Apple Express Fax/Modem - Manual (Page 120)

Software specifications
Command set
Extended Hayes AT command set
Data communications standards
14400, 12000, 9600, 7200, 4800 bps CCITT V.32 bis
9600, 4800 bps CCITT V.32
2400 bps CCITT V.22 bis
1200 bps Bell 212A
1200 bps CCITT V.22
300 bps CCITT V.21
300 bps Bell 103
Group 3 Fax communications standards
2400, 4800 bps CCITT V.27 ter
7200, 9600 bps CCITT V.29
12000, 14400 bps CCITT V.17
Error control
Full CCITT V.42 compliance
MNP Classes 2–4
Fax Error Correction Mode
CCITT T.30
Data compression
CCITT V.42 bis (up to 4:1 compression)
MNP Class 5 (up to 2:1 compression)
Dialing capability
Tone/pulse dialing
Auto or manual dialing and answering
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