Cisco 3845 - Security Bundle Router

28-8
Cisco ME 3800X and 3600X Switch Software Configuration Guide
OL-23400-01
Chapter 28 Configuring EtherChannels
Configuring EtherChannels
Figure 28-3 Load Distribution and Forwarding Methods
Configuring EtherChannels
• Default EtherChannel Configuration, page 28-9
• EtherChannel Configuration Guidelines, page 28-9
• Configuring Layer 2 EtherChannels, page 28-10 (required)
• Configuring Layer 3 EtherChannels, page 28-12 (required)
• Configuring EtherChannel Load Balancing, page 28-15 (optional)
• Configuring the PAgP Learn Method and Priority, page 28-16 (optional)
• Configuring LACP Hot-Standby Ports, page 28-17 (optional)
• EtherChannels and Ethernet Flow Points (EFPs), page 28-19 (optional)
Note Make sure that the ports are correctly configured. For more information, see the “EtherChannel
Configuration Guidelines” section on page 28-9.
Note After you configure an EtherChannel, configuration changes applied to the port-channel interface apply
to all the physical ports assigned to the port-channel interface, and configuration changes applied to the
physical port affect only the port to which you apply the configuration.
101239
Cisco router
with destination-based
forwarding enabled
EtherChannel
Switch with
source-based
forwarding enabled