Port 8997

oracle-ms-ens · TCP/UDP

RangeRegistered port (1024–49151)
ProtocolTCP/UDP
Serviceoracle-ms-ens
Registered2014-10-28

Frequently asked questions

What is port 8997 used for?

Port 8997 is registered with the IANA for oracle-ms-ens (TCP/UDP). Description: Oracle Messaging Server Event Notification Service; Reserved.

Is port 8997 a well-known port?

No. Port 8997 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.

How do I check whether port 8997 is open?

Locally on Linux with ss -tulpn | grep ':8997\b', on Windows with netstat -ano | findstr :8997. To test a remote host use Test-NetConnection <host> -Port 8997 in PowerShell or nc -zv <host> 8997 on Linux/macOS.

How do I open port 8997 in the firewall?

Ubuntu/Debian (ufw): sudo ufw allow 8997/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=8997/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 8997" -Direction Inbound -Protocol TCP -LocalPort 8997 -Action Allow.

IANA registry entries

ProtocolServiceDescription (IANA)
TCPoracle-ms-ensOracle Messaging Server Event Notification Service
UDP–Reserved

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