Open Source Linux network analyzer
Open Source Linux network analyzer
Which are there? What features do they offer?
What exactly do you need?
- wireshark - network sniffer/analyzer
- iftop - bandwidth usage
- darkstat - traffic analyzer
- nmap - network port scanner
- nessus - vulnerability scanner
- metasploit - penetration testing
Can't believe nobody mentioned tcpdump. Click on the link to see the list of features
ntop is a solution that has been around for a while, can be extended with plugins. Here is a short how-to.
Wireshark (formerly ethereal) is my favorite.