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OL8: How to Configure Nftables using ntf (Doc ID 2585810.1)

Last updated on SEPTEMBER 17, 2019

Applies to:

Linux OS - Version Oracle Linux 8.0 and later
Linux x86

Goal

In Oracle Linux 8, the default iptables network packet filtering framework been replaced with the nftables framework. As the designated successor to iptables, ip6tables, arptables, and ebtables, the nftables framework includes packet classification facilities and several improvements, which provide added convenience and improved performance over the previously used packet-filtering tools.

For detail refer: https://docs.oracle.com/cd/F12552_01/F12584/html/ol8-features-iptables.html

RPM: nftables

How to setup and modify nftable using nft.

Solution

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In this Document
Goal
Solution
 TABLES
 Show/List tables
 Listing rules in a table
 Adding tables
 Deleting tables
 Flushing tables
 CHAINS
 Adding base chains
 Deleting chains
 Flushing chain
 Renaming chain
 RULES
 Appending new rules
 Prepending new rules
 Replacing rules
 Removing rules
 Saving ruleset
 Flush ruleset
 Loading ruleset
References

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