Juniper EX4300 Hardware Guide

Table 44: Health Status (continued)
DescriptionField
Indicates the memory used in the external Routing Engine. In an EX8200 Virtual Chassis, the memory
utilization value of the XRE200 External Routing Engine in the master role is displayed. Click the
XRE200 External Routing Engine in the backup role to view the memory used in the backup external
Routing Engine.
Memory util.
Indicates the average CPU usage over 15 minutes.CPU load
Indicates the usage and capacity of internal flash memory and any external USB flash drive.Flash
XRE200 External Routing Engines
Indicates the memory used in the external Routing Engine. In an EX8200 Virtual Chassis, the memory
utilization value of the XRE200 External Routing Engine in the master role is displayed. Click the
backup XRE200 External Routing Engine toview the memory used in backup externalRoutingEngine.
Memory util.
Indicates the average CPU usage over 15 minutes.CPU load
Indicates the usage and capacity of internal flash memory and any external USB flash drive.Flash
Indicates the status of the fans in the fan tray. The possible values are OK, Failed, and Absent.Fan Status
Capacity Utilization Panel
Table 45: Capacity Utilization
DescriptionField
Indicates the number of active ports in the switch. Configured
Virtual Chassis ports (VCPs) are considered as active ports.
Number of active ports
Indicates the number of ports in the switch.
NOTE: In EX3300 and EX4600 Virtual Chassis, the total
number of ports of all of the switches is displayed.
Total number of ports
Indicates the number of MAC table entries.Used-up MAC-Table entries
Indicates the maximum number of MAC tableentries permitted.Supported MAC-Table entries
Indicates the number of VLANs configured.
NOTE: Only tagged VLANs are counted.
Number of VLANs configured
Indicates the maximum number of VLANs supported.Number of VLANs supported
Alarms Panel
Displays information about the last five alarms raised in the system. For example, if there
are 5 major alarms, then details of all 5 major alarms are displayed. If there are 4 major
71Copyright © 2017, Juniper Networks, Inc.
Chapter 5: Viewing System Information

Juniper EX4300 Specifications

General

Model	EX4300
Virtual Chassis	Yes, up to 10 members
Layer 3 Routing	Yes
10GBASE SFP+ Ports	4
Jumbo Frames	9216 bytes
MAC Address Table Size	32, 000
Operating System	Junos OS
Uplink Ports	4 x 10GBASE SFP+
Power Supply	AC or DC options
Operating Temperature	0°C to 45°C (32°F to 113°F)
Input Voltage	100-240V AC
Operating Relative Humidity	5 to 90% RH, non-condensing
Management Options	CLI, Web UI, Junos Space
Redundancy	Yes, power supply and fans
Storage Temperature	-40°F to 158°F (-40°C to 70°C)
Ports	24 or 48