First thing. Ensure that the nameservers are properly ntp synced. This should get rid of mosr timing issues.
Secondly, for the failing zone run tcpdump on both ends and compare the TCP payload of the packets. They should be byte for byte identical. If they differ then the NAT box is fiddling with the contents. Mark -- Mark Andrews, ISC 1 Seymour St., Dundas Valley, NSW 2117, Australia PHONE: +61 2 9871 4742 INTERNET: ma...@isc.org _______________________________________________ bind-users mailing list bind-users@lists.isc.org https://lists.isc.org/mailman/listinfo/bind-users