Bmon

bmon is a free and open-source monitoring and debugging tool to monitor bandwidth and capture and display networking-related statistics. It features various output methods including an interactive curses user interface and programmable text output for scripting.^{[2][3][4][5][6]} bmon allows the user to see:

1. Network bandwidth real-time visualization
2. Total amount of transmitted data
3. CRC errors
4. Collisions
5. ICMPv6 traffic packets

bmon with expanded panels

bmon
Screenshot of bmon
Developer(s)	Thomas Graf
Stable release	4.0[1] / 13 December 2016; 8 years ago (13 December 2016)
Repository	github.com/tgraf/bmon
Written in	C
Operating system	Linux and Unix-like
License	BSD MIT