Unit firewalld.service could not be found

時間 2020-07-11

標籤 unit firewalld.service firewalld service 简体版

原文原文鏈接

Centos7 下默認的防火牆是 Firewall，替代了以前的 iptables，Firewall 有圖形界面管理和命令行管理兩種方式，本文簡要介紹命令行Firewall 的使用。java 若是提示：Unit firewalld.service could not be found. 說明防火牆沒有安裝，須要安裝web yum install firewalld firewall-config

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1. Docker安裝centos7報Unit firewalld.service could not be found.異常
2. CentOS7出現Unit iptables.service could not be found
3. classes could not be found: - android.support.v7.i
4. org.springframework.security.core.userdetails.UserDetailsService that could not be found
5. 'com.example.mybatisplus.mapper.PersonMapper' that could not be found.
6. Resolving 「Symbol file could not be found」
7. Box 'laravel/homestead' could not be found.
8. 解決Apache命令systemctl status httpd.service報錯Unit httpd.service could not be found
9. A Jupyter widget could not be displayed because the widget state could not be found.
10. Local workspace file ('angular.json') could not be found.

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