Linux初学者的简易脚本----自动配IP

来源：互联网发布：淘宝宝贝评价没有了编辑：程序博客网时间：2024/05/22 06:32

#!/bin/bash#自动配IP # Author: tianzhaogao （E-mail: 296862380@qq.coom）  line_num=$(cat /etc/sysconfig/network-scripts/ifcfg-eth0 | wc -l) while [ "$line_num" -gt 7 ]    do        sed -i '8c \' /etc/sysconfig/network-scripts/ifcfg-eth0        line_num=$(cat /etc/sysconfig/network-scripts/ifcfg-eth0 | wc -l)    done     read -t 30 -p "Please input IP:" ipnum n1=$(echo "$ipnum" | cut -d "." -f 1)n2=$(echo "$ipnum" | cut -d "." -f 2)n3=$(echo "$ipnum" | cut -d "." -f 3)n4=$(echo "$ipnum" | cut -d "." -f 4) if [ "$n1" -le 255 -a "$n2" -le 255 -a "$n3" -le 255 -a "$n4" -le 255 ];then    echo -e IPADDR="$ipnum""\n"NETMASK=255.255.255.0"\n"GETWAY="$n1"\."$n2"\."$n3"\.1"\n"IPV6INIT=no"\n"USERCTL=no >> /etc/sysconfig/network-scripts/ifcfg-eth0    sed -i 's/ONBOOT="no"/ONBOOT="yes"/g' /etc/sysconfig/network-scripts/ifcfg-eth0    sed -i 's/BOOTPROTO=dhcp/BOOTPROTO=none/g' /etc/sysconfig/network-scripts/ifcfg-eth0    sed -i 's/ONBOOT=no/ONBOOT=yes/g' /etc/sysconfig/network-scripts/ifcfg-eth0    service network restartfi

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