Table of Contents
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Contents
Application Examples ...................................................................................................7-27
Displaying Dynamic Link Aggregation Configuration and Statistics ..........................7-30
Chapter 8
In This Chapter ................................................................................................................8-2
Multi-chassis Link Aggregation Specifications ..............................................................8-3
Multi-chassis Link Aggregation Default Values .............................................................8-4
Quick Steps for Configuring MC-LAG ..........................................................................8-5
MC-LAG Overview ........................................................................................................8-9
MC-LAG Topologies ....................................................................................................8-13
MC-LAG Packet Flow ..................................................................................................8-18
Interaction with Other Features .....................................................................................8-21
Configuring MC-LAG ..................................................................................................8-22
Recommended Configuration Parameters .....................................................................8-26
MC-LAG Configuration Example ................................................................................8-28
Displaying MC-LAG Configuration and Statistics .......................................................8-30
OmniSwitch AOS Release 7 Network Configuration Guide
Sample Network Overview ....................................................................................7-27
Link Aggregation and Spanning Tree Example .....................................................7-28
Link Aggregation and QoS Example .....................................................................7-29
MC-LAG Concepts and Components ......................................................................8-9
Benefits of MC-LAG .............................................................................................8-10
MC-LAG Principle .................................................................................................8-11
MC-LAG Loop Detection ......................................................................................8-12
Basic MC-LAG Building Block .............................................................................8-13
Recommended Topologies .....................................................................................8-13
Topologies Not Recommended ..............................................................................8-15
Unsupported Topologies ........................................................................................8-15
Layer 2 Switching over MC-LAG .........................................................................8-18
Spanning Tree Protocol ..........................................................................................8-21
Ethernet Ring Protection ........................................................................................8-21
Link Aggregation ...................................................................................................8-21
Multicast .................................................................................................................8-21
Source Learning .....................................................................................................8-21
IPv4 ........................................................................................................................8-21
MC-LAG Configuration Guidelines ......................................................................8-22
Configuring the Chassis-ID ....................................................................................8-24
Configuring the IPC-VLAN ...................................................................................8-24
Configuring the Hello-Interval ...............................................................................8-24
Configuring Aggregate Identifier Ranges ..............................................................8-24
Creating the Virtual Fabric Link (VFL) .................................................................8-25
Configuring MC-LAG Aggregates ........................................................................8-25
Configuring the VIP VLAN ...................................................................................8-25
Verifying Parameter Consistency ...........................................................................8-26
..................................................... 8-1
March 2011
5
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