1. ask your client telnet yourdomain.com 25 (test server connection) -----Original Message----- Sent: Thursday 04/03/03 09:54:08 am Subject: [exchangelist] Delivery failures from a particular domain >http://www.MSExchange.org/ > >Hi, > >I am running Exchange 5.5 sp4 on Winnt 4.0 sp6a. I have recently got a >client who runs Exchange 2000. Sometimes the client is not able to send >mails to our server. Their server sends them the NDR saying: > >our message has been delayed and is still awaiting delivery >to the following recipient(s): > > >abc@xxxxxxxxxxxx >Message delayed > > >I/O error encountered >during command: (message data) Status: 4.4.2 (Persistent transient failure - >routing/network: bad connection) > > > >I am wondering whether there is something to be done at my end. > > >Regards, > >Chand > > >Free Anti-Spam Download: Try Multi-layered, Accurate Spam Filtering with >SurfControl E-mail Filter >http://www.surfcontrol.com/go/zmsexdl1 > >------------------------------------------------------ >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 >------------------------------------------------------ >ISA Server Resource Site: http://www.isaserver.org >Windows Security Resource Site: http://www.windowsecurity.com/ >Windows 2000/NT Fax Solutions: http://www.ntfaxfaq.com >------------------------------------------------------ >You are currently subscribed to this MSExchange.org Discussion List as: >kenny@xxxxxxxxx >To unsubscribe send a blank email to leave-exchangelist-1421960T@xxxxxxxxxxxxx >