Datasheet

1-18
PA-4E1G Serial Port Adapter Installation and Configuration
OL-3065-05
Chapter 1 Overview
Port Adapter Slot Locations on the Supported Platforms
Cisco 7401ASR Router Slot Numbering
Figure 1-23 shows the front view of a Cisco 7401ASR router with a port adapter installed. There is only
one port adapter slot (slot 1) in a Cisco 7401ASR router.
Figure 1-23 Port Adapter Slot in the Cisco 7401ASR Router
Cisco 7500 Series Routers VIP Slot Numbering
Port adapters are supported on the VIPs (versatile interface processors) used in Cisco 7500 series
routers. In the Cisco 7505 router, the VIP motherboard is installed horizontally in the VIP slot. In the
Cisco 7507 router and Cisco 7513 router, the VIP motherboard is installed vertically in the VIP slot. A
port adapter can be installed in either bay (port adapter slot 0 or 1) on the VIP. The bays are numbered
from left to right on the VIP. Figure 1-24 shows the slot numbering on a VIP.
Figure 1-24 VIP Slot Locations
57680
ENABLED
RX CELLS
RX CARRIER
RX ALARM
TX
RX
ENHANCED ATM
29328
Port adapter slot 0
Port adapter slot 1
Port adapter
handles not
shown