HotBrick VPN 800 / 2 - Manual (Page 11)

How to set up VPN Failover on the LB-2 VPN or VPN 800/2 Property of HotBrick — 2005 11
It happens because a delay time, built into the RIPv2 protocol, is necessary for both end-points
to ‘talk’ to each other and negotiate the second route for the VPN traffic.
Image 11: An example of the ping –t command that fails for a long period.
Another VPN Failover setups
You can also build additional VPN failover setups, according top your specific situation. Here
are the three most common.
PS1: Setup A is the one described in this document.
PS2: PS2: Setup B has VPN Failover for those cases where one end of the tunnel has only a single broadband internet
connection.