Omni 56K II and Omni 56K Plus II User’s Guide

3.5Omni 56K II and Omni 56K Plus II Capability

The data/fax/voice feature of Omni 56K II and Omni 56K Plus II is described below:

 

Table 3-3 Feature Description

 

 

FEATURE

DESCRIPTION

 

 

Data

2W Dial-Up Line

 

Multi-auto/V.92/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 95/98/2000/Me/XP in RS232 mode

 

External Plug and Play for Windows 98 /2000/Me/XP 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/ Class 2.0 command set

 

 

Voice

4 bit IMA ADPCM

 

Remote Recording on PC storage

 

IS-101 Command Set

 

 

3.6Data Function

3.6.1Physical Layer Capability

The Omni 56K II and Omni 56K Plus II modems are high performance universal modems capable of transmission speeds up to 56/48Kbps full-duplex on a 2-wire dial-up line. Universal compatibility covers a broad range of ITU-T and BELL standards.

Table 3-4 Physical Layer Capacity

STANDARD

BIT RATE [BPS]

BAUD RATE

MODULATION

CARRIER

 

 

 

[BAUD]

 

FREQUENCY [HZ]

 

 

 

 

 

 

V.92

– upstream

24000-48000

8000

PCM

0

 

 

 

 

 

 

V.92

– downstream

28000-56000

8000

PCM

0

 

 

 

 

 

 

V.90

 

28000-56000

8000

PCM

0

 

 

 

 

 

 

3-4

Specifications and Functions