Port 9997

palace-6 · TCP/UDP

RangeRegistered port (1024–49151)
ProtocolTCP/UDP
Servicepalace-6

Frequently asked questions

What is port 9997 used for?

Port 9997 is registered with the IANA for palace-6 (TCP/UDP). Description: Palace-6.

Is port 9997 a well-known port?

No. Port 9997 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.

How do I check whether port 9997 is open?

Locally on Linux with ss -tulpn | grep ':9997\b', on Windows with netstat -ano | findstr :9997. To test a remote host use Test-NetConnection <host> -Port 9997 in PowerShell or nc -zv <host> 9997 on Linux/macOS.

How do I open port 9997 in the firewall?

Ubuntu/Debian (ufw): sudo ufw allow 9997/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=9997/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 9997" -Direction Inbound -Protocol TCP -LocalPort 9997 -Action Allow.

IANA registry entries

ProtocolServiceDescription (IANA)
TCPpalace-6Palace-6
UDPpalace-6Palace-6

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