Cisco 2900 Series User Manual

1-26
Cisco 2900 Series and 3900 Series Hardware Installation Guide
OL-18712-02
Chapter 1 Overview of the Routers
Hardware Features
• Figure 1-19 shows Cisco 2901 airflow.
• Figure 1-20 shows Cisco 2911 airflow.
• Figure 1-21 shows Cisco 2921 and 2951 airflow.
• Figure 1-22 shows the Cisco 3900 series standard (non NEBS) airflow configuration. For NEBS, the
airflow is reversed.
• Figure 1-23 shows the Cisco 3900 series standard NEBS airflow configuration.
Figure 1-19 Cisco 2901 Router Airflow
Figure 1-20 Cisco 2911 Router Airflow
Figure 1-21 Cisco 2921 and Cisco 2951 Router Airflow
250960
SYS ACT POE
Cisco 2900 Series
250975
Cisco 2900 Series
SYS ACT
SYS
PWR1
AUX
PWR1
SYS
PWR2
AUX
PWR2
Cisco 2900 Series
250936

Cisco 2900 Series Specifications

General

Brand	Cisco
Model	2900 Series
Category	Network Router
Language	English