Port 5677
questdb2-lnchr · TCP/UDP
| Range | Registered port (1024–49151) |
|---|---|
| Protocol | TCP/UDP |
| Service | questdb2-lnchr |
| Registered | 2002-02 |
Frequently asked questions
What is port 5677 used for?
Port 5677 is registered with the IANA for questdb2-lnchr (TCP/UDP). Description: Quest Central DB2 Launchr.
Is port 5677 a well-known port?
No. Port 5677 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.
How do I check whether port 5677 is open?
Locally on Linux with ss -tulpn | grep ':5677\b', on Windows with netstat -ano | findstr :5677. To test a remote host use Test-NetConnection <host> -Port 5677 in PowerShell or nc -zv <host> 5677 on Linux/macOS.
How do I open port 5677 in the firewall?
Ubuntu/Debian (ufw): sudo ufw allow 5677/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=5677/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 5677" -Direction Inbound -Protocol TCP -LocalPort 5677 -Action Allow.
IANA registry entries
| Protocol | Service | Description (IANA) |
|---|---|---|
| TCP | questdb2-lnchr | Quest Central DB2 Launchr |
| UDP | questdb2-lnchr | Quest Central DB2 Launchr |