Any small program to receive multicast packets on specified UDP port?

Any small program to receive multicast packets on specified UDP port?

References

Reference NO 1

http://stackoverflow.com/questions/15197569/any-small-program-to-receive-multicast-packets-on-specified-udp-port

Reference NO 2

http://stackoverflow.com/questions/9645246/udp-multicast-ports-in-net-code

Reference NO 3

http://social.msdn.microsoft.com/Forums/vstudio/en-US/b5d3fecd-1160-4694-adfb-733fec1b4283/action?threadDisplayName=unable-to-receive-udp-multicast-packets-when-having-several-network-cards

Reference NO 4

http://www.nasdaqtrader.com/content/technicalsupport/specifications/dataproducts/moldudp.pdf

Reference NO 5

http://manpages.ubuntu.com/manpages/lucid/man1/udptunnel.1.html

Reference NO 6

http://code.google.com/p/openpgm/wiki/OpenPgmConceptsTransport

Reference NO 7

http://static.springsource.org/spring-integration/reference/html/ip.html

Reference NO 8

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