Iptables Concepts: Difference between revisions

From NovaOrdis Knowledge Base
Jump to navigation Jump to search
No edit summary
No edit summary
Line 8: Line 8:


netfilter is a set of hooks inside the Linux kernel that allows kernel modules to register callback functions with the network stack. A registered callback function is then called for every packet that traverses the respective hook.
netfilter is a set of hooks inside the Linux kernel that allows kernel modules to register callback functions with the network stack. A registered callback function is then called for every packet that traverses the respective hook.
==iptables==
<tt>iptables</tt> is a Linux command line tool that manipulates the network packet processing rules.


=iptables and ip6tables=
=iptables and ip6tables=

Revision as of 17:45, 5 January 2016

Internal

netfilter, iptables tool, iptables service and firewalld

netfilter

netfilter is a set of hooks inside the Linux kernel that allows kernel modules to register callback functions with the network stack. A registered callback function is then called for every packet that traverses the respective hook.

iptables

iptables is a Linux command line tool that manipulates the network packet processing rules.

iptables and ip6tables

ipchains

ipfwadm

Chain

Rule