XCAST DeploymentXCAST DeploymentActivities in JapanActivities in Japan
Nobuo KawaguchiNobuo Kawaguchi
Nagoya UniversityNagoya University
Deployment and User Deployment and User ExperienceExperience
XCAST Current Situation in JapanXCAST Current Situation in Japan Windows Binary KITWindows Binary KIT CD-Bootable XCAST Kit (NetBSD, FreeBSD)CD-Bootable XCAST Kit (NetBSD, FreeBSD)
ActivitiesActivities Wedding Ceremony Speech over XCASTWedding Ceremony Speech over XCAST On-Board communication with XCASTOn-Board communication with XCAST XCAST MATSURI ( Festival)XCAST MATSURI ( Festival)
Midnight XCAST MeetingMidnight XCAST Meeting
XCAST online meeting held bi-monthlyXCAST online meeting held bi-monthly Managed by Managed by ** BSD User GroupBSD User Group
For FUN. ( Online Party )For FUN. ( Online Party ) Form a ML as xcast-fan-clubForm a ML as xcast-fan-club
Several Usage Models are developed
Online Meeting with XCASTOnline Meeting with XCAST
Attending Wedding Party by XCAST
from TOKYO, CHIBA, OSAKA, SAPPORO, and so on.
Special thanks for N*BUG & itc.nagoya-u 名古屋東急ホテル
XCAST for Wedding
Wedding Party talk on Wedding Party talk on XCASTXCAST
XCAST onboard. (In –flight XCAST onboard. (In –flight XCAST)XCAST)
XCAST MATSURIXCAST MATSURI Held Held Oct, 10~12/2005Oct, 10~12/2005 ObjectiveObjective
Promotion and Demonstration for XCASTPromotion and Demonstration for XCAST Experience for multi-user meetingExperience for multi-user meeting
ThemeTheme Max-connection Challenge for XCASTMax-connection Challenge for XCAST My first XCASTMy first XCAST What’s wrong for XCAST experienceWhat’s wrong for XCAST experience
http://www.el.itc.nagoya-u.ac.jp/~tanaka/xcast/matsuri.http://www.el.itc.nagoya-u.ac.jp/~tanaka/xcast/matsuri.htmlhtml
MAX ConnectionMAX Connection
Max Connection Max Connection Challenge!! Challenge!!
What should be checked.What should be checked. How many people can Join same group.How many people can Join same group.
ResultsResults Technical issueTechnical issue
30 node can join the same group30 node can join the same group Transferring rate should be tuned for better Transferring rate should be tuned for better
quality.quality. Social issueSocial issue
It is difficult to talk with 30 persons.It is difficult to talk with 30 persons. Visual communication (Gesture) is important forVisual communication (Gesture) is important for
multi-user communication.multi-user communication.
Supporting Supporting UsersUsers
wikiwiki MATSURI portalMATSURI portal Know-how →FAQKnow-how →FAQ
IRCIRC For real time supportFor real time support Irc log can read from webIrc log can read from web
MailMail For person-to-person For person-to-person
support support IRC support
MATSURI portal wiki
Attendees Attendees
Max number of nodesMax number of nodes matsuri1matsuri1 : : 30 nodes30 nodes matsuri2matsuri2 : : 17 nodes17 nodes matsuri-testmatsuri-test : : 13 nodes13 nodes
matsuri2matsuri1
matsuri-test
時系列
IPv6 AddressesIPv6 Addressesgroup : matsuri1 group : matsuri2
88 uniqueaddress
45 unique address
time
Time
matsuri-test : 58 unique addresstotal : 142 unique address
TrafficTraffic Day 1, 2Day 1, 2
Day 2, 3Day 2, 3
Time
Max Connection
Challenge!!Max traffic
• incoming : 1535.5 KB/s
• outgoing : 3465.9 KB/s
Results of Results of MATSURIMATSURI
30 node can join the same group30 node can join the same group 3 group in same time.3 group in same time. Max traffic 3.5Max traffic 3.5 MbpsMbps Over 1000km Over 1000km
Lot of experiencesLot of experiences Have a lot of new comersHave a lot of new comers
XCAST with public XCAST with public symposiumsymposium
Attendee with XCASTAttendee with XCAST
XCAST DeploymentXCAST Deployment
Windows Binary is a KEY for Windows Binary is a KEY for DeploymentDeployment
XCAST users in Japan may be over XCAST users in Japan may be over 100…100…
Group management should be Group management should be improvedimproved
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