linux增加网卡ip地址
example
ip addr add 192.168.5.124/24 dev eth0 label eth0:5
ifconfig eth0:5 up
ip addr del 192.168.1.100/24 dev eth0
example
ip addr add 192.168.10.199/24 dev eth0 label eth0:10
route add default gw 192.168.10.254
reference:
https://blog.csdn.net/qq_43445867/article/details/140925196