Linux View network card throughput and network card traffic with the command, Iptraf view.

1 command line Input directly: Iptraf (if not, install with yum install Iptraf)

2. Open Enter to select IP image.

3. Select the interface for the monitoring test, all interfaces.

4. Turn on the listening status log and the system default log path. /var/log/iptraf/ip_traffic.log

4. After running, turn on the monitor network card traffic

5.iptraf Reference Usage:

Man Iptraf View

There are also many tool commands to view:

Watch command:

Watch-n 1 "/sbin/ifconfig eth0 | grep bytes ".

Other answers

1, Iptraf tool (http://iptraf.seul.org), provides a dashboard for each NIC throughput: iptraf-d eth0.
2. Watch command: watch-n 1 "/sbin/ifconfig eth0 | grep bytes "

Linux View network card throughput and network card traffic with the command, Iptraf view.