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Hardware feature descriptions 3-29
Planning and Ordering Guide—Part 1 of 2 NTRN10AN Rel 12.1 Standard Iss 1 Apr 2004
DS3, EC-1 12 BNC 12-port Front
I/O module
(NTN452JA)
OPTera Metro
3500 Shelf
Assembly
(NTN476AA or
NTN476DA))
3-4, 5-6,
7-8, 9-10
3-4, 5-6, 7-8,
9-10
BNC 12-port Rear
I/O module
(NTN452KA)
OPTera Metro
3500 Universal
Shelf Assembly
(NTN476AH)
BNC 12-port Front
Enhanced I/O
module
(NTN452JH)
OPTera Metro
3500 Universal
Shelf Assembly
(NTN476AH)
Ethernet:
10BaseT,
100BaseTX
4 8xRJ-45 Front I/O
module
(NTN452NA)
OPTera Metro
3500 Shelf
Assembly
(NTN476AA or
NTN476DA)
3-10 3-10
8xRJ-45 Rear I/O
module
(NTN452HB)
OPTera Metro
3500 Universal
Shelf Assembly
(NTN476AH)
8xRJ-45 Front
Enhanced I/O
module
(NTN452NH)
OPTera Metro
3500 Universal
Shelf Assembly
(NTN476AH)
Table 3-5 (continued)
I/O module type and slot positions
ADD / DROP
Traffic type
Quantity I/O module name /
PEC
Supported shelf
type / PEC
I/O slot
positions
Corresponding
transport slot