Port 4112

apple-vpns-rp · TCP/UDP

RangeRegistered port (1024–49151)
ProtocolTCP/UDP
Serviceapple-vpns-rp
Registered2006-08

Frequently asked questions

What is port 4112 used for?

Port 4112 is registered with the IANA for apple-vpns-rp (TCP/UDP). Description: Apple VPN Server Reporting Protocol.

Is port 4112 a well-known port?

No. Port 4112 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.

How do I check whether port 4112 is open?

Locally on Linux with ss -tulpn | grep ':4112\b', on Windows with netstat -ano | findstr :4112. To test a remote host use Test-NetConnection <host> -Port 4112 in PowerShell or nc -zv <host> 4112 on Linux/macOS.

How do I open port 4112 in the firewall?

Ubuntu/Debian (ufw): sudo ufw allow 4112/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=4112/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 4112" -Direction Inbound -Protocol TCP -LocalPort 4112 -Action Allow.

IANA registry entries

ProtocolServiceDescription (IANA)
TCPapple-vpns-rpApple VPN Server Reporting Protocol
UDPapple-vpns-rpApple VPN Server Reporting Protocol

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