Hi Ajit, Are you running Exchange 5.5 on Windows NT 4 or Windows 2000 Server ? If you are running on Windows 2000, first you have disable the SMTP service in Windows 2000 Server. Exchange 5.5 has it own IMS service which runs on port 25 for SMTP. Regards, Raj -----Original Message----- From: ajityadav [mailto:ajityadav@xxxxxxxxxxx] Sent: Tuesday, November 30, 2004 1:24 AM To: [ExchangeList] Subject: [exchangelist] web accessing http://www.MSExchange.org/ Hi Dears All I want install web accessing in exchnage 5.5 server. But when I was install option pack 4 on the exchnage server them my internet mail service is stop. ( When i was install that time i got the massage that you can use only one service either internet mail service Or SMTP service) Please advice me what i do to insatll option and run IMS service please ajit ------------------------------------------------------ List Archives: http://www.webelists.com/cgi/lyris.pl?enter=exchangelist Exchange Newsletters: http://www.msexchange.org/pages/newsletter.asp Exchange FAQ: http://www.msexchange.org/pages/larticle.asp?type=FAQ ------------------------------------------------------ Other Internet Software Marketing Sites: World of Windows Networking: http://www.windowsnetworking.com Leading Network Software Directory: http://www.serverfiles.com No.1 ISA Server Resource Site: http://www.isaserver.org Windows Security Resource Site: http://www.windowsecurity.com/ Network Security Library: http://www.secinf.net/ Windows 2000/NT Fax Solutions: http://www.ntfaxfaq.com ------------------------------------------------------ You are currently subscribed to this MSEXchange.org Discussion List as: raj.periyasamy@xxxxxxxxxxxx To unsubscribe visit http://www.webelists.com/cgi/lyris.pl?enter=exchangelist Report abuse to listadmin@xxxxxxxxxxxxxx