V-38512: The operating system must prevent public IPv4 access into an organizations internal networks, except as appropriately mediated by managed interfaces employing boundary protection devices.
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The "iptables" service provides the system's host-based firewalling capability
for IPv4 and ICMP.

Details: `V-38512 in STIG Viewer`_.

.. _V-38512 in STIG Viewer: https://www.stigviewer.com/stig/red_hat_enterprise_linux_6/2015-05-26/finding/V-38512

Notes for deployers
~~~~~~~~~~~~~~~~~~~

.. include:: developer-notes/V-38512.rst