Port 8131

indigo-vbcp · TCP/UDP

RangeRegistered port (1024–49151)
ProtocolTCP/UDP
Serviceindigo-vbcp

Frequently asked questions

What is port 8131 used for?

Port 8131 is registered with the IANA for indigo-vbcp (TCP/UDP). Description: INDIGO-VBCP.

Is port 8131 a well-known port?

No. Port 8131 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.

How do I check whether port 8131 is open?

Locally on Linux with ss -tulpn | grep ':8131\b', on Windows with netstat -ano | findstr :8131. To test a remote host use Test-NetConnection <host> -Port 8131 in PowerShell or nc -zv <host> 8131 on Linux/macOS.

How do I open port 8131 in the firewall?

Ubuntu/Debian (ufw): sudo ufw allow 8131/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=8131/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 8131" -Direction Inbound -Protocol TCP -LocalPort 8131 -Action Allow.

IANA registry entries

ProtocolServiceDescription (IANA)
TCPindigo-vbcpINDIGO-VBCP
UDPindigo-vbcpINDIGO-VBCP

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