© 2012 Cisco and/or its affiliates. All rights reserved.SPNGN1 v1.01—1-1 IP Fundamentals.
1 NAT Network Address Translation Motivation for NAT To solve the insufficient problem of IP addresses IPv6 –All software and hardware need to be updated.
1 TCP/IP Protocols Review o Protocol Model o Internet Protocol – IP/ICMP/ARP o Reliable Stream Transport Service - TCP o User Datagram Protocol - UDP o.
