1.5. Configuration Checklist

Required Config Lines

Requirement	Action	Config	Comment
Must	Define	`Protocol 2`
Must	Define	`PermitRootLogon no`
Must	Define	`TCPKeepAlive yes`
Must	Not Define	`Protocol 1`
Should	Define	`X11Forwarding no`
Should	Define	`AllowTcpForwarding no`
Should	Define	`GatewayPorts no`
Should	Define	`PermitTunnel no`
Must	Define	`-A INPUT -p udp -m udp --dport $PORT -j ACCEPT`	In iptables configuration