Setting pins when there is no pin.

			// these are the port numbers for the software

			optional int32 port = 10;

			optional int32 tlsPort = 11;

			optional bool Locking = 18;

			optional bool SecureErase = 19;

			// 18, 19 are reserved.

			// Set the lock and erase pins.

			// This is only used when the lock and erase pins are NOT set. If the

			// lock and erase pins are set, you must use pinops to change the pins.

			// To remove an existing Pin you must use a pinop.

			optional bytes lockPIN = 20;

			optional bytes erasePIN = 21;

			message Interface {

				optional string name = 1;

				optional bytes MAC = 2;

				optional bytes ipv4Address = 3;

				optional bytes ipv6Address = 4;

			}

		}

		// These numbers start at 0 when the device starts up and never wraps or resets.

		message Device {

			optional bytes name = 1;

		}

	}

	// These are persistent options that are retained across power fail and

		// The range on the request and results on the response

		optional Range range = 2;

		enum BackOpType {

			INVALID_BACKOP = -1;

	// This must come over the TLS connection to protect the confidentiality and

	// integrity. This operations must be used with PinAuth.    

	message PinOperation {

		optional PinOpType pinOpType = 1;

	        // New pin used for SET_LOCKPIN_PINOP or SET_ERASEPIN_PINOP operations

		// New pin used for SET_LOCKPIN_PINOP or SET_ERASEPIN_PINOP operations.

		// Setting the pin to "" turns the lock off and requires HMAC auth command

		// to set the pin again.

		optional bytes newPin = 2;

		enum PinOpType {

			// error is returned.

			SET_ERASEPIN_PINOP = 6;

		}

	}

	enum Priority {

		GETKEYRANGE_RESPONSE = 11;

		// 13 and 14 are reserved, do not use

		GETVERSION = 16;

		GETVERSION_RESPONSE = 15;

		// 17, 18, 19, and 20 are reserved, do not use

		SETUP = 22;

		SETUP_RESPONSE = 21;

		GETLOG = 24;