Nortel Networks 1000 - Manual (Page 787)

Architecture 787
•
receiving TS16 messages from the TS16 microprocessor and passing
these messages to the A07
•
providing the 19.2 Kbps serial interface to the Card-LAN
• controlling LEDs
• downloading LCAs
•
monitoring errors and alarms
• detecting the change of state in TS0, and outputting TS0 data
• counting bipolar violations, slips, PLL alarms, frame-alignment errors,
and CRC-4 errors
• monitoring the status of frame alignment and multiframe alignment
•
detecting and reporting of alarm indication signals (AIS)
•
updating of per channel loopback registers
• controlling the far-end loopback and digroup loopback functions
DS-30X microprocessor
The DS-30X is a utility processor, responsible for the following tasks:
• controlling the DS-30X interface
• receiving and decoding of messages and taking appropriate action
•
transmitting TS16 messages to the TS16 microprocessor
• receiving TS16 messages from the TS16 microprocessor and passing
these messages to the A07
• providing the 19.2 Kbps serial interface to the Card-LAN
•
controlling LEDs
•
downloading Local Calling Areas (LCAs)
• monitoring errors and alarms
• detecting the change of state in TS0, and outputting TS0 data
•
counting bipolar violations, slips, PLL alarms, frame-alignment errors,
and CRC-4 errors
•
monitoring the status of frame alignment and multiframe alignment
• detecting and reporting of alarm indication signals (AIS)
• updating of per channel loopback registers
•
controlling the far-end loopback and digroup loopback functions
Nortel Communication Server 1000
Circuit Card Reference
NN43001-311 02.06 Standard
27 August 2008
Copyright © 2003-2008 Nortel Networks
.