vnstat
Network Traffic Monitor
vnStat is a network traffic monitor for Linux that keeps a log of daily network traffic for the selected interface(s). vnStat isn't a packet sniffer. The traffic information is analyzed from the /proc filesystem, so vnStat can be used without root permissions.
There is no official package available for openSUSE Leap 15.5Distributions
openSUSE Tumbleweed
openSUSE Leap 15.6
openSUSE Leap 15.5
openSUSE Leap 15.4
SUSE SLE-15-SP1
SUSE SLE-12-SP5
Unsupported distributions
The following distributions are not officially supported. Use these packages at your own risk.