> Yup I did that and I am able telnet to the MS-ADS port > in the server. > I ran a nmap and I could see the ports listed on the > MS box. I rebooted the ms-box and It looks be this are > fine so I am suspecting the ms-box doing something > fishy, but I am getting nervous again as I got around > 50 users at anytime in the day > So I am curious if anyone else faced the same problem > Thanx for ur suggestion and I would like to know if U > want me to do anything else to look for? > So, I understand things were fine after reboot of the MS-AD server. If problems occur again , you can also : MS-AD:\>netstat -a -p TCP Check whether the AD service is still listening on the intended port. M.