Thanks Zoran, As i got ur mail i was installing Exchange2000-KB836488-v2-x86-enu.exe apart from this my machine is upto date.and nslookup command working fine name resolution happening.Let's see after installing Exchange2000-KB836488-v2-x86-enu.exe. Thanks for ur kind information and help.I'll sure let u know this worked r not. Regards Ahamed --- Zoran Marjanovic <zmarjanovic@xxxxxxxx> wrote: > http://www.MSExchange.org/ > > > Did you install 1 > (version 2) and > what else is missing. > > > > Numeric Code: 5.4.0 > > First Available: Exchange 2000 Service Pack 1 > > Possible Causes: > An authoritative host was not found in DNS. > The smarthost entry is incorrect. > FQDN name in HOSTS file. This issue was fixed in > Windows 2000 Service > Pack 3 (SP3). > There was a DNS failure or you constructed an > invalid IP address for > your smarthost. * > SMTP VS does not have a valid FQDN, or your SMTP VS > FQDN lookup failed. > A contact's SMTP domain does not resolve to any SMTP > address spaces. > Troubleshooting: Use Nslookup to check the DNS. > Verify that the IP > address is in IPv4 literal format. Verify that there > is a valid DNS > entry for the server or computer name in question. > If you are relying on > the FQDN in HOSTS file, ignore it and update the > entry in Exchange > System Manager with valid IP address or correct > name. > > http://support.microsoft.com/default.aspx?scid=kb;en-us;284204 > > > http://support.microsoft.com/?scid=kb;en-us;836488 > > Zoran > > http://www.MSExchange.org/ > > Hi All, > We're on SBS2000 with Exch2000 installed.Since Two > Weeks I'm Getting NDR's with error code 5.4.0 saying > that Your message did not reach some or all of the > intended > recipients--fb92fd3bd37ca648b872a8adf6387741@xxxxxxxx > on 7/9/2004 1:31 PM > The destination server for this > recipient > could not be found in Domain Name Service (DNS). > Please verify the email address and retry. If that > fails, contact your administrator. > > Can Anybody help me to solve out this problem. > Tanhks and Regards, > Ahamed > > > > ________________________________________________________________________ > Yahoo! India Careers: Over 50,000 jobs online > Go to: http://yahoo.naukri.com/ > > ------------------------------------------------------ > 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: > zmarjanovic@xxxxxxxx > To unsubscribe visit > http://www.webelists.com/cgi/lyris.pl?enter=exchangelist > > ------------------------------------------------------ > 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: saliahamed@xxxxxxxxxxx > To unsubscribe visit http://www.webelists.com/cgi/lyris.pl?enter=exchangelist ________________________________________________________________________ Yahoo! India Careers: Over 50,000 jobs online Go to: http://yahoo.naukri.com/