External servers unavailable from node due to S3 server not freeing used ports
Applies to
ONTAP 9.7
Issue
- One or more SVM's are unable to connect to external servers (i.e. NIS) when their LIF's are on a specific node and EMS events are logged for ipfw.ReachedMaxStates.
- On the affected node netstat -an shows high number of TCP connections in CLOSED state where the local port number is 443