VNSTAT

Vnstat:
     In is an console based Network Traffic monitor.

Package:                      vnstat-*.el*.rf.i386.rpm           (for 32 bit os).
                      vnstat-*.el*.rf.x_86.rpm           (for 64 bit os).

Installation:                      rpm -ivh vnstat-*.el*.rf.*.rpm

Command:                 vnstat
                 vnstat -d (daily report)
                 vnstat -w(weekly report)
                 vnstat -m(monthly report)