Cisco Nexus 5000 Series Switch CLI Software Configuration Guide (OL-16597-01, July 2009)

Configuring Access and Trunk Interfaces 105
Configuring a LAN Interface as an Ethernet Access Port 105
Configuring Access Host Ports 105
Configuring Trunk Ports 106
Configuring the Native VLAN for 802.1Q Trunking Ports 107
Configuring the Allowed VLANs for Trunking Ports 107
Configuring Native 802.1Q VLANs 108
Verifying Interface Configuration 109
Configuring EtherChannels 111
Information About EtherChannels 111
Understanding EtherChannels 111
Compatibility Requirements 112
Load Balancing Using EtherChannels 113
Understanding LACP 114
LACP Overview 114
LACP ID Parameters 115
Channel Modes 116
LACP Marker Responders 117
LACP-Enabled and Static EtherChannels Differences 117
Configuring EtherChannels 117
Creating an EtherChannel 117
Adding a Port to an EtherChannel 118
Configuring Load Balancing Using EtherChannels 119
Enabling LACP 120
Configuring Channel Mode for a Port 120
Configuring the LACP System Priority and System ID 121
Configuring the LACP Port Priority 121
Verifying EtherChannel Configuration 122
Configuring Virtual Port Channels 123
Information About vPCs 123
vPC Overview 123
Terminology 125
vPC Terminology 125
Fabric Extender Terminology 125
Supported vPC Topologies 126
Cisco Nexus 5000 Series Switch CLI Software Configuration Guide
OL-16597-01 ix
Contents