Wouldn't it be easier to just deliver mail to the server? You could set the mail server to relay from those subnets, that might be easier.
I don't think the output chain is relevant at all to what you want as the Mikrotik isn't relaying the messages. Josh Luthman Office: 937-552-2340 Direct: 937-552-2343 1100 Wayne St Suite 1337 Troy, OH 45373 On Tue, Aug 9, 2016 at 12:51 PM, That One Guy /sarcasm < thatoneguyst...@gmail.com> wrote: > right or wrong, i want to set up an open mail relay on our network for > mikrotik backups. I want to lock the relay down to only accept traffic from > our internal subnet for loopback IPs on the site routers. How do I make > specific traffic always present as the same IP no matter which interface it > exits since i cant seem to find a way to masquerade the output chain > > if it is doable, is there also a way to add a line to our default configs > that will set the presentation IP to whatever the loopback IP on that > device is? > > -- > If you only see yourself as part of the team but you don't see your team > as part of yourself you have already failed as part of the team. >
