Port 3955

p2pcommunity · TCP/UDP

RangeRegistered port (1024–49151)
ProtocolTCP/UDP
Servicep2pcommunity
Registered2005-08

Frequently asked questions

What is port 3955 used for?

Port 3955 is registered with the IANA for p2pcommunity (TCP/UDP). Description: p2pCommunity.

Is port 3955 a well-known port?

No. Port 3955 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.

How do I check whether port 3955 is open?

Locally on Linux with ss -tulpn | grep ':3955\b', on Windows with netstat -ano | findstr :3955. To test a remote host use Test-NetConnection <host> -Port 3955 in PowerShell or nc -zv <host> 3955 on Linux/macOS.

How do I open port 3955 in the firewall?

Ubuntu/Debian (ufw): sudo ufw allow 3955/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=3955/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 3955" -Direction Inbound -Protocol TCP -LocalPort 3955 -Action Allow.

IANA registry entries

ProtocolServiceDescription (IANA)
TCPp2pcommunityp2pCommunity
UDPp2pcommunityp2pCommunity

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