nusenu:
tldr; How do you enable IPv6 exiting in torrc?
the following torrc part is apparently _not_ enough:
IPv6Exit 1 ExitRelay 1 ExitPolicy reject *:25 ExitPolicy accept *:* ExitPolicy reject6 *:25, accept6 *:* # AFAIU from the tor man page this line is redundant
ftr:
The bug is about to get fixed: https://trac.torproject.org/projects/tor/ticket/21357#comment:8