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