Port 3484

gbs-stp · TCP/UDP

RangeRegistered port (1024–49151)
ProtocolTCP/UDP
Servicegbs-stp
Registered2002-05

Frequently asked questions

What is port 3484 used for?

Port 3484 is registered with the IANA for gbs-stp (TCP/UDP). Description: GBS SnapTalk Protocol.

Is port 3484 a well-known port?

No. Port 3484 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.

How do I check whether port 3484 is open?

Locally on Linux with ss -tulpn | grep ':3484\b', on Windows with netstat -ano | findstr :3484. To test a remote host use Test-NetConnection <host> -Port 3484 in PowerShell or nc -zv <host> 3484 on Linux/macOS.

How do I open port 3484 in the firewall?

Ubuntu/Debian (ufw): sudo ufw allow 3484/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=3484/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 3484" -Direction Inbound -Protocol TCP -LocalPort 3484 -Action Allow.

IANA registry entries

ProtocolServiceDescription (IANA)
TCPgbs-stpGBS SnapTalk Protocol
UDPgbs-stpGBS SnapTalk Protocol

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