I am new to Sophos UTM Email Protection, need some assistance from the experts. I have my Sophos UTM (multiple subscriptions e.g. WAF, Email Protection etc.) in DMZLAN, the (Internal) Email Servers are also in DMZLAN. All network segments are using another Firewall as Gateway.
To ensure that both incoming and outgoing Emails are secured/processed by Sophos UTM Email Protection, what I have to do on the Firewall (Gateway) or on Sophos UTM (apart from configuring the Email Protection section described in "Basic Exchange setup with SMTP Proxy" community blog).
so my main question is how/what traffic to redirect to Sophos UTM as it is not the Default GW for incoming/outgoing Email traffic. Can someone pleases elaborate detailed steps?
Thanks in Advance
You should use the Sophos UTM IP as Smarthost in your Mailserver (so all mails flow outgoing to this IP/Sophos UTM) and allow the IP of the Mailserver as allowed host for relay in the SMTP Profile (option…
Hallo and welcome to the UTM Community!
If you're still fighting this, try Basic Exchange setup with SMTP Proxy which works with most mail servers whether internal or external.
Cheers - Bob
Thank you very much Bob. Its done. I couldn't find Smart Host option in my Atmail server but just relied on forwarding SMTP traffic towards Sophos UTM instead of Mail Server.