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Added to firewall-cmd for RHEL firewall cmds

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Yuri Slobodyanyuk
2023-03-30 09:53:57 +00:00
parent 971a83997a
commit f822c0c8f6
1 changed files with 19 additions and 0 deletions
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cheat-sheets/Linux-and-BSD-firewalls-cheat-sheet.adoc
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@@ -65,6 +65,25 @@ else helps.
|===
=== Open, close ports
[cols=2, options="header"]
|===
|Command
|Description
|*firewall-cmd --add-port=_port-number_/_protocol_*
|Open incoming _port-number_ of the _protocol_. E.g. opem incoming TCP port
5900: `firewall-cmd --add-port=5900/tcp`
|*firewall-cmd --remove-port=_port-number_/_protocol_*
|Close the open _port-number_. E.g. close the open port 5900/tcp: `firewall-cmd --remove-port=5900/tcp`
|*firewall-cmd --runtime-to-permanent*
|Make the changed rules permanent to survive reboot.
|===
== Ubuntu Uncomplicated Firewall (ufw)
.ufw management commands