Port 8888
ddi-tcp-1 and ddi-udp-1 · TCP/UDP
| Range | Registered port (1024–49151) |
|---|---|
| Protocol | TCP/UDP |
| Service | ddi-tcp-1 and ddi-udp-1 |
Frequently asked questions
What is port 8888 used for?
Port 8888 is registered with the IANA for ddi-tcp-1 and ddi-udp-1 (TCP/UDP). Description: NewsEDGE server TCP (TCP 1); NewsEDGE server UDP (UDP 1).
Is port 8888 a well-known port?
No. Port 8888 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.
How do I check whether port 8888 is open?
Locally on Linux with ss -tulpn | grep ':8888\b', on Windows with netstat -ano | findstr :8888. To test a remote host use Test-NetConnection <host> -Port 8888 in PowerShell or nc -zv <host> 8888 on Linux/macOS.
How do I open port 8888 in the firewall?
Ubuntu/Debian (ufw): sudo ufw allow 8888/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=8888/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 8888" -Direction Inbound -Protocol TCP -LocalPort 8888 -Action Allow.
IANA registry entries
| Protocol | Service | Description (IANA) |
|---|---|---|
| TCP | ddi-tcp-1 | NewsEDGE server TCP (TCP 1) |
| UDP | ddi-udp-1 | NewsEDGE server UDP (UDP 1) |