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Technical Specifications
Your MTA128ST-USB terminal adapter meets the following specifications:
Trade Name
Model Number
Network Interface
Switch Compatibility
B-Channel Protocols
Voice Coding
LED Indicators
Data Rates
Data Connections
Command Interface
Connectors
Switches
Power Requirements
Dimensions
Environmental
Power Consumption
Weight
Warranty
MTA128ST-USB
Chapter 1 - Introduction and Description
MultiModemISDN
MTA128ST-USB (International)
Four-wire S/T interface
EuroISDN (ETSI/DSS1/NET3), VN4, INS64, U.S. NI-1,
AT&T 5ESS, DMS-100
V.110, V.120, X.75, ML-PPP
PCM: A-Law (Europe); µ-Law (US)
10 front panel LED indicators: Transmit Data, Receive Data,
Call Status, B1 Active, B2 Active, Terminal Ready, Off Hook
(AUX port), 128 Kbps, P1 Active (data protocol), P2 Active
(data protocol)
300, 1.2K, 2.4K, 4.8K, 9.6K, 19.2K, 38.4K, 56K, 57.6K, 64K,
115.2K, 230.4K, and 460.8K bps
Two ISDN B-channels
One ISDN D-channel
One analog port for connecting a standard telephone,
modem, or fax machine
AT commands, S-registers, result codes, Windows 98/95
configuration utility, and Windows 98/95 Dial-Up Networking
(DUN)
USB: Type B connector
ISDN: RJ-45 female receptacle, 4-wire S/T (accepts
connection cable to the network provider's NT1 device)
AUX: RJ-11 female receptacle
Two-position power switch
Two-prong outlet-mounted transformer (included), 240 VAC
50/60 Hz
15.0 cm × 10.7 cm × 2.8 cm (L × W × D)
Temperature range 0°–50° C;
Humidity range 20–90% (noncondensing)
4 watts
224 g (8 oz)
5 years
9
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