/usr/share/freeradius/dictionary.redcreek is in freeradius-common 2.1.12+dfsg-1.2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 | # -*- text -*-
#
#	http://www.redcreek.com
#	$Id$
#
VENDOR		RedCreek			1958
BEGIN-VENDOR	RedCreek
ATTRIBUTE	RedCreek-Tunneled-IP-Addr		5	ipaddr
ATTRIBUTE	RedCreek-Tunneled-IP-Netmask		6	ipaddr
ATTRIBUTE	RedCreek-Tunneled-Gateway		7	ipaddr
ATTRIBUTE	RedCreek-Tunneled-DNS-Server		8	string
ATTRIBUTE	RedCreek-Tunneled-WINS-Server1		9	string
ATTRIBUTE	RedCreek-Tunneled-WINS-Server2		10	string
ATTRIBUTE	RedCreek-Tunneled-HostName		11	string
ATTRIBUTE	RedCreek-Tunneled-DomainName		12	string
ATTRIBUTE	RedCreek-Tunneled-Search-List		13	string
END-VENDOR	RedCreek
 |