Debian 网络设置 ifconfig 实用指南
一 准备与接口名称
ifconfig -aifconfig eth0sudo apt update && sudo apt install net-tools -y二 临时配置网络(重启后失效)
sudo ifconfig eth0 upsudo ifconfig eth0 downsudo ifconfig eth0 192.168.1.100 netmask 255.255.255.0 upsudo ifconfig eth0 broadcast 192.168.1.255sudo route add default gw 192.168.1.1 eth0nameserver 8.8.8.8nameserver 8.8.4.4三 常用 ifconfig 高级操作
sudo ifconfig eth0 mtu 1500sudo ifconfig eth0 promiscsudo ifconfig eth0 -promiscsudo ifconfig eth0 downsudo ifconfig eth0 hw ether 00:11:22:33:44:55sudo ifconfig eth0 upsudo ifconfig eth0:1 192.168.1.20 netmask 255.255.255.0sudo ifconfig eth0:1 down(必要时 sudo ifconfig eth0:1 del)四 持久化配置与验证
sudo nano /etc/network/interfacesauto eth0
iface eth0 inet static
address 192.168.1.100
netmask 255.255.255.0
gateway 192.168.1.1
dns-nameservers 8.8.8.8 8.8.4.4
sudo systemctl restart networkingsudo nmcli devsudo nmcli dev wifi connect "SSID" password "PASS" ifname wlan0ifconfig eth0route -nping -c 4 8.8.8.8 与 ping -c 4 google.com