Ubuntu网桥设置
允许root登录：
Ubuntu允许root登录：
vi /etc/ssh/sshd_config
PermitRootLogin yes （默认为#PermitRootLogin prohibit-password）
：wq
service ssh restart
since Netplan replaced ifupdown as the default configuration utility.
starting with Ubuntu 17.10, we use netplan to configure the bridge.
For more details: https://netplan.io/
ubuntu 17.10设置网桥
1.cd /etc/netplan
2.vim 01-netcfg.yaml
network:
version: 2
renderer: networkd
ethernets:
enp0s31f6:
dhcp4: no
bridges:
virbr0:
dhcp4: yes
parameters:
stp: true
interfaces: [enp0s31f6]
3.netplan apply
ubuntu 17.10之前的网桥配置
1.vim /etc/network/interfaces
# This file describes the network interfaces available on your system
# and how to activate them. For more information, see interfaces(5).
source /etc/network/interfaces.d/*
# The loopback network interface
auto lo
iface lo inet loopback
# The primary network interface
auto enp59s0f0
iface enp59s0f0 inet dhcp
auto enp0s31f6
iface enp0s31f6 inet manual
auto virbr0
iface virbr0 inet dhcp
bridge_ports enp0s31f6
bridge_stp on
bridge_fd 0
bridge_maxwait 0
2./etc/init.d/networking restart