/usr/share/freeradius/dictionary.rfc6572 is in freeradius-common 2.2.8+dfsg-0.1ubuntu0.1.
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 22 23 24 25 26 27 28 29  | # -*- text -*-
# Copyright (C) 2012 The FreeRADIUS Server project and contributors
#
#	Attributes and values defined in RFC 6572.
#	http://www.ietf.org/rfc/rfc6572.txt
#
#	$Id$
#
ATTRIBUTE	Mobile-Node-Identifier			145	octets
ATTRIBUTE	Service-Selection			146	string
ATTRIBUTE	PMIP6-Home-LMA-IPv6-Address		147	ipv6addr
ATTRIBUTE	PMIP6-Visited-LMA-IPv6-Address		148	ipv6addr
ATTRIBUTE	PMIP6-Home-LMA-IPv4-Address		149	ipaddr
ATTRIBUTE	PMIP6-Visited-LMA-IPv4-Address		150	ipaddr
ATTRIBUTE	PMIP6-Home-HN-Prefix			151	ipv6prefix
ATTRIBUTE	PMIP6-Visited-HN-Prefix			152	ipv6prefix
ATTRIBUTE	PMIP6-Home-Interface-ID			153	ifid
ATTRIBUTE	PMIP6-Visited-Interface-ID		154	ifid
# ipv4 prefix?
ATTRIBUTE	PMIP6-Home-IPv4-HoA			155	octets
# ipv4 prefix?
ATTRIBUTE	PMIP6-Visited-IPv4-HoA			156	octets
ATTRIBUTE	PMIP6-Home-DHCP4-Server-Address		157	ipaddr
ATTRIBUTE	PMIP6-Visited-DHCP4-Server-Address	158	ipaddr
ATTRIBUTE	PMIP6-Home-DHCP6-Server-Address		159	ipv6addr
ATTRIBUTE	PMIP6-Visited-DHCP6-Server-Address	160	ipv6addr
ATTRIBUTE	PMIP6-Home-IPv4-Gateway			161	ipaddr
ATTRIBUTE	PMIP6-Visited-IPv4-Gateway		162	ipaddr
 |