Skip to main content
NetApp Knowledge Base

Link flapping on Intel 40Gb NIC connecting to Cisco Nexus 5696

Last Updated:

Applies to

  • AFF A700
  • ONTAP 9.7P4
  • X91440A  - 10/40 Gigabit Ethernet Controller XL710 QSFP+
  • Cisco Nexus 5696
  • NX-OS 7.3(3)N1(1)


  • Link flapping is reported by ONTAP
Wed Sep 23 03:19:01 +0200 [node-01: kernel: netif.linkDown:info]: Ethernet e4e: Link down, check cable.
Wed Sep 23 03:19:01 +0200 [node-01: kernel: netif.linkUp:info]: Ethernet e4e: Link up.
  • No link flapping is reported on the corresponding switch port
  • Issue persists after replacement of SFPs/cable


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.