Refused notify from non-master messages

[Ronan Flood]

On Tue, 12 Oct 2004 10:15:01 -0400,
"Smith, William E. (Bill), Jr." <Bill.Smith at jhuapl.edu> wrote:

> Since upgrading a test server to 9.3.0, I have begun seeing the following
> messages logged on my server that involve the same host.  
> general.log:12-Oct-2004 09:08:24.031 general: info: zone
> _msdcs.jhuapl.edu/IN/internet: refused notify from non-master:
> 128.244.47.217#60673
> general.log:12-Oct-2004 09:15:05.566 general: info: zone
> 244.128.IN-ADDR.ARPA/IN/internet: refused notify from non-master:
> 128.244.47.217#60673
> general.log:12-Oct-2004 09:33:47.530 general: info: zone
> 244.128.IN-ADDR.ARPA/IN/internet: refused notify from non-master:
> 128.244.47.217#60673
> general.log:12-Oct-2004 09:52:54.630 general: info: zone
> 244.128.IN-ADDR.ARPA/IN/internet: refused notify from non-master:
> 128.244.47.217#60673
> notify.log:12-Oct-2004 09:08:24.031 info: client 128.244.47.217#60673: view
> internet: received notify for zone '_msdcs.jhuapl.edu'
> notify.log:12-Oct-2004 09:15:05.565 info: client 128.244.47.217#60673: view
> internet: received notify for zone '244.128.in-addr.arpa'
> notify.log:12-Oct-2004 09:33:47.530 info: client 128.244.47.217#60673: view
> internet: received notify for zone '244.128.in-addr.arpa'
> notify.log:12-Oct-2004 09:52:54.630 info: client 128.244.47.217#60673: view
> internet: received notify for zone '244.128.in-addr.arpa'
> 
> The host 128.244.47.217 is a DNS also running BIND but it is configured to
> perform its zone transfers from other servers.  I reviewed the named.conf
> for this server and saw no references to my test server at all.  Thus, I'm a
> little confused as to why this host is attempting to send notifies to my
> server when my test server is not configured as its master.  It's only an
> informational message so it's obviously not too serious but I would still
> like to get a better understanding of exactly what is going on here and if
> there is anything I can do to stop the logging of these messages.

Is your test server listed as a nameserver for the zones _msdcs.jhuapl.edu
and 244.128.in-addr.arpa?  Notifies go out to all the nameservers for the
zone, except the primary in the SOA, unless modified by named.conf settings.

-- 
                      Ronan Flood <R.Flood at noc.ulcc.ac.uk>
                        working for but not speaking for
             Network Services, University of London Computer Centre
     (which means: don't bother ULCC if I've said something you don't like)