Skip to main content
NetApp Knowledge Base

CLUSTER NETWORK DEGRADED Autosupport Messages for ISL issues

Last Updated:

Applies to

  • CN1610 
  • Cisco FASTPATH 
  • RCF v1.2 - 2015-01-13.


  • CLUSTER NETWORK DEGRADED AutoSupport messages:
Sun Dec 20 16:06:47 CET [node_name-a: vifmgr:]: Call home for CLUSTER NETWORK DEGRADED: Large MTU Packet Loss - Ping failures detected between node_name-a_clus1 ( ) on node_name-a and node_name-b_clus2 ( ) on node_name-b
  • All the ports in the cluster nodes are reporting illegal and error symbols. Example:
=-=-=-=-=-=Thu Feb 18 2021, 15:13:31 CET
-- interface  e0b  (13 days, 4 hours, 22 minutes, 23 seconds) --
  Error symbol:       83  | Illegal symbol:     53  | Bus overruns:        0
-- interface  e0d  (13 days, 4 hours, 22 minutes, 15 seconds) --
  Error symbol:       55  | Illegal symbol:     32  | Bus overruns:        



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.