of this access node configuration; When the trans-regional motor-driven back of maneuvering system is inserted; Must adopt a kind of dynamic routing protocol that does not have the zone as transition, carry out the exchange of routing iinformation between maneuvering system and access node through this transition protocol.
Configuring static default route in maneuvering system is not but known all data of externally sending of concrete routed path, and promptly this router does not comprise this path route entry, and the plug and play Wide Area Network interface that all points to static default route sends.
As shown in Figure 3, router is striden autonomous area plug and play method utilization instance topological diagram.What the subregion dynamic routing protocol adopted is ospf protocol, and what do not have regional dynamic routing protocol employing is the RIPv2 agreement.The maneuvering system C of area1 Central Plains connected node B1 in the ospf area; It is motor-driven that to transfer among the regional area2 plan interconnected with B2; Implement on the interconnected Wide Area Network interface of B2 and C router according to the method for the invention; Then need not any planning, configuration change between access node B2 and the maneuvering system C, only need to realize after the physical connection that router strides the plug-and-play feature of autonomous area.
The invention provides a kind of router of realizing and stride the thinking and the method for the method of autonomous area plug and play; The method and the approach of concrete this technical scheme of realization are a lot, and the above only is a preferred implementation of the present invention, should be understood that; For those skilled in the art; Under the prerequisite that does not break away from the principle of the invention, can also make some improvement and retouching, these improvement and retouching also should be regarded as protection scope of the present invention.The all available prior art of each part not clear and definite in the present embodiment realizes.

Claims (3)

1. realize that router strides the method for autonomous area plug and play for one kind, it is characterized in that, comprise with the lower part:
Use is based on there not being numbering inter-network address part: on access node, motor-driven router Wide Area Network interface, use no numbered address, the IP address unnumbered of a loopback address or fixed interface is tied on the interconnected Wide Area Network interface of participation;
To there be regional Routing Protocol as transition Routing Protocol part; On motor-driven router and access node router, increase a kind of dynamic routing protocol that does not have the zone; When difference can't intercommunication in the autonomous area, router interconnected through the said dynamic routing protocol that does not have the zone based on priority;
Access node is implemented route and is redistributed part; On the access node router, will not having regional dynamic routing protocol redistributes in the dynamic routing protocol of subregion; The information bulletin that is about to motor-driven router adding is to whole network; Subregion dynamic routing protocol through the access node router makes all superior node routers learn initiate motor-driven route entry, makes the node in the network learn the routed path that leads to new adding maneuvering system;
Maneuvering system is implemented the default route part; On motor-driven router, increase static default route; Be about to all outer data of sending out of maneuvering system; Send on the plug and play interface that when lacking concrete routed path, all points to toward static default route clauses and subclauses, realize that thus router strides the autonomous area plug and play.
2. a kind of router of realizing according to claim 1 is striden the method for autonomous area plug and play, it is characterized in that, said access node realization router is striden the autonomous area plug and play and comprised five steps:
Judge whether possess fixing loopback ip address on the access node router,, carry out next step then as not possessing the planning configuration of then carrying out this address earlier or only disposing loopback interface;
Interconnected Wide Area Network interface inter-network adopts does not have numbering IP address, uses the IP address of a certain interface on IP address or this router of loopback interface and uses binding;
Judge whether access node possesses the subregion dynamic routing protocol, if do not possess then first to this access node configure partition territory dynamic protocol, this agreement of usefulness realizes in this autonomous area and strides the route between the autonomous area;
Judge whether access node possesses no regional dynamic routing protocol; If do not possess then earlier to the no regional dynamic protocol of this access node configuration; When the trans-regional motor-driven back of maneuvering system is inserted; The dynamic routing protocol that adopt not to have the zone is as transition, carries out the exchange of routing iinformation between access node and maneuvering system through this transition protocol;
Route entry that in access node, will not have regional Routing Protocol redistributes in the Routing Protocol of subregion; Be about to the new motor-driven information routing iinformation that inserts and import externally issue in the routing iinformation of autonomous area; After this inside, autonomous area and autonomous area external system receive this route entry, realize the route of new access maneuvering system is sought the footpath.
3. a kind of router of realizing according to claim 1 and 2 is striden the method for autonomous area plug and play, it is characterized in that, said maneuvering system realization router is striden the autonomous area plug and play and comprised four steps:
Judge whether possess fixing loopback ip address on the motor-driven router,, carry out next step then as not possessing the planning configuration of then carrying out this address earlier or only disposing loopback interface;
Interconnected Wide Area Network interface inter-network adopts does not have numbering IP address, uses the IP address of a certain interface on IP address or this router of loopback interface and uses binding;
Judge whether maneuvering system possesses no regional dynamic routing protocol; If do not possess then earlier to the no regional dynamic protocol of this access node configuration; When the trans-regional motor-driven back of maneuvering system is inserted; The dynamic routing protocol that adopt not to have the zone is as transition, carries out the exchange of routing iinformation between maneuvering system and access node through this transition protocol;
Configuring static default route in maneuvering system, with the data of all no routed paths that externally send, the plug and play Wide Area Network interface that all points to static default route sends.
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CN102404417A (en) * 2011-11-09 2012-04-04 深圳市共进电子股份有限公司 Method and device for accessing external network
CN103248568B (en) * 2013-04-07 2015-12-02 中国电子科技集团公司第三十研究所 Router and realization thereof support that redundancy is without the data forwarding method of numbering link
CN103944793A (en) * 2014-05-14 2014-07-23 烽火通信科技股份有限公司 PPPoE (Point-to-Point Protocol over Ethernet) based method for achieving plug and play of network equipment
CN103997451B (en) * 2014-06-05 2018-11-09 重庆金美通信有限责任公司 Optimization method related to EIGRP and RIP mixed networking
CN105323172B (en) * 2014-07-18 2020-07-14 中兴通讯股份有限公司 Data transmission method and equipment based on unnumbered IP technology
CN114363255B (en) * 2021-12-31 2023-07-18 重庆奥普泰通信技术有限公司 Data processing method, device and medium

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