A-1
Cisco 1721 Router Hardware Installation Guide
78-13834-02
A P P E N D I X
A
Technical Specifications
Table A-1
lists hardware and operating specifications for the Cisco 1721 router.
Table A-1
Cisco 1721 Router Specifications
Description
Specification
Console port
RJ-45
Auxiliary port
RJ-45
Ethernet port
RJ-45
Dimensions
H x W x D
3.1 x 11.2 x 8.7 in. (7.85 x 28.4 x 22.1 cm)
Weight
With two WICs
2.6 lb (1.18 kg)
2.9 lb ( 1.32 kg)
Power supply
External
On-board
Universal AC/DC switching—Su5V, +12V,
and –12V
Supplies 3.3V and -5V
Power consumption
20W
Operating Specifications
Operating temperature
Storage temperature
Operating humidity
32° to 104°F (0 to 40°C)
–40° to 149°F (–40 to 65°C)
10% to 85%, noncondensing
