[P4-dev] 2 questions

Nate Foster jnfoster at cs.cornell.edu
Fri Jun 2 17:21:38 EDT 2017


>
> 1) Is it possible to clone packets at the data plane and forward a cloned
> packet through the pipeline to the egress and then output it?
>

Yes, although the details of how cloning works are architecture specific.


> 2) How can I print the contents of a table and registers in P4?
>

You need to write a program against the control-plane API for your P4
program to do this.

-N
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