On Mon, 8 Jun 2020 11:08:45 -0400 (EDT), Wietse Venema
wrote:
> This requires a new configuration parameter to always defer if the
> bind address is unavailable.
Thanks for confirming that I did not miss it in the documentation.
> On the oher hand, insead of using a tunnel and juggling routes,
This requires a new configuration parameter to always defer if the
bind address is unavailable. There is plemnty of code to copy from.
On the oher hand, insead of using a tunnel and juggling routes, you
could use TLS and AUTH for mail that needs to be sent through B.
That code will defer if B is
Hello,
I have an egress-only mail server (=local senders, no relay, no ingress)
which has 2 routes for reaching the internet:
- one from its own IP address (A)
- another through a tunnel to another server, which has one public IP
(B) and one route to the internet
That mail server sends emails
