Environment, Functional description – Nortel Networks 1000 User Manual
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NTAK79 2.0 Mb PRI card
Environment
The NTAK79 meets all applicable Nortel Network’s operating
specifications.
The NTAK79 meets all applicable Nortel Network’s operating
specifications.
The NTAK79 meets all applicable Nortel Network’s operating
specifications.
Functional description
The NTAK79 card provides the following features and functions:
•
recovery of the 2.048 kbps data by the CEPT receiver, at signal levels
which have been attenuated by up 10 dB
•
control of CEPT line density using HDB3 which provides 64 kbps clear
channel
•
performance monitoring of the receive carrier by means of Bipolar
Violations (BPV), Slips, CRC-4 (CRC), and Frame Bit Errors (FBER)
•
monitoring of receive carrier alarms including AIS, LOS, and RAI
•
transmission of remote alarm when instructed
•
slip-buffering receive messages
•
supporting National and International bits in time slot 0
•
on-board clock controller
•
onboard D-channel interface
•
32 software-selectable Tx & Rx Pad values
•
conversion of PCM commanding Laws (A-A, u-u, A-u, u-A)
•
Card-LAN for maintenance communication
NTAK79 provides the following features and functions:
•
recovery of the 2.048 kbps data by the CEPT receiver, at signal levels
which have been attenuated by up 10 dB
•
control of CEPT line density using HDB3 which provides 64 kbps clear
channel
•
performance monitoring of the receive carrier by means of Bipolar
Violations (BPV), Slips, CRC-4 (CRC), and Frame Bit Errors (FBER)
•
monitoring of receive carrier alarms including AIS, LOS, and RAI
•
transmission of remote alarm when instructed
•
slip-buffering receive messages
Nortel Communication Server 1000
Circuit Card Reference
NN43001-311
02.06
Standard
27 August 2008
Copyright © 2003-2008 Nortel Networks
.