Nortel DMS-100 Series Maintenance Manual page 233

Figure 7-3 Star HUB Line testing configuration with DMS-1U
Host office
TM
NT2X90
MTA
MTM
REMOTE TERMINAL
DRTU
Modem
connection
CALRS
equipment
at the host
or
4TEL
Signature
equipment
circuit
at the host
RT
DMS-100 Family NA100 Star Remote System XPM15 and up
Star Remote System manual maintenance 7-29
RTU
SLEEVE
GND
TIP
RING
Modem
connection
LTC, LGC
or RCC2
Note: x can be 0 or 1.
Star HUB
UMPx
LCs
CT