sortlist help?

Mark Andrews Mark_Andrews at isc.org
Thu Jul 31 22:32:41 UTC 2008


> 
> Maybe I've been working too much this week, but I can't seem to 
> figure out how to do what I want with a sortlist option, not 
> even after STFW and testing for a couple of hours.   In case 
> it's an obvious mistake, I'll give the attempt first:
> 
>     sortlist {
> 	{10.98.192/18;};
> 	{!10.98.192/18;};
>     };
> 
> The effect that I'm after is that clients inside the 10.98.192/18 
> netblock receive A records from that netblock first, and that 
> clients outside that netblock receive A records *outside* of 
> 10.98.192/18 first.
> 
> It works for the first case, but not for the second.  In other 
> words, clients outside of 10.98.192/18 are receiving just 
> the standard cyclical behavior.  The relevant RRSet is:
> 
>     stealth.example.com.    3600    IN      A       10.98.16.142
>     stealth.example.com.    3600    IN      A       10.98.200.4
>     stealth.example.com.    3600    IN      A       10.98.200.5
>     stealth.example.com.    3600    IN      A       10.98.200.6
>     stealth.example.com.    3600    IN      A       10.98.16.141
> 
> What am I missing?

     sortlist {
 	{10.98.192/18;};
 	{{!10.98.192/18; any;}};
     };

	This should do what you want, however it is untested.
 
> Thanks.
> 
> 
> 
> 
> 
> 
-- 
Mark Andrews, ISC
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742                 INTERNET: Mark_Andrews at isc.org


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