Here's a starting point: http://www.microsoft.com/technet/itsolutions/guide/plan/p_04_tt1.asp There are other documents explaining the process at the MS site. The process isn't too painful, but you'll want to spend some time in preparation. Connecting Exch 5.5 to AD can have bad results if not done properly. Ron Hite Network Administrator Bell, Boyd & Lloyd LLC t - 312-558-6285 f - 312-827-8023 -----Original Message----- From: Indra Sandakalum [mailto:chandrakalum@xxxxxxxxx] Sent: Tuesday, February 19, 2002 11:27 PM To: [ExchangeList] Subject: [exchangelist] Connecting exchange server 5.5 to an activedirectory http://www.MSExchange.org/ My problem is about connecting exchange server 5.5 machine to an active directory in Windows 2000 Advance server. We had a machine with Exchange server 5.5 on Windows NT environment and later we upgrade the o/s to Windows 2000(upgrade version). Recently Our company bought a new server with Windows 2000 Advanced server and we make it as the active directory of the domain. However we observed Exchange server on Windows 2000 (Upgraded) machine do not communicate with the active directory. Expert advice in this regard is highly appreciate... __________________________________________________ Do You Yahoo!? Yahoo! Sports - Coverage of the 2002 Olympic Games http://sports.yahoo.com ------------------------------------------------------ You are currently subscribed to this MSExchange.org Discussion List as: rhite@xxxxxxxxxxxx To unsubscribe send a blank email to $subst('Email.Unsub') ------------------------------------------ The information contained in this e-mail message may be privileged, confidential, and protected from disclosure. If you are not the intended recipient, any further disclosure or use, dissemination, distribution, or copying of this message or any attachment is strictly prohibited. If you think that you have received this e-mail message in error, please delete it and notify the sender.