And check first connectivity ping and telnet tcp ports 22 , 873 to ips destination's from your linuxbox:

Record A rsync2.dnswl.org
139.162.192.198
142.44.243.216

Or use in the command directly the ip.
You are behinds a router, proxy , Nat device. May cause problems or deny filter traffic. If share a Wireshark capture will see what's happens  ..

El vie., 3 de mayo de 2019 0:23, Randy Bush <randy@psg.com> escribió:
% /usr/local/bin/rsync --times rsync2.dnswl.org::dnswl/bind-dnswl-nons.zone /var/dns/primary/org.dnswl
rsync: read error: Connection reset by peer (54)
rsync error: error in socket IO (code 10) at io.c(785) [Receiver=3.1.3]

this has been going on for a while.  admins do not respond to email.
and yes, i paid.

would be a bummer.  was useful.

randy