Lucent Technologies FT-2000 OC-48 - Controller; Control, Transmission, and Synchronization Interfaces; System Control Architecture for the; OC-48 Add;Drop-Rings Terminal

Control, Transmission, and Synchronization Interfaces
5-2 Issue 8.0 July 2002
Figure 5-1. System Control Architecture for the FT-2000
OC-48 Add/Drop-Rings Terminal
SYSCTL
CIT DCE
CIT DTE
Serial Telemetry
X.25
LNCTL
SYSMEM
User Panel LEDs
Parallel Telemetry
User-Settable Discrete Input
User-Settable Discrete Output
LCLAN OALAN
BCLAN
Board
Controller
OHCTL
(TERM)
System
Controller
Complex
Office Alarms
Alarm Cutoff
OHCTL
(TERM)
Board
Controller
TOHCTL*
* Release 6 and later.