[c-nsp] Anycast Questions

[Gert Doering]

Hi,

On Wed, Feb 16, 2011 at 09:04:49AM +0000, Phil Mayers wrote:
> >Which makes "monitoring whether everything is fine" a somewhat more
> >interesting challenge :-) - if the machine is up, but bgpd fails, the
> >service might silently fall over to another instance and things like
> >"does this anycasted DNS server still respond?" will happily report
> >success...
> 
> SNMP to pool the BGP neighbour status?

If that would work for IPv6 BGP peers...

We're mostly not relying on SNMP to monitor things, but on ping and
"service queries" (DNS probes, HTTP checks, ...) to the actual services,
interface IPs, etc.

gert

-- 
USENET is *not* the non-clickable part of WWW!
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Gert Doering - Munich, Germany                             gert at greenie.muc.de
fax: +49-89-35655025                        gert at net.informatik.tu-muenchen.de
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