Juniper EX4200

• Removing a Transceiver from a Switch on page 223
• Uplink Modules in EX4200 Switches on page 18
• EX Series Switches Interfaces Overview
Troubleshooting Virtual Chassis Port Connectivity on an EX4200 Switch
This topic provides troubleshooting information for specific problems related to uplink
module ports on EX4200 switches.
1.
Virtual Chassis port (VCP) connection does not work on page 262
Virtual Chassis port (VCP) connection does not work
Problem Description: The Virtual Chassis port (VCP) connection configured in an EX4200 switch
does not work.
Environment: A port of the uplink module is set as a VCP.
Cause The uplink module installed in the switch was replaced.
Solution Set a port in the uplink module as a VCP. See Setting an Uplink Port on an EX Series Switch
as a Virtual Chassis Port (CLI Procedure).
Related
Documentation
Monitoring Interface Status and Traffic•
• Configuring Gigabit Ethernet Interfaces (CLI Procedure)
• Configuring Gigabit Ethernet Interfaces (J-Web Procedure)
• Installing an Uplink Module in an EX4200 Switch on page 215
• Removing a Transceiver from a Switch on page 223
• Uplink Modules in EX4200 Switches on page 18
• UnderstandingEX4200,EX4500, and EX4550 Virtual Chassis Hardware Configurations
on page 143
Troubleshooting Power Supply Installation Alarms on EX4200 Switches
This topic provides troubleshooting information for problems related to power supply
installation on EX4200 switches.
•
The Switch Displays the “Unsupported PSU” Alarm on page 262
The Switch Displays the “Unsupported PSU” Alarm
Problem Description: The “Unsupported PSU” alarm appears on the EX4200-24PX or the
EX4200-48PX switch.
Copyright © 2015, Juniper Networks, Inc.262
EX4200 Switch Hardware Guide