Juniper EX4100 User Manual

• Back-to-front, indicated by the label AIR IN and Juniper Azure Blue handle. The back-to-front airow
direcon means that cold air enters through the back of the switch, and hot air exits through the
front.
Figure 42 on page 54 shows the rear panel of an AFO fan module.
Figure 43 on page 54 shows the rear panel of an AFI fan module.
Figure 42: Rear Panel of an AFO Fan Module
1—
Airow Out label: AIR OUT (AFO)
Figure 43: Rear Panel of an AFI Fan Module
1—
Airow In label: AIR IN (AFI)
NOTE: You must install all the fan modules for opmal funconing of the switch.
54

Juniper EX4100 Specifications

General

Model	EX4100
Category	Switch
Layer	Layer 2/3
Power Consumption	Varies by model and configuration
PoE	Optional
Management	Web UI, CLI, SNMP
Operating Temperature	0°C to 45°C
Input Voltage	100-240V AC
Storage Temperature	-40°C to 70°C
Humidity	5% to 90% non-condensing
DC Power Input	-48V DC
JUNOS OS	Yes
Security Features	ACLs
Layer 2 Features	VLAN, RSTP, MSTP, LACP
Layer 3 Features	Static routing, OSPF
QoS	8 queues per port