Network+ Training Guide

Troubleshooting Tools

• Given a troubleshooting scenario, select the appropriate TCP/IP utility from among the following:

  • tracert

  • ping

  • arp

  • netstat

  • nbtstat

  • ipconfig/ifconfig

  • winipcfg

  • nslookup

The best way to work through this chapter is to try each of the utilities discussed, to get a better idea of how they are used and what they were designed to do. These tools are the core utilities used in the troubleshooting of TCP/IP networks and are used extensively real-world environments. The following sections describe these utilities:

• ping

• Trace route

• arp

• netstat

• nbtstat

• ipconfig and ifconfig

• winipcfg

• nslookup

• route

Note that not all the tools discussed here are available on every operating system. However, the discussion begins by looking at one that is not only available ...