CN102684915B - A kind ofly carry out the synchronous method of active and standby two-shipper ARP table and device by network management system - Google Patents
A kind ofly carry out the synchronous method of active and standby two-shipper ARP table and device by network management system Download PDFInfo
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Abstract
The invention provides and a kind ofly carry out the synchronous method of active and standby two-shipper ARP table and device, wherein, the method comprises: two bridging nodes being configured to Virtual Router Redundancy Protocol VRRP main and standby relation are configured to a synchronization group; According to the activestandby state of VRRP, get the ARP table of VRRP on VRRP main equipment, and be issued to VRRP on equipment, synchronous with the ARP table realizing master/slave device.The present invention by the ARP table on VRRP main equipment, can be synchronized to VRRP on equipment, thus realizes the synchronous of master/slave device two-shipper ARP table.
Description
Technical field
The present invention relates to data message technical field, particularly one is carried out active and standby two-shipper address resolution protocol (ARP) by network management system and is shown synchronous method and device.
Background technology
At present along with Long Term Evolution (LongTermEvolution, the development of technology such as LTE), in mobile retransmission net, Layer3 Virtual Private Network (VirtualPrivateNetwork is introduced in convergence-level, VPN) technology, and at Access Layer, can continue to adopt Layer 2 virtual private network L2VPN technology, in order to ensure omnidistance multiprotocol label switching (Multi-ProtocolLabelSwitching, MPLS) label forwarding, need on convergence-level equipment, open two three-layer VPN bridging functionalitys, simultaneously, in order to improve the reliability of network, need to use Virtual Router Redundancy Protocol (VRRP) function on two bridge contact equipment.But after VRRP switches, due to VRRP slave node not having ARP table, need to relearn ARP, can cause the packet loss of long period, what cannot meet carrier class 50ms switches requirement.
Two kinds of modes generally can be taked to solve this problem at present.First access layer equipment enables the two function sent out of ARP, send ARP information to active and standby VRRP equipment simultaneously, thus reach the object that ARP table is synchronous on active and standby bridge contact, but this method requires that all access layer equipments will support ARP two, if access layer equipment is not supported, just cannot make in this way; It two is adopt static configuration ARP table to carry out synchronous mode, generally can be applied in Packet Transport Network (PacketTransportNetwork, PTN) situation of static L3VPN is adopted under environment, but when Access Layer has the situations such as equipment changing, all need manual amendment, workload is larger, can only be applicable to substantially motionless environment.
Summary of the invention
In order to solve the problem, the invention provides and a kind ofly carry out the synchronous method of active and standby two-shipper ARP table and device by network management system, by the ARP table on VRRP main equipment, VRRP can be synchronized to on equipment, thus realize the synchronous of master/slave device two-shipper ARP table.
Of the present inventionly carry out the synchronous method of active and standby two-shipper ARP table, comprising:
Two bridging nodes being configured to Virtual Router Redundancy Protocol VRRP main and standby relation are configured to a synchronization group;
According to the activestandby state of VRRP, get the ARP table of VRRP on VRRP main equipment, and be issued to VRRP on equipment, synchronous with the ARP table realizing master/slave device.
Wherein, described in be issued to VRRP on equipment, refer to and be issued in three layers, VRRP place example or place Layer3 Virtual Private Network L3VPN example.
Wherein, in advance to described two bridging nodes configuration Layer 2 virtual private network VPN and Layer3 Virtual Private Network VPN bridge joint.
Further, can being set synchronizing cycle, when expiring synchronizing cycle, getting the ARP table of VRRP on VRRP main equipment, and be issued to VRRP on equipment.
Of the present inventionly carry out the synchronous device of active and standby two-shipper ARP table, comprise dispensing unit and lock unit, wherein, described dispensing unit, for being configured to a synchronization group by two bridging nodes being configured to Virtual Router Redundancy Protocol VRRP main and standby relation; Described lock unit, for the activestandby state according to VRRP, gets the ARP table of VRRP on VRRP main equipment, and is issued to VRRP on equipment, and the ARP table realizing master/slave device is synchronous.
Wherein, in described lock unit, described in be issued to VRRP on equipment, refer to and be issued in three layers, VRRP place example or place Layer3 Virtual Private Network L3VPN example.
Wherein, described dispensing unit, is further used in advance to described two bridging nodes configuration Layer 2 virtual private network VPN and Layer3 Virtual Private Network VPN bridge joint.
