sg> I need windows clients also response like linux client. 1. No, you don't. 2. It isn't a "windows client". It's Microsoft's port of "nslookup". 3. Microsoft's port of "nslookup" differs from the Unix and Linux version. 4. Don't use "nslookup". <URL:http://homepages.tesco.net./~J.deBoynePollard/FGA/nslookup-flaws.html>