Configuring Etherchannels; Default Etherchannel Configuration - Cisco WS-C3750-48PS-S Software Configuration Manual

Configuring EtherChannels

Configuring EtherChannels
These sections describe how to configure EtherChannel on Layer 2 and Layer 3 ports:
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Make sure that the ports are correctly configured. For more information, see the
Note
Configuration Guidelines" section on page
After you configure an EtherChannel, configuration changes applied to the port-channel interface apply
Note
to all the physical ports assigned to the port-channel interface, and configuration changes applied to the
physical port affect only the port where you apply the configuration.

Default EtherChannel Configuration

Table 33-3
Table 33-3 Default EtherChannel Configuration
Feature
Channel groups
Port-channel logical interface
PAgP mode
PAgP learn method
PAgP priority
LACP mode
LACP learn method
LACP port priority
LACP system priority
LACP system ID
Load balancing
Catalyst 3750 Switch Software Configuration Guide
33-10
Default EtherChannel Configuration, page 33-10
EtherChannel Configuration Guidelines, page 33-11
Configuring Layer 2 EtherChannels, page 33-12
Configuring Layer 3 EtherChannels, page 33-15
Configuring EtherChannel Load Balancing, page 33-18
Configuring the PAgP Learn Method and Priority, page 33-19
Configuring LACP Hot-Standby Ports, page 33-20
shows the default EtherChannel configuration.
(required)
(required)
(optional)
(optional)
(optional)
33-11.
Default Setting
None assigned.
None defined.
No default.
Aggregate-port learning on all ports.
128 on all ports.
No default.
Aggregate-port learning on all ports.
32768 on all ports.
32768.
LACP system priority and the switch MAC address.
Load distribution on the switch is based on the
source-MAC address of the incoming packet.
Chapter 33 Configuring EtherChannels
"EtherChannel
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