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Configuration of opposing devices when using ASR920 mLACP

YEH
Level 1
Level 1

We are using a mLACP with an ASR920 router in an Active/Standby configuration.
The opposite device will be a Catalyst switch (stacked), but we have the following on the Catalyst switch side
Is it necessary to set lacp max-bundle 1 and lacp port-priority to match?
If not, I would appreciate an answer to that question.


■ASR920#1 (Active)
interface Port-channel1
 lacp fast-switchover
 lacp max-bundle 1
 mlacp lag-priority 10
 mlacp interchassis group 1

 

■ASR920#2 (Standby)
interface Port-channel1
 lacp fast-switchover
 lacp max-bundle 1
 mlacp lag-priority 100
 mlacp interchassis group 1

 

■Catalyst Switches
interface Port-channel1
 lacp max-bundle 1
!
GigabitEthernet 1/0/1
 lacp port-priority 10
 channel-group 1 mode active
!
GigabitEthernet 2/0/1
 lacp port-priority 100
 channel-group 1 mode active

2 Replies 2

balaji.bandi
Hall of Fame
Hall of Fame

In general, the case is not required to build Port-channel.

 

lacp max-bundle

To define the maximum number of active bundled LACP ports allowed in a port channel, use the lacp max-bundle command in interface configuration mode. To return to the default settings, use the no form of this command.

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Hi @balaji.bandi 

Thank you very much.

I understand that lacp port-priority and lacp max-bundle settings are not required on the Catalyst switch.