< draft-gp-intarea-obsolete-ipv4-options-iana-01.txt		draft-gp-intarea-obsolete-ipv4-options-iana-02.txt >
	Int-Area C. Pignataro		Network Working Group C. Pignataro
	Internet-Draft Cisco Systems		Internet-Draft Cisco Systems
	Intended status: Standards Track F. Gont		Obsoletes: 1385, 1393, 1475, 1770 F. Gont
	Expires: January 8, 2013 UTN-FRH / SI6 Networks		(if approved) UTN-FRH / SI6 Networks
	July 7, 2012		Intended status: Standards Track September 23, 2012
			Expires: March 27, 2013
	Formally Deprecating some IPv4 Options		Formally Deprecating some IPv4 Options
	draft-gp-intarea-obsolete-ipv4-options-iana-01		draft-gp-intarea-obsolete-ipv4-options-iana-02
	Abstract		Abstract
	A number of IPv4 options have become obsolete in practice, but have		A number of IPv4 options have become obsolete in practice, but have
	never been formally deprecated. This document deprecates such IPv4		never been formally deprecated. This document deprecates such IPv4
	options, thus cleaning up the corresponding IANA registry, and		options, thus cleaning up the corresponding IANA registry, and
	serving as a basis for providing advice about the filtering of		serving as a basis for providing advice about the filtering of
	packets containing these options. Additionally, it requests that the		packets containing these options. Additionally, it requests that the
	status of the corresponding RFCs be changed to "Historic".		status of the corresponding RFCs be changed to "Historic".
	skipping to change at page 1, line 36 ¶		skipping to change at page 1, line 37 ¶
	Internet-Drafts are working documents of the Internet Engineering		Internet-Drafts are working documents of the Internet Engineering
	Task Force (IETF). Note that other groups may also distribute		Task Force (IETF). Note that other groups may also distribute
	working documents as Internet-Drafts. The list of current Internet-		working documents as Internet-Drafts. The list of current Internet-
	Drafts is at http://datatracker.ietf.org/drafts/current/.		Drafts is at http://datatracker.ietf.org/drafts/current/.
	Internet-Drafts are draft documents valid for a maximum of six months		Internet-Drafts are draft documents valid for a maximum of six months
	and may be updated, replaced, or obsoleted by other documents at any		and may be updated, replaced, or obsoleted by other documents at any
	time. It is inappropriate to use Internet-Drafts as reference		time. It is inappropriate to use Internet-Drafts as reference
	material or to cite them other than as "work in progress."		material or to cite them other than as "work in progress."
	This Internet-Draft will expire on January 8, 2013.		This Internet-Draft will expire on March 27, 2013.
	Copyright Notice		Copyright Notice
	Copyright (c) 2012 IETF Trust and the persons identified as the		Copyright (c) 2012 IETF Trust and the persons identified as the
	document authors. All rights reserved.		document authors. All rights reserved.
	This document is subject to BCP 78 and the IETF Trust's Legal		This document is subject to BCP 78 and the IETF Trust's Legal
	Provisions Relating to IETF Documents		Provisions Relating to IETF Documents
	(http://trustee.ietf.org/license-info) in effect on the date of		(http://trustee.ietf.org/license-info) in effect on the date of
	publication of this document. Please review these documents		publication of this document. Please review these documents
	skipping to change at page 2, line 16 ¶		skipping to change at page 2, line 17 ¶
	Table of Contents		Table of Contents
	1. Introduction . . . . . . . . . . . . . . . . . . . . . . . . . 3		1. Introduction . . . . . . . . . . . . . . . . . . . . . . . . . 3
	2. Discussion of Deprecated Options . . . . . . . . . . . . . . . 3		2. Discussion of Deprecated Options . . . . . . . . . . . . . . . 3
	2.1. Stream ID . . . . . . . . . . . . . . . . . . . . . . . . . 3		2.1. Stream ID . . . . . . . . . . . . . . . . . . . . . . . . . 3
	2.2. Extended Internet Protocol . . . . . . . . . . . . . . . . 3		2.2. Extended Internet Protocol . . . . . . . . . . . . . . . . 3
	2.3. Traceroute . . . . . . . . . . . . . . . . . . . . . . . . 3		2.3. Traceroute . . . . . . . . . . . . . . . . . . . . . . . . 3
	2.4. ENCODE . . . . . . . . . . . . . . . . . . . . . . . . . . 3		2.4. ENCODE . . . . . . . . . . . . . . . . . . . . . . . . . . 3
	2.5. VISA . . . . . . . . . . . . . . . . . . . . . . . . . . . 3		2.5. VISA . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
	2.6. Address Extension . . . . . . . . . . . . . . . . . . . . . 3		2.6. Address Extension . . . . . . . . . . . . . . . . . . . . . 4
	2.7. Selective Directed Broadcast . . . . . . . . . . . . . . . 4		2.7. Selective Directed Broadcast . . . . . . . . . . . . . . . 4
	2.8. Dynamic Packet State . . . . . . . . . . . . . . . . . . . 4		2.8. Dynamic Packet State . . . . . . . . . . . . . . . . . . . 4
