Juniper EX4300 Hardware Guide

Table 29: N+0 AC Power Calculations for 24-Port EX4300 Switches . . . . . . . . . . 52
Table 30: N+0 AC Power Calculations for 32-Port EX4300 Switches . . . . . . . . . . 53
Table 31: N+0 AC Power Calculations for 48-Port EX4300 Switches . . . . . . . . . . 53
Table 32: N+N AC Power Calculations for 24-Port EX4300 Switches . . . . . . . . . . 54
Table 33: N+N AC Power Calculations for 32-Port EX4300 Switches . . . . . . . . . . 55
Table 34: N+N AC Power Calculations for 48-Port EX4300 Switches . . . . . . . . . 55
Table 35: AC Power Supply LEDs in EX4300 Switches . . . . . . . . . . . . . . . . . . . . . . 57
Table 36: Details of the DC Power Supplies in EX4300 Switches . . . . . . . . . . . . . 58
Table 37: Airflow Direction in DC Power Supply Models for EX4300 Switches . . . 59
Table 38: N+0 DC Power Calculations for EX4300 Switch Configurations . . . . . 60
Table 39: N+N DC Power Calculations for EX4300 Switch Configurations . . . . . . 61
Table 40: DC Power Supply LEDs on an EX4300 Switch . . . . . . . . . . . . . . . . . . . . 62
Chapter 5 Viewing System Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65
Table 41: Details of a Virtual Chassis Member Switch . . . . . . . . . . . . . . . . . . . . . . 66
Table 42: Status of a Member Switch in a Virtual Chassis . . . . . . . . . . . . . . . . . . . 67
Table 43: System Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
Table 44: Health Status . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
Table 45: Capacity Utilization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71
Table 46: Chassis Viewer for EX2200 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . 72
Table 47: Chassis Viewer for EX2200-C Switches . . . . . . . . . . . . . . . . . . . . . . . . . 73
Table 48: Chassis Viewer for EX3200, EX3300, and EX4200 Switches . . . . . . . . 73
Table 49: Chassis Viewer for EX4300 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . 75
Table 50: Chassis Viewer for EX4500 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . 76
Table 51: Chassis Viewer for EX4550 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . 77
Table 52: Chassis Viewer for EX4600 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . 79
Table 53: Chassis Viewer for EX6210 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79
Table 54: Chassis Viewer for EX8208 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . 80
Table 55: Chassis Viewer for EX8216 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82
Table 56: Chassis Viewer for XRE200 External Routing Engines . . . . . . . . . . . . . . 82
Part 2 Site Planning, Preparation, and Specifications
Chapter 6 Preparation Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 87
Table 57: Site Preparation Checklist . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 87
Table 58: EX Series Switch Environmental Tolerances . . . . . . . . . . . . . . . . . . . . . 89
Table 59: Site Electrical Wiring Guidelines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93
Table 60: Rack Requirements and Specifications . . . . . . . . . . . . . . . . . . . . . . . . . 94
Table 61: Cabinet Requirements and Specifications . . . . . . . . . . . . . . . . . . . . . . . 95
Chapter 7 Power Specifications and Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 99
Table 62: 350 W AC Power Supply Specifications for an EX4300 Switch . . . . . . 99
Table 63: 715 W AC Power Supply Specifications for an EX4300 Switch . . . . . . 100
Table 64: 1100 W AC Power Supply Specifications for an EX4300 Switch . . . . . 100
Table 65: AC Power Cord Specifications for 350 W and 715 W AC Power Supplies
for an EX4300 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 101
Table 66: AC Power Cord Specifications for 1100 W AC Power Supplies for an
EX4300 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 103
Table 67: DC Power Supply Specifications for an EX4300 Switch . . . . . . . . . . . . 104
Table 68: Estimated Values for Factors Causing Link Loss . . . . . . . . . . . . . . . . . 106
Copyright © 2017, Juniper Networks, Inc.xiv
EX4300 Switch Hardware Guide

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