All ports
Port47808/UDP
bacnetPort
47808
Protocol
UDP
Category
Registered
Service
bacnet
What is port 47808?
Port 47808/UDP is a Registered port, registered with IANA for specific applications. It is associated with the bacnet service.
Building Automation and Control Networks
Useful commands
nmapnmap -p 47808 -sV example.comnetcatnc -zv example.com 47808curlcurl -v http://example.com:47808/telnettelnet example.com 47808bash(echo > /dev/udp/example.com/47808) 2>/dev/nullFirewall commands
UFWAllow
sudo ufw allow 47808/udpDeny
sudo ufw deny 47808/udpiptablesAllow
sudo iptables -A INPUT -p udp --dport 47808 -j ACCEPTDeny
sudo iptables -D INPUT -p udp --dport 47808 -j ACCEPTfirewalldAllow
sudo firewall-cmd --permanent --add-port=47808/udpWindowsAllow
netsh advfirewall firewall add rule name="Open Port 47808" dir=in action=allow protocol=UDP localport=47808Security 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- Outdated versions with vulnerabilities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 47808/UDP?
Port 47808/UDP is associated with the bacnet service. Building Automation and Control Networks
Is it safe to expose port 47808 to the Internet?
It depends on the service and configuration. Port 47808 (bacnet) 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 47808 is open?
You can use nmap: `nmap -p 47808 -sV example.com`, netcat: `nc -zv example.com 47808`, or the bash command: `(echo > /dev/udp/example.com/47808) 2>/dev/null && echo "Open" || echo "Closed"`.
How do I open or close port 47808 on my firewall?
On Linux with UFW: `sudo ufw allow 47808/udp` (open) or `sudo ufw deny 47808/udp` (close). With iptables: `sudo iptables -A INPUT -p udp --dport 47808 -j ACCEPT`. On Windows: `netsh advfirewall firewall add rule name="Open Port 47808" dir=in action=allow protocol=UDP localport=47808`.
What applications and services use port 47808?
Port 47808/UDP is used by the bacnet service. Specific uses depend on the software and configuration. Check our related tools section for more information.