Port 3609

cpdi-pidas-cm · TCP/UDP

RangeRegistered port (1024–49151)
ProtocolTCP/UDP
Servicecpdi-pidas-cm
Registered2002-09

Frequently asked questions

What is port 3609 used for?

Port 3609 is registered with the IANA for cpdi-pidas-cm (TCP/UDP). Description: CPDI PIDAS Connection Mon.

Is port 3609 a well-known port?

No. Port 3609 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.

How do I check whether port 3609 is open?

Locally on Linux with ss -tulpn | grep ':3609\b', on Windows with netstat -ano | findstr :3609. To test a remote host use Test-NetConnection <host> -Port 3609 in PowerShell or nc -zv <host> 3609 on Linux/macOS.

How do I open port 3609 in the firewall?

Ubuntu/Debian (ufw): sudo ufw allow 3609/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=3609/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 3609" -Direction Inbound -Protocol TCP -LocalPort 3609 -Action Allow.

IANA registry entries

ProtocolServiceDescription (IANA)
TCPcpdi-pidas-cmCPDI PIDAS Connection Mon
UDPcpdi-pidas-cmCPDI PIDAS Connection Mon

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