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Data function, Physical layer capability – ZyXEL Communications 56K User Manual

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User's Guide for ZyXEL Omni 56K and Omni 56K Plus Modems

3-4

Feature

Description

Data

.2W Dial-Up Line
.Multi-auto/V.90/V.34bis/V.34/V.32bis/V.32/V.22bis/V.22/ Bell212A
.Hardware/Software Flow Control
.Error Control/Data Compression
.ZyXEL AT Command Set
.External Plug and Play for Windows 31/95/98 in RS232 mode
External Plug and Play for Windows 98 /2000 in USB mode
.Repeat Dial/Cyclic Dial
.Caller ID
.Distinctive Ring
.AT Protection for software application

Fax

.V.17/V.29/V.27ter
.G3 T.30 Protocol
.EIA Class 1/Class 2.0 command set

Voice

.4 bit IMA ADPCM
.Remote Recording on PC storage.
.Play and record voice via the attached telephone set. (Omni 56K Plus only)
.IS-101 Command Set

Table 6.

Feature Description

Data Function

Physical Layer Capability

Omni 56K/Omni 56K Plus modem is a high performance universal modem capable of transmission

speed up to 56/33.6 Kbps full-duplex on a 2-wire dial-up line. Universal compatibility covers a

broad range of ITU-T and BELL standards.

Standard

Bit Rate [bps]

Baud Rate [baud]

Modulation

Carrier Frequency [Hz]

V.90

28000-56000

8000

PCM

0

V.34bis/V.34

2400-33600

multiple

TCM

multiple

V.32bis

14400

2400

128-TCM

1800

V.32bis

12000

2400

64-TCM

1800

V.32bis

7200

2400

16-TCM

1800

V.32

9600

2400

32-TCM

1800

V.32 uncoded

9600

2400

16-QAM

1800