Configuring Absolute minimum TTL in BIND-8.4.7

[Barry Margolin]

In article <e9ij75$1p05$1 at sf1.isc.org>,
 "Stefan Schoeman" <stefan at internext.co.za> wrote:

> In any case, I have a BIND-8.4.7 server that acts as a secondary from a 
> MyDNS server. The axfr works just fine, but it seems that Bind ignores the 
> TTL on records where the TTL is less than 300s (5 minutes). It does not 
> matter if I set the TTL of a record to something smaller (like 30s) on the 
> MyDNS server, when BIND axfr's it, it makes that TTL 300s. The only thing I 
> can suspect is that in the Bind source somewhere, there is a #define that 
> specifies what the minimum TTL is that Bind will accept. If it axfr's a 
> value less than this, it overrides it with its minimum.

I've never heard of such behavior from a BIND server.  Are you sure it's 
not MyDNS that's doing it?  Have you done "dig <zone> axfr 
@<mydns-server>" to see what it's actually sending?

-- 
Barry Margolin, barmar at alum.mit.edu
Arlington, MA
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