If you’re going to use the SSHD stuff, along with the:
-A INPUT -p tcp -m tcp –dport 22 -j SSHD
you’ll also need:
-A INPUT -p tcp -m tcp –dport 22 -m state –state NEW -j ACCEPT
Random, usually tech stuff – mostly notes, gotchas, how tos …
If you’re going to use the SSHD stuff, along with the:
-A INPUT -p tcp -m tcp –dport 22 -j SSHD
you’ll also need:
-A INPUT -p tcp -m tcp –dport 22 -m state –state NEW -j ACCEPT