[H-GEN] dns problems

James McPherson jmcp at fodder.Aus.Sun.COM
Mon Sep 3 04:48:11 EDT 2001


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On 3 Sep 2001, Darrin Mison wrote:

> whoa, too many three letter acronyms.  Whats SOA and TTL?
> 
> On Mon, 2001-09-03 at 16:38, Bradley Marshall wrote:
> > This happens occasionally with anz.com - they have a
> > ridiculously low TTL, as you can see by the SOA.  This can
> > cause problems as you see above.
> > 
> > $ host -t soa anz.com
> > anz.com                 SOA     bastion02.anz.com hostmaster.anz.com (
> >                         2001082800      ;serial (version)
> >                         900     ;refresh period (15 minutes)
> >                         900     ;retry interval (15 minutes)
> >                         604800  ;expire time (1 week)
> >                         60      ;default ttl (1 minute)
> >                         )

Apart from man in.named(8?), you could look at the O'Reilly book. Alternatively
you could map as follows

SOA	Start of Authority - info about the root ns for a domain
TTL	Time To Live - how long the record lives in the dns
	before it needs to be refreshed.

James C. McPherson

--
Technical Support Specialist          828 Pacific Highway
APAC Customer Care Centre             Gordon NSW 
Sun Microsystems Australia            2072

Failfast panic: those controlling voices in my head have 
stopped telling me what to do.....



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