how to forcefully refresh the cache?

[Mark_Andrews at isc.org]

> Hi guys,
> 
> I have this problem:  i have this 8.2 BIND server which my machines reference
> s as the DNS server. sometimes when external domain entries update their reco
> rds, my DNS server seems to be very slow in recognising the change.

	It's not slow.  It's just honouring the TTL's on the records.
 
> Sometimes I want to get the BIND server to reflect the change immediately. I 
> think one of the ways is to force a refresh of the cache. I tried restarting 
> the server (via webmin), but it doesn't help. In the end, I had to reboot the
>  server.

	You don't have to reboot the machine to clear the cache.  Just
	restart named.  If webmin isn't working the restart it using
	ndc.

	Note BIND 9 has the ability to flush the cache.

	Mark

> 
> Is there any other way I can clear the cache without taking such a drastic ac
> tion?
> 
> 
--
Mark Andrews, Internet Software Consortium
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742                 INTERNET: Mark.Andrews at isc.org