1. UDPCast Imaging Solution
*RLUG Lightning Talk *
Alexandru Juncu
alex.juncu@rosedu.org
14.04.2011

2. System Imaging
• Software that copies HDD contents from
one computer to others
• Offers scalability to administration of
computer rooms (eg. School
Laboratories)
• Takes advantage of UDP and Multicast
• Uses a Seed Host to distribuite contents
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3. Imaging Process
1. Prepare hosts for imaging (physical
network conectivity)
2. Install Operating System(s) and needed
applications on the Seed Host
3. Start the sender process on the Seed and
the receiver process on the other hosts
4. Transfer the contents over ther network
S R R R
VOID VOID VOID VOID
Multicast
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4. UDP Cast
• Open Source Project
• http://udpcast.linux.lu/
• udp-sender and udp-receiver
– (S) cat /dev/sda | udp-sender
– (R) udp-receiver > /dev/sda
• Utilities
– LiveCD for imaging
– cast-o-matic
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