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23 lines
645 B
Markdown
23 lines
645 B
Markdown
# firewall-cmd
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> The firewalld command line client.
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- View the available firewall zones:
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`firewall-cmd --get-active-zones`
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- View the rules which are currently applied:
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`firewall-cmd --list-all`
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- Permanently open the port for a service in the specified zone (like port `443` when in the `public` zone):
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`firewall-cmd --permanent --zone={{public}} --add-service={{https}}`
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- Permanently close the port for a service in the specified zone (like port `80` when in the `public` zone):
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`firewall-cmd --permanent --zone={{public}} --remove-service={{http}}`
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- Reload firewalld to force rule changes to take effect:
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`firewall-cmd --reload`
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