Port 5405

netsupport · TCP/UDP

RangeRegistered port (1024–49151)
ProtocolTCP/UDP
Servicenetsupport

Frequently asked questions

What is port 5405 used for?

Port 5405 is registered with the IANA for netsupport (TCP/UDP). Description: NetSupport.

Is port 5405 a well-known port?

No. Port 5405 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.

How do I check whether port 5405 is open?

Locally on Linux with ss -tulpn | grep ':5405\b', on Windows with netstat -ano | findstr :5405. To test a remote host use Test-NetConnection <host> -Port 5405 in PowerShell or nc -zv <host> 5405 on Linux/macOS.

How do I open port 5405 in the firewall?

Ubuntu/Debian (ufw): sudo ufw allow 5405/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=5405/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 5405" -Direction Inbound -Protocol TCP -LocalPort 5405 -Action Allow.

IANA registry entries

ProtocolServiceDescription (IANA)
TCPnetsupportNetSupport
UDPnetsupportNetSupport

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