Port 4670

light · TCP/UDP

RangeRegistered port (1024–49151)
ProtocolTCP/UDP
Servicelight
Registered2006-10

Frequently asked questions

What is port 4670 used for?

Port 4670 is registered with the IANA for light (TCP/UDP). Description: Light packets transfer protocol.

Is port 4670 a well-known port?

No. Port 4670 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.

How do I check whether port 4670 is open?

Locally on Linux with ss -tulpn | grep ':4670\b', on Windows with netstat -ano | findstr :4670. To test a remote host use Test-NetConnection <host> -Port 4670 in PowerShell or nc -zv <host> 4670 on Linux/macOS.

How do I open port 4670 in the firewall?

Ubuntu/Debian (ufw): sudo ufw allow 4670/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=4670/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 4670" -Direction Inbound -Protocol TCP -LocalPort 4670 -Action Allow.

IANA registry entries

ProtocolServiceDescription (IANA)
TCPlightLight packets transfer protocol
UDPlightLight packets transfer protocol

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