implemented more validation checks about incoming responses per RFC2080, and one additional heuristic check for safer operation.
implemented more validation checks about incoming responses per RFC2080, and one additional heuristic check for safer operation.

Obtained from: KAME
MFC after: 1 week

jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase