Etherchannel Configuration Guidelines - Cisco Catalyst 2960-XR Configuration Manual

EtherChannel Configuration Guidelines

Feature
Load-balancing
Related Topics
Configuring Layer 2 EtherChannels, on page 123
EtherChannel Overview, on page 106
EtherChannel Modes, on page 107
EtherChannel on Switches, on page 108
EtherChannel Link Failover, on page 109
LACP Modes, on page 114
PAgP Modes , on page 111
Silent Mode, on page 112
Creating Port-Channel Logical Interfaces, on page 126
Channel Groups and Port-Channel Interfaces, on page 109
PAgP Modes , on page 111
Silent Mode, on page 112
Configuring the Physical Interfaces, on page 127
Channel Groups and Port-Channel Interfaces, on page 109
PAgP Modes , on page 111
Silent Mode, on page 112
Configuring EtherChannel Load-Balancing
Load-Balancing and Forwarding Methods, on page 115
MAC Address Forwarding, on page 116
IP Address Forwarding, on page 116
Load-Balancing Advantages, on page 117
Configuring the PAgP Learn Method and Priority, on page 130
PAgP Learn Method and Priority, on page 112
Configuring the LACP System Priority, on page 132
Configuring the LACP Port Priority, on page 133
EtherChannel Configuration Guidelines
If improperly configured, some EtherChannel ports are automatically disabled to avoid network loops and
other problems. Follow these guidelines to avoid configuration problems:
• Do not try to configure more than 24 EtherChannels on the switch or switch stack.
• In a mixed switch stack that contains one or more Catalyst 2960-S switches, do not configure more than
• Configure a PAgP EtherChannel with up to eight Ethernet ports of the same type.
Catalyst 2960-XR Switch Layer 2 Configuration Guide, Cisco IOS Release 15.0(2)EX1
120
six EtherChannels on the switch stack.
Default Setting
Load distribution on the switch is based on the
source-MAC address of the incoming packet.
Configuring EtherChannels
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