Port 2131

avantageb2b · TCP/UDP

RangeRegistered port (1024–49151)
ProtocolTCP/UDP
Serviceavantageb2b

Frequently asked questions

What is port 2131 used for?

Port 2131 is registered with the IANA for avantageb2b (TCP/UDP). Description: Avantageb2b.

Is port 2131 a well-known port?

No. Port 2131 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.

How do I check whether port 2131 is open?

Locally on Linux with ss -tulpn | grep ':2131\b', on Windows with netstat -ano | findstr :2131. To test a remote host use Test-NetConnection <host> -Port 2131 in PowerShell or nc -zv <host> 2131 on Linux/macOS.

How do I open port 2131 in the firewall?

Ubuntu/Debian (ufw): sudo ufw allow 2131/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=2131/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 2131" -Direction Inbound -Protocol TCP -LocalPort 2131 -Action Allow.

IANA registry entries

ProtocolServiceDescription (IANA)
TCPavantageb2bAvantageb2b
UDPavantageb2bAvantageb2b

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