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访问被拒绝尝试启用或取消屏蔽firewalld
我的防火墙当前未激活。 systemctl status firewalld firewalld.service Loaded: masked (/dev/null) Active: inactive (dead) 我使用以下命令启用防火墙 # systemctl unmask firewalld 但是我得到了这个错误: # systemctl unmask firewalld Failed to issue method call: Access denied # sudo systemctl restart firewalld Failed to issue method call: Unit firewalld.service failed to load: No such file or directory. # sudo …