Ubuntu18.04网络配置

Ubuntu网络配置文件

 /etc/network/interfaces
 /etc/netplan/**.yaml
 /etc/NetworkManager/system-connections/'Wired connection 1'

ifconfig、ethtool网络工具安装

sudo apt install net-tools
sudo apt install ethtool

配置静态IP

root@test-virtual-machine:~# vi /etc/netplan/01-network-manager-all.yaml
#Let NetworkManager manage all devices on this system
network:
  version: 2
  renderer: NetworkManager
  ethernets:
    ens33:
	  dhcp4: no
	  dhcp6: no
      addresses: [172.17.10.253/24]
      gateway4: 172.17.10.1
      nameservers:
        addresses: [114.114.114.114]
 root@test-virtual-machine:~# netplan apply

配置多网卡静态IP和静态路由

root@test-virtual-machine:~# vi /etc/netplan/01-network-manager-all.yaml
#Let NetworkManager manage all devices on this system
network:
  version: 2
  renderer: NetworkManager
  ethernets:
    ens33:
      dhcp4: no
      dhcp6: no
      addresses: [172.17.10.253/24]
      gateway4: 172.17.10.1
      nameservers:
        addresses: [114.114.114.114]
    ens39:
      dhcp4: no
      dhcp6: no
      addresses: [10.17.10.253/24]
      routes:
      - to: 10.17.10.0/24
        via: 10.17.10.1
root@test-virtual-machine:~# netplan apply

双网卡绑定（mode:active-backup）

root@test-virtual-machine:~# vi /etc/netplan/01-network-manager-all.yaml
# Let NetworkManager manage all devices on this system
network:
  version: 2
  renderer: NetworkManager
  ethernets:
    ens33:
      dhcp4: no
      dhcp6: no
    ens39:
      dhcp4: no
      dhcp6: no
  bonds:
    bond0:
      interfaces:
        - ens33
        - ens39
      addresses: [172.17.10.253/24]
      gateway4: 172.17.10.1
      nameservers:
        addresses: [114.114.114.114]
      parameters:
        mode: active-backup
        mii-monitor-interval: 100
root@test-virtual-machine:~# netplan apply

root@test-virtual-machine:~# cat /proc/net/bonding/bond0
Ethernet Channel Bonding Driver: v3.7.1 (April 27, 2011)

Bonding Mode: fault-tolerance (active-backup)
Primary Slave: None
Currently Active Slave: ens39
MII Status: up
MII Polling Interval (ms): 100
Up Delay (ms): 0
Down Delay (ms): 0
Peer Notification Delay (ms): 0

Slave Interface: ens39
MII Status: up
Speed: 1000 Mbps
Duplex: full
Link Failure Count: 0
Permanent HW addr: 00:0c:29:4d:a5:f1
Slave queue ID: 0

Slave Interface: ens33
MII Status: up
Speed: 1000 Mbps
Duplex: full
Link Failure Count: 0
Permanent HW addr: 00:0c:29:4d:a5:e7
Slave queue ID: 0