Troubleshooting TCP/IP Fundamentals

TCP/IP Troubleshooting Overview

Monitoring

Application Metering
Network Management Systems
Baselining and Trend Analysis
Broadcasts
Response Time
Bandwidth and Throughput
Routing

Troubleshooting-Tools

Cable Tester
Field Analyzer
Protocol Analyzer
RFC 1147
Ping
ICMP
Documentation

Basic Protocol Analysis

Protocol Analyzer Types
Monitor versus Capture Mode
Analysis Strategies
Interpreting the Displays
Filter Techniques

Troubleshooting the different OSI Layers

Network Interface Layer: Cabling, Network Interface Card, Frame-Types, Broadcast Level, Bridge Configuration, Hubs/Repeaters
Internetwork Layer: Router Configuration, ARPs, Tunneling
Host-to-Host (Transport) Layer
Application Layer