Hotspot
=======

* XO-1.5 D6
* Rsync daemon with RW access to /tmp directory placed to tmpfs
* 5M /tmp/data file

Clients
=======

* XO-1 C2
* Classmate[1] laptops
* Regular laptop
* All machines are in the 7m area around the XO-1.5 to emulate class room
* Script to send/receive data via rsync, local files are placed to tmpfs:

    set -x
    [ $# -eq 1 ] || exit 1
    wlan="eth0"
    ip="169.254.6.$1"
    ap="169.254.6.135"
    iwconfig $wlan essid test
    iwconfig $wlan mode Ad-Hoc
    ifconfig $wlan $ip up
    while true; do
        rm -rf .test
        rsync -rvh rsync://$ap:/tmp/data .test
        rsync -rvh .test rsync://$ap:/tmp/
    done

19 clients
==========

XO-1:           9, download/upload
Classmate:      9, download (because upload about 10 times slower than download)
Regular laptop: 1, download/upload

XO-1:
* ping time:    800 ms
* ping loss:    2%
* upload:       130K bytes/ses
* download:     95K bytes/ses
    
Classmate:
* download:     120K bytes/ses

Regular laptop:
* upload:       140K bytes/ses
* download:     80K bytes/ses

10 clients
==========

XO-1:           9, download/upload
Regular laptop: 1, download/upload

XO-1:
* ping time:    580 ms
* ping loss:    1%
* upload:       195K bytes/ses
* download:     205K bytes/ses

Regular laptop:
* upload:       180K bytes/ses
* download:     210K bytes/ses

1 client
========

XO-1:
* ping time:    120 ms
* ping loss:    0%
* upload:       1.46M bytes/ses
* download:     1.46M bytes/ses


[1] http://www.ecs.com.tw/ECSWebSite/Product/Product_Detail.aspx?DetailID=934&CategoryID=3&MenuID=27&LanID=9
