Linux Ubuntu查看Gateway、DNS等网络配置

william@nio:~$ nmcli dev show eth0
GENERAL.DEVICE:                         eth0
GENERAL.TYPE:                           ethernet
GENERAL.HWADDR:                         A0:8C:FD:E1:E7:7B
GENERAL.MTU:                            1500
GENERAL.STATE:                          100 (connected)
GENERAL.CONNECTION:                     Wired connection 2
GENERAL.CON-PATH:                       /org/freedesktop/NetworkManager/ActiveConnection/0
WIRED-PROPERTIES.CARRIER:               on
IP4.ADDRESS[1]:                         10.110.17.198/21
IP4.GATEWAY:                            10.110.16.1
IP4.ROUTE[1]:                           dst = 10.110.0.254/32, nh = 10.110.16.1, mt = 100
IP4.ROUTE[2]:                           dst = 169.254.0.0/16, nh = 0.0.0.0, mt = 1000
IP4.DNS[1]:                             10.110.0.19
IP4.DNS[2]:                             10.110.0.15
IP6.ADDRESS[1]:                         fe80::f3e0:ed8b:8e9:5f75/64
IP6.GATEWAY:                            
william@nio:~$ 

其它常用网络命令

ip addr show
netstat -ie
ifconfig

查看 Gateway

netstat -rn 
route -n

查看 DNS

william@nio:~$ cat /etc/resolv.conf 
# Generated by NetworkManager
nameserver 127.0.1.1
william@nio:~$