Administrator Guide

Command
History
Version Description
9.9(0.0) Introduced on the C9010.
9.2(1.0) Introduced on the Z9500.
9.0.0.0 Introduced on the Z9000.
8.3.10.0 Introduced on the S4810.
Usage
Information
You must save the new ECMP settings to the startup-config (write-mem) then reload the system for
the new settings to take effect.
Related
Commands
show ip cam linecard – Display content-addressable memory (CAM) entries for a set of ports on a line
card.
ip ecmp weighted
Enables weighted ECMP calculations.
C9000 Series
Syntax
ip ecmp weighted
To disable weighted ECMP calculations, enter the no ip ecmp weighted command.
Defaults N/A
Command Modes CONFIGURATION
Command
History
Version Description
9.9(0.0) Introduced on the C9010.
9.7(0.0) Introduced on the S-Series.
Usage
Information
Enabling this CLI would inform the FIB to re-program the destination prefix paths with weights in the
HW/CAM on the fly.
If disabled, the CLI would inform the FIB to re-program the destination prefix paths with no weights or
regular ECMP.
Example
Dell(conf)#ip ecmp ?
weighted Enables Weighted ECMP
Dell(conf)#ip ecmp weighted
Dell(conf)#do show running-config | grep ecmp
ip ecmp weighted
Dell(conf)#
Dell(conf)#no ip ecmp ?
weighted Disables Weighted ECMP
Dell(conf)#no ip ecmp weighted
Dell(conf)#do show running-config | grep ecmp
link-bundle-distribution trigger-threshold
Provides a mechanism to set the threshold to trigger when traffic distribution begins being monitored on an ECMP link bundle.
C9000 Series
Syntax
link-bundle-distribution trigger-threshold [percent]
654 Equal Cost Multi-Path (ECMP)