On Tue, 3 Aug 2004, Adam Lang wrote: > > Tony, to answer your question, yes, the problem is your ISP needs to have a > PTR record setup for your mail server. You mean, our ISP needs to have a PTR record setup for our DNS server (rather than our mail sevrer) right ? >From an external network, dig <our mail server name> correctly prints the IP address of our mail server and correctly prints the DNS server names in the authority section from an external network. Its dig-x <our mail server IP address> on an external network which is the problem. Thanks, Tony - : send the line "unsubscribe linux-admin" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html