Backbone Monitoring Tools

Wed Mar 29 18:48:33 UTC 2006

On Tue, 28 Mar 2006 16:07:27 PST, Ashe Canvar said:

>  2. actively detect routing changes / failover to redundant paths
> using traceroutes
>      i.e. alert if  SFO->CHG->NYC changes to SFO->LXE->HOU->NYC
>      ( link state protocols suck as far as testing backup paths go)

Two words:  "Asymmetric routes".  Just be aware of the implications.
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