We have a Windows 2003 server in the office, with Apache installed to run test sites on. However, we wanted to install Exchange 2003, which meant installing IIS 6 onto the machine as well. We had added multiple IP addresses to the server so that IIS could have one and Apache could have another (so [...]
I just had a problem where Exchange was bouncing emails back to the sender with the error message:
#< #5.7.1 smtp;550 5.7.1 This system is configured to reject mail from 195.***.***.*** (DNS reverse lookup failed)> #SMTP#
Some servers are configured not to deliver emails [...]
I installed my first Exchange 2007 server yesterday. It is a lot different to Exchange 2000/2003, but I think I tlike [...]