Filter
Top Products
MERLIN LEGEND Communications System Release 7.0
Pocket Reference
555-670-116
Issue 1
April 1999
37
Control Unit Interfaces
— The 145D protector provides AC surge protection for the
entire system, including the power supply module. One unit
provides protection for six outlets.
— The 146C protector provides Central Office (CO) line surge
protection. One unit covers four CO lines.
Complete installation instructions are provided with the surge
protectors.
Control Unit Interfaces
Interface Applications
Signaling
Channel
Rate
Audio/
Data
Rate
BRI S/T
1
1 Call handling derived from CCITT recommendation Q.931.
Control unit to MLX telephone
ISDN Terminal Adapter
16 kbps (D)
64 kbps (B)
64 kbps (B)
and (D)
DS1 Control unit to the following services:
T1
Emulated tie trunk
Emulated DID
Emulated loop-start
Emulated ground-start
PRI services
ACCUNET
®
switched digital service
MEGACOM
®
WATS
MEGACOM 800
Software Defined Network (SDN)
MultiQuest
®
900 number services
Connectivity to 5ESS Generic 6/7/8/FTS 2000
Multiple incoming calls to directory number
Call-by-Call Service Selection
Password handling for FTS 2000
SID-ANI as Calling Party Number
64 kbps
RS-232-CControl unit to PC connected to
system programming port
Control unit to Lucent Technologies model
572 printer, PC with CAS, or CAT connected
to RS-232-C port
2400 bps
or
1200 bps
1200 bps
2400 bps
or
1200 bps
1200 bps
ATL Control unit to analog multiline telephone 40kHz 300–
3400 Hz
Tip/Ring Control unit to single-line
telephone, modem, fax, OPT, or
voice mail system
40kHz 300–
3400 Hz
ETR Control unit to ETR telephone
or MLS telephone
40kHz 300–
3400 Hz