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How To Create A New IPTables Chain On Oracle Linux. (Doc ID 2497576.1)

Last updated on SEPTEMBER 17, 2021

Applies to:

Linux OS - Version Oracle Linux 6.0 to Oracle Linux 7.6 with Unbreakable Enterprise Kernel [4.14.35] [Release OL6 to OL7U6]
Information in this document applies to any platform.


The goal of this document is to provide the steps about adding new IPTables chains on Oracle Linux.

IPTables Chains are lists of rules which are followed in order, each table contains a number of built-in chains and may also contain user-defined chains.


There are 3 default chains  on Linux, after that users can create custom chains.


Note: This is also applicable to Ubuntu Servers.


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