Vivotek PZ7112 manual Bit 2 = External or built-in zoom function 0built-in

			VIVOTEK
			1(fields are invalid)
lens_pan	<positive integer>	0/7	A 32-bit integer, each bit can be set separately as
			follows:
			Bit 0 => Support pan.
			Bit 1 => Support pan in UI.
			Bit 2 => External or built-in pan function; 0(built-in),
			1(external).
lens_tilt	<positive integer>	0/7	A 32-bit integer, each bit can be set separately as
			follows:
			Bit 0 => Support tilt.
			Bit 1 => Support tilt in UI.
			Bit 2 => External or built-in tilt function; 0(built-in),
			1(external).
lens_zoom	<positive integer>	0/7	A 32-bit integer, each bit can be set separately as
			follows:
			Bit 0 => Support zoom
			Bit 1 => Support zoom in UI
			Bit 2 => External or built-in zoom function; 0(built-in),
			1(external).
lens_focus		0/7	A 32-bit integer, each bit can be set separately as
	<positive integer>		follows:
			Bit 0 => Support focus.
			Bit 1 => Support focus in UI.
			Bit 2 => External or built-in focus function; 0(built-in),
			1(external).
			Bit 3 => Support auto focus in UI.
lens_iris	<positive integer>	0/7	A 32-bit integer, each bit can be set separately as
			follows:
			Bit 0 => Support iris.
			Bit 1 => Support iris in UI.
			Bit 2 => External or build-in iris function; 0(build-in),
			1(external).
			Bit 3 => Support auto iris in UI.
npreset	<positive integer>	0/7	Number of preset locations.
protocol_https	< boolean >	0/7	Indicate whether to support HTTP over SSL.
protocol_rtsp	< boolean >	0/7	Indicate whether to support RTSP.
protocol_sip	<boolean>	0/7	Indicate whether to support SIP.
protocol_maxconnection	<positive integer>	0/7	The maximum allowed simultaneous connections.
protocol_maxgenconnect	<positive integer>	0/7	The maximum general streaming connections .
ion

User's Manual - 107