AARNet Update plus the Taiwan Earthquake Winter 2007 Joint Techs Minneapolis

What’s happened since Jan 06? Seems a slow news year after the previous few but … AARNet3 backbone completed Optical network in place AARNet3 network running on our own optical network TEIN2 links complete Link to Frankfurt (might be up) Extension to AMS-IX and LINX Copyright 2007, AARNet

Current AARNet3 Footprint Copyright 2007, AARNet

Optical Network Copyright 2007, AARNet

Optical Network Focus on permanent circuits Connection to the AARNet3 backbone Inter campus links NOC out sourced to Cisco/SOUL Will interconnect to SXTransPORT Providing light paths from Los Angeles to anywhere on the optical network Issues to be resolved with configuration management and control Copyright 2007, AARNet

Peering in AARNet AARNet has > 200 peers 66% of AARNet’s international commodity traffic is received via peering 50% of AARNet’s domestic commodity traffic is received via peering Currently only doing IP peering Might do VoIP eventually See entry at <www.peeringdb.com> Copyright 2007, AARNet

Taiwan Earthquake December 28, 2006 Major impact on connectivity within the region At least 7 cable systems severed China/US SEA-ME-WE3 Flag/RNAL EAC C2C APCN APCN2 Copyright 2007, AARNet

Why all this traffic in Singapore … Copyright 2007, AARNet

What happened to China Telecom? Copyright 2007, AARNet

Copyright 2007, AARNet FNAL/RNAL Flag SMW3 APCN-2 S6 S7 S4 S3 S2 S8 Philippines B3 B5 B2 B8 B1 B4 B17 B6 B7 B9 APCN China-US N3 S1 N2 W3 N1 W1 W2 N4 N5 N9 N6 N7 N8 S2 S3 S4 S5 Miyazaki Shanghai Okinawa Tanshui Pali Toucheng Shantou Fangshan Macau Copyright 2007, AARNet Philippines

Lessons Learned Many cables hit by single event so vendor diversity didn’t help Sometimes focus on RTT and cost is bad Need geographic diversity Working as a “club” can improve diversity if someone buys the “strange” or expensive path But Internet soon discovered the alternative paths What you think is a backup path may not be the one used in practice China to Japan via Chicago! Copyright 2007, AARNet

Further Reading A couple of presentations from last week’s NANOG in Toronto http://www.nanog.org/mtg-0702/laperriere.html http://www.nanog.org/mtg-0702/underwood.html Expect more at APRICOT later in the month http://www.apricot2007.net/ Copyright 2007, AARNet

Thanks Thanks for some slideware from the APAN meeting in Manila Francis Lee of SingAREN Yu-lin Chang of Asnet, Taiwan Copyright 2007, AARNet