History for IPR disclosure
Ericsson Statement pertaining to the 'The Eifel Algorithm for TCP'

From: http://www.ietf.org/ietf-ftp/IPR/ERICSSON-EIFEL

The following was received February 23, 2001
From: "Malin Gullstrand (ERA)"

License statement IETF- Eifel Algorithm

PATENT LICENSE UNDERTAKING

In the TSV Working Group in the Internet Engineering Task Force (IETF), the
proposal "The Eifel Algorithm for TCP"
(http://search.ietf.org/internet-drafts/draft-ludwig-tsvwg-tcp-eifel-alg-00.txt)
dated November 17, 2000 has been made by Reiner Ludwig at Ericsson Research. In
the following, said submission and any future revision of said submission is
referred to as "the Eifel submission".

Ericsson's general patent license statement
(http://www.ietf.org/ietf/IPR/ERICSSON-General) also applies to the Eifel
submission.

In addition, for the Eifel submission, if said submission is included in an IETF
standard and Ericsson has patents that are essential to the implementation of
such included submission in said standard, Ericsson is prepared to grant - on
the basis of reciprocity -a paid up, nonexclusive, royalty free license on such
patents for the purpose of implementing said standard, if and only if practiced
under any software distributed under the present terms of the GNU GENERAL PUBLIC
LICENSE (http://www.fsf.org/copyleft/gpl.html) or practiced under any operating
system software in which all major components of the operating system -
including the kernel, device drivers and libraries necessary to run a program -
are distributed under the terms of a license that conforms to the present OPEN
SOURCE DEFINITION (http://www.opensource.org/osd.html).

For software not distributed under the present terms of the GNU GENERAL PUBLIC
LICENSE (http://www.fsf.org/copyleft/gpl.html) or distributed under the terms of
a license that does not conform to the present OPEN SOURCE DEFINITION
(http://www.opensource.org/osd.html), Ericsson's general patent license
statement as referred to above, shall apply.