HI Matt, i got the same problem, just a little diff. all of emails can't out. now i have 40 queue. but no one can't send out. i get one sample, email to "khny.com" it's mx is "wmcny01e.khny.com" so, i telnet it on port 25. it result : 220 smtp-ext.sig.net.id ESMTP but why the email can not out from my ex2k queue ? hery ----- Original Message ----- From: Walkowiak, Matt To: [ExchangeList] Sent: Thursday, July 11, 2002 2:17 AM Subject: [exchangelist] RE: Outgoing mail problem in exchange 2000..... http://www.MSExchange.org/ Step one: Make sure the new server can surf the Internet Step two: From a cmd prompt on the new server, run nslookup Step three: In nslookup, type set typ=mx Step four: If you want to send an e-mail to user@xxxxxxxxxx, type domain.com Step five: Note the MX record with the lowest preference number (usually 10) Step six: Exit out of nslookup and type telnet <result from step five> 25 For example, telnet mail.domain.com 25 Step seven: If you get a 220 response, then your server CAN see another mail server on port 25 - which is good. If you don't get a 220 response, then that's your problem! So, that's a long winded way to ask if you can telnet to port 25 of a remote mail server. So can you? Matt Walkowiak