XS: OLPC School Server

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XS: OLPC School Server
The Internet in a Box
...

Multiple hats...

Disclaimer: I do not work for OLPC.
I am only a volunteer!

OLPC San Francisco Bay Area

http://wiki.laptop.org/go/OLPC_SanFranciscoBayArea
...

OLPC-SF Deployments

● A hub for exchange of ideas, plans, content, etc.
● Deployments
– Afghanistan (Carol...

School environment

Manage content
Manage access
Manage assessment
have
...

What does the XS look like?

Fantasy View

What does the XS look like?

Reality View

http://www.flickr.com/photos/popcorncx/149706221/

What does the XS look like?
● Any x86 box with requisite memory, crunch and storage can be the
XS.
– It c...

Services that the XS runs
● Networking
– DNS
– DHCP
– NAT/Masquerading
– Bri...

Services that the XS runs
● Collaboration
– XMPP via ejabberd
● Storage
– Files and attachment...

Networking
● Provides networking infrastructure for the school.
● Acts as an Internet gateway (if backhaul exists)
...

Identity management
● Single One Time Passwords (SOTP) for maintenance.
– Remote ISP maintenance, etc.
● OL...

Collaboration
● XMPP-based collaboration via ejabberd.
– Ejabberd is a XMPP (jabber) server written in erlang...

Storage
● Much of the storage lives in /library partition.
– Mount /library on external USB disk or other me...

Backup

● Three processes:
– Traffic control
● provides basic "traffic control" to manag...

Updates
● Pushing updates to OS image and firmware via rsync.

Layout (Access Points)

Hardware recommendations
● Schools with less than 40 laptops:
– use XS-on-XO: http://wiki.laptop.org/go/XS-on...

Fit PC and Fit PC2
● Fit PC works well and is comparable to the XO-1 in performance.
– More configurable than...

Hardware recommendations
● Schools with up to 100 laptops:
– 1GHz CPU, 1GB RAM,
– at least 2GB dis...

Hardware recommendations
● For up to 500 laptops:
– dual-core 2GHz CPU
– 2 to 4GB RAM
– ...

Hardware recommendations
● More than 500 laptops
– Server-class dual CPU
– 4 to 16GB RAM
...

School Server

Screenshots

XS Moodle Screen Shots

Main page

Front page settings

Front page roles

List of users

Roles and permissions

Presence service

Antitheft controls

Add a course

Site files

Question bank

Moving courses
Create in San Francisco...

...deploy in Madagascar!

A z...

XS: Internet in a box

No Internet? No power? No problem :-)

http://en.wikipedia.org/wiki/OLPC_XS
http://wiki.laptop.o...

OLPC San Francisco Bay Area

http://wiki.laptop.org/go/OLPC_SanFranciscoBayArea
...

Made with the free stuff

Its your intellectual property. Keep it open.
Vote with your fingers.
...

XS: OLPC School Server

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