Port 4847

wfc · TCP/UDP

RangeRegistered port (1024–49151)
ProtocolTCP/UDP
Servicewfc
Registered2007-09-17

Frequently asked questions

What is port 4847 used for?

Port 4847 is registered with the IANA for wfc (TCP/UDP). Description: Web Fresh Communication.

Is port 4847 a well-known port?

No. Port 4847 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.

How do I check whether port 4847 is open?

Locally on Linux with ss -tulpn | grep ':4847\b', on Windows with netstat -ano | findstr :4847. To test a remote host use Test-NetConnection <host> -Port 4847 in PowerShell or nc -zv <host> 4847 on Linux/macOS.

How do I open port 4847 in the firewall?

Ubuntu/Debian (ufw): sudo ufw allow 4847/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=4847/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 4847" -Direction Inbound -Protocol TCP -LocalPort 4847 -Action Allow.

IANA registry entries

ProtocolServiceDescription (IANA)
TCPwfcWeb Fresh Communication
UDPwfcWeb Fresh Communication

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