Hello, we use our Sophos UTM as a SMTP Relay in front of our Exchange Servers. We have several Web applications that are hosted elsewhere an that use our Sophos as SMTP Relay - all of them figure in the list of "Allowed Hosts/Networks" under Host…

Hello. I am in process to set up a new UTM9 SG230 (Last firmware ver) appliance on our network, and while setting DKIM signing faced some strange problem: DKIM authentification passes on GMAIL and Port25 domains, but when I send a mail to Hotmail.com…