linux系统添加网关命令

route -n 查看当前网关,发现无线网络没有网关Kernel IP routing tableDestinationGatewayGenmaskFlags Metric RefUse Iface0.0.0.0192.168.3.10.0.0.0UG000 eth00.0.0.0192.168.1.10.0.0.0UG

uolian

5995人浏览 · 2022-01-22 00:45:12

uolian · 2022-01-22 00:45:12 发布

route -n 查看当前网关,发现无线网络没有网关

Kernel IP routing table
Destination Gateway Genmask Flags Metric Ref Use Iface
0.0.0.0 192.168.3.1 0.0.0.0 UG 0 0 0 eth0
0.0.0.0 192.168.1.1 0.0.0.0 UG 0 0 0 eth0
10.10.80.0 0.0.0.0 255.255.255.0 U 0 0 0 eth0
192.168.3.0 0.0.0.0 255.255.255.0 U 0 0 0 wlan0
192.168.3.0 0.0.0.0 255.255.255.0 U 0 0 0 eth0

#添加一个
添加的网关和ip在同一个网段：route add default gw 192.168.3.1 dev wlan0
添加的网关和ip不在同一个网段：
1、route add -host 192.168.2.3 dev eth0
2、route add default gw 192.168.2.5 dev eth0

route -n

Kernel IP routing table
Destination Gateway Genmask Flags Metric Ref Use Iface
0.0.0.0 192.168.3.1 0.0.0.0 UG 0 0 0 eth0
0.0.0.0 192.168.3.1 0.0.0.0 UG 0 0 0 wlan0
0.0.0.0 192.168.1.1 0.0.0.0 UG 0 0 0 eth0
10.10.80.0 0.0.0.0 255.255.255.0 U 0 0 0 eth0
192.168.3.0 0.0.0.0 255.255.255.0 U 0 0 0 wlan0
192.168.3.0 0.0.0.0 255.255.255.0 U 0 0 0 eth0