Port 24601

udpstp · TCP/UDP

RangeRegistered port (1024–49151)
ProtocolTCP/UDP
Serviceudpstp
ReferenceRFC 9946
Registered2025-09-26

Frequently asked questions

What is port 24601 used for?

Port 24601 is registered with the IANA for udpstp (TCP/UDP). Description: UDP-based IP-Layer Capacity and Performance Measurement protocol; Reserved.

Is port 24601 a well-known port?

No. Port 24601 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.

How do I check whether port 24601 is open?

Locally on Linux with ss -tulpn | grep ':24601\b', on Windows with netstat -ano | findstr :24601. To test a remote host use Test-NetConnection <host> -Port 24601 in PowerShell or nc -zv <host> 24601 on Linux/macOS.

How do I open port 24601 in the firewall?

Ubuntu/Debian (ufw): sudo ufw allow 24601/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=24601/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 24601" -Direction Inbound -Protocol TCP -LocalPort 24601 -Action Allow.

IANA registry entries

ProtocolServiceDescription (IANA)
UDPudpstpUDP-based IP-Layer Capacity and Performance Measurement protocol
TCP–Reserved

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