Technical specifications – Multi Tech Equipment MTA128ST User Manual
Page 9

Introduction and Description
9
Technical Specifications
Trade Name
Iway Hopper™
Model Number
MTA128ST
(International),
MTA128NT
Network Interface
ST-Four-wire S/T interface
NT-2-wire
“U”
interface
Switch Compatibiltiy
EuroISDN (ETSI/DSS1/NET3), VN4, INS64, U.S. NI-1, AT&T 5ESS,
DMS-100 (both models support all of the switch protocols)
B-Channel Protocols
V.120, X.75, PPP, ML-PPP, CLEAR
Voice Coding
PCM: A-Law; µ-Law (switch protocol dependent)
LED Indicators
10 front panel LED indicators: Transmit Data, Receive Data, Link Status,
B1
Active,
B2
Active,
Terminal
Ready, Off Hook (AUX port), 128Kbps,
P1 Active (data protocol), P2 Active (data protocol)
Data Rates
300, 1.2K, 4.8K, 9.6K, 38.4K, 56K, 57.6K, 64K, 115.2K, 230.4K, and
460.8K
bps
Async Data Format
7 bit data + odd/even parity + 1 start/stop, 8 bit no parity. 36 baud
rate/parity settings via S-register. Baud rates of 300-460.8K bps with
even, space, mark, odd, or no parity.
Data Connections
Two ISDN B-channels
One
ISDN
D
channel
One analog port for connecting a standard telephone, modem, or fax
machine.
Command Interface
AT commands, S-registers, result codes, ConfigMenu firmware
configuration
utility,
Windows
98/NT/ME configuation utility, Dail-Up
Networking
(DUN)
Connectors
ISDN: RJ45 female receptacle, 4-wire S/T (accepts connection cable to
the network provider’s NT1 device) or 2-wire U interface
AUX:
RJ11
female
receptable, 2-wire voice service
Serial
Port:
female
DB-25
RS232E/V.24
Serial Interfaces
ITU-T V.24, EIA/TIA RS232E
Switches
Two-position power switch
Power Requirements
Two-prong outlet-mounted transformer (included), 240 VAC 50/60 Hz
Dimensions
15.0 cm x 10.7 cm x 2.8 cm (L x W x D)
Environmental
Tenperature range 0° - 40° C (32° - 104° F)
Humdidity
range
20-90%
(noncondensing)
Power Consumption
4 watts
Weight
224 g (8 oz)
Warranty
5 years