Cisco 4221 ISR User Manual

CHAPTER
2-1
Hardware Installation Guide for the Cisco 4000 Series Integrated Services Router
OL-32185-02
2
Cisco 4000 Series ISRs Preinstallation
This chapter provides preinstallation information, such as recommendations and requirements that
should be before installing your router. See the following sections to prepare for installation:
• Safety Recommendations, page 2-5
• General Site Requirements, page 2-7
• Rack Requirements, page 2-9
• Router Environmental Requirements, page 2-10
• Network Cabling Specifications, page 2-11
• Installation Checklist, page 2-16
• Creating a Site Log, page 2-16
To see translated warnings that appear in this publications, see the Regulatory Compliance and Safety
Information for the Cisco 4000 Series Routers document
Standard Warning Statements
This section describes the warning definition and then lists core safety warnings grouped by topic.
Warning This warning symbol means danger. You are in a situation that could cause bodily injury. Before
you work on any equipment, be aware of the hazards involved with electrical circuitry and be
familiar with standard practices for preventing accidents. Use the statement number provided at
the end of each warning to locate its translation in the translated safety warnings that
accompanied this device.
Note: SAVE THESE INSTRUCTIONS
Statement 1071

Cisco 4221 ISR Specifications

General

Form Factor	Rack-mountable
WAN Ports	2
LAN Ports	2
RAM	4 GB
Flash Memory	4 GB
Product Type	Router
Total Number of Ports	4
Number of Network (RJ-45) Ports	4
Number of Total Expansion Slots	3
Expansion Slot Type	NIM, ISC
Number of NIM Slots	2
Number of ISC Slots	1
Manageable	Yes
Power Supply	Internal
Redundant Power Supply	No
Authentication Method	RADIUS, TACACS+
Compliant Standards	IEEE 802.3, IEEE 802.3u, IEEE 802.3ab
Operating Temperature	32°F to 104°F (0°C to 40°C)
Height	1.75 in
Encryption Algorithm	AES, 3DES
Dimensions (W x D x H)	1.75 x 13.5 x 1.73 inches
Operating Humidity	5 to 95% (noncondensing)