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1.1 KiB
1.1 KiB
shell脚本案例
作者：行癫（盗版必究）
一：脚本案例
1.配置静态IP案例
#!/bin/bash
# This script configures a static IP address on CentOS 7
# Define variables for the IP address, netmask, gateway, and DNS servers
IP_ADDRESS=192.168.1.100
NETMASK=255.255.255.0
GATEWAY=192.168.1.1
DNS_SERVERS="8.8.8.8 114.114.114.114"
# Backup the original network configuration file
cp /etc/sysconfig/network-scripts/ifcfg-ens33 /etc/sysconfig/network-scripts/ifcfg-ens33.bak
# Modify the network configuration file with the static IP address, netmask, gateway, and DNS servers
cat << EOF > /etc/sysconfig/network-scripts/ifcfg-ens33
TYPE=Ethernet
BOOTPROTO=none
NAME=ens33
DEVICE=ens33
ONBOOT=yes
IPADDR=$IP_ADDRESS
NETMASK=$NETMASK
GATEWAY=$GATEWAY
DNS1=${DNS_SERVERS%% *}
DNS2=${DNS_SERVERS##* }
EOF
# Restart the network service to apply the changes
systemctl restart network
# Display the new network configuration
ip addr show ens33
centos stream 9