Quote Originally Posted by pau1knopp
You should not have to change anything if you have an IP address on the client. You will not be able to ping www.yahoo.com (because you are "inside" the natted network), but you should be able to use a browser to access it from the client, as long as the internet connection is working on the host.
Being inside a NAT system does not stop one from doing this ping. The NAT router knows you sent out the request and gets the response back to you. As confirmation, I just did it (from Windows) from behind my NAT router:
Code:
C:\WINDOWS>ping www.yahoo.com

Pinging www.yahoo.akadns.net [216.109.117.108] with 32 bytes of data:

Reply from 216.109.117.108: bytes=32 time=223ms TTL=54
Reply from 216.109.117.108: bytes=32 time=220ms TTL=54
Reply from 216.109.117.108: bytes=32 time=192ms TTL=54
Reply from 216.109.117.108: bytes=32 time=221ms TTL=54

Ping statistics for 216.109.117.108:
    Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
    Minimum = 192ms, Maximum =  223ms, Average =  214ms