Port 4115

cds · TCP/UDP

RangeRegistered port (1024–49151)
ProtocolTCP/UDP
Servicecds
Registered2006-07

Frequently asked questions

What is port 4115 used for?

Port 4115 is registered with the IANA for cds (TCP/UDP). Description: CDS Transfer Agent.

Is port 4115 a well-known port?

No. Port 4115 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.

How do I check whether port 4115 is open?

Locally on Linux with ss -tulpn | grep ':4115\b', on Windows with netstat -ano | findstr :4115. To test a remote host use Test-NetConnection <host> -Port 4115 in PowerShell or nc -zv <host> 4115 on Linux/macOS.

How do I open port 4115 in the firewall?

Ubuntu/Debian (ufw): sudo ufw allow 4115/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=4115/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 4115" -Direction Inbound -Protocol TCP -LocalPort 4115 -Action Allow.

IANA registry entries

ProtocolServiceDescription (IANA)
TCPcdsCDS Transfer Agent
UDPcdsCDS Transfer Agent

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