大牛的博客
howto ,however, is simplify.
another space
ip link list
ip address show
ip route show
route -n
ip neigh show
ping -c 1 espa043 (add to arp)
ip neigh delete 9.3.76.43 dev eth0
ip rule list
ip route list table local
ip route list table main
vi /etc/iproute2/rt_tables