TCP/IP overview; TCP/IP protocol stack; what it does/doesn't provide; packet information; TCP; ARP; ICMP; extract IP destination address; VLSM; interior routing protocols; RIP; IGRP; classless routing; classless interior routing protocols; RIP version 2; OSPF; EIGRP; exterior routing protocols; integrating multiple protocols; router discovery mechanics; RSVP; network address translation; troubleshooting; open jaw roots; congestion.