iptables

iptables and netfilter are building blocks of a framework inside the Linux 2.4.x and 2.6.x kernel.

netfilter, iptables and the connection tracking as well as the NAT subsystem together build the whole framework.

What is new in this release:

• This version includes aliasing support, which translates command lines using obsolete extensions into new ones.
• The option parser now flags illegal negative numbers in some more extensions.
• A division by zero was resolved in libxt_limit as well.

What is new in version 1.6.0:

• This version includes aliasing support, which translates command lines using obsolete extensions into new ones.
• The option parser now flags illegal negative numbers in some more extensions.
• A division by zero was resolved in libxt_limit as well.

What is new in version 1.4.21:

• This version includes aliasing support, which translates command lines using obsolete extensions into new ones.
• The option parser now flags illegal negative numbers in some more extensions.
• A division by zero was resolved in libxt_limit as well.