Port 1223
tgp · TCP/UDP
| Range | Registered port (1024–49151) |
|---|---|
| Protocol | TCP/UDP |
| Service | tgp |
| Registered | 2008-05-20 |
Frequently asked questions
What is port 1223 used for?
Port 1223 is registered with the IANA for tgp (TCP/UDP). Description: TrulyGlobal Protocol.
Is port 1223 a well-known port?
No. Port 1223 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.
How do I check whether port 1223 is open?
Locally on Linux with ss -tulpn | grep ':1223\b', on Windows with netstat -ano | findstr :1223. To test a remote host use Test-NetConnection <host> -Port 1223 in PowerShell or nc -zv <host> 1223 on Linux/macOS.
How do I open port 1223 in the firewall?
Ubuntu/Debian (ufw): sudo ufw allow 1223/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=1223/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 1223" -Direction Inbound -Protocol TCP -LocalPort 1223 -Action Allow.
IANA registry entries
| Protocol | Service | Description (IANA) |
|---|---|---|
| TCP | tgp | TrulyGlobal Protocol |
| UDP | tgp | TrulyGlobal Protocol |