Configuring The Etherchannel Min-Links Feature - Cisco 7604 Configuration Manual
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Configuring EtherChannels
Configuring the EtherChannel Min-Links Feature
Release 12.2(18)SXF and later releases support the EtherChannel Min-Links feature.
Note
The EtherChannel Min-Links feature is supported on
configure the minimum number of member ports that must be in the link-up state and bundled in the
EtherChannel for the port channel interface to transition to the link-up state. You can use the
EtherChannel Min-Links feature to prevent low-bandwidth LACP EtherChannels from becoming active.
This feature also causes LACP EtherChannels to become inactive if they have too few active member
ports to supply your required minimum bandwidth.
To configure the EtherChannel Min-Links feature, perform this task:
Command
Step 1
Router(config)# interface port-channel group_number
Step 2
Router(config-if)# port-channel min-links number
Router(config-if)# no port-channel min-links
Step 3
Router(config-if)# end
Step 4
Router# show running-config interface type
slot/port
Router# show interfaces type
Although the EtherChannel Min-Links feature works correctly when configured only on one end of an
Note
EtherChannel, for best results, configure the same number of minimum links on both ends of the
EtherChannel.
This example shows how to configure port channel interface 1 to be inactive if fewer than 2 member ports
are active in the EtherChannel:
Router# configure terminal
Router(config)# interface port-channel 1
Router(config-if)# port-channel min-links 2
Router(config-if)# end
For additional information (including configuration examples and troubleshooting information), see the
Tip
documents listed on this page:
http://www.cisco.com/en/US/products/hw/routers/ps368/tsd_products_support_series_home.html
Cisco 7600 Series Router Cisco IOS Software Configuration Guide, Release 12.2SX
12-12
1
1
slot/port etherchannel
Chapter 12
LACP
EtherChannels. This feature allows you to
Purpose
Selects an LACP port channel interface.
Configures the minimum number of member ports that
must be in the link-up state and bundled in the
EtherChannel for the port channel interface to
transition to the link-up state.
Reverts to the default number of active member ports
(one).
Exits configuration mode.
Verifies the configuration.
Configuring EtherChannels
OL-4266-08
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