1-2 CHAPTER 1: TRIPLE MODEM MODULEPrincipal Featuresn Support for dial-up transmission protocols:n V.34 – 2-wire full duplex modems operating at data signalling ratesof 33600, 31200, 28800, 26400, 24000, 21600, 19200, 16800, 14400,12000, 9600, 7200, 4800 and 2400 bps.n Non-proprietary V.32 terbo – 2-wire full duplex modems operatingat data signalling rates of 19200, 16800, 14400, 12000, 9600, 7200and 4800 bps.n V.32bis – 2-wire full duplex modems operating at data signallingrates of 14400, 12000, 9600, 7200 and 4800 bps.n V.32 – 2-wire full duplex modems operating at data signalling ratesof 9600 and 4800 bps.n V.23 – 75/1200 bps operation.n V.22bis – 2400 bps full duplex operation.n V.22 and Bell 212A – 1200 bps full duplex 2-wire modem.n V.21 and Bell 103J – 300 bps modems.n Support for leased line transmission protocols:n V.34 – 2-wire or 4-wire full duplex modems operating at datasignalling rates of 33600, 31200, 28800, 26400, 24000, 21600, 19200,16800, 14400, 12000, 9600, 7200, 4800 and 2400 bps.n Non-proprietary V.32 terbo – 2-wire or 4-wire full duplex modemsoperating at data signalling rates of 19200, 16800, 14400, 12000,9600, 7200 and 4800 bps.n V.32bis – 2-wire or 4-wire full duplex modems operating at datasignalling rates of 14400, 12000, 9600, 7200 and 4800 bps.n V.32 – 2-wire or 4-wire full duplex modems operating at datasignalling rates of 9600 and 4800 bps.n 2-wire PSTN backup of the Private line.n CCITT V.42bis or MNP Class 5 data compression.n Virtual error-free data passage using CCITT V.42 LAPM or MNP Level 4error correction.