Out new Exchange 2007 server is having some issues with sending mail... we have multiple domains that we are having trouble getting mail out to.. here is the info in the message queue from one of the msgs:
Subject: n301 unique CRF sign off
Internet Message ID: <A8B2DC685B43F848BF0EC9A46F5D681D057651@exchange.ourdomain>
From Address: email@example.com
Size (KB): 35
Message Source Name: FromLocal
Source IP: 255.255.255.255
Date Received: 9/27/2007 4:12:32 PM
Expiration Time: 9/29/2007 4:12:32 PM
Last Error: 421 Timeout reading data
Queue ID: appliedexch\284
And one of the NDRs
Delivery is delayed to these recipients or distribution lists:
Subject: Something - resend with attachment
This message has not yet been delivered. Microsoft Exchange will continue to try delivering the message on your behalf.
Delivery of this message will be attempted until 9/29/2007 2:52:46 PM (GMT-05:00) Eastern Time (US & Canada). Microsoft Exchange will notify you if the message can't be delivered by that time.
Sent by Microsoft Exchange Server 2007
Any ideas here?