< draft-werner-nsis-natfw-nslp-statemachine-04.txt		draft-werner-nsis-natfw-nslp-statemachine-05.txt >
	NSIS C. Werner		NSIS C. Werner
	Internet-Draft N. Steinleitner, Ed.		Internet-Draft N. Steinleitner, Ed.
	Expires: September 6, 2007 X. Fu		Expires: January 3, 2008 X. Fu
	Univ. Goettingen		Univ. Goettingen
	H. Tschofenig		H. Tschofenig
	Siemens		NSN
	C. Aoun		C. Aoun
	ENST		July 2, 2007
	March 5, 2007
	NAT/FW NSLP State Machine		NAT/FW NSLP State Machine
	draft-werner-nsis-natfw-nslp-statemachine-04.txt		draft-werner-nsis-natfw-nslp-statemachine-05.txt
	Status of this Memo		Status of this Memo
	By submitting this Internet-Draft, each author represents that any		By submitting this Internet-Draft, each author represents that any
	applicable patent or other IPR claims of which he or she is aware		applicable patent or other IPR claims of which he or she is aware
	have been or will be disclosed, and any of which he or she becomes		have been or will be disclosed, and any of which he or she becomes
	aware will be disclosed, in accordance with Section 6 of BCP 79.		aware will be disclosed, in accordance with Section 6 of BCP 79.
	Internet-Drafts are working documents of the Internet Engineering		Internet-Drafts are working documents of the Internet Engineering
	Task Force (IETF), its areas, and its working groups. Note that		Task Force (IETF), its areas, and its working groups. Note that
	skipping to change at page 1, line 39 ¶		skipping to change at page 1, line 38 ¶
	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."
	The list of current Internet-Drafts can be accessed at		The list of current Internet-Drafts can be accessed at
	http://www.ietf.org/ietf/1id-abstracts.txt.		http://www.ietf.org/ietf/1id-abstracts.txt.
	The list of Internet-Draft Shadow Directories can be accessed at		The list of Internet-Draft Shadow Directories can be accessed at
	http://www.ietf.org/shadow.html.		http://www.ietf.org/shadow.html.
	This Internet-Draft will expire on September 6, 2007.		This Internet-Draft will expire on January 3, 2008.
	Copyright Notice		Copyright Notice
	Copyright (C) The IETF Trust (2007).		Copyright (C) The IETF Trust (2007).
	Abstract		Abstract
	This document describes the state machines for the NSIS Signaling		This document describes the state machines for the NSIS Signaling
	Layer Protocol for Network Address Translation/Firewall signaling		Layer Protocol for Network Address Translation/Firewall signaling
	(NAT/FW NSLP). A set of state machines for NAT/FW NSLP entities at		(NAT/FW NSLP). A set of state machines for NAT/FW NSLP entities at
	skipping to change at page 18, line 18 ¶		skipping to change at page 18, line 18 ¶
	security concerns with the NAT/FW NSLP are likely reflected in		security concerns with the NAT/FW NSLP are likely reflected in
	security related NSIS work already (such as [1] or [6]).		security related NSIS work already (such as [1] or [6]).
	For the time being, the state machines described in this document do		For the time being, the state machines described in this document do
	not consider the security aspect of NAT/FW NSLP protocol itself. A		not consider the security aspect of NAT/FW NSLP protocol itself. A
	future version of this document will add security relevant states and		future version of this document will add security relevant states and
	state transitions.		state transitions.
	10. Open Issues		10. Open Issues
	Since 01 version, we removed session ownership, change procedure-		Route change and the open issues in [1] will be added in future
	names and added some clarifications according to the specification		versions of this document.
	evolution. Route change and the open issues in [1] will be added in
	future versions of this document.
	11. Contributors		11. Contributors
	Tseno Tsenov contributed since the initial version and Henning Peters		Tseno Tsenov contributed since the initial version and Henning Peters
	collaborated to refining of the state machine since 01 version.		collaborated to refining of the state machine since 01 version.
	12. Acknowledgments		12. Acknowledgments
	The authors would like to thank Martin Stiemerling for his valuable		The authors would like to thank Martin Stiemerling for his valuable
	comments and discussions.		comments and discussions.
	13. References		13. References
	13.1. Normative References		13.1. Normative References
	[1] Stiemerling, M., "NAT/Firewall NSIS Signaling Layer Protocol		[1] Stiemerling, M., "NAT/Firewall NSIS Signaling Layer Protocol
	(NSLP)", draft-ietf-nsis-nslp-natfw-13 (work in progress),		(NSLP)", draft-ietf-nsis-nslp-natfw-14 (work in progress),
	October 2006.		March 2007.
	[2] Bradner, S., "Key words for use in RFCs to Indicate Requirement		[2] Bradner, S., "Key words for use in RFCs to Indicate Requirement
	Levels", March 1997.		Levels", March 1997.
	13.2. Informative References		13.2. Informative References
	[3] Fajardo, V., "State Machines for Protocol for Carrying		[3] Fajardo, V., "State Machines for Protocol for Carrying
	Authentication for Network Access (PANA)",		Authentication for Network Access (PANA)",
	draft-ietf-pana-statemachine-04 (work in progress), May 2006.		draft-ietf-pana-statemachine-04 (work in progress), May 2006.
	skipping to change at page 20, line 5 ¶		skipping to change at page 20, line 5 ¶
	Xiaoming Fu		Xiaoming Fu
	University of Goettingen		University of Goettingen
	Telematics Group		Telematics Group
	Lotzestr. 16-18		Lotzestr. 16-18
	Goettingen 37083		Goettingen 37083
	Germany		Germany
	Email: fu@cs.uni-goettingen.de		Email: fu@cs.uni-goettingen.de
	Hannes Tschofenig		Hannes Tschofenig
	Siemens		Nokia Siemens Networks
	Otto-Hahn-Ring 6		Otto-Hahn-Ring 6
	Munich, Bayern 81739		Munich, Bayern 81739
	Germany		Germany
	Email: Hannes.Tschofenig@siemens.com		Email: Hannes.Tschofenig@nsn.com
	Cedric Aoun		Cedric Aoun
	Ecole Nationale Superieure des Telecommunications
	Paris		Paris
	France		France
	Email: cedric@caoun.net		Email: cedric@caoun.net
	Full Copyright Statement		Full Copyright Statement
	Copyright (C) The IETF Trust (2007).		Copyright (C) The IETF Trust (2007).
	This document is subject to the rights, licenses and restrictions		This document is subject to the rights, licenses and restrictions
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