Fax Compatibility; Table 1-2 Fax Compatibility - ZyXEL Communications U-90E User Manual

U-90E Data/Fax Modem
V.32 9600
uncoded
V.32 4800
V.23 1200/75
V.23 600/75
V.22bis 2400
V.22 1200
(BELL 212A)
V.21 300
BELL 103 300
1.5

Fax Compatibility

The U-90E modem supports fax applications and is compatible with many fax
transmission standards. It provides the highest fax speed of up to 14400 bps using the fax
transmission standard V.17.
Standard Bit Rate [bps]
V.17 14400-7200
V.29 9600-4800
V.27ter 4800-2400
V.21 300
1-4
2400 16-QAM
2400 4-DPSK
1200/75 FSK
600/75 FSK
600 16-QAM
600 4-DPSK
300 FSK
300 FSK

Table 1-2 Fax Compatibility

Baud Rate [baud] Modulation
2400 TCM
2400 QAM/DPSK
1600/1200 PSK/DPSK
300 FSK
1800
1800
1200 Org
2400 Ans
1200 Org
2400 Ans
Carrier Frequency [Hz]
1800
1700
1800
Getting to know your Modem