Port 5601 supports Kibana and esmagent (UDP reference coverage) across distinct transports. Review each protocol before writing firewall or monitoring policy.
Default Kibana web application endpoint.
Kibana endpoints in environments where this service is explicitly configured.
Client to server
Require authentication and TLS, constrain administrative features, and avoid direct public exposure.
esmagent (UDP reference coverage) is documented as a network service convention for port 5601 over UDP.
Use this reference entry when identifying or validating systems documented to use 5601/UDP.
Varies
Confirm the listening process and current vendor documentation before permitting traffic; a listed convention does not prove the active service or its security posture.