draft-ietf-ipwave-ipv6-over-80211ocb-17.txt		draft-ietf-ipwave-ipv6-over-80211ocb-18.txt
	Network Working Group A. Petrescu		Network Working Group A. Petrescu
	Internet-Draft CEA, LIST		Internet-Draft CEA, LIST
	Intended status: Standards Track N. Benamar		Intended status: Standards Track N. Benamar
	Expires: August 19, 2018 Moulay Ismail University		Expires: August 23, 2018 Moulay Ismail University
	J. Haerri		J. Haerri
	Eurecom		Eurecom
	J. Lee		J. Lee
	Sangmyung University		Sangmyung University
	T. Ernst		T. Ernst
	YoGoKo		YoGoKo
	February 15, 2018		February 19, 2018
	Transmission of IPv6 Packets over IEEE 802.11 Networks operating in mode		Transmission of IPv6 Packets over IEEE 802.11 Networks operating in mode
	Outside the Context of a Basic Service Set (IPv6-over-80211-OCB)		Outside the Context of a Basic Service Set (IPv6-over-80211-OCB)
	draft-ietf-ipwave-ipv6-over-80211ocb-17.txt		draft-ietf-ipwave-ipv6-over-80211ocb-18.txt
	Abstract		Abstract
	In order to transmit IPv6 packets on IEEE 802.11 networks running		In order to transmit IPv6 packets on IEEE 802.11 networks running
	outside the context of a basic service set (OCB, earlier "802.11p")		outside the context of a basic service set (OCB, earlier "802.11p")
	there is a need to define a few parameters such as the supported		there is a need to define a few parameters such as the supported
	Maximum Transmission Unit size on the 802.11-OCB link, the header		Maximum Transmission Unit size on the 802.11-OCB link, the header
	format preceding the IPv6 header, the Type value within it, and		format preceding the IPv6 header, the Type value within it, and
	others. This document describes these parameters for IPv6 and IEEE		others. This document describes these parameters for IPv6 and IEEE
	802.11-OCB networks; it portrays the layering of IPv6 on 802.11-OCB		802.11-OCB networks; it portrays the layering of IPv6 on 802.11-OCB
	skipping to change at page 1, line 46 ¶		skipping to change at page 1, line 46 ¶
	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 https://datatracker.ietf.org/drafts/current/.		Drafts is at https://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 August 19, 2018.		This Internet-Draft will expire on August 23, 2018.
	Copyright Notice		Copyright Notice
	Copyright (c) 2018 IETF Trust and the persons identified as the		Copyright (c) 2018 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
	(https://trustee.ietf.org/license-info) in effect on the date of		(https://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 5, line 15 ¶		skipping to change at page 5, line 15 ¶
	4. IPv6 over 802.11-OCB		4. IPv6 over 802.11-OCB
	4.1. Maximum Transmission Unit (MTU)		4.1. Maximum Transmission Unit (MTU)
	The default MTU for IP packets on 802.11-OCB MUST be 1500 octets. It		The default MTU for IP packets on 802.11-OCB MUST be 1500 octets. It
	is the same value as IPv6 packets on Ethernet links, as specified in		is the same value as IPv6 packets on Ethernet links, as specified in
	[RFC2464]. This value of the MTU respects the recommendation that		[RFC2464]. This value of the MTU respects the recommendation that
	every link on the Internet must have a minimum MTU of 1280 octets		every link on the Internet must have a minimum MTU of 1280 octets
	(stated in [RFC8200], and the recommendations therein, especially		(stated in [RFC8200], and the recommendations therein, especially
	with respect to fragmentation). If IPv6 packets of size larger than		with respect to fragmentation). If IPv6 packets of size larger than
	1500 bytes are sent on an 802.11-OCB interface card then the IP stack		the MTU are sent on an 802.11-OCB interface card then the IP stack
	MUST fragment. In case there are IP fragments, the field "Sequence		MUST fragment. In case there are IPv6 fragments, the subfield
	number" of the 802.11 Data header containing the IP fragment field is		"Fragment number" within the field "Sequence control" of the 802.11
	increased.		Data header containing the IPv6 fragment is increased by the MAC
			layer.
	Non-IP packets such as WAVE Short Message Protocol (WSMP) can be		Non-IP packets such as WAVE Short Message Protocol (WSMP) can be
	delivered on 802.11-OCB links. Specifications of these packets are		delivered on 802.11-OCB links. Specifications of these packets are
	out of scope of this document, and do not impose any limit on the MTU		out of scope of this document, and do not impose any limit on the MTU
	size, allowing an arbitrary number of 'containers'. Non-IP packets		size, allowing an arbitrary number of 'containers'. Non-IP packets
	such as ETSI GeoNetworking packets have an MTU of 1492 bytes. The		such as ETSI GeoNetworking packets have an MTU of 1492 bytes. The
	operation of IPv6 over GeoNetworking is specified at		operation of IPv6 over GeoNetworking is specified at
	[ETSI-IPv6-GeoNetworking].		[ETSI-IPv6-GeoNetworking].
	4.2. Frame Format		4.2. Frame Format
	skipping to change at page 16, line 22 ¶		skipping to change at page 16, line 22 ¶
	document freely available at URL		document freely available at URL
	http://standards.ieee.org/getieee802/		http://standards.ieee.org/getieee802/
	download/802.11p-2010.pdf retrieved on September 20th,		download/802.11p-2010.pdf retrieved on September 20th,
	2013.".		2013.".
	Appendix A. ChangeLog		Appendix A. ChangeLog
	The changes are listed in reverse chronological order, most recent		The changes are listed in reverse chronological order, most recent
	changes appearing at the top of the list.		changes appearing at the top of the list.
			From draft-ietf-ipwave-ipv6-over-80211ocb-17 to draft-ietf-ipwave-
			ipv6-over-80211ocb-18
			o Improved the MTU and fragmentation paragraph.
	From draft-ietf-ipwave-ipv6-over-80211ocb-16 to draft-ietf-ipwave-		From draft-ietf-ipwave-ipv6-over-80211ocb-16 to draft-ietf-ipwave-
	ipv6-over-80211ocb-17		ipv6-over-80211ocb-17
	o Susbtituted "MUST be increased" to "is increased" in the MTU		o Susbtituted "MUST be increased" to "is increased" in the MTU
	section, about fragmentation.		section, about fragmentation.
	From draft-ietf-ipwave-ipv6-over-80211ocb-15 to draft-ietf-ipwave-		From draft-ietf-ipwave-ipv6-over-80211ocb-15 to draft-ietf-ipwave-
	ipv6-over-80211ocb-16		ipv6-over-80211ocb-16
	o Removed the definition of the 'WiFi' term and its occurences.		o Removed the definition of the 'WiFi' term and its occurences.
End of changes. 6 change blocks.
	8 lines changed or deleted		14 lines changed or added
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