The 2864 Series Standard Features - ZyXEL Communications 2864 Series User Manual

Standard
*
V.27bis
*
V.26bis
V.23
V.23
†
V.22bis
†
V.22
(BELL 212A)
V.21
BELL 103
G3 FAX
Cellular Modes
*. V33, V.29, V.27bis and V.26bis are only available in model 2864L for 4-wire
leased-line operation. The other operation modes are common to all models.
V.26bis works in half-duplex mode on 2-wire dial-up line.
†. 1800 Hz guard tone for V.22bis/V.22 answer mode, 6 dB below data signal level.

The 2864 Series Standard Features

• Synchronous/Asynchronous operations for external stand alone models and
rack mount models. (Parallel port interface is for asynchronous transmission
only)
• Asynchronous operations for PC internal card model.
• MNP class 4/5 error correction/data compression.
• V.42/V.42bis error correction/data compression. V.42 with selective reject.
• Extended AT command set.
• V.25bis async/sync command set.
• Operation on 2-wire dial-up line or 2/4-wire leased line. (4-wire leased line on
2864L only.)
• Auto-dial/answer and manual originate/answer.
• Tone/Pulse dialing.
• Dial tone, busy signal, and ringback detection.
• Programmable speaker volume control.
Bit rate
(+/-0,01%)
[bps]
2 400
2 400
1200 / 75
600 / 75
2 400
1 200
300
300
implemented according to T.30, V.17,V.29 and V.27ter.
ZyXEL proprietary cellular modes; 14400 bps to 4800 bps.
Baud rate Modulation
(+/-0,01%)
[baud]
1 200 4-DPSK
1 200 4-DPSK
1200 / 75 FSK
600 / 75 FSK
600 16-QAM
600 4-DPSK
300 FSK
300 FSK
1–4
Carrier
frequency
[Hz]
1800
1800
1200 Orig.
2400 Ans.
1200 Orig.
2400 Ans.