Port 4688

mobile-p2p · TCP/UDP

RangeRegistered port (1024–49151)
ProtocolTCP/UDP
Servicemobile-p2p
Registered2008-12-04

Frequently asked questions

What is port 4688 used for?

Port 4688 is registered with the IANA for mobile-p2p (TCP/UDP). Description: Mobile P2P Service.

Is port 4688 a well-known port?

No. Port 4688 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.

How do I check whether port 4688 is open?

Locally on Linux with ss -tulpn | grep ':4688\b', on Windows with netstat -ano | findstr :4688. To test a remote host use Test-NetConnection <host> -Port 4688 in PowerShell or nc -zv <host> 4688 on Linux/macOS.

How do I open port 4688 in the firewall?

Ubuntu/Debian (ufw): sudo ufw allow 4688/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=4688/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 4688" -Direction Inbound -Protocol TCP -LocalPort 4688 -Action Allow.

IANA registry entries

ProtocolServiceDescription (IANA)
TCPmobile-p2pMobile P2P Service
UDPmobile-p2pMobile P2P Service

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