Ubuntu 版本: Ubuntu 20.04
查看当前网卡名称
root@it:~# ip add
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
inet 127.0.0.1/8 scope host lo
valid_lft forever preferred_lft forever
inet6 ::1/128 scope host
valid_lft forever preferred_lft forever
2: ens32: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc fq_codel state UP group default qlen 1000
link/ether 00:0c:29:2d:79:40 brd ff:ff:ff:ff:ff:ff
inet 192.168.121.21/24 brd 192.168.121.255 scope global ens32
valid_lft forever preferred_lft forever
inet6 fe80::20c:29ff:fe2d:7940/64 scope link
valid_lft forever preferred_lft forever
4、修改完后执行命令 update-grub
root@it:~# update-grub
Sourcing file `/etc/default/grub‘
Sourcing file `/etc/default/grub.d/init-select.cfg‘
Generating grub configuration file ...
Found linux image: /boot/vmlinuz-5.4.0-62-generic
Found initrd image: /boot/initrd.img-5.4.0-62-generic
done
5、在 /etc/netplan/00-installer-config.yaml 文件中修改网卡名为传统名称 eth0
root@it:~# sed -i "s/ens32/eth0/" /etc/netplan/00-installer-config.yaml
root@it:~# cat /etc/netplan/00-installer-config.yaml
# This is the network config written by ‘subiquity‘
network:
ethernets:
eth0:
addresses:
- 192.168.121.21/24
gateway4: 192.168.121.2
nameservers:
addresses:
- 8.8.8.8
version: 2
root@it:~# reboot
it@it:~$ ip add
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
inet 127.0.0.1/8 scope host lo
valid_lft forever preferred_lft forever
inet6 ::1/128 scope host
valid_lft forever preferred_lft forever
2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc fq_codel state UP group default qlen 1000
link/ether 00:0c:29:2d:79:40 brd ff:ff:ff:ff:ff:ff
inet 192.168.121.21/24 brd 192.168.121.255 scope global eth0
valid_lft forever preferred_lft forever
inet6 fe80::20c:29ff:fe2d:7940/64 scope link
valid_lft forever preferred_lft forever
原文:https://www.cnblogs.com/itwangqiang/p/14302252.html