"Peter N. M. Hansteen" <peter@bgnett.no> wrote in message
news:87r70ydieg.fsf@amidala.datadok.no...
> "Steve at fivetrees" <steve@NOSPAMTAfivetrees.com> writes:
>
>> I'm tightening up the pf rules on my two coloco'ed machines. One is a
>> master
>> nameserver, the other a slave. I've searched for a clue re which port(s)
>> need to be enabled without success - would it be 53? Any others?
>
> you would need port 53 (domain), tcp and udp.

Thanks. Nice to know I was not entirely clueless .

Am I right in thinking that each machine would need to accept this port from
the other? There are cases where the secondary asks the primary, and others
where the primary yells at the secondary, no?

Steve
http://www.fivetrees.com