...
# Set this if the client doesn't report the correct hostname when
# telnetting to localhost, port 4949
#
host_name quigon.federez.net

# A list of addresses that are allowed to connect.  This must be a
# regular expression, since Net::Server does not understand CIDR-style
# network notation unless the perl module Net::CIDR is installed.  You
# may repeat the allow line as many times as you'd like

allow ^127\.0\.0\.1$
allow ^::1$
allow ^5\.39\.82\.35$
allow ^2001:41d0:8:9423::1$
...