Cisco Cisco NAC Network Module for Integrated Services Routers User Manuals

Table of Contents

• Introduction

  3
• Cisco Catalyst 6500 Series Virtual Switching System: An Overview

  3
• Cisco Catalyst 6500 Series Virtual Switching System Architecture

  3
• Virtual Switch Link

  7
• Virtual Switch Link Initialization

  8
• Hardware and Software Requirements

  10
• Virtual Switch Link Redundancy

  13
• Multiple Cisco Virtual Switching System Domains

  15
• Cisco EtherChannel Concepts

  16
• Multichassis Cisco EtherChannel Links

  19
• Virtual Switch Mode

  20
• Conversion to Virtual Switch Mode

  21
• Operational Management

  25
• Console Management

  25
• Interface Numbering

  26
• File-System Naming

  26
• Reloading the Cisco Virtual Switching System and Its Members

  27
• High Availability

  28
• Quad-Sup Uplink Forwarding

  29
• Configuration Synchronization

  33
• Virtual Switch Priorities and Switch Preemption

  33
• Virtual Switch Priorities

  33
• First Hop Redundancy Protocols

  35
• Detection Mechanisms and Configuration

  41
• Action Upon Dual-Active Detection

  45
• Quality of Service

  47
• VSL as a Congestion Point

  47
• Control Traffic over VSL

  50
• Using Supervisor Engine 720-10G VSS 10 Gigabit Ethernet Uplink Ports as VSL Interfaces

  50
• Applying Policies

  51
• Policing

  51
• Aggregate Policing

  51
• Microflow Policing and User-Based Rate Limiting

  52
• Access Control Lists

  53
• Router ACLs

  54
• VLAN ACLs

  54
• Port-Based ACLs

  55