rpm

# install
rpm -ivh net-tools-2.0-0.24.20131004git.el7.x86_64.rpm

# update
rpm -U xxx

# erase
rpm -e xxx

# query
rpm -q iproute
rpm -qf /usr/sbin/ip
rpm -ql iproute

which

which ip

yum

file: /etc/yum.repos.d