補(bǔ)充：這是對(duì)于第一次添加的網(wǎng)卡有效，如果需要重復(fù)添加和刪除后自動(dòng)配置，需要更改腳本，改為根據(jù)ip a命令的信息來(lái)修改。
#!/bin/bash
#update:2013-02-25
#author:ihuotui
#version 0.1
cdate=$(date '+%Y%m%d')
num=$(ifconfig -a | grep eth | wc -l)
echo "ethX=" $num >> ethX
for ((n=1;n${num};n++))
do
if [ -e /etc/sysconfig/network-scripts/ifcfg-eth${n} ] ; then
sed -i '/HWADDR/d' /etc/sysconfig/network-scripts/ifcfg-eth${n}
ifconfig -a | grep "eth${n}" | awk '{print "HWADDR=\""$5"\""}' >> /etc/sysconfig/network-scripts/ifcfg-eth${n}
else
touch /etc/sysconfig/network-scripts/ifcfg-eth${n}
ifconfig -a | grep "eth${n}" | awk '{print "HWADDR=\""$5"\""}' >> /etc/sysconfig/network-scripts/ifcfg-eth${n}
echo NM_CONTROLLED="\"yes\"" >> /etc/sysconfig/network-scripts/ifcfg-eth${n}
echo ONBOOT="\"yes\"" >> /etc/sysconfig/network-scripts/ifcfg-eth${n}
echo TYPE="\"Ethernet\"" >> /etc/sysconfig/network-scripts/ifcfg-eth${n}
echo BOOTPROTO="\"dhcp\"" >> /etc/sysconfig/network-scripts/ifcfg-eth${n}
echo UUID="\"2460e474-fad8-4b46-baba-da6f45ae158"${n}"\"" >> /etc/sysconfig/network-scripts/ifcfg-eth${n}
echo DEVICE="\"eth"${n}"\"" >> /etc/sysconfig/network-scripts/ifcfg-eth${n}
continue
fi
done
