Juniper JUNOS OS 10.3 - SOFTWARE Manual page 1053

Meaning
Troubleshooting
Problem
Solution
Problem
Solution
Related
Documentation
Example: Setting Up a Multimember Virtual Chassis Access Switch with a Default
Configuration
Copyright © 2010, Juniper Networks, Inc.
vcp-1 Dedicated
The
show virtual-chassis vc-port all-members
Virtual Chassis configuration. In this case, no VCP uplinks have been configured. However,
the VCP interfaces are automatically configured and enabled when you interconnect
member switches using the dedicated Virtual Chassis ports. There are two dedicated
VCPs on the rear panel of each EX4200 switch. It is recommended that you interconnect
the member switches using both VCPs for redundancy. The VCP interfaces are identified
simply as vcp-0 and vcp-1
To troubleshoot the configuration of an expanded Virtual Chassis, perform these tasks:
Troubleshooting Mastership Priority
You want to designate a different member as the master.
Change the mastership priority value or values of the switches, designating the highest
mastership priority value for the switch that you want to be master.
Lower the mastership priority of the existing master (member 0).
1.
[edit virtual-chassis]
user@SWA-0# set member 0 mastership-priority 1
Set the mastership priority of the member that you want to be the master to the
2.
highest possible value (255):
[edit virtual-chassis]
user@SWA-2# set member 2 mastership-priority 255
Troubleshooting Nonoperational VCPs
The VCP interface shows a status of
Check the cable to make sure that it is properly and securely connected to the VCPs.
Example: Setting Up a Multimember Virtual Chassis Access Switch with a Default
Configuration on page 957
Configuring a Virtual Chassis (CLI Procedure) on page 1011
Configuring a Virtual Chassis (J-Web Procedure) on page 1015
You can configure a multimember Virtual Chassis access switch in a single wiring closet
without setting any parameters—by simply cabling the switches together, using the
dedicated Virtual Chassis ports (VCPs). You do not need to modify the default
Chapter 44: Virtual Chassis—Configuration Examples
Up
command lists all the interfaces for the
. The fpc number is the same as the member ID.
.
down
957