17.14. Exam Essentials

Know how to describe and use the troubleshooting information and statistics that arp, nbtstat, and netstat provide for you

The arp utility shows whether an IP address is being resolved to your MAC address (or someone else's, in case of conflicts). The netstat utility produces TCP/IP statistics, and nbtstat produces NetBIOS over TCP/IP statistics.

Know how to diagnose a network by using TCP/IP's troubleshooting commands

ping echoes back if a machine is alive and active on a network. tracert shows the path that the ping packets take from source to target. And telnet enables a user to participate in a remote text-based session.

Know what the tracert utility does

The tracert utility finds the route from your computer to any ...

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