The basic of TCP?IP; TCP/IP communications overview; routing protocols used in TCP/IP networks; the basic of Cisco Routers - product overview; Routers Basics; configuring Cisco Routers; getting started with a network - when things go wrong; Troubleshooting Router hardware; Troubleshooting TCP/IP connectivity; Troubleshooting LAN, WAN, and serial line problems; Troubleshooting performance problems; network security.
