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The universal trunk card contains a microcontroller that controls the internal
operation of the card and the serial card LAN link to the controller card. The
microcontroller controls the following:
•
•
The NT8D14 Universal Trunk Card contains a microcontroller that controls
the internal operation of the card and the serial card LAN link to the
controller card. The microcontroller controls the following:
•
•
Copyright © 2003-2008, Nortel Networks
.
— programming of input/output interface control circuits for
administration of trunk interface unit operation
— maintenance diagnostics
— transmission pad settings
reporting to the CE CPU via the card LAN link:
— card identification (card type, vintage, and serial number)
— firmware version
— self-test status
— programmed configuration status
receipt and implementation of card configuration via the card LAN link:
— programming of the Codecs
— enabling/disabling of individual units or entire card
— programming of input/output interface control circuits for
administration of trunk interface unit operation
— maintenance diagnostics
— transmission pad settings
reporting to the CE CPU through the card LAN link:
— card identification (card type, vintage, and serial number)
— firmware version
— self-test status
— programmed configuration status
receipt and implementation of card configuration through the card LAN
link:
— programming of the Codecs
— enabling/disabling of individual units or entire card
— programming of input/output interface control circuits for
administration of trunk interface unit operation
Nortel Communication Server 1000
Circuit Card Reference
NN43001-311 01.04 Standard
Release 5.0 23 May 2008
Functional description 583
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