Looks like that'd be the problem of whoever maintains mxsmta02.inithost.com.
> -----Original Message----- > From: Exchange Server [mailto:[EMAIL PROTECTED]] > Sent: Tuesday, June 25, 2002 2:34 PM > To: Exchange Discussions > Subject: Re: weird NDR > > I am unable to send mail using raw telnet when sending from the user > [EMAIL PROTECTED] if I use [EMAIL PROTECTED] in the "Mail From" > it works fine....see below! > > > 220 mxsmta02.inithost.com ESMTP server (InterMail vM.5.01.03.06 > 201-253-122-11 > 106-20010523) ready Tue, 25 Jun 2002 15:21:43 -0400 > Helo test.company.com > 500 Command unknown: HELO' > HELO test.company.com > 250 mxsmta02.inithost.com > MAIL > 500 Command unknown: 'MAIL' > MAIL FROM:<[EMAIL PROTECTED]> > 553 Authentication is required to send mail as <[EMAIL PROTECTED]> > MAIL FROM:<[EMAIL PROTECTED]> > 550 Sender address is invalid > MAIL FROM:<[EMAIL PROTECTED]> > 250 Sender <[EMAIL PROTECTED]> Ok > > > > > > Can you send mail to them using raw telnet with that from address? > > > -----Original Message----- > > From: Exchange Server [mailto:[EMAIL PROTECTED]] > > Sent: Tuesday, June 25, 2002 2:13 PM > > To: Exchange Discussions > > Subject: Weird NDR > > > > I am having a weird problem. I have users in my company that can send > > > email just fine to a particular email address. But I have other users > > > that get the following NDR when they send to the same address. This > > is a single Exchange2K server, sp2. Everyone is configured the same. > > > > Any ideas? > > > > > > > > Your message did not reach some or all of the intended recipients. > > > > Subject: test > > Sent: 6/24/2002 5:05 PM > > > > The following recipient(s) could not be reached: > > > > '[EMAIL PROTECTED]' on 6/24/2002 5:05 PM > > There was a SMTP communication problem with the > > recipient's email server. Please contact your system administrator. > > <gipper.TelPro1.com #5.5.0 smtp;553 Authentication is > > required to send mail as <[EMAIL PROTECTED]>> > > > > _________________________________________________________________ > > List posting FAQ: http://www.swinc.com/resource/exch_faq.htm > > Archives: http://www.swynk.com/sitesearch/search.asp > > To unsubscribe: mailto:[EMAIL PROTECTED] > > Exchange List admin: [EMAIL PROTECTED] > > _________________________________________________________________ > List posting FAQ: http://www.swinc.com/resource/exch_faq.htm > Archives: http://www.swynk.com/sitesearch/search.asp > To unsubscribe: mailto:[EMAIL PROTECTED] > Exchange List admin: [EMAIL PROTECTED] > > > _________________________________________________________________ > List posting FAQ: http://www.swinc.com/resource/exch_faq.htm > Archives: http://www.swynk.com/sitesearch/search.asp > To unsubscribe: mailto:[EMAIL PROTECTED] > Exchange List admin: [EMAIL PROTECTED] _________________________________________________________________ List posting FAQ: http://www.swinc.com/resource/exch_faq.htm Archives: http://www.swynk.com/sitesearch/search.asp To unsubscribe: mailto:[EMAIL PROTECTED] Exchange List admin: [EMAIL PROTECTED]
