All ports
Port6946/UDP
bioserverPort
6946
Protocol
UDP
Category
Registered
Service
bioserver
What is port 6946?
Port 6946/UDP is a Registered port, registered with IANA for specific applications. It is associated with the bioserver service.
Biometrics Server
Useful commands
nmapnmap -p 6946 -sV example.comnetcatnc -zv example.com 6946curlcurl -v http://example.com:6946/telnettelnet example.com 6946bash(echo > /dev/udp/example.com/6946) 2>/dev/nullFirewall commands
UFWAllow
sudo ufw allow 6946/udpDeny
sudo ufw deny 6946/udpiptablesAllow
sudo iptables -A INPUT -p udp --dport 6946 -j ACCEPTDeny
sudo iptables -D INPUT -p udp --dport 6946 -j ACCEPTfirewalldAllow
sudo firewall-cmd --permanent --add-port=6946/udpWindowsAllow
netsh advfirewall firewall add rule name="Open Port 6946" dir=in action=allow protocol=UDP localport=6946Security 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- Outdated versions with vulnerabilities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 6946/UDP?
Port 6946/UDP is associated with the bioserver service. Biometrics Server
Is it safe to expose port 6946 to the Internet?
It depends on the service and configuration. Port 6946 (bioserver) 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 6946 is open?
You can use nmap: `nmap -p 6946 -sV example.com`, netcat: `nc -zv example.com 6946`, or the bash command: `(echo > /dev/udp/example.com/6946) 2>/dev/null && echo "Open" || echo "Closed"`.
How do I open or close port 6946 on my firewall?
On Linux with UFW: `sudo ufw allow 6946/udp` (open) or `sudo ufw deny 6946/udp` (close). With iptables: `sudo iptables -A INPUT -p udp --dport 6946 -j ACCEPT`. On Windows: `netsh advfirewall firewall add rule name="Open Port 6946" dir=in action=allow protocol=UDP localport=6946`.
What applications and services use port 6946?
Port 6946/UDP is used by the bioserver service. Specific uses depend on the software and configuration. Check our related tools section for more information.