Port 4308

compx-lockview · TCP/UDP

RangeRegistered port (1024–49151)
ProtocolTCP/UDP
Servicecompx-lockview
Registered2007-10-22

Frequently asked questions

What is port 4308 used for?

Port 4308 is registered with the IANA for compx-lockview (TCP/UDP). Description: CompX-LockView.

Is port 4308 a well-known port?

No. Port 4308 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.

How do I check whether port 4308 is open?

Locally on Linux with ss -tulpn | grep ':4308\b', on Windows with netstat -ano | findstr :4308. To test a remote host use Test-NetConnection <host> -Port 4308 in PowerShell or nc -zv <host> 4308 on Linux/macOS.

How do I open port 4308 in the firewall?

Ubuntu/Debian (ufw): sudo ufw allow 4308/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=4308/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 4308" -Direction Inbound -Protocol TCP -LocalPort 4308 -Action Allow.

IANA registry entries

ProtocolServiceDescription (IANA)
TCPcompx-lockviewCompX-LockView
UDPcompx-lockviewCompX-LockView

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