Who should attend
Network administrators, network managers and all technical staff who are responsible for planning, implementing, and ensuring high performance operation of their data networks.
Prerequisites
Basic understanding of Network Fundamentals and TCP/IP operation
Packet Analysis with Ethereal/Wireshark Analyser
Course Objectives
Delegates will acquire knowledge and experience about detailed analysis and troubleshooting of typical network protocols and applications with specific focus on switched Ethernet, TCP/IP networks and TCP/IP based applications.
Course Content
Switched Ethernet analysis
- Duplex & Speed Issues
- Spanning Tree operation and Spanning Tree analysis
- Analysing VLANs, VLAN-Tagging
TCP/IP analysis of the network layer
- IP addressing
- Typical IP scenarios
- IP options
- ICMP, ARP and DHCP
TCP/IP analysis of the transport layer
- TCP functions
- Session Setup, Data Transfer and Session Teardown
- Window Mechanism and Window optimisation
- TCP options (SACK, Window Scaling) and TCP timers
- UDP functions
Analysing and troubleshooting TCP/IP with Wireshark
- Wireshark preferences for advanced TCP/IP analysis
- Typical TCP/IP related problems
- Wireshark Expert Info messages and their meanings
TCP/IP applications
- HTTP
- FTP
- SMB
- DNS
- SSL