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Collins Joined: Nov 13, 2007 Posts: 5 Other Topics	Posted Aug 19, 2008 at 11:22:01 AM Subject: UDP file transfer validation and cksum Dear All I have written a client server program for file transmission from one system to other using UDP. Can i use the cksum number in the udp header to validate if the received packet is corrupted or not? If yes, how can i extract the header and validate it.. Also is there any way that i can call cksum in c program? Except popen("cksum","r") Any inputs will be of great help Thanks in advance Collins
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Shashank Sharma Joined Jan 01, 1970 Posts: 1657 Location:New Delhi, India Other Topics	Posted: Aug 30, 2008 3:05:26 PM Subject: UDP file transfer validation and cksum Does this help: http://www.netfor2.com/udpsum.htm Have you tried the advice you got here: http://www.unix.com/high-level-programming/77778-udp-file-transfer-validation-checksum.html Coauthor of Beginning Fedora: From Novice to Professional published by Apress. Please follow the Forum Guidelines
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