Port 4402

ds-clnt · TCP/UDP

RangeRegistered port (1024–49151)
ProtocolTCP/UDP
Serviceds-clnt

Frequently asked questions

What is port 4402 used for?

Port 4402 is registered with the IANA for ds-clnt (TCP/UDP). Description: ASIGRA Televaulting DS-Client Service.

Is port 4402 a well-known port?

No. Port 4402 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.

How do I check whether port 4402 is open?

Locally on Linux with ss -tulpn | grep ':4402\b', on Windows with netstat -ano | findstr :4402. To test a remote host use Test-NetConnection <host> -Port 4402 in PowerShell or nc -zv <host> 4402 on Linux/macOS.

How do I open port 4402 in the firewall?

Ubuntu/Debian (ufw): sudo ufw allow 4402/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=4402/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 4402" -Direction Inbound -Protocol TCP -LocalPort 4402 -Action Allow.

IANA registry entries

ProtocolServiceDescription (IANA)
TCPds-clntASIGRA Televaulting DS-Client Service
UDPds-clntASIGRA Televaulting DS-Client Service

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