Zone

A firewall zone defines the trust level for a connection, interface or source address binding. This is a one to many relation, which means that a connection, interface or source can only be part of one zone, but a zone can be used for many network connections, interfaces and sources.

Here is more information about zones:

• Predefined Zones
• Connections, Interfaces and Sources
• Configuration of Zones
• Default Zone
• Use of Zones
• Options
• Examples

Further zone configuration options and generic information about zones are also described in the firewalld.zone man page.