<a href="http://en.wikipedia.org/wiki/Ping">Ping</a> is the most basic network connectivity testing tool.
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<a href="http://en.wikipedia.org/wiki/Traceroute">traceroute</a> (or tracert) is also a very useful basic tool.
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There are many monitoring tools. You can use software or hardware to text connectivity, Fluke makes a line of electrical and network monitoring tools.
Network probe or Shark will also give you a good idea of where information on the network is going, and if there are collisions/errors, etc.
Hope this helps!
-Schmidtw
Last Wiki Answer Submitted: September 24, 2008 2:57 pm by Schmidtw11,205 pts.
All Answer Wiki Contributors: Schmidtw11,205 pts. ,
Labnuke9932,645 pts.
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