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Juniper EX4300 Hardware Guide

Juniper EX4300
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Table 78: Console Port Connector Pinout Information (continued)
DescriptionSignalPin
Receive dataRxD Input6
Data carrier detectCD Input7
Clear to sendCTS Input8
Related
Documentation
Connecting a Device to a Management Console by Using an RJ-45 Connector on page 194
Configuring the Console Port Type (CLI Procedure)
Mini-USB Port Pinout Specifications
If your management host (laptop or PC) does not have a DB-9 male connector pin or an
RJ-45 connector pin but has a USB port, you can connect your management host to the
Mini-USB Type-B console port by using a cablethat has a standardType-A USB connector
on one end and a Mini-USB Type-B (5-pin) connector on the other end.
The Mini-USB Type-B console port uses a Mini-USB Type-B connector to connect to a
console management device. The default baud rate for the console port is 9600 baud.
Table 79 on page 150 provides the pinout information of the Mini-USB Type-B console
port.
Table 79: Mini-USB Type-B Console Port Pinout Information
DescriptionSignalPin
+5 VDCVCC1
Data -D-2
Data +D+3
Could be not connected (N/C), connected to ground (GND), or used as an attached device
presence indicator
N/CX
GroundGND4
Related
Documentation
Management Cable Specifications on page 146
USB Port Specifications for an EX Series Switch
The following Juniper Networks USB flash drives have been tested and are officially
supported for the USB port on all EX Series switches:
Copyright © 2017, Juniper Networks, Inc.150
EX4300 Switch Hardware Guide

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Juniper EX4300 Specifications

General IconGeneral
ModelEX4300
Virtual ChassisYes, up to 10 members
Layer 3 RoutingYes
10GBASE SFP+ Ports4
Jumbo Frames9216 bytes
MAC Address Table Size32, 000
Operating SystemJunos OS
Uplink Ports4 x 10GBASE SFP+
Power SupplyAC or DC options
Operating Temperature0°C to 45°C (32°F to 113°F)
Input Voltage100-240V AC
Operating Relative Humidity5 to 90% RH, non-condensing
Management OptionsCLI, Web UI, Junos Space
RedundancyYes, power supply and fans
Storage Temperature-40°F to 158°F (-40°C to 70°C)
Ports24 or 48

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