Introduction
35
•
Media Gateway Controller (MGC) (NTDW60BA)
•
up to two DSP daughterboards can be used with the MGC. Three DSP
daughterboard capacities are available:
—
128-port daughterboard (NTDW78AA)
—
96-port daughterboard (NTDW64AA)
—
32-port daughterboard (NTDW62AA)
•
up to four optional downloadable D-channel (DDCH) daughterboards
(NTBK51AA/NTBK51CA) or D-channel interface (DCHI)
daughterboards (NTAK93AB) that mount on the E1/T1 card
•
19-inch rack (customer-supplied)
Redundancy and field replaceable components
The PRI Gateway does not include redundant components. PRI Gateways
with fewer spans can be purchased to achieve the desired redundancy.
See
Table 6 "Replaceable components" (page 35)
for a list of PRI
Gateway components that can be ordered as separate items.
Table 6
Replaceable components
NT code
Description
New or existing
NTDW72AAE5
PRI Gateway chassis
Existing
NTDW71AAE5
PRI Gateway Power Supply Unit
Existing
NTDW73AAE5
PRI Gateway cooling Unit
Existing
NTDW70AAE5
PRI Gateway E1/T1 main pack
Existing
NTDW75AAE5
PRI Gateway E1/T1 expansion daughterboard
Existing
NTDW76AAE5
PRI Gateway Compact Flash Memory Card
Existing
NTDW60BA
Media Gateway Controller (MGC)
Existing
NTDW78AA
MGC DSP daughterboard (128 ports)
New
NTDW64AA
MGC DSP daughterboard (96 ports)
Existing
NTDW62AA
MGC DSP daughterboard (32 ports)
Existing
NTBK51AA/NTBK51
CA
DDCH daughterboard
Existing
NTAK93AB
DCHI daughterboard
Existing
Nortel Communication Server 1000
Media Gateway 1000E PRI Gateway Installation and Commissioning
NN43041-311 04.01
4 June 2010
Copyright © 2007-2010 Nortel Networks. All Rights Reserved.
.
Summary of Contents for 1000E PRI
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