- improve logging.
- correct multicast address check for the relayed destination.
- repair EPRT translation.
- support 227 result without paren.
- change behavior on no-argument to more sensible side
(before: relay telnet, now: error)
WARNING: you may need to change your startup script.
sync with kame.
benefits: allows us to access-control inbound traffic by using hosts.allow(5).
possible drawbacks: inetd mode has no chance for multi-connection-per-single-
process enhancement. current faithd(8) needs 1 process per 1 connection
anyways.
