Cisco IOS IP SLA Traffic Generator

Hello Alex

BFD is supported by VRRP on Cisco devices and provides a much faster response time than IP SLA. It is always best practice to introduce a delay in the response to an IP SLA detection as a single lost ping may not be an indication of a loss of connectivity, and could result in undesirable flapping. BFD on the other hand is more reliable in this and provides sub-second response times.

You can find out more about using BFD for VRRP at the following Cisco documentation:

You just have to ensure that the platform and IOS that you are using support the use of BFD for VRRP.

I hope this has been helpful!

Laz

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