Wherein, described lock unit, is further used for arranging synchronizing cycle, when expiring synchronizing cycle, gets the ARP table of VRRP on VRRP main equipment, and is issued to VRRP on equipment.
The invention has the beneficial effects as follows: carry out the synchronous method of active and standby two-shipper ARP table and device according to of the present invention by network management system, overcoming existing ARP table synchronously needs access layer equipment support ARP two or need pure manual static configuration to carry out synchronous defect, adopt method and apparatus of the present invention, can by the ARP table on VRRP main equipment, be synchronized to VRRP on equipment, thus realize the synchronous of master/slave device two-shipper ARP table.
Accompanying drawing explanation
Fig. 1 is the network environment schematic diagram being configured with two three-layer VPN bridge joints and configuring VRRP;
Fig. 2 is that network management system carries out the synchronous flow chart of ARP table.
Embodiment
Below, the synchronous method of active and standby two-shipper ARP table and device is carried out with reference to accompanying drawing 1 ~ 2 detailed description is of the present invention.
Of the present inventionly carry out the synchronous method of active and standby two-shipper ARP table, comprising:
Two bridging nodes being configured to Virtual Router Redundancy Protocol VRRP main and standby relation are configured to a synchronization group;
According to the activestandby state of VRRP, get the ARP table of VRRP on VRRP main equipment, and be issued to VRRP on equipment, synchronous with the ARP table realizing master/slave device.Wherein, be issued to VRRP on equipment, refer to and be issued in three layers, VRRP place example or place Layer3 Virtual Private Network L3VPN example.
In addition, need in advance to described two bridging nodes configuration Layer 2 virtual private network VPN and Layer3 Virtual Private Network VPN bridge joint.
The present invention can also arrange synchronizing cycle further, when expiring synchronizing cycle, gets the ARP table of VRRP on VRRP main equipment, and is issued to VRRP on equipment.
Of the present inventionly carry out the synchronous device of active and standby two-shipper ARP table, comprise dispensing unit and lock unit, wherein, dispensing unit, for being configured to a synchronization group by two bridging nodes being configured to Virtual Router Redundancy Protocol VRRP main and standby relation; Lock unit, for the activestandby state according to VRRP, gets the ARP table of VRRP on VRRP main equipment, and is issued to VRRP on equipment, and the ARP table realizing master/slave device is synchronous.
Wherein, in lock unit, be issued to VRRP on equipment, refer to and be issued in three layers, VRRP place example or place Layer3 Virtual Private Network L3VPN example.
This dispensing unit, is further used in advance to described two bridging nodes configuration Layer 2 virtual private network VPN and Layer3 Virtual Private Network VPN bridge joint.
In addition, lock unit, is further used for arranging synchronizing cycle, when expiring synchronizing cycle, gets the ARP table of VRRP on VRRP main equipment, and is issued to VRRP on equipment.
Embodiment
In the present invention, the ARP table of two-shipper is synchronous, mainly in network management system, to the two three-layer VPN bridge contact equipment being configured with VRRP, set up scheduled task, (configurable every some cycles, default to one minute), get the ARP table of three layers, VRRP place example (or place L3VPN example) on VRRP main equipment, and be issued to VRRP in three layers, VRRP place on equipment example (or place L3VPN example), thus the ARP table completing two-shipper is synchronous.The synchronizing process of active and standby two-shipper ARP table mainly comprises the following steps:
Step 100: in network management system, is configured with two three-layer VPN bridge joints and is configured to two bridging nodes of VRRP main and standby relation, being configured to a synchronization group by two, and the configuration synchronization cycle; Wherein, as shown in Figure 1, for being configured with two three-layer VPN bridge joints and configuring the network environment schematic diagram of VRRP.
Step 200: according to the activestandby state of VRRP, in synchronizing cycle to after date, get the ARP table of three layers, VRRP place example (or place L3VPN example) on VRRP main equipment, and be issued to VRRP in three layers, VRRP place on equipment example (or place L3VPN example), thus the ARP table realizing master/slave device is synchronous.
Used in the present inventionly realize the synchronous scheme of active and standby two-shipper ARP table by network management system, can be applied in and be configured with two three-layer VPN bridge joints, and be configured with on two bridge contact equipment of VRRP, plan implementation only needs network management system support.
