Cisco Catalyst 3560-X Series, Руководство по настройке программного обеспечения

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Catalyst 3750-X and 3560-X Switch Software Configuration Guide
OL-25303-03
Chapter 1 Configuring EtherChannels and Link-State Tracking
Configuring EtherChannels
For more information about switch stacks, see Chapter 1, “Managing Switch Stacks.”
Configuring EtherChannels
These sections contain this configuration information:
• Default EtherChannel Configuration, page 1-11
•
EtherChannel Configuration Guidelines, page 1-12
• Configuring Layer 2 EtherChannels, page 1-13 (required)
•
Configuring Layer 3 EtherChannels, page 1-15 (required)
• Configuring EtherChannel Load-Balancing, page 1-18 (optional)
•
Configuring the PAgP Learn Method and Priority, page 1-19 (optional)
• Configuring LACP Hot-Standby Ports, page 1-20 (optional)
Note Make sure that the ports are correctly configured. For more information, see the “EtherChannel
Configuration Guidelines” section on page 1-12 .
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 where you apply the configuration.
Default EtherChannel Configuration
Table 1-3 Default EtherChannel Configuration
Feature Default Setting
Channel groups None assigned.
Port-channel logical interface None defined.
PAgP mode No default.
PAgP learn method Aggregate-port learning on all ports.
PAgP priority 128 on all ports.
LACP mode No default.
LACP learn method Aggregate-port learning on all ports.
LACP port priority 32768 on all ports.
LACP system priority 32768.
LACP system ID LACP system priority and the switch or stack MAC
address.
Load-balancing Load distribution on the switch is based on the
source-MAC address of the incoming packet.