Skip to main content
NetApp Knowledge Base

A high amount of CFM broadcast packets (CCM) are sent out all at once from port when the link is up

Views:
212
Visibility:
Public
Votes:
0
Category:
ontap-9
Specialty:
hw
Last Updated:

Applies to

  • ONTAP 9.8
  • Intel network interface card (NIC) devices (X1117A, X1120A, X91120A, X1149A, X1170A and Broadwell-DE based systems)
  • Continuity Check Message (CCM)

Issue

  • Adding new ports to ifgrp and upon cabling the new ports, there is a storm of CFM broadcast packets (CCM) from newly added ports.
  • This made the switch to bring down ports if storm-control broadcast threshold is enabled in switch.

 

Sign in to view the entire content of this KB article.

New to NetApp?

Learn more about our award-winning Support

NetApp provides no representations or warranties regarding the accuracy or reliability or serviceability of any information or recommendations provided in this publication or with respect to any results that may be obtained by the use of the information or observance of any recommendations provided herein. The information in this document is distributed AS IS and the use of this information or the implementation of any recommendations or techniques herein is a customer's responsibility and depends on the customer's ability to evaluate and integrate them into the customer's operational environment. This document and the information contained herein may be used solely in connection with the NetApp products discussed in this document.
Scan to view the article on your device
  • Was this article helpful?