configure sharing lacp fallback timeout

configure sharing port lacp fallback timeout seconds


This command configures the LACP fallback timeout value in seconds.

Syntax Description

lacp LACP (Link Aggregation Control Protocol).
fallback Allow single member port with lowest value priority to be added to the aggregator if LACP PDUs are not received within timeout.
timeout Timeout used to determine how long to wait for LACP PDUs before entering fallback.
seconds Fallback timeout in seconds. Range 0-100.


60 seconds.


* # show lacp lag 17 detail 
Lag   Actor    Actor  Partner           Partner  Partner Agg   Actor
      Sys-Pri  Key    MAC               Sys-Pri  Key     Count MAC              
17          0  0x03f9 00:00:00:00:00:00       0  0x0000      1 00:04:96:6d:55:13 
Enabled          : Yes
LAG State        : Up
Unack count      : 0
Wait-for-count   : 0
Current timeout  : Long
Activity mode    : Active
Defaulted Action : Delete
Fallback         : Enabled
Fallback timeout : 40 seconds
Receive state    : Enabled
Transmit state   : Enabled
Minimum active   : 1
Selected count   : 1
Standby count    : 0
LAG Id flag      : Yes 
  S.pri:0   ,, K:0x03f9 
  T.pri:0   ,, L:0x0000 

Port list: 
Member     Port     Rx           Sel          Mux            Actor     Partner
Port       Priority State        Logic        State          Flags     Port    
17         10       Initialize   Unselected   Detached       A-G-----  0        
18         5        Initialize   Fallback     Collect-Dist   A-GSCD--  1018
19         5        Idle         Unselected   Detached       --------  0       
Actor Flags: A-Activity, T-Timeout, G-Aggregation, S-Synchronization             
             C-Collecting, D-Distributing, F-Defaulted, E-Expired


This command was first available in ExtremeXOS 21.1.

Platform Availability

This command is available on ExtremeSwitching X435, X440-G2, X450-G2, X460-G2, X465, X590, X620, X670-G2, X690, X695, X870, 5320, 5420, and 5520 series switches.