Nortel Networks OPTera Metro 3500 - Manual (Page 257)

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