	2.9. Upstream Multicast Pkt. . . . . . . . . . . . . . . . . . . 4		2.9. Upstream Multicast Pkt. . . . . . . . . . . . . . . . . . . 4
	3. IANA Considerations . . . . . . . . . . . . . . . . . . . . . . 4		3. IANA Considerations . . . . . . . . . . . . . . . . . . . . . . 4
	4. Changing the status of the corresponding RFCs to Historic . . . 5		4. Changing the status of the corresponding RFCs to Historic . . . 5
	5. Security Considerations . . . . . . . . . . . . . . . . . . . . 5		5. Security Considerations . . . . . . . . . . . . . . . . . . . . 5
	6. Acknowledgments . . . . . . . . . . . . . . . . . . . . . . . . 5		6. Acknowledgments . . . . . . . . . . . . . . . . . . . . . . . . 5
	7. References . . . . . . . . . . . . . . . . . . . . . . . . . . 5		7. References . . . . . . . . . . . . . . . . . . . . . . . . . . 5
	7.1. Normative References . . . . . . . . . . . . . . . . . . . 5		7.1. Normative References . . . . . . . . . . . . . . . . . . . 5
	7.2. Informative References . . . . . . . . . . . . . . . . . . 5		7.2. Informative References . . . . . . . . . . . . . . . . . . 6
	Authors' Addresses . . . . . . . . . . . . . . . . . . . . . . . . 7		Authors' Addresses . . . . . . . . . . . . . . . . . . . . . . . . 7
	1. Introduction		1. Introduction
	The Internet Protocol version 4 (IPv4) [RFC0791] provides for		The Internet Protocol version 4 (IPv4) [RFC0791] provides for
	expansion of the protocol by supporting a number of "options" in the		expansion of the protocol by supporting a number of "options" in the
	variable-length IPv4 header. IPv4 options are identified by an		variable-length IPv4 header. IPv4 options are identified by an
	option "type" value, whose registration is managed by IANA [IANA-IP].		option "type" value, whose registration is managed by IANA [IANA-IP].
	A number of IPv4 options have become obsolete in practice, but have		A number of IPv4 options have become obsolete in practice, but have
	never been formally deprecated. This document deprecates such IPv4		never been formally deprecated. This document deprecates such IPv4
	options, "cleaning up" the corresponding IANA registry.		options, "cleaning up" the corresponding IANA registry.
			This document also obsoletes [RFC1385], [RFC1393], [RFC1475], and
			[RFC1770], and requests the RFC Editor to change their status to
			"Historic".
	2. Discussion of Deprecated Options		2. Discussion of Deprecated Options
	The following subsections discuss the details of options being		The following subsections discuss the details of options being
	deprecated, and no other reference information has been found.		deprecated, and no other reference information has been found.
	2.1. Stream ID		2.1. Stream ID
	The Stream ID option is obsolete. It is specified in RFC 791		The Stream ID option is obsolete. It is specified in RFC 791
	[RFC0791], and deprecated in Section 3.2.1.8 of RFC 1122 [RFC1122]		[RFC0791], and deprecated in Section 3.2.1.8 of RFC 1122 [RFC1122]
	and Section 4.2.2.1 of RFC 1812 [RFC1812].		and Section 4.2.2.1 of RFC 1812 [RFC1812].
	skipping to change at page 5, line 8 ¶		skipping to change at page 5, line 10 ¶
	1 0 23 151 DPS - Dynamic Packet State [Malis]*		1 0 23 151 DPS - Dynamic Packet State [Malis]*
	1 0 24 152 UMP - Upstream Multicast Pkt. [Farinacci]*		1 0 24 152 UMP - Upstream Multicast Pkt. [Farinacci]*
	The IP Options "MTU Probe" (MTUP, value 11) and "MTU Reply" (MTUR,		The IP Options "MTU Probe" (MTUP, value 11) and "MTU Reply" (MTUR,
	value 12) initially defined in [RFC1063] have already been deprecated		value 12) initially defined in [RFC1063] have already been deprecated
	by [RFC1191].		by [RFC1191].
	4. Changing the status of the corresponding RFCs to Historic		4. Changing the status of the corresponding RFCs to Historic
	This document requests the RFC Editor to change the status of		This document requests the RFC Editor to change the status of
	[RFC1385] and [RFC1393] to "Historic".		[RFC1385], [RFC1393], [RFC1475], and [RFC1770] to "Historic".
	5. Security Considerations		5. Security Considerations
	This document does not modify the security properties of the IPv4		This document does not modify the security properties of the IPv4
	Options being deprecated. However, formally deprecating these		Options being deprecated. However, formally deprecating these
	options serves as a basis for e.g. providing advice about filtering		options serves as a basis for e.g. providing advice about filtering
	packets containing these options (as in		packets containing these options (as in
	[I-D.ietf-opsec-ip-options-filtering]).		[I-D.ietf-opsec-ip-options-filtering]).
	6. Acknowledgments		6. Acknowledgments
End of changes. 8 change blocks.
	9 lines changed or deleted		14 lines changed or added
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