ATLAS 550 System Manual Section 2, Engineering Guidelines
61200305L1-1F © 2002 ADTRAN, Inc. 47
7. AT-A-GLANCE SPECIFICATIONS

Table 33 lists the specifications for the ATLAS 550 system.

Table 33. Specifications
Application Feature Specification
TDM Applications
TDM bandwidth 14 Mbps Full duplex
Dedicated map connections 160 Dedicated map connections in each of
the 5 maps
Switching Applications
ISDN signaling types National ISDN
Lucent 5E
AT&T 4ESS (PRI Only)
Northern DMS-100 (Nortel Custom)
EuroISDN
T1 signaling types Loop-Start
Ground-Start
E&M Wink
E&M Immediate
Feature Group D
DSP Features DTMF tones support
FSK Caller ID support
Progress tone generation
32 available DSP channels
BRI Connections 17 BRI connections
PRI Connections 10 PRI connections
RBS T1 Connections 10 RBS T1 connections
Frame Relay
Packet throughput 4000 pkts/sec (minimum)
Management signaling
interfaces
UNI (user and network)
NNI