DinBox PSTN Reference manual – V1.3
Bausch Datacom NV
10
3.5
PSTN modem Specifications
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ITU-T V.92 with PCM upstream rates up to 48 kbps, QuickConnect and Modem-on-hold functions
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V.92, V.90, V.34, V.32bis, V.32, V.22 bis, V.22, V.23, and V.21; Bell 212A and Bell 103
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V.22 bis fast connect
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V.250 and V.251 commands
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V.253 commands
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Data compression and error correction
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V.44 data compression for optimal downloading of Internet Web pages and files
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V.42 bis and MNP 5 data compression
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V.42 LAPM and MNP 2-4 error correction
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MNP 10EC(tm) enhanced cellular performance
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Flow control and speed buffering.
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Automatic format/speed sensing.
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RS-232 Serial async interface, supports speeds up to 230.4 Kbps
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11-bit Direct mode
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Fax modem
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V.17, V.29, V.27 ter, and V.21 channel 2
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EIA/TIA 578 Class 1 and T.31 Class 1.0 commands
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Upgradeable Flash ROM
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Data/Fax/Voice call discrimination
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Hardware-based modem controller and digital signal processor (DSP)
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Worldwide operation
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Call progress, blacklisting
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Distinctive ring detect
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Caller ID detect
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Off-hook Call Waiting Caller ID detection during data mode in V.92, V.90, V.34, V.32bis, or V.32
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2-bit and 4-bit Conexant ADPCM, 8-bit linear PCM, and 4-bit IMA coding 8 kHz sample rate
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Concurrent DTMF, ring, and Caller ID detection
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2-wire Leased Line
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Dump mode
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Asynchrone DTR-dialling
