[우분투20.04]사설ip 연결

폴더 만들기

sudo mkdir /etc/netplan/netplan

sudo vi /etc/netplan/netplan/01-network-manager-all.yaml

# Let NetworkManager manage all devices on this system
network:
  version: 2
  renderer: networkd
  ethernets:
     enp1s0:
         dhcp4: yes
     enp2s0:
         dhcp4: false
         addresses: [169.254.111.222/24]
         #gateway4: 169.254.111.1
         routes:
           - to: 0.0.0.0/0
             via: 169.254.111.1
             metric: 201
         nameservers:
           addresses: [8.8.8.8]

sudo netplan apply

완성된 모습

sudo apt install net-tools
route -n

martroot@isu-controller:~$ route -n
Kernel IP routing table
Destination     Gateway         Genmask         Flags Metric Ref    Use Iface
0.0.0.0         192.168.1.1     0.0.0.0         UG    100    0        0 enp1s0
0.0.0.0         169.254.111.1   0.0.0.0         UG    201    0        0 enp2s0
169.254.111.0   0.0.0.0         255.255.255.0   U     0      0        0 enp2s0
172.17.0.0      0.0.0.0         255.255.0.0     U     0      0        0 docker0
172.18.0.0      0.0.0.0         255.255.0.0     U     0      0        0 docker_gwbridge
192.168.1.0     0.0.0.0         255.255.255.0   U     0      0        0 enp1s0
192.168.1.1     0.0.0.0         255.255.255.255 UH    100    0        0 enp1s0

ifconfig

enp1s0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST>  mtu 1500
       inet 192.168.1.10  netmask 255.255.255.0  broadcast 192.168.1.255
       inet6 fe80::2e0:97ff:fe1b:f4d0  prefixlen 64  scopeid 0x20<link>
       ether 00:e0:97:1b:f4:d0  txqueuelen 1000  (Ethernet)
       RX packets 9585  bytes 6694471 (6.6 MB)
       RX errors 0  dropped 0  overruns 0  frame 0
       TX packets 8911  bytes 1207332 (1.2 MB)
       TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0
       device memory 0xdf400000-df4fffff  
enp2s0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST>  mtu 1500
       inet 169.254.111.222  netmask 255.255.255.0  broadcast 169.254.111.255
       inet6 fe80::2e0:97ff:fe1b:f4d1  prefixlen 64  scopeid 0x20<link>
       ether 00:e0:97:1b:f4:d1  txqueuelen 1000  (Ethernet)
       RX packets 4211  bytes 390301 (390.3 KB)
       RX errors 0  dropped 0  overruns 0  frame 0
       TX packets 5280  bytes 318468 (318.4 KB)
       TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0
       device memory 0xdf100000-df1fffff