This white paper addresses twelve common issues that network administrators should examine when troubleshooting network problems.

Topics such as:

Mental Prepartation

Physical & Network Layer Verification

Interviewing the User

Isolating the Problem

Having an Up-to-date Network Diagram (Not an Outdated one)

& Document, Document, Document

all dig into the day to day of common troubleshooting steps that you know or maybe should know.