[P4-dev] concat fields

Yuliang Li yuliangl at usc.edu
Thu Mar 31 20:58:04 EDT 2016


I need to xor the 5-tuple of each packet into a register. So I need
something like concat(srcip, dstip, srcport, dstport, protocol), and xor it
to my register. Does anyone know how to do it in p4 data plane?

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