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Test Connectivity

With Netcat
-z: Port scanner mode (zero I/O mode); only listening services are scanned (no data is sent)
-v: Extensive output (e.g. responsible for the display and scope of displayed fault messages)

nc -z -v [Destination IP] [port]

Sources and useful links

https://www.ionos.com/digitalguide/server/tools/netcat/

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