NitoTV announced via twitter that the WIFI issue is fixed and live! Thanks to Saurik and Dhowett.
Apparently the problem was an SSH issue.
So here’s what you need to do to fix it.
Turn on your Jailbroken aTV 2nd Gen, scroll on over to NitoTV and open up the install software section Then scroll to OpenSSH and install it.
“Your WIFI issues should be history,” NitoTV