1.MODEM SPECIFICATION

1.1.DATA MODEM

1.1.1.Standard

V.21 - 300 bps

V.22 - 1200bps

V.22bis - 2400bps

V.32 - adaptive rate 4800 - 9600bps

V.32bis - adaptive rate 4800 - 14400kbps

V.32terbo - adaptive rate 4800 - 19200kbps

V.34 - adaptive rate 2400-33600 bps, including V.8 negotiation

1.1.2.Data Compression

V.42bis

1.1.3.Error Correction

V.42 LAPM

1.2.FAX MODEM

1.2.1.Compatibility Specification

Fax Class 1

1.2.2.Standard

V.33 - 14400kbps, 12000bps

V.17 - 7200bps including short train

V.17 - 9600bps including short train

V.17 - 12000bp including short train

V.17 - 14400bps including short train

V.29 - 9600bps

V.29 - 7200 bps

V.27 ter - 2400 bps 4800 bps

V.21 channel 2 - 300 bps

1.2.3.Data Compression

MNP5

1.2.4.Error Correction

MNP 2-4

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Hitachi HPW-200EC manual Standard, Data Compression, Error Correction, Compatibility Specification