@protocol.setter<EOL><INDENT>def protocol(self, protocol):<DEDENT>
self._protocol = protocol<EOL>
Sets the protocol of this V1beta1NetworkPolicyPort.
Optional.  The protocol (TCP, UDP, or SCTP) which traffic must match. If not specified, this field defaults to TCP.

:param protocol: The protocol of this V1beta1NetworkPolicyPort.
:type: str