Port 22128
gsidcap · TCP/UDP
| Range | Registered port (1024–49151) |
|---|---|
| Protocol | TCP/UDP |
| Service | gsidcap |
| Registered | 2009-03-10 |
Frequently asked questions
What is port 22128 used for?
Port 22128 is registered with the IANA for gsidcap (TCP/UDP). Description: GSI dCache Access Protocol; Reserved.
Is port 22128 a well-known port?
No. Port 22128 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.
How do I check whether port 22128 is open?
Locally on Linux with ss -tulpn | grep ':22128\b', on Windows with netstat -ano | findstr :22128. To test a remote host use Test-NetConnection <host> -Port 22128 in PowerShell or nc -zv <host> 22128 on Linux/macOS.
How do I open port 22128 in the firewall?
Ubuntu/Debian (ufw): sudo ufw allow 22128/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=22128/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 22128" -Direction Inbound -Protocol TCP -LocalPort 22128 -Action Allow.
IANA registry entries
| Protocol | Service | Description (IANA) |
|---|---|---|
| TCP | gsidcap | GSI dCache Access Protocol |
| UDP | – | Reserved |