[asterisk-users] Local calls not possible when Internet connection down

[Greg Troxel]

Marek Greško <marek.gresko at protonmail.com> writes:

> But I am not sure why this is happening. I have sip providers hostname
> in /etc/hosts file to prevent such situations. Should I reconfigure it
> not to use hosts file but rather some RPZ on DNS server? Does asterisk
> ignore hosts file? Or does it try to do some srv lookups? But in
> either case, why does this influence local calls? Local domain should
> really be resolvable.

You should run tcpdump on 53 and 5353 in multiple places and figure out
what it is doing, rather than asking us, who can only guess.