Functional Description - Nortel Enterprise 1000 Reference Manual

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Functional description

553-3023-211 Standard 1.00 June 2001
NTAK10 2.0 Mb DTI card
The NTAK10 2.0 Mb DTI card is a digital trunk card that provides an IPE-
compatible 2.0 Mb DTI interface for the Succession Communication Server
for Enterprise (CSE) 1000 system. This circuit card includes an on-board
clock controller that can be manually switched in or out of service.
The NTAK10 is installed only in the Succession Media Gateway. It is not
supported in the Media Gateway Expansion. Up to three digital trunk cards
are supported in each Media Gateway. The NTAK10 card can be installed in
Slots 1, 2, and 3 of the Media Gateway.
The NTAK10 provides the following features and functions:
• a clock controller that can be switched in as an option
• software-selectable A/µlaw operation
• software-selectable digital pads on a per channel basis
• frame alignment and multiframe alignment detection
• frame and multiframe pattern generation
• CRC-4 transmission and reception (software selectable)
• card status and alarm indication with faceplate-mounted LEDs
• Periodic Pulse Metering (PPM) counting
• outpulsing of digits on any of the ABCD bits
• Card-LAN for maintenance communications
• per-channel and all-channel loopback capabilities for near-end and far-
end
• self-test
• download of incoming ABCD validation times from software
• warm SYSLOAD (TS16 AS16 transmitted)