修改双网卡脚本

#!/bin/bash

em1='/etc/sysconfig/network-scripts/ifcfg-em1'

em2='/etc/sysconfig/network-scripts/ifcfg-em2'

bond0='/etc/sysconfig/network-scripts/ifcfg-bond0'

mod='/etc/modprobe.d/dist.conf'

rc='/etc/rc.local'

cat > $em1 <<EOF

DEVICE=em1

ONBOOT=yes

BOOTPROTO=none

EOF

cat > $em2 <<EOF

DEVICE=em2

ONBOOT=yes

BOOTPROTO=none

EOF

cat > $bond0 <<EOF

DEVICE=bond0

BOOTPROTO=static

NETMASK=xxxxxxx

NETMASK=xxxxxxx

GATEWAY=xxxxxxxxx

ONBOOT=yes

TYPE=Ethernet

BONDING_OPTS="mode=4 xmit_hash_policy=layer3+4 miimon=100"

EOF

cat >> $mod <<EOF

alias bond0 bonding

EOF

cat >> $rc <<EOF

ifenslave bond0 em1 em2

EOF