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Oracle Linux: Adding Source, Services and Ports to Firewall Zone (Doc ID 2746986.1)

Last updated on FEBRUARY 02, 2021

Applies to:

Linux OS - Version Oracle Linux 7.0 to Oracle Linux 8.3 [Release OL7 to OL8U3]
Linux x86-64

Symptoms

Access to certain ports are blocked or dropped by firewalld unless added to a firewall zone.

Changes

No Change.

Cause

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In this Document
Symptoms
Changes
Cause
Solution
 Adding a service to a zone is the simplest way to configure the firewall.
 Manage incoming traffic to a zone based on the traffic source
  Manage Network Traffic
 Reload the Configuration
 List zone Configuration


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