All ports
Port2109/UDP
ergolightPort
2109
Protocol
UDP
Category
Registered
Service
ergolight
What is port 2109?
Port 2109/UDP is a Registered port, registered with IANA for specific applications. It is associated with the ergolight service.
Ergolight
Useful commands
nmapnmap -p 2109 -sV example.comnetcatnc -zv example.com 2109curlcurl -v http://example.com:2109/telnettelnet example.com 2109bash(echo > /dev/udp/example.com/2109) 2>/dev/nullFirewall commands
UFWAllow
sudo ufw allow 2109/udpDeny
sudo ufw deny 2109/udpiptablesAllow
sudo iptables -A INPUT -p udp --dport 2109 -j ACCEPTDeny
sudo iptables -D INPUT -p udp --dport 2109 -j ACCEPTfirewalldAllow
sudo firewall-cmd --permanent --add-port=2109/udpWindowsAllow
netsh advfirewall firewall add rule name="Open Port 2109" dir=in action=allow protocol=UDP localport=2109Security Risks
- Unauthorized access to the service
- Data exposure if the service is unauthenticated
- Outdated versions with vulnerabilities
- Incorrect service configuration
Frequently Asked Questions
What service runs on port 2109/UDP?
Port 2109/UDP is associated with the ergolight service. Ergolight
Is it safe to expose port 2109 to the Internet?
It depends on the service and configuration. Port 2109 (ergolight) is a Registered port. If you need to expose it, keep the service updated, use strong authentication, and configure a firewall. It's always recommended to restrict access by IP when possible.
How do I check if port 2109 is open?
You can use nmap: `nmap -p 2109 -sV example.com`, netcat: `nc -zv example.com 2109`, or the bash command: `(echo > /dev/udp/example.com/2109) 2>/dev/null && echo "Open" || echo "Closed"`.
How do I open or close port 2109 on my firewall?
On Linux with UFW: `sudo ufw allow 2109/udp` (open) or `sudo ufw deny 2109/udp` (close). With iptables: `sudo iptables -A INPUT -p udp --dport 2109 -j ACCEPT`. On Windows: `netsh advfirewall firewall add rule name="Open Port 2109" dir=in action=allow protocol=UDP localport=2109`.
What applications and services use port 2109?
Port 2109/UDP is used by the ergolight service. Specific uses depend on the software and configuration. Check our related tools section for more information.