Cisco Nexus 5000 Series Switch CLI Software Configuration Guide, NX-OS 4.0(1a)N1 (OL-16597-01, January 2009)

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Contents
vii
Cisco Nexus 5000 Series Switch CLI Software Configuration Guide
OL-16597-01
Understanding STP Port Types 10-2
Understanding Bridge Assurance 10-2
Understanding BPDU Guard 10-3
Understanding BPDU Filtering 10-3
Understanding Loop Guard 10-4
Understanding Root Guard 10-5
Configuring STP Extensions 10-5
STP Extensions Configuration Guidelines 10-5
Configuring Spanning Tree Port Types Globally 10-6
Configuring Spanning Tree Edge Ports on Specified Interfaces 10-7
Configuring Spanning Tree Network Ports on Specified Interfaces 10-7
Enabling BPDU Guard Globally 10-8
Enabling BPDU Guard on Specified Interfaces 10-9
Enabling BPDU Filtering Globally 10-10
Enabling BPDU Filtering on Specified Interfaces 10-10
Enabling Loop Guard Globally 10-12
Enabling Loop Guard or Root Guard on Specified Interfaces 10-12
Verifying STP Extension Configuration 10-13
CHAPTER 11 Configuring Port Channels 11-1
Information About Port Channels 11-1
Understanding Port Channels 11-1
Compatibility Requirements 11-2
Load Balancing Using Port Channels 11-3
Understanding LACP 11-4
Configuring Port Channels 11-7
Creating a Port Channel 11-7
Adding a Port to a Port Channel 11-8
Configuring Load Balancing Using Port Channels 11-9
Enabling LACP 11-10
Configuring Port-Channel Port Modes 11-10
Configuring the LACP System Priority and System ID 11-11
Configuring the LACP Port Priority 11-11
Verifying Port-Channel Configuration 11-12
CHAPTER 12 Configuring Access and Trunk Interfaces 12-1
Information About Access and Trunk Interfaces 12-1
Understanding Access and Trunk Interfaces 12-1
Understanding IEEE 802.1Q Encapsulation 12-2