Centos 6.6 1. modify /etc/modprobe.d/bond.conf alias bond0 bonding 2. config eth0 & eth1 cat /etc/sysconfig/network-scripts/ifcfg-eth0 DEVICE=eth0 TYPE=Ethernet ONBOOT=yes BOOTPROTO=none MASTER=bond0 SLAVE=yes USERCTL=no cat /etc/sysconfig/network-scripts/ifcfg-eth1 DEVICE=eth1 TYPE=Ethernet ONBOOT=yes BOOTPROTO=none MASTER=bond0 SLAVE=yes USERCTL=no 3. modify /etc/sysconfig/network-scripts/ifcfg-bond0 DEVICE=bond0 TYPE=Ethernet ONBOOT=yes BOOTPROTO=static USERCTL=no BONDING_OPTS="mode=1 miimon=100" IPADDR=10.11.192.10 NETMASK=255.255.255.0 GATEWAY=10.11.192.1 4. service network restart