In sum, the synchronous method of active and standby two-shipper ARP table and device is carried out by network management system according to of the present invention, overcoming existing ARP table synchronously needs access layer equipment support ARP two or need pure manual static configuration to carry out synchronous defect, adopt method and apparatus of the present invention, can by the ARP table on VRRP main equipment, be synchronized to VRRP on equipment, thus realize the synchronous of master/slave device two-shipper ARP table.
More than to make those of ordinary skill in the art understand the present invention; and to the detailed description that the present invention carries out; but can expect; not departing from the scope that claim of the present invention contains and can also make other changes and modifications, these changes and amendment are all in protection scope of the present invention.
Claims (8)
1. carry out the method that active and standby two-shipper ARP table is synchronous, it is characterized in that, comprising:
Two bridging nodes being configured to Virtual Router Redundancy Protocol VRRP main and standby relation are configured to a synchronization group by network management system;
And according to the activestandby state of VRRP, get the ARP table of VRRP on VRRP main equipment, and be issued to VRRP on equipment, synchronous with the ARP table realizing master/slave device.
2. carry out the method that active and standby two-shipper ARP table is synchronous as claimed in claim 1, it is characterized in that, described in be issued to VRRP on equipment, refer to and be issued in three layers, VRRP place example or place Layer3 Virtual Private Network L3VPN example.
3. carry out the method that active and standby two-shipper ARP table is synchronous as claimed in claim 1 or 2, it is characterized in that, in advance to described two bridging nodes configuration Layer 2 virtual private network VPN and Layer3 Virtual Private Network VPN bridge joint.
4. carrying out the method that active and standby two-shipper ARP table is synchronous as claimed in claim 3, it is characterized in that, synchronizing cycle is set further, when expiring synchronizing cycle, getting the ARP table of VRRP on VRRP main equipment, and be issued to VRRP on equipment.
5. carry out the device that active and standby two-shipper ARP table is synchronous, it is characterized in that, this device is arranged in network management system, and this device comprises dispensing unit and lock unit, wherein,
Described dispensing unit, for being configured to a synchronization group by two bridging nodes being configured to Virtual Router Redundancy Protocol VRRP main and standby relation;
Described lock unit, for the activestandby state according to VRRP, gets the ARP table of VRRP on VRRP main equipment, and is issued to VRRP on equipment, and the ARP table realizing master/slave device is synchronous.
6. device as claimed in claim 5, is characterized in that, in described lock unit, described in be issued to VRRP on equipment, refer to and be issued in three layers, VRRP place example or place Layer3 Virtual Private Network L3VPN example.
7. the device as described in claim 5 or 6, is characterized in that, described dispensing unit, is further used in advance to described two bridging nodes configuration Layer 2 virtual private network VPN and Layer3 Virtual Private Network VPN bridge joint.
8. device as claimed in claim 7, is characterized in that described lock unit is further used for arranging synchronizing cycle, when expiring synchronizing cycle, getting the ARP table of VRRP on VRRP main equipment, and be issued to VRRP on equipment.
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| CN201210124785.4A CN102684915B (en) | 2012-04-25 | 2012-04-25 | A kind ofly carry out the synchronous method of active and standby two-shipper ARP table and device by network management system |
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| CN201210124785.4A CN102684915B (en) | 2012-04-25 | 2012-04-25 | A kind ofly carry out the synchronous method of active and standby two-shipper ARP table and device by network management system |
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| CN102684915A CN102684915A (en) | 2012-09-19 |
| CN102684915B true CN102684915B (en) | 2016-01-20 |
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| CN104579728B (en) * | 2013-10-17 | 2019-02-26 | 中兴通讯股份有限公司 | Network element device configuration and management method, device and network element device |
| CN105306358A (en) * | 2014-07-08 | 2016-02-03 | 中兴通讯股份有限公司 | Main and spare routing equipment, backup and switch method between equipment and routing system |
| CN111555970A (en) * | 2020-04-16 | 2020-08-18 | 深圳震有科技股份有限公司 | Network switching method, system and storage medium based on dual-computer redundancy system |
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| CN101014035A (en) * | 2007-02-05 | 2007-08-08 | 华为技术有限公司 | Reliability processing method and system of multi-service networking provided by metro Ethernet |
| CN101127637A (en) * | 2007-07-27 | 2008-02-20 | 中兴通讯股份有限公司 | A method and system for realizing backup link of virtual private LAN service network |
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