Cisco ASR 903 Installation Instructions

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The electrical circuit servicing the Cisco ASR 903 Router as a satellite shelf complies with the
requirements.
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Consideration has been given to the console port wiring and limitations of the cabling involved, according
to TIA/EIA-232F.
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Ethernet cabling distances for the Cisco ASR 903 Router as a satellite shelf are within limitations.
•
The equipment rack in which you plan to install the Cisco ASR 903 Router as a satellite shelf complies
with requirements.
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In selecting the location of the rack, careful consideration has been given to safety, ease of maintenance,
and proper airflow.
Site Selection Guidelines
The Cisco ASR 903 Router as a satellite shelf requires specific environmental operating conditions.
Temperature, humidity, altitude, and vibration can affect the performance and reliability of the router. The
following sections provide specific information to help you plan for the proper operating environment.
The Cisco ASR 903 Router as a satellite shelf is designed to meet the industry EMC, safety, and environmental
standards described in the Regulatory, Safety, and Compliance Information for the Cisco ASR 903 Router.
Environmental Requirements
Environmental monitoring in the Cisco ASR 903 Router as a satellite shelf protects the system and components
from damage caused by excessive voltage and temperature conditions. To ensure normal operation and avoid
unnecessary maintenance, plan and prepare your site configuration before installation. After installation, make
sure that the site maintains the environmental characteristics described in the Cisco ASR 903 System
Specifications section.
Physical Characteristics
Be familiar with the physical characteristics of the Cisco ASR 903 Router as a satellite shelf to assist you in
placing the system in the proper location. For more information, see the Cisco ASR 903 System Specifications
section.
Cisco ASR 9000 Series Aggregation Services Router Satellite Systems Installation Guide
10
Installing the Cisco ASR 903 Router as a Satellite Shelf
Site Selection Guidelines

Cisco ASR 903 Specifications

General

Form Factor	Modular
Storage Temperature	-40°C to 70°C (-40°F to 158°F)
Humidity	5% to 95% non-condensing
Redundancy	Yes, redundant power supplies and route processors
Operating System	Cisco IOS XE
Power Supply	AC or DC
Switching Capacity	240 Gbps
Operating Temperature	-40°C to 65°C (-40°F to 149°F)
MTBF	200, 000 hours
Supported Protocols	IPv4, IPv6, MPLS, L2VPN, L3VPN
Interfaces	Gigabit Ethernet, 10 Gigabit Ethernet, T1/E1