I'll bet at least some of those workstations, the ones that can't connect at all, are trying to contact the Exchange server via an ISP which is now blocking RPC traffic, thanks to msblaster.
-Peter -----Original Message----- From: PF: Exchange [mailto:[EMAIL PROTECTED] Sent: Tuesday, August 19, 2003 6:35 To: Exchange Discussions Subject: RE: Exchange (5.5) server not available It may be unrelated, but always helps: make sure your DNS is working correctly and those windows 2000 clients can resolve the name of the exchange server (NSLOOKUP exchsvrname) -Kevin > -----Original Message----- > From: Shawn Connelly [mailto:[EMAIL PROTECTED] > Posted At: Tuesday, August 19, 2003 5:51 AM > Posted To: Exchange > Conversation: Exchange (5.5) server not available > Subject: Exchange (5.5) server not available > > > This is very strange and I'm at a complete loss as to what > the problem is. > As of yesterday, 3 out of 53 computers all connected the same > or similar way > with the same OS and Outlook client... are encountering one > or more of the > following problems: > > Server: Exchange Server 5.5 with latest patches > Workstations: Windows 2000 with SP3 or 4 - all patched for > Blaster worm. > Outlook 2002 > > 1. Very long delays in viewing messages at times (though > quite often). The > message, "Requesting Data from Microsoft Exchange Server" appears and > requires a very long time before it completes. It's like > being on a very > slow MODEM connection. I have sense attempted to > re-establish the client > connection by removing their profile. Upon entering the > client name and > clicking check name, the workstation can no longer see the > Exchange server > at all. > > 2. Connecting a client (Outlook connecting to Exchange Server > setting) is > impossible. Typing the user name and clicking check name takes over 5 > minutes before the message, "Exchange Server unavailable appears" or > "Outlook could not log on. Check to make sure you are connected to the > network and are using the proper server and mailbox name." > > All systems can browse the Internet and also > ping the MS Exchange server and telnet to port 25 on the > Exchange Server > from both internally and externally. I've attempted connecting to the > Server's name, its specific IP address... nothing seems to > work from Outlook > or its client configuration program. > > What has happened since last Wednesday that is causing > problems on only 3 of > 53 workstations? > > I'm at a loss!! > > Help please! > > SDC > > _________________________________________________________________ > List posting FAQ: http://www.swinc.com/resource/exch_faq.htm > Web Interface: > http://intm-dl.sparklist.com/cgi-bin/lyris.pl?enter=exchange&t ext_mode=&lang=english To unsubscribe: mailto:[EMAIL PROTECTED] Exchange List admin: [EMAIL PROTECTED] _________________________________________________________________ List posting FAQ: http://www.swinc.com/resource/exch_faq.htm Web Interface: http://intm-dl.sparklist.com/cgi-bin/lyris.pl?enter=exchange&text_mode=&lang=english To unsubscribe: mailto:[EMAIL PROTECTED] Exchange List admin: [EMAIL PROTECTED] ______________________________________________ This message is private or privileged. If you are not the person for whom this message is intended, please delete it and notify me immediately, and please do not copy or send this message to anyone else. _________________________________________________________________ List posting FAQ: http://www.swinc.com/resource/exch_faq.htm Web Interface: http://intm-dl.sparklist.com/cgi-bin/lyris.pl?enter=exchange&text_mode=&lang=english To unsubscribe: mailto:[EMAIL PROTECTED] Exchange List admin: [EMAIL PROTECTED]
