pfsense/pfsense — pull request #704 by razzfazz (2013-07-07 22:47:32+00:00)
Title: Add support for protocol 41 in rules. Fixes #3007.

This patch adds protocol 41 (as used by GIF tunnels; e.g. HE.net tunnelbroker) to the list of selectable IP protocols for rules. The official name for this protocol is "IPV6" according to /etc/protocols.