Cisco Catalyst 6500 Virtual Switching System
Deployment Best Practices
Document ID: 109547
Contents
Introduction
Prerequisites
Requirements
Components Used
Conventions
VSS Deployment Best Practices
VSS High Availability
Upstream Link Recovery
VSL Link Loss and Recovery
Redundancy with Service Modules
Multicast
Qualtiy of Service
SPAN
Miscellaneous
Frequently Asked Questions
Can dual supervisors be used in each chassis with VSS?
When removing the preempt commands in Catalyst 6500 Series Switches in VSS Mode, will it reload the
switches?
Related Information
Introduction
This document provides best practices for Cisco Catalyst 6500 Virtual Switching System (VSS) 1440
deployment scenarios.
This document provides modular configuration guidance. Therefore, you can read each section independently
and make changes in a phased approach. This document assumes a basic comprehension and familiarity with
the Cisco IOS® Software user interface. The document does not cover overall network design.
Prerequisites
Requirements
There are no specific requirements for this document.
Components Used
This document is not restricted to specific software and hardware versions.
The information in this document was created from the devices in a specific lab environment. All of the
devices used in this document started with a cleared (default) configuration. If your network is live, make sure
that you understand the potential impact of any command.
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