0
votes
1answer
2k views

exchange 2010 server error 550 5.7.1 unable to relay

We just moved to exchange 2010 and everytime one of our remote users sends emails they instantly get back "Your message did not reach some or all of the intended recipients. Subject: test Sent: ...
0
votes
0answers
402 views

POP authentication failure after migrating Xmail to Windows 7

I've been running an XMail server on my home PC for some years, on XP and Vista. My Vista system recently died, and I'm now trying to get XMail up on Windows 7. I appear to have successfully migrated ...
0
votes
2answers
138 views

how to enable bounceback on internet facing linux email relay w/ Exchange 2000 backend

I have to use a Win2k/Exchange 2k setup for our companies mail. There is no way to change or upgrade that. Due to various hacking & spam scenarios that played out, we implemented a linux based ...