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3Com
NBX Phone System Comparison |
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NBX
100 |
NBX
V3000 |
SS3
NBX |
| Software
Level |
R4.3 |
R4.4 |
R4.3 |
| Device
Capacity |
200 |
1,500 |
1,500 |
| Trunk
Capacity |
100 |
720 |
720 |
| Auto
Attendant / Voicemail Capacity |
12
ports / 80 hours |
72
ports / 400 hours
(4 included) |
72
ports / 400 hours |
| VTL
Capacity |
8
ports |
48
ports |
48
ports |
| Built-in
Analog CO Line Ports |
0 |
4 |
0 |
| Built-in
Analog Device Ports |
0 |
1 |
0 |
| "Group
2" Phone Licenses included |
0 |
1 |
0 |
| Zone
Paging |
N |
Y |
N |
| System
Size |
7
Slots |
1
U Height + Expansion Chassis |
4
Slots + Expansion Chassis |
| Backplane
Speed |
10
MB |
100
MB |
100
MB |
| Power
/ Disk / Uplink Redundancy |
N |
N |
Y |
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