dependent on the IP address &gt; working. &gt; &gt; Finally, if you wish to use NetBIOS names (like in the Browser) &gt; then you might need WINS -- especially to get the browser to &gt; work across subnets and across domains. &gt; &gt; WINS server at each location, local clients use the local WINS &gt; server (clients INCLUDE the WINS server and other servers, &gt; especially DCs), then the two WINS server must be set to &gt; replicate. &gt; &gt; &gt; Herb Martin Guest Posts: n/a 's Computer Specifications 11th Aug 2003 "Bryan Blair" &lt;(E-Mail Removed)&gt; wrote in message news -(E-Mail Removed)... &gt; I added the Domain Name for DNS Server A in the Suffix tab under TCP &gt; properties for a workstation in the opposite Domain and was able to ping the &gt; corresponding Host name!!! Cool. See what happens in DNS is the "single name" is insufficient. So when you type a bare name like that it's going to fail -- BUT it works because the resolver sticks Domain.Com (whatever) on the end. Two more choices exist for this "auto suffixing": checking parent domains (check box in NIC\IP DNS too) extra suffixes in the NIC properties (You used that.) Parent domains/zones work by removing the left-most tag from the machine's domain-part and trying (each) that. So if a machine is in a deep tree, e.g., machine.grand.child.domain.com. First it tries the full name, then it would drop grand, then child. I have never checked to see if it will