Port 282
cableport-ax · TCP/UDP
| Range | System/well-known port (0–1023) |
|---|---|
| Protocol | TCP/UDP |
| Service | cableport-ax |
Frequently asked questions
What is port 282 used for?
Port 282 is registered with the IANA for cableport-ax (TCP/UDP). Description: Cable Port A/X.
Is port 282 a well-known port?
Yes. Port 282 is in the range 0–1023 (system or well-known ports). On Linux and macOS only privileged processes may bind to these ports.
How do I check whether port 282 is open?
Locally on Linux with ss -tulpn | grep ':282\b', on Windows with netstat -ano | findstr :282. To test a remote host use Test-NetConnection <host> -Port 282 in PowerShell or nc -zv <host> 282 on Linux/macOS.
How do I open port 282 in the firewall?
Ubuntu/Debian (ufw): sudo ufw allow 282/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=282/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 282" -Direction Inbound -Protocol TCP -LocalPort 282 -Action Allow.
IANA registry entries
| Protocol | Service | Description (IANA) |
|---|---|---|
| TCP | cableport-ax | Cable Port A/X |
| UDP | cableport-ax | Cable Port A/X |