T.30 Session Subparameter Codes | Multi-Tech Systems MT5634SMI V.34

Chapter 3 – Fax Class 2 Commands

Table 3.5. T.30 Session Subparameter Codes

Note: Class 2.0/2.1 is shown in hexadecimal values. Class 2 is shown is decimal values.

Label	Function	Class 2.0/2.1	Class 2	Description
VR	Vertical	00h	0	R8 ⋅ 3.85 l/mm, (98 dpi) Normal
	resolution	01h	1	R8 ⋅ 7.7 l/mm, (196 dpi) Fine
		*02h		R8 ⋅ 15.4 l/mm
	(Note 1)	*04h		R16 ⋅ 15.4 l/mm
		*08h		200 dpi ⋅ 100 l/25.4 mm
		*10h		200 dpi ⋅ 200 l/25.4 mm
		*20h		400 dpi ⋅ 400 l/25.4 mm
		*40h		300 dpi ⋅ 300 l/25.4 mm
		*Class 2.1 only

BR	Bit rate			+FCC/+FIS description				+FCS description
		0h	0	2 400 bit/s preferred				2 400 bit/s selected
	(Note 2)	1h	1	4 800 bit/s preferred				4 800 bit/s selected
		2h	2	7 200 bit/s preferred				7 200 bit/s selected
		3h	3	9 600 bit/s preferred				9 600 bit/s selected
		4h		12 000 bit/s preferred				12 000 bit/s selected
		5h		14 400 bit/s preferred				14 400 bit/s selected
				all with V.8 optional

	V.34 bit rate	6h		16 800 bit/s preferred				16 800 bit/s selected
	(Class 2.1	7h		19 200 bit/s preferred				19 200 bit/s selected
	only)	8h		21 600 bit/s preferred				21 600 bit/s selected
		9h		24 000 bit/s preferred				24 000 bit/s selected
		Ah		26 400 bit/s preferred				26 400 bit/s selected
		Bh		28 800 bit/s preferred				28 800 bit/s selected
		Ch		31 200 bit/s preferred				31 200 bit/s selected
		Dh		33 600 bit/s preferred				33 600 bit/s selected
		Class 2.1 only		all with V.8 implied

		Eh		Reserved				Reserved

WD	Page width in			R8	R16	200	300		400
	pixels			d/mm	d/mm	dpi	dpi		dpi
		0h	0	1728	3456	1728	2592		3456
		1h	1	2048	4096	2048
		2h	2	2432	4864	2432

LN	Page length	0h	0	A4, 297 mm
		1h	1	B4, 364 mm
		2h	2	Unlimited length

DF	Data	0h	0	1-D modified Huffman (T.4)
	compression	1h	1	2-D modified read (T.4)
	format	3h		2-D modified read (T.6)

EC	Error	0h	0	Disable ECM
	correction,		1	64-byte frames, Annex A/T.30
	T.30	1h	2	256-byte frames, Annex A/T.30
		1h	2	256-byte frames, Annex A/T.30

BF	Binary file	00h	0	Disable file transfer modes
	transfer

ST	Scan time/line				VR = 0				VR > 0
		0h	0		0 ms				0 ms
		1h	1		5 ms				5 ms
		2h	2		10 ms				5 ms
		3h	3		10 ms				10 ms
		4h	4		20 ms				10 ms
		5h	5		20 ms				20 ms
		6h	6		40 ms				20 ms
		7h	7		40 ms				40 ms

Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000263C)

MT5634SMI V.34, MT5634SMI V.92 specifications

The Multi-Tech Systems MT5634SMI is a versatile and robust external modem designed to cater to a variety of communication needs. As a V.92/V.34 standard modem, it provides reliable and efficient data connections for both home and business users. Its unique blend of features and technologies makes it an excellent choice for users looking to achieve optimal performance in their data transmission.

One of the standout features of the MT5634SMI is its support for the V.92 standard, which offers faster throughput and enhanced performance compared to prior standards. With V.92, users can experience download speeds of up to 56 Kbps and upload speeds reaching 48 Kbps. This improved speed is particularly beneficial for users who frequently download large files or engage in data-intensive activities.

The modem also includes the V.34 technology, which further enhances its capabilities by improving connection reliability and data integrity over various line conditions. Utilizing advanced error correction and data compression techniques, the V.34 modem ensures a smoother and faster communication experience. This makes it ideal for users in areas with fluctuating line quality or those who require stable connections for online conferencing or telecommuting.

In terms of form factor, the MT5634SMI is an external modem, which allows for easy installation and portability. Its compact design ensures it can fit into any workspace without taking up much room or adding clutter. The modem connects to computers via standard serial ports, making it compatible with a wide range of devices, both modern and legacy.

Additional features of the MT5634SMI include built-in diagnostics to assist troubleshooting and ensure smooth operation. It supports multiple operating environments, catering to users operating on various systems, providing versatility for both home and office settings. The modem's compatibility with popular operating systems guarantees that users can easily integrate it into their existing setups without a hassle.

In conclusion, the Multi-Tech Systems MT5634SMI V.92/V.34 modem stands out as a reliable choice for anyone needing high-speed internet connectivity. With its strong feature set, enhanced technologies, and user-friendly design, it is an asset for enhancing communication and data transfer capabilities. Whether for personal use or business applications, the MT5634SMI delivers performance and reliability, making it a valuable addition to any technology arsenal.

Multi-Tech Systems MT5634SMI V.34, MT5634SMI V.92 manual T.30 Session Subparameter Codes

Models: MT5634SMI V.34 MT5634SMI V.92

Table 3.5. T.30 Session Subparameter Codes

Label

Function

Class 2.0/2.1

Description

*Class 2.1 only

MT5634SMI V.34, MT5634SMI V.92 specifications