https://community.netapp.com/t5/ONTAP-Discussions/Cluster-switch-missing/m-p/140904#M31159 <P>Start by troubleshooting as you would any other network problem - start at the bottom of the OSI stack and work up.</P> <P>&nbsp;</P> <OL> <LI>Are the appropriate lights on on the exterior of the switch and the server?</LI> <LI>On the NetApp system, does the port show as up - "network interface show -node nodename -port *"</LI> <LI>On the CN1610, does the port going to the controller show as up? - login to the switch and do "show int"</LI> <LI>Are any of the ports on that CN1610 up? If not, have you rebooted that switch?</LI> </OL> <P>etc.&nbsp;</P> Thu, 14 Jun 2018 05:18:52 GMT AlexDawson 2018-06-14T05:18:52Z https://community.netapp.com/t5/ONTAP-Discussions/Cluster-switch-missing/m-p/140889#M31154 <P>Hello Team,</P> <P>In our Netapp C-mode environment, currently the cluster is in degraded status.</P> <P>&nbsp;</P> <P>When we checked, we found that one cluster switch is missing. We could logging in to the switch. But it is not reflecting in the cluster. How to resolve this.</P> Wed, 04 Jun 2025 13:37:16 GMT https://community.netapp.com/t5/ONTAP-Discussions/Cluster-switch-missing/m-p/140889#M31154 lachu 2025-06-04T13:37:16Z https://community.netapp.com/t5/ONTAP-Discussions/Cluster-switch-missing/m-p/140904#M31159 <P>Start by troubleshooting as you would any other network problem - start at the bottom of the OSI stack and work up.</P> <P>&nbsp;</P> <OL> <LI>Are the appropriate lights on on the exterior of the switch and the server?</LI> <LI>On the NetApp system, does the port show as up - "network interface show -node nodename -port *"</LI> <LI>On the CN1610, does the port going to the controller show as up? - login to the switch and do "show int"</LI> <LI>Are any of the ports on that CN1610 up? If not, have you rebooted that switch?</LI> </OL> <P>etc.&nbsp;</P> Thu, 14 Jun 2018 05:18:52 GMT https://community.netapp.com/t5/ONTAP-Discussions/Cluster-switch-missing/m-p/140904#M31159 AlexDawson 2018-06-14T05:18:52Z