Port 3122

vtr-emulator · TCP/UDP

RangeRegistered port (1024–49151)
ProtocolTCP/UDP
Servicevtr-emulator

Frequently asked questions

What is port 3122 used for?

Port 3122 is registered with the IANA for vtr-emulator (TCP/UDP). Description: MTI VTR Emulator port.

Is port 3122 a well-known port?

No. Port 3122 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.

How do I check whether port 3122 is open?

Locally on Linux with ss -tulpn | grep ':3122\b', on Windows with netstat -ano | findstr :3122. To test a remote host use Test-NetConnection <host> -Port 3122 in PowerShell or nc -zv <host> 3122 on Linux/macOS.

How do I open port 3122 in the firewall?

Ubuntu/Debian (ufw): sudo ufw allow 3122/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=3122/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 3122" -Direction Inbound -Protocol TCP -LocalPort 3122 -Action Allow.

IANA registry entries

ProtocolServiceDescription (IANA)
TCPvtr-emulatorMTI VTR Emulator port
UDPvtr-emulatorMTI VTR Emulator port

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