Technical Specifications
1-9
3610-A2-GB43-20
December 1996
Table 1-7
4-Wire Switched 56 DBM and DBM-S Technical Specifications
Specifications
Criteria
APPLICATION
Full- or half-duplex data transmission via 56 kbps switched services
compatible with AT&T, MCI, and US SPRINT using 4-wire switched access
to a local exchange carrier (LEC) or an inter-exchange carrier (IEC)
COMMUNICATION LINE
A dedicated 4-wire access or a local exchange carrier 4-wire switched
access
DATA RATES
56 kbps
(Note that 4-wire Switched 56 DBM or DBM-S use proprietary rate
adaption to support data rates of less than 56 kbps.)
DBM COMPATIBILITY
If Call Setup is set for Callback or Password security, then the device is
compatible with a 3600 Series Switched 56 DBM only.
If Call Setup is set for Alarm or None, then any switched 56 kbps terminal
interface unit (TIU) can be used.
SWITCHED 56 KBPS
NETWORK INTERFACE
3610 DSU
3611 DSU
8-pin modular jack
USOC SJA56
(One or two) 50-pin connector
USOC SJA57
NETWORK COMPATIBILITY
AT&T Technical References 41458 and 61330
