Package: iproute

"iproute" package binaries on CentOS:

/sbin/bridge /sbin/cbq /sbin/ifcfg /sbin/ip /sbin/rtmon /sbin/tc /usr/sbin/arpd /usr/sbin/lnstat /usr/sbin/nstat /usr/sbin/rtacct /usr/sbin/ss

You may install this package on CentOS with yum install iproute