NEC UNIVERGE SL2100, Hardware Manual

Page: 43 / 174

3.2.1 Expandability of Trunk and Extension (without BRI/PRT)
• 4W Hybrid Multiline Terminal Mode
(Trunk)
2. Detail of One Chassis
1. System wide
Example 1 : 308U x 4 or (008U + 3COIDB) x 4
36
24
12
9
12
6
3
Main Chassis
Expansion Chassis
(1
st
EXP. Chassis)
Expansion Chassis
(2
nd
EXP. Chassis)
32 64 96
308U or 008U + 3COIDB
(Slot-1)
308U or 008U + 3COIDB
(Slot-2)
308U or 008U + 3COIDB
(Slot-3)
308U or 008U + 3COIDB
(Slot-4: SLT only)
1 Chassis
8 16 24 32
Example 2 : 308U x 3 or (008U + 3COIDB) x 3
9
6
3
308U or 008U + 3COIDB
(Slot-1)
308U or 008U + 3COIDB
(Slot-2)
308U or 008U + 3COIDB
(Slot-3)
1 Chassis
8 16 24
Example 3 : 308U x 2 or (008U + 3COIDB) x 2
6
3
308U or 008U + 3COIDB
(Slot-1)
308U or 008U + 3COIDB
(Slot-2)
1 Chassis
8 16
Example 4 : 308U or (008U + 3COIDB)
3
308U or 008U + 3COIDB
(Slot-1)
1 Chassis
8
(Extension)
Figure 1-3 Expandability of Trunk and Extension (without BRI/PRT)
ISSUE 1.0 SL2100
Hardware Manual 1-19