Masaki Hirabaru NICT APAN JP NOC Meeting August 31, 2004 e-VLBI for SC2004 bwctl experiment with Internet2.

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Presentation transcript:

Masaki Hirabaru NICT APAN JP NOC Meeting August 31, 2004 e-VLBI for SC2004 bwctl experiment with Internet2

Tokyo XP Reconfiguration

Before Upgrade on Aug. 24 (TYO- LA) bwctl.jp.apan.netnms1-losa.abilene.ucaid.edu

After Upgrade on Aug. 24 (TYO-LA) bwctl.jp.apan.netnms1-losa.abilene.ucaid.edu

After Upgrade on Aug. 24 (TYO-LA #2) bwctl.jp.apan.netnms1-losa.abilene.ucaid.edu Window size limit

After Upgrade on Aug. 24 (FUK-LA) genkai-bwctl.jp.apan.netnms1-losa.abilene.ucaid.edu

e-VLBI Demonstration at SuperComputing 2004 (Pittsburgh) 4 Stations:MIT Haystack (Westford) GGAO (Maryland) Onsala (SE) NICT Kashima (JP) Date: November 8 (Mon) - 10 (Wed) (?) ~2+ hours per session Data Rate: 130, 259, and 518 Mbps (constant rate) (Payload 128, 256, and 512 Mbps) Directions: From all the stations to Haystack The result viewed at Pittsburgh Three formats: Mark5, K5, and VSI-E Transport: TCP, UDP, and RTP/RTCP Traffic Requirement: Real-time (jitter, delay?) Packet loss (UDP <~5%)

e-VLBI network configuration by David Laspley (August 2004)

APAN JP bwctl servers with web100 extension 1)bwctl.jp.apan.net (Tokyo, *open) 2)genkai-bwctl.jp.apan.net (Fukuoka) 3)vlbi-bwctl.jp.apan.net (Kashima) Los Angeles nms1-losa.abilene.ucaid.edu Sunnyvale nms1-snva.abilene.ucaid.edu Seattle nms1-sttl.abilene.ucaid.edu Denver nms1-dnvr.abilene.ucaid.edu Kansas City nms1-kscy.abilene.ucaid.edu Houston nms1-hstn.abilene.ucaid.edu Indianapolis nms1-ipls.abilene.ucaid.edu Chicago nms1-chin.abilene.ucaid.edu Atlanta nms1-atla.abilene.ucaid.edu Washington nms1-wash.abilene.ucaid.edu New York nms1-nycm.abilene.ucaid.edu Los Angeles nms1-losa.abilene.ucaid.edu Sunnyvale nms1-snva.abilene.ucaid.edu Seattle nms1-sttl.abilene.ucaid.edu Denver nms1-dnvr.abilene.ucaid.edu Kansas City nms1-kscy.abilene.ucaid.edu Houston nms1-hstn.abilene.ucaid.edu Indianapolis nms1-ipls.abilene.ucaid.edu Chicago nms1-chin.abilene.ucaid.edu Atlanta nms1-atla.abilene.ucaid.edu Washington nms1-wash.abilene.ucaid.edu New York nms1-nycm.abilene.ucaid.edu Internet2 AES key for “cmm” registered TCP 30 secs limitation (?) on-demand test only

Web100 extension