Hardware Requirements; Circuit Cards; Cables; Channel Service Units - Nortel Meridian 1 Option 11C Manual

Hardware Requirements

Circuit cards

Cables

Channel Service Units

To implement PRI on the Meridian 1 Option 11C, the hardware shown in
Table 1 on page 11 is required.
Table 1
Required Circuit Cards
Circuit card
NTRB21
NTAK09
NTAK20
NTAK93
NTBK51BA
The following cables are required for PRI connections:
• PRI to external T1 cable
• NTBK04 carrier cable
• NT8D97 50 foot extension (if needed)
When connecting the DTI/PRI to the public network, CSUs are required by
most operating companies. One CSU is required per PRI. Suitable CSUs
which support 64 Kbps clear and Bipolar 8 Zero Substitution (B8ZS) are
available from vendors such as Verilink, Digitalink, Kentrox and Tellabs.
PRI Implementation
Description
DTI/PRI TMDI card.
DTI/PRI circuit card.
Clock-controller daughterboard. Option 11C
supports only one active clock controller per
system or IP Expansion cabinet.
Every cabinet that contains a digital
Note:
trunk must contain a clock controller
D-channel-handler interface (DCH)
daughterboard.
Downloadable D-channel daughterboard
(DDCH). Connects to the NTAK09 DTI/PRI
card.
Option 11C
Page 11 of 100
.
1.5 Mb DTI/PRI