一个更换ip的sh

ubuntu环境:
#!/bin/bash
        echo  "ipaddr:"
        read line
        echo $line
        sed "s/address.*$/address=${line}/g" /etc/network/interfaces
centos 环境（没有测试）
#!/bin/bash
        echo  "ipaddr:"
        read line
        echo $line
        sed "s/IPADDR.*$/IPADDR=${line}/g" /etc/sysconfig/network-scipts/ifcfg-eth0