Port 3247

dvt-data · TCP/UDP

RangeRegistered port (1024–49151)
ProtocolTCP/UDP
Servicedvt-data
Registered2002-02

Frequently asked questions

What is port 3247 used for?

Port 3247 is registered with the IANA for dvt-data (TCP/UDP). Description: DVT DATA LINK.

Is port 3247 a well-known port?

No. Port 3247 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.

How do I check whether port 3247 is open?

Locally on Linux with ss -tulpn | grep ':3247\b', on Windows with netstat -ano | findstr :3247. To test a remote host use Test-NetConnection <host> -Port 3247 in PowerShell or nc -zv <host> 3247 on Linux/macOS.

How do I open port 3247 in the firewall?

Ubuntu/Debian (ufw): sudo ufw allow 3247/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=3247/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 3247" -Direction Inbound -Protocol TCP -LocalPort 3247 -Action Allow.

IANA registry entries

ProtocolServiceDescription (IANA)
TCPdvt-dataDVT DATA LINK
UDPdvt-dataDVT DATA LINK

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