TTLs' and notifies

[phn at icke-reklam.ipsec.nu]

Steve Foster <fosters at uk.psi.com> wrote:

> Hi there,


> if i have a domain secondaried that has a TTL of 4 days , and the primary
> server sends me a notify of an update, should my secondary automatically
> refresh the zone, and reset the TTL, or will it wait until the domain has
> expired before performing the refresh.

the slave should upon receiving a notify set teh SOA TTL to zero, 
which triggers a serial number check and a following zonetransfer.

Expiration of a zone is something else, it's when a slave hasn't 
been able to check serial and starts returning SERVFAIL for
queries about that zone.


> many thanks

> Steve
> Steve Foster
> Senior Systems Administrator
> PSINet Europe
> Work: +44 (1223) 577322
> Mobile: +44 (7720) 425911


-- 
Peter Håkanson         
        IPSec  Sverige      ( At Gothenburg Riverside )
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