Ping & sshd works, ssh does not. Iptables port closed?

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http://forums.fedoraforum.org – I'm using virtual box 4.1.20 on a windows 7 host and fedora 17 guest. Windows can ping fedora and fedora can ping windows. sshd is running on fedora because I "ssh" works. However, cygwin ssh on windows times out. I've been experiment with different network adapaters and discovered that if I use the "NAT" adapter, I can "yum install emacs" and that worked. So, I think I need to open up port 22 for ssh to get in. Can someone give me the commands to open the ssh port (22 I think?) so I can use ssh to transfer files? I tried using samba, but I'm (HowTos)