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Ethernet Base ModulePassport 4400 Hardware Installation Manual
3-2
The Ethernet Base Module must be present in the lowest slot (A) for the unit
to function. The remaining slots (B, C, D, E) house optional expansion voice or
data modules as required. The figure below shows the rear view of a typical
Passport 4450 unit.
Figure 3-2. Passport 4450 Unit - Rear View
The Ethernet Base Module has six ports located on the back panel. The AUI
port is not used at this time. The five usable ports are as follows:
• Management port
• Frame Relay DCE/DTE, Port 1
• Ethernet Access Port (10BASE-T)
• Port 2 (WAN)
• Port 3 (WAN)
Figure 3-3. Ethernet Base Module (All Models) - Rear View
Note:
Should you need to remove the Ethernet Base Module, refer
to Chapter 10, General Installation, for information on
opening the unit and removing the modules.
Optional Modules
Ethernet Base Module
E
D
C
B
Port 2
Port 3
Frame Relay DCE Serial
Access Port (Port 1)
Interface Modules
(Port 2 and Port 3)
Ethernet Access Port
10BASE-T
Not Used
(AUI)
Management Port