Tagged: BFD

28 May 2026 cisco bgp networking ios routing bfd

BGP Route Dampening Part 2: RFC 7454, BFD, and Where Dampening Still Belongs

Why the IETF now discourages global BGP route dampening, how Bidirectional Forwarding Detection interacts with it, what RFC 7454 actually says, and the specific modern scenarios where dampening remains the right answer.
8 May 2026 Fortinet SDWAN Resilience BGP BFD Networking

SDWAN Resilience Part 4: BFD and Convergence Tuning

Default BGP timers detect failure in three minutes. That's unacceptable for active/standby SD-WAN. This post is the timer-math: DPD vs BFD on tunnels, BFD-for-BGP, holdtime ratios, the Graceful Restart trade-off, and what convergence numbers each combination actually delivers.