Users Guide

● Configuring the LAG Interfaces as Dynamic
● Setting the LACP Long Timeout
● Monitoring and Debugging LACP
● Configuring Shared LAG State Tracking
Creating a LAG
To create a dynamic port channel (LAG), use the following command. First you define the LAG and then the LAG interfaces.
● Create a dynamic port channel (LAG).
CONFIGURATION mode
interface port-channel
● Create a dynamic port channel (LAG).
CONFIGURATION mode
switchport
DellEMC(conf)#interface port-channel 32
DellEMC(conf-if-po-32)#no shutdown
DellEMC(conf-if-po-32)#switchport
The LAG is in the default VLAN. To place the LAG into a non-default VLAN, use the tagged command on the LAG.
DellEMC(conf)#interface vlan 10
DellEMC(conf-if-vl-10)#tagged port-channel 32
Configuring the LAG Interfaces as Dynamic
After creating a LAG, configure the dynamic LAG interfaces.
To configure the dynamic LAG interfaces, use the following command.
● Configure the dynamic LAG interfaces.
CONFIGURATION mode
port-channel-protocol lacp
DellEMC(conf)#interface twentyFiveGigE 1/1
DellEMC(conf-if-tf-1/1)#no shutdown
DellEMC(conf-if-tf-1/1)#port-channel-protocol lacp
DellEMC(conf-if-tf-1/1-lacp)#port-channel 32 mode active
...
DellEMC(conf)#interface twentyFiveGigE 1/2
DellEMC(conf-if-tf-1/2)#no shutdown
DellEMC(conf-if-tf-1/2)#port-channel-protocol lacp
DellEMC(conf-if-tf-1/2-lacp)#port-channel 32 mode active
...
DellEMC(conf)#interface twentyFiveGigE 1/3
DellEMC(conf-if-tf-1/3)#no shutdown
DellEMC(conf-if-tf-1/3)#port-channel-protocol lacp
DellEMC(conf-if-tf-1/3-lacp)#port-channel 32 mode active
...
DellEMC(conf)#interface twentyFiveGigE 1/4
DellEMC(conf-if-tf-1/4)#no shutdown
DellEMC(conf-if-tf-1/4)#port-channel-protocol lacp
DellEMC(conf-if-tf-1/4-lacp)#port-channel 32 mode active
The port-channel 32 mode active command shown here may be successfully issued as long as there is no existing static
channel-member configuration in LAG 32.
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Link Aggregation Control Protocol (LACP)