Package: iptraf

"iptraf" package binaries on CentOS:

/usr/bin/iptraf /usr/bin/rvnamed

You may install this package on CentOS with yum install iptraf

"iptraf" package binaries on Debian:

/usr/sbin/iptraf /usr/sbin/rvnamed

You may install this package on Debian with apt-get install iptraf