Then.... Isn't sendmail or some other mailer_of_choice not listening on that port? TCP 25 is a well known port for SMTP. Have you checked to see that your mailer is running on that host? -----Original Message----- From: james [mailto:jjms@xxxxxxxxxxx] Sent: Monday, July 19, 2004 5:59 PM To: [ExchangeList] Subject: [exchangelist] RE: Exchange ! Help Please http://www.MSExchange.org/ Thanks to everyone for your help. I am not able to telnet port 25 on the Linux mail server, but I can telnet the Linux Server? ------------------------------------------------------ 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: al.mulnick@xxxxxxxxxx To unsubscribe visit http://www.webelists.com/cgi/lyris.pl?enter=exchangelist