nanog mailing list archives

Re: How are you configuring BFD timers?


From: Mark Tinka <mark.tinka () seacom mu>
Date: Mon, 7 May 2018 19:16:19 +0200



On 7/May/18 18:46, valdis.kletnieks () vt edu wrote:

Any words of wisdom / battle scars regarding running links that
are in the 10K+ distance?

Keep repair ships nearby :-).

From a submarine perspective, things that are out-of-scope here.

From an IP perspective, we've had good experience with 250ms * 5 for
BFD. Actual RTT latency is 140ms, so there is enough headroom to account
for false positives.

Mark.


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