configure forwarding rate-limit overhead-bytes

configure forwarding rate-limit overhead-bytes overhead_bytes


This command allows you to select the number of overhead bytes that will be included in the rate calculation.

Syntax Description

rate-limit Rate limiting features.
overhead_bytes Number of overhead bytes used in rate-limit and meter calculations.


20 bytes to include the preamble and inter-frame gap.


The following example displays the output of the show forwarding configuration command with the rate limit information included.

# show forwarding configuration

L2 and L3 Forwarding table hash algorithm:
  Configured hash algorithm: crc32
  Current hash algorithm: crc32

L3 Dual-Hash configuration: (Applies to "c", "xl"-series and 8900-40GX-xm)
  Configured setting: on
  Current setting: on
  Dual-Hash Recursion Level: 1

Hash criteria for IP unicast traffic for L2 load sharing and ECMP route sharing
  Sharing criteria: L3_L4

IP multicast:
  Group Table Compression: on
  Local Network Forwarding: slow-path
  Lookup-Key: (SourceIP, GroupIP, VlanId)

Switch Settings:
  Switching mode: store-and-forward

L2 Protocol:
  Fast convergence: on

Rate Limit:
  Overhead Bytes: 20

Fabric Flow Control:
Fabric Flow Control: auto


This command was first available in ExtremeXOS 21.1.

Platform Availability

This command is available on the Summit X450-G2, X460-G2, X670-G2, X770, and ExtremeSwitching X440-G2, X620, X690, X870 series switches.