Juniper EX Series Complete Hardware Guide

Figure 39: EX 4200 Switches Virtual Chassis—Mounted on Adjacent Racks and
Connected in a Ring Topology—Medium and Long Cables, Option 2
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Figure 40 on page 75 shows five EX 4200 switches mounted on the top rows of
adjacent racks and interconnected in a chain topology using medium-length virtual
chassis cables.
Figure 40: EX 4200 Switches Virtual Chassis—Mounted on Adjacent Racks and
Connected in a Chain Topology—Medium Cables
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Related Topics ■ Understanding Virtual Chassis Hardware Configuration on page 58
■ Understanding Virtual Chassis Components
■ Planning the Virtual Chassis on page 58
■ Virtual Chassis Ports Connector Pinout Information on page 42
■ Example: Configuring a Virtual Chassis Interconnected Across Multiple Wiring
Closets
Adding a New Switch to an Existing Virtual Chassis Configuration (CLI Procedure)
You can add one or more EX 4200 switches to an existing Virtual Chassis
configuration. Up to ten EX 4200 switches can be included within a Virtual Chassis
configuration.
To add a switch to an existing Virtual Chassis configuration, use the procedure that
matches what you need to accomplish:
■ Adding a New Switch to an Existing Virtual Chassis Configuration Within the
Same Wiring Closet on page 75
■ Adding a New Switch from a Different Wiring Closet to an Existing Virtual Chassis
Configuration on page 76
Adding a New Switch to an Existing Virtual Chassis Configuration Within
the Same Wiring Closet
Before you begin, be sure you have:
■ Installed the hardware components.
■ Mounted the new switch in a rack.
■ Confirmed that the new switch is powered off.
Adding a New Switch to an Existing Virtual Chassis Configuration (CLI Procedure) ■ 75
Chapter 3: Installing the Switch

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