It makes little sense to detect transient glitches. Any possible reaction
on those glitches (i.e. withdrawal of exterior routes with subsequent
reinstatement) is more damaging than the glitches themselves.
--vadim
On Fri, 9 Aug 2002, Lane Patterson wrote:
>
> BGP keepalive/hold timers are configurable even down to granularity
> of link or PVC level keepalives, but for session stability reasons,
> it appears that most ISPs at GigE exchanges choose not to
> tweak them down from the defaults. IIRC, Juniper is 30/90 and Cisco is
> 60/180. My gut feel was that even something like 10/30 would be
> reasonable, but nobody seems compelled that this is much of an
> issue.
>
> Cheers,
> -Lane
>
> -----Original Message-----
> From: Petri Helenius [mailto:[EMAIL PROTECTED]]
> Sent: Friday, August 09, 2002 3:07 PM
> To: Mikael Abrahamsson; [EMAIL PROTECTED]
> Subject: Re: Do ATM-based Exchange Points make sense anymore?
>
>
>
>
> > What functionality does PVC give you that the ethernet VLAN does not?
> >
> That�s quite easy. Endpoint liveness. A IPv4 host on a VLAN has no idea
> if the guy on the "other end" died until the BGP timer expires.
>
> FR has LMI, ATM has OAM. (and ILMI)
>
> Pete
>
