When the antenna is not installed on the router, it is mandatory to install the antenna dust cap that is shipped
with the router. This dust cap protects the router interior from environmental elements like water, heat,
cold, and dust.
Note
The following figure shows the top view of the router.
Figure 5: Cisco ASR 901S Series Aggregation Services Router
—
Top View
Router handle
2
Antenna (connected)
1
The bottom section of the router contains the following interfaces:
Cisco ASR 901S Series Aggregation Services Router Hardware Installation Guide
6
OL-29732-01
Introduction
Cisco ASR 901S Series Aggregation Services Router: Top and Bottom View