Report from the GlIF Tech
Erik-Jan Bos, Director of Network Services, SURFnet
Internet2 Joint Techs
Salt Lake City, UT, USA – February 14, 2005

History and meeting details
GLIF TEC #1: Reykjavik, IS – Aug 2003
GLIF TEC #2: Nottingham, UK – Sep 2004
GLIF Tech #3: Salt Lake City, UT, USA – Feb 13, 2005
Co-chairs:
Renι Hatem
Erik-Jan Bos
Participants: approx. 40, from North America, Asia, Australia, and Europe

GLIF Best Current Practices document
Overview of the GLIF
Optical Exchanges
Links in the GLIF
The GLIF edge
Usage of the GLIF
Definition of a Light Path
Connecting to the GLIF
Using the GLIF
Technical details of the GLIF
GLIF building blocks
Ethernet framing
Protocol conversion
10GE LAN PHY and WAN PHY
Available before summer ‘05
To be presented at iGrid2005

GLIF schedulable resources
Conclusion from Nottingham, UK Tech:
Maps are nice for overview, PR, etc.
For finding possible paths, we need the ability to drill down into the details
Work on services definition per GLIF participant
For further study: Semantic Web (Sir Tim Berners Lee, MIT)

Discussions
Lessons learned from SC2004
Preparing for iGrid2005 (and SC2005)
Technical issues and their consequences such as:
10GE WAN PHY – LAN PHY speed mismatch
Ethernet switch delay variation
Open Optical Exchanges
NLANR's LambdaMON

Next GLIF meeting
Co-located with iGrid2005 in San Diego, CA at the end of September 2005