Port 8894
ddi-tcp-7 and ddi-udp-7 · TCP/UDP
| Range | Registered port (1024–49151) |
|---|---|
| Protocol | TCP/UDP |
| Service | ddi-tcp-7 and ddi-udp-7 |
Frequently asked questions
What is port 8894 used for?
Port 8894 is registered with the IANA for ddi-tcp-7 and ddi-udp-7 (TCP/UDP). Description: Desktop Data TCP 6: COAL application; Desktop Data UDP 6: COAL application.
Is port 8894 a well-known port?
No. Port 8894 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.
How do I check whether port 8894 is open?
Locally on Linux with ss -tulpn | grep ':8894\b', on Windows with netstat -ano | findstr :8894. To test a remote host use Test-NetConnection <host> -Port 8894 in PowerShell or nc -zv <host> 8894 on Linux/macOS.
How do I open port 8894 in the firewall?
Ubuntu/Debian (ufw): sudo ufw allow 8894/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=8894/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 8894" -Direction Inbound -Protocol TCP -LocalPort 8894 -Action Allow.
IANA registry entries
| Protocol | Service | Description (IANA) |
|---|---|---|
| TCP | ddi-tcp-7 | Desktop Data TCP 6: COAL application |
| UDP | ddi-udp-7 | Desktop Data UDP 6: COAL application |