Re: Debian 11: How to disable IPv6
On Sat, Jul 09, 2022 at 06:51:22PM -0600, Charles Curley wrote:
> On Sat, 9 Jul 2022 15:59:48 -0400
> gene heskett <gheskett@shentel.net> wrote:
>
> > Andy, you obviously don't live in ipv4 only territory. Until n-m or
> > whatever gets trained to auto switch to ipv4 if 6 fails, then we have
> > no choice but to disable it if we want network connectivity of any
> > kind outside of our own home nets, in an address block that does not
> > get thru a router.
>
> Gene, I also live at the end of an IPv4 only connection. By and large I
> simply ignore IPv6. You may have an oddball setup, but it is up to you
> to housebreak your applications to use IPv4 first. I do it in part by
> using my own resolver, BIND9, and having it return only IPv4 addresses.
And every single piece of this discussion is irrelevant to the OP's
issue, which is that their MTA is apparently not listening on 127.0.0.1;25.
IPv6 is a red herring.
Reply to: