Port 4358
qsnet-nucl · TCP/UDP
| Range | Registered port (1024–49151) |
|---|---|
| Protocol | TCP/UDP |
| Service | qsnet-nucl |
Frequently asked questions
What is port 4358 used for?
Port 4358 is registered with the IANA for qsnet-nucl (TCP/UDP). Description: QSNet Nucleus.
Is port 4358 a well-known port?
No. Port 4358 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.
How do I check whether port 4358 is open?
Locally on Linux with ss -tulpn | grep ':4358\b', on Windows with netstat -ano | findstr :4358. To test a remote host use Test-NetConnection <host> -Port 4358 in PowerShell or nc -zv <host> 4358 on Linux/macOS.
How do I open port 4358 in the firewall?
Ubuntu/Debian (ufw): sudo ufw allow 4358/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=4358/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 4358" -Direction Inbound -Protocol TCP -LocalPort 4358 -Action Allow.
IANA registry entries
| Protocol | Service | Description (IANA) |
|---|---|---|
| TCP | qsnet-nucl | QSNet Nucleus |
| UDP | qsnet-nucl | QSNet Nucleus |