draft-ietf-lisp-deployment-08.txt		draft-ietf-lisp-deployment-09.txt
	Network Working Group L. Jakab		Network Working Group L. Jakab
	Internet-Draft Cisco Systems		Internet-Draft Cisco Systems
	Intended status: Informational A. Cabellos-Aparicio		Intended status: Informational A. Cabellos-Aparicio
	Expires: December 28, 2013 F. Coras		Expires: January 10, 2014 F. Coras
	J. Domingo-Pascual		J. Domingo-Pascual
	Technical University of		Technical University of
	Catalonia		Catalonia
	D. Lewis		D. Lewis
	Cisco Systems		Cisco Systems
	June 26, 2013		July 9, 2013
	LISP Network Element Deployment Considerations		LISP Network Element Deployment Considerations
	draft-ietf-lisp-deployment-08.txt		draft-ietf-lisp-deployment-09.txt
	Abstract		Abstract
	This document discusses the different scenarios for the deployment of		This document discusses the different scenarios for the deployment of
	the new network elements introduced by the Locator/Identifier		the new network elements introduced by the Locator/Identifier
	Separation Protocol (LISP).		Separation Protocol (LISP).
	Status of this Memo		Status of this Memo
	This Internet-Draft is submitted in full conformance with the		This Internet-Draft is submitted in full conformance with the
	skipping to change at page 1, line 38		skipping to change at page 1, line 38
	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 December 28, 2013.		This Internet-Draft will expire on January 10, 2014.
	Copyright Notice		Copyright Notice
	Copyright (c) 2013 IETF Trust and the persons identified as the		Copyright (c) 2013 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 8, line 27		skipping to change at page 8, line 27
	encapsulated packets.		encapsulated packets.
	o In this scenario, each ITR is serving fewer hosts than in the case		o In this scenario, each ITR is serving fewer hosts than in the case
	when it is deployed at the border of the network. It has been		when it is deployed at the border of the network. It has been
	shown that cache hit ratio grows logarithmically with the amount		shown that cache hit ratio grows logarithmically with the amount
	of users [cache]. Taking this into account, when ITRs are		of users [cache]. Taking this into account, when ITRs are
	deployed closer to the host the effectiveness of the mapping cache		deployed closer to the host the effectiveness of the mapping cache
	may be lower (i.e., the miss ratio is higher). Another		may be lower (i.e., the miss ratio is higher). Another
	consequence of this is that the site may transmit a higher amount		consequence of this is that the site may transmit a higher amount
	of Map-Requests, increasing the load on the distributed mapping		of Map-Requests, increasing the load on the distributed mapping
	database. To lower the impact, the site could use a local caching		database.
	Map Resolver.
	o By placing the ITRs inside the site, they will still need global		o By placing the ITRs inside the site, they will still need global
	RLOCs, and this may add complexity to intra-site routing		RLOCs, and this may add complexity to intra-site routing
	configuration, and further intra-site issues when there is a		configuration, and further intra-site issues when there is a
	change of providers.		change of providers.
	2.4. Inter-Service Provider Traffic Engineering		2.4. Inter-Service Provider Traffic Engineering
	At the time of this writing, if two ISPs want to control their		At the time of this writing, if two ISPs want to control their
	ingress TE policies for transit traffic between them, they need to		ingress TE policies for transit traffic between them, they need to
End of changes. 5 change blocks.
	6 lines changed or deleted		5 lines changed or added
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