Sams Teach Yourself Network Troubleshooting in 24 Hours, Second Edition

Appropriate Analysis: Some Analyzer Scenarios

Let’s take a look at a couple scenarios in which analyzer use helped me out. In all cases, I was confronted by problems where we arrived at a theory, which then was proven through the use of the packet analyzer. This is how all of your analysis sessions should go.

I Can’t Print, Again

Let’s travel back to a problem we’ve discussed previously in Hour 19, “Internet and Intranet Troubleshooting: TCP/IP at Work.” Remember how I found a UNIX host that would not spool more than one print job to a given network print server at one time, even if that print server had multiple printers attached to it? In other words, the host assumed that each print server only had one printer—a seriously wrong assumption! ...