Juniper EX4100 User Manual

Table 42: Chassis Component Alarm Condions on EX4100 and EX4100-F Switches (Connued)
Chassis
Component
Alarm Condion Alarm Severity Remedy
An unknown power
supply is installed.
Major Install a power supply recommended by
Juniper Networks.
A mix of power
supplies with dierent
airow direcons is
installed.
Major Do not mix power supplies with dierent
airow direcons in the same chassis.
A mix of fan modules
and power supplies
with dierent airow
direcons is installed.
Major Do not mix fan modules and power supplies
with dierent airow direcons in the same
chassis.
Fan module A fan module is not
installed.
Major Install the fan module.
A fan module has
failed.
Major Replace the fan module.
A mix of fan modules
with dierent airow
direcons is installed.
Major Do not mix fan modules with dierent
airow direcons in the same chassis.
A mix of fan modules
and power supplies
with dierent airow
direcons is installed.
Major Do not mix fan modules and power supplies
with dierent airow direcons in the same
chassis.
202

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