Port 9087

classic · TCP/UDP

RangeRegistered port (1024–49151)
ProtocolTCP/UDP
Serviceclassic
Registered2007-01

Frequently asked questions

What is port 9087 used for?

Port 9087 is registered with the IANA for classic (TCP/UDP). Description: Classic Data Server.

Is port 9087 a well-known port?

No. Port 9087 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.

How do I check whether port 9087 is open?

Locally on Linux with ss -tulpn | grep ':9087\b', on Windows with netstat -ano | findstr :9087. To test a remote host use Test-NetConnection <host> -Port 9087 in PowerShell or nc -zv <host> 9087 on Linux/macOS.

How do I open port 9087 in the firewall?

Ubuntu/Debian (ufw): sudo ufw allow 9087/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=9087/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 9087" -Direction Inbound -Protocol TCP -LocalPort 9087 -Action Allow.

IANA registry entries

ProtocolServiceDescription (IANA)
TCPclassicClassic Data Server
UDPclassicClassic Data Server

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