Information Technology Laboratory II (ITS 332)

Lab Manual

The entire lab manual is available for download as a single PDF. Below are links on specific topics.

Linux

Videos

• Explanation of permissions in Linux, such as meaning of -rwxr--r-- in the output of ls command
• Examples demonstrating permissions, showing how different uses can/cannot access files.
• Switching users and using sudo to execute a command as superuser. Commands: su, sudo
• Changing permissions, changing user and group owners of files and directories. Commands: chmod, chown, chgrp

Links

• Unix at Wikipedia
• Linux distributions
• Ubuntu
• Redhat Linux
• UNIX Shell Programming Quick Start Guide from Informit
• List of Linux Bash Shell commands
• Bash Reference Manual

Wireshark

Links

• Wireshark - download the software for free, read the manual, use example packet captures, ...

Client/Server Applications

Links

• Apache Web Server
• OpenSSH and Putty

Networking Tools

Layer 2 Networking

Links

• -

Layer 3 Networking

Links

• -

Firewalls

Links

• Iptables/Netfilter

Client/Server Programming

Links

• Example source code: example.c | client.c | server.c | client_udp.c | server_udp.c

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