1、安装ifstat
wget http://distfiles.macports.org/ifstat/ifstat-1.1.tar.gz
tar xzvf ifstat-1.1.tar.gz
cd ifstat-1.1
./configure
make && make install
2、安装iftop
yum install -y flex byacc libpcap ncurses-devel libpcap-devel
wget http://www.ex-parrot.com/pdw/iftop/download/iftop-1.0pre4.tar.gz
tar zxvf iftop-1.0pre4.tar.gz
cd iftop-1.0pre4
./configure
make && make install
原文：http://blog.51cto.com/13230852/2169350