The destination address is an inside global address.
The loopback address () is not a valid destination address.
Copies a specified number bytes from a source address to a destination address.
As packets arrive, they are filtered by their type, source address, destination address, and port information contained in each packet.
Much of the IP data is not useful, beyond the protocol and source/destination address information.
The NAT router checks the routing table to see if it has an entry for the destination address.
