Port 4752

snap · TCP/UDP

RangeRegistered port (1024–49151)
ProtocolTCP/UDP
Servicesnap
Registered2002-02

Frequently asked questions

What is port 4752 used for?

Port 4752 is registered with the IANA for snap (TCP/UDP). Description: Simple Network Audio Protocol.

Is port 4752 a well-known port?

No. Port 4752 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.

How do I check whether port 4752 is open?

Locally on Linux with ss -tulpn | grep ':4752\b', on Windows with netstat -ano | findstr :4752. To test a remote host use Test-NetConnection <host> -Port 4752 in PowerShell or nc -zv <host> 4752 on Linux/macOS.

How do I open port 4752 in the firewall?

Ubuntu/Debian (ufw): sudo ufw allow 4752/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=4752/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 4752" -Direction Inbound -Protocol TCP -LocalPort 4752 -Action Allow.

IANA registry entries

ProtocolServiceDescription (IANA)
TCPsnapSimple Network Audio Protocol
UDPsnapSimple Network Audio Protocol

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