Port 7401

rtps-dd-ut · TCP/UDP

RangeRegistered port (1024–49151)
ProtocolTCP/UDP
Servicertps-dd-ut
Registered2005-10

Frequently asked questions

What is port 7401 used for?

Port 7401 is registered with the IANA for rtps-dd-ut (TCP/UDP). Description: RTPS Data-Distribution User-Traffic.

Is port 7401 a well-known port?

No. Port 7401 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.

How do I check whether port 7401 is open?

Locally on Linux with ss -tulpn | grep ':7401\b', on Windows with netstat -ano | findstr :7401. To test a remote host use Test-NetConnection <host> -Port 7401 in PowerShell or nc -zv <host> 7401 on Linux/macOS.

How do I open port 7401 in the firewall?

Ubuntu/Debian (ufw): sudo ufw allow 7401/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=7401/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 7401" -Direction Inbound -Protocol TCP -LocalPort 7401 -Action Allow.

IANA registry entries

ProtocolServiceDescription (IANA)
TCPrtps-dd-utRTPS Data-Distribution User-Traffic
UDPrtps-dd-utRTPS Data-Distribution User-Traffic

Nearby entries