Method for synchronizing ARP (address resolution protocol) tables between master and slave VRRP (virtual router redundancy protocol) devices and VRRP device
An ARP table and standby device technology, applied in the data field to reduce packet loss time
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[0046] In order to make the purpose, technical solution and advantages of the present invention more clear, the embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings. It should be noted that, in the case of no conflict, the embodiments in the present application and the features in the embodiments can be combined arbitrarily with each other.
[0047] A method for synchronizing ARP tables between active and standby VRRP devices, such as figure 1 shown, including:
[0048] Step 10: The VRRP master device encapsulates the Layer 3 instance corresponding to the VRRP protection group or the ARP table in the L3VPN into a message and sends it to the VRRP backup device; the attributes of the master and backup VRRP devices follow the attributes of the VRRP device. change by changing;
[0049] In specific implementation, the process of sending the message may be periodic, such as sending once every one minute. In addition,...
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