Cisco C921-4P User Manual

Chassis Views
This section contains front and back panel views of the Cisco 900 Series ISR-showing locations of the power
and signal interfaces, interface slots, status indicators, and chassis identification labels.
Figure 1: Cisco C921-4P- I/O View
Power button2#6-32 Ground screw1
Console Port4Reset button3
GE LAN port6USB2.0 port5
GE LAN port8GE LAN port7
GE WAN port10GE LAN port9
VPN LED12GE WAN port11
Figure 2: Cisco C921J-4P - I/O View
Power button2#6-32 Ground screw1
Reset button412VDC input3
VPN LED6System LED5
GE LAN port8USB2.0 port7
GE LAN port10GE LAN port9
Hardware Installation Guide for the Cisco 900 Series Integrated Services Router
2
Overview of Cisco 900 Series Integrated Services Routers
Chassis Views

Cisco C921-4P Specifications

General

Switch type	Managed
Quality of Service (QoS) support	Yes
USB 2.0 ports quantity	1
Basic switching RJ-45 Ethernet ports type	-
Basic switching RJ-45 Ethernet ports quantity	4
10G support	No
Networking standards	IEEE 802.1D
Product color	Black
Electromagnetic compatibility	47CFR, AS/NZS CISPR22 2, CISPR22, EN55022, ICES003, EN61000-3-2, KCC, EN55024, KN24
Flash memory	2048 MB
Internal memory	1024 MB
MAC address table	- entries
AC input voltage	100 - 240 V
AC input frequency	50 - 60 Hz
Storage temperature (T-T)	-40 - 70 °C
Operating temperature (T-T)	0 - 50 °C
Operating relative humidity (H-H)	5 - 95 %
Security algorithms	802.1x RADIUS
Harmonized System (HS) code	85176990

Weight and Dimensions

Depth	241.3 mm
Width	228.6 mm
Height	43.2 mm
Weight	1200 g