Here is the chance of that case: "checksum will fail to detect errors for roughly 1 in 16 million to 10 billion packets". source: http://dl.acm.org/citation.cfm

Here is the chance of that case: "checksum will fail to detect errors for roughly 1 in 16 million to 10 billion packets". source: http://dl.acm.org/citation.cfm?id=347561&dl=GUIDE&coll=GUIDE http://dl.acm.org/citation.cfm?id=347561&dl=GUIDE&coll=GUIDE