Juniper EX Series Complete Hardware Guide

EX-series Switch—Management Port Connector Pinout Information
The management port on the rear panel of an EX-series switch chassis has an RJ-45
connector. Table 21 on page 35 provides the pinout information of the RJ-45
connector. An RJ-45 cable is supplied with the switch.
Table 21: Management Port Connector Pinout Information
DescriptionSignalPin
Transmit dataTX+1
Transmit dataTX-2
Receive dataRX+3
Termination network4
Termination network5
Receive dataRX-6
Termination network7
Termination network8
Related Topics ■ EX 3200 Switch—Rear-Panel Description on page 10
■ EX 4200 Switch—Rear-Panel Description on page 12
■ Virtual Chassis Ports Connector Pinout Information on page 42
■ Uplink Modules Connector Pinout Information on page 35
■ EX-series Switch—Console Port Connector Pinout Information on page 34
Uplink Modules Connector Pinout Information
EX-series switches have a field-replaceable unit (FRU) uplink module on the front
panel. Table 22 on page 35 provides the uplink modules connector pinout information.
NOTE: You can use the ports in the uplink modules as virtual chassis ports.
Table 22: Uplink Modules Connector Pinout Information
Pin NamePin Number
GNDA1
GNDA2
GNDA3
EX-series Switch—Management Port Connector Pinout Information ■ 35
Chapter 1: Switch Overview

Juniper EX Series Specifications

General

Series	EX Series
Category	Switch
Layer	Layer 2/3
Operating System	Junos OS
Managed	Yes
ACLs	Yes
Port Density	Varies by model
Power over Ethernet (PoE)	Available on some models
Virtual Chassis	Supported on some models
Form Factor	Fixed configuration, Modular
Switching Capacity	Varies by model
Forwarding Rate	Varies by model
Power Supply	Varies by model (AC or DC, redundant options available)
Management	CLI, Web UI, SNMP
Redundancy	Power supply, fan, Virtual Chassis
Latency	Varies by model
Jumbo Frames	Supported
VLAN Support	Yes
MAC Address Table Size	Varies by model
QoS	Yes
Energy Efficiency	EEE (802.3az)
Dimensions	Varies by model
Weight	Varies by model
Operating Temperature	0° to 45° C
Storage Temperature	-40° to 70° C
Humidity	5% to 90% non-condensing
MTBF	Varies by model
Warranty	Limited Lifetime