Currently, the NAT control plane does not check whether the internal IP addresses and ports lie outside the NAT pool. If they do, don't create a mapping and instead send back a PCP response with the appropriate result code (consult RFC 6887 for the correct result code).
Currently, the NAT control plane does not check whether the internal IP addresses and ports lie outside the NAT pool. If they do, don't create a mapping and instead send back a PCP response with the appropriate result code (consult RFC 6887 for the correct result code).