Error: Connection activation failed: No suitable device found for this connection (device lo not available because device is strictly unmanaged).

By jiutingqiu 2024年2月16日

NetworkManager没有接管

[root@c7-docker-node1-71 ~]# nmcli networking 
disabled

#手动让NetworkManager接管
[root@c7-docker-node1-71 ~]# nmcli networking on

#成功
[root@c7-docker-node1-71 ~]# nmcli connection show
NAME   UUID                                  TYPE      DEVICE 
ens33  c96bc909-188e-ec64-3a96-6a90982b08ad  ethernet  ens33

By jiutingqiu

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UNIX环境高级编程（APUE）学习记录第五章标准I/O库

UNIX环境高级编程（APUE）学习记录第四章文件和目录

warning: implicit declaration of function ‘open’; did you mean ‘popen’? [-Wimplicit-function-declaration]

UNIX环境高级编程（APUE）学习记录第三章文件I\O