draft-ietf-ippm-loss-pattern-03.txt		draft-ietf-ippm-loss-pattern-04.txt
	Internet-Draft		IP Performance Metrics (IPPM) WG Rajeev Koodli
	Expiration Date: December, 2000 R. Koodli		INTERNET DRAFT Nokia Research Center
	R. Ravikanth		21 November 2000 R. Ravikanth
	Nokia Research Center		Axiowave
	July 2000
	One-way Loss Pattern Sample Metrics		One-way Loss Pattern Sample Metrics
	<draft-ietf-ippm-loss-pattern-03.txt>		<draft-ietf-ippm-loss-pattern-04.txt>
	STATUS OF THIS MEMO		STATUS OF THIS MEMO
	This document is an Internet-Draft and is in full conformance with all		This document is an Internet-Draft and is in full conformance with all
	provisions of Section 10 of RFC2026.		provisions of Section 10 of RFC2026.
	Internet-Drafts are working documents of the Internet Engineering Task		Internet-Drafts are working documents of the Internet Engineering Task
	Force (IETF), its areas, and its working groups. Note that other groups		Force (IETF), its areas, and its working groups. Note that other groups
	may also distribute working documents as Internet- Drafts.		may also distribute working documents as Internet- Drafts.
	skipping to change at page 3, line 24		skipping to change at page 3, line 24
	packets which may or may not be separated by successfully		packets which may or may not be separated by successfully
	received packets.		received packets.
	Example. Let packet with sequence number 50 be considered lost		Example. Let packet with sequence number 50 be considered lost
	immediately after packet with sequence number 20 was		immediately after packet with sequence number 20 was
	considered lost. The loss distance is 30.		considered lost. The loss distance is 30.
	Note that this definition does not specify exactly how to		Note that this definition does not specify exactly how to
	associate sequence numbers with test packets. In other words, from		associate sequence numbers with test packets. In other words, from
	a timeseries sample of test packets, one may derive the sequence		a timeseries sample of test packets, one may derive the sequence
	numbers. However, these sequence numbers must be consecutive		numbers. However, these sequence numbers must to be consecutive
	integers.		integers.
			Typo in last sentence.
	3.3. Loss period:		3.3. Loss period:
	Let P_i be the i'th packet.		Let P_i be the i'th packet.
	Define f(P_i) = 1 if P_i is lost, 0 otherwise.		Define f(P_i) = 1 if P_i is lost, 0 otherwise.
	Then, a loss period begins if f(P_i) = 1 and f(P_(i-1)) = 0		Then, a loss period begins if f(P_i) = 1 and f(P_(i-1)) = 0
	Example. Consider the following sequence of lost (denoted by x)		Example. Consider the following sequence of lost (denoted by x)
	and received (denoted by r) packets.		and received (denoted by r) packets.
	r r r x r r x x x r x r r x x x		r r r x r r x x x r x r r x x x
	skipping to change at line 457		skipping to change at line 458
	Author's Addresses		Author's Addresses
	Rajeev Koodli		Rajeev Koodli
	Nokia Research Center		Nokia Research Center
	313, Fairchild Drive		313, Fairchild Drive
	Mountain View, CA 94043		Mountain View, CA 94043
	Phone: +1 650-625-2359		Phone: +1 650-625-2359
	Email: rajeev.koodli@nokia.com		Email: rajeev.koodli@nokia.com
	Rayadurgam Ravikanth		Rayadurgam Ravikanth
	Nokia Research Center		Axiowave Networks Inc.
	5, Wayside Road		100 Nickerson Road
	Burlington, MA 01803		Marlborough, MA- 01752
	Phone: +1 781-993-4606		Email: rravikanth@axiowave.com
	Email: rayadurgam.ravikanth@nokia.com
End of changes.
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