Do slaves only communicate with their masters?
Answered Tue, 14 May 2002
> When the slave zone checks in with the master zone for the serial number, is
> all this traffic happening on TCP. For example, if you have acl's blocking
> udp traffic but allowing tcp traffic will the transfer work or will it fail
> due to the slaves inability to query for the SOA record on udp?
No. The refresh query (for the zone's SOA record) is usually done over UDP.
cricket
