Quoting Willenbring, Daniel J. (DJWILLENBRIN at stthomas.edu):
> When I try to connect to my public address (or ip) it stalls.  I ran ssh -v
> -v -v and it gets just as far if I try to connect to a box that doesn't
> exist.  So I've narrowed it down to the modem (I think).  Are there any
> tricks to get the 678 to correctly forward those requests?  How can I
> troubleshoot this or test it?
> 

Running iptables or ipchains?

Check /etc/hosts.allow /etc/hosts.deny?
-- 
Minneapolis St. Paul Twin Cities MN        | Phone : (952)943-8700
http://www.mn-linux.org Minnesota Linux    | Fax   : (952)943-8500
Key fingerprint =  6C E9 51 4F D5 3E 4C 66 62 A9 10 E5 35 85 39 D9