Exchange Server 5.5 is now onto service pack 3, maybe that will help. http://www.microsoft.com/technet/support/sp.htm Best regards, Adrian Miller (On behalf of Adaptec Software Products Group) Please reply to me in this newsgroup or via the Adaptec CD-R list Adaptec CD-R community - http://www.cdrcentral.com Adaptec CD-R Info Grid - http://www.adaptec.com/products/overview/cdrgrid.html ----- Original Message ----- From: Dennis Wang <[log in to unmask]> To: <[log in to unmask]> Sent: Tuesday, November 02, 1999 9:02 AM Subject: Listserv 1.8d conflict with Exchange Server 5.5 > We have two NT 4.0 server in our domain, one is Mail server (Exchange 5. > 5), the other is Listserv 1.8d server. > The name of Mail server is :mail.inbar.org.cn(203.93.116.129) > The name of Listserve server is :inbaris.inbar.org.cn(203.93.116.130) > When I send a message to the Listserve server from the outside, It seems > that the message can be received.But when I use the local mail account > (for example: [log in to unmask]) to send the message. The Listserv > cann't receive it. And the Exchange also send back an error message, > said that the receipient can not be found on the Mail server. > It seems that our Exchange server control all of the mail in our domain. > I don't know how to solve this problem. > > Dennis wang > MIS of INBAR