默认网关:
-
ip route show 0.0.0.0/0 | grep -oP 'via \K\S+'
- f
默认网卡:
-
awk '$2==00000000{print $1}' /proc/net/route
- d
默认出口IP:
-
ip route get 1.1.1.1 | grep -oP 'src \K\S+'
-
ip addr show dev $(awk '$2==00000000{print $1}' /proc/net/route) | awk '$1~/^inet/{sub("/.*","",$2);print $2}'