USG20 VPN - How can I set up the outbound traffic for mail to use the same IP address?

a4g_inatl1 Posts: 1

I am setting up a new mail server. One of the problems I am seeing is the server validates in and outbound traffic, which is good. I have a block of 8 IPs, 5 usable. Example: to usable IP's.

My mail server is configured on

All outbound traffic goes through IP This is causing a problem for my mail server.

Is there a way to bind outbound mail to use instead of

Here is an example of the message: "Cannot match your IP against hostname (DNS returned"

TIA, Darryl.

All Replies

  • PeterUK
    PeterUK Posts: 2,850  Guru Member
    First Anniversary 10 Comments Friend Collector First Answer
    edited May 17

    Yes make a routeing rule with

    incoming LAN

    source address

    nexthop WAN

    SNAT none

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