CentOS8重启网络失败之Failed to restart network.service: Unit network.service not found.
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场景还原
在CentOS8中重启网卡失败,均提示系统无法找到网络服务单元
systemctl restart network
service network restart
异常提示
[root@localhost-cs8 /]# systemctl restart network
Failed to restart network.service: Unit network.service not found.
解决方案
执行该systemctl restart NetworkManager
命令没异常提示,无法直观确定是否生效
[root@localhost-cs8 /]# systemctl restart NetworkManager
[root@localhost-cs8 /]# systemctl status NetworkManager
可以利用状态查询 每次Net重启 PID值会发生变化
systemctl status NetworkManager
步骤
[root@localhost-cs8 /]# systemctl status NetworkManager
● NetworkManager.service - Network Manager
Loaded: loaded (/usr/lib/systemd/system/NetworkManager.service; enabled; vendor preset: enabled)
Active: active (running) since Tue 2023-09-12 11:01:17 CST; 2min 2s ago
Docs: man:NetworkManager(8)
Main PID: 6693 (NetworkManager)
[root@localhost-cs8 /]# systemctl restart NetworkManager
[root@localhost-cs8 /]# systemctl status NetworkManager
● NetworkManager.service - Network Manager
Loaded: loaded (/usr/lib/systemd/system/NetworkManager.service; enabled; vendor preset: enabled)
Active: active (running) since Tue 2023-09-12 11:03:39 CST; 3s ago
Docs: man:NetworkManager(8)
Main PID: 6859 (NetworkManager)
可以看到 PID值从 6693 变成了 6859
- centos8的话,用
nmcli c reload
或者nmcli c up $网卡名称
科普
1、如果时Ubuntu等系统,可以尝试使用以下命令:
service network-manager restart
2、如果是 Kali Linux(Debian),则需要用以下命令:
service networking restart
3、如果是Centos 8,则需要用以下命令:
nmcli c reload
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