Debugging Notify & Xfer

[Kevin Darcy]

Jim McAtee wrote:

>For some reason I'm suddenly having a problem with notifies/transfers not
>working.  Here are the log entries on the slave:
>
>Jan  5 15:23:54.272 notify: info: received notify for zone 'xyz.com'
>
>Jan  5 15:23:55.490 xfer-in: debug 3: transfer of 'xyz.com/IN' from
>64.108.41.11#53: connected
>
>Jan  5 15:23:55.506 xfer-in: debug 3: transfer of 'xyz.com/IN' from
>64.108.41.11#53: requesting IXFR for serial 2003101701
>
>Jan  5 16:23:54.365 xfer-in: error: transfer of 'xyz.com/IN' from
>64.108.41.11#53: giving up: timed out
>
>
>Both servers are runnnig BIND 9.2.3, with no firewall between them.  I have a
>third, offsite server that also gets sent notifies and also isn't updating.
>
>What should I do next to debug the problem?
>
Look at the logs on the master (if possible) to see if there's anything 
unusual or a high load that might explain the timeout of the transfer.

After that, I'd fire up a sniffer and see how far along the transfer is 
getting.

                                                                         
                              - Kevin