Firewall usage at MetroCluster sites

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Considerations for firewall usage at MetroCluster sites

If you are using a firewall at a MetroCluster site, you must ensure access for required ports.

The following table shows TCP/UDP port usage in an external firewall positioned between two MetroCluster sites.

Traffic type

Port/services

Cluster peering

11104 / TCP

11105 / TCP

ONTAP System Manager

443 / TCP

MetroCluster IP intercluster LIFs

65200 / TCP

10006 / TCP and UDP

Hardware assist

4444 / TCP