All ports
Port3947/UDP
ccpPort
3947
Protocol
UDP
Category
Registered
Service
ccp
What is port 3947?
Port 3947/UDP is a Registered port, registered with IANA for specific applications. It is associated with the ccp service.
Connect and Control Protocol for Consumer, Commercial, and Industrial Electronic Devices
Useful commands
nmapnmap -p 3947 -sV example.comnetcatnc -zv example.com 3947curlcurl -v http://example.com:3947/telnettelnet example.com 3947bash(echo > /dev/udp/example.com/3947) 2>/dev/nullFirewall commands
UFWAllow
sudo ufw allow 3947/udpDeny
sudo ufw deny 3947/udpiptablesAllow
sudo iptables -A INPUT -p udp --dport 3947 -j ACCEPTDeny
sudo iptables -D INPUT -p udp --dport 3947 -j ACCEPTfirewalldAllow
sudo firewall-cmd --permanent --add-port=3947/udpWindowsAllow
netsh advfirewall firewall add rule name="Open Port 3947" dir=in action=allow protocol=UDP localport=3947Security 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- Outdated versions with vulnerabilities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 3947/UDP?
Port 3947/UDP is associated with the ccp service. Connect and Control Protocol for Consumer, Commercial, and Industrial Electronic Devices
Is it safe to expose port 3947 to the Internet?
It depends on the service and configuration. Port 3947 (ccp) 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 3947 is open?
You can use nmap: `nmap -p 3947 -sV example.com`, netcat: `nc -zv example.com 3947`, or the bash command: `(echo > /dev/udp/example.com/3947) 2>/dev/null && echo "Open" || echo "Closed"`.
How do I open or close port 3947 on my firewall?
On Linux with UFW: `sudo ufw allow 3947/udp` (open) or `sudo ufw deny 3947/udp` (close). With iptables: `sudo iptables -A INPUT -p udp --dport 3947 -j ACCEPT`. On Windows: `netsh advfirewall firewall add rule name="Open Port 3947" dir=in action=allow protocol=UDP localport=3947`.
What applications and services use port 3947?
Port 3947/UDP is used by the ccp service. Specific uses depend on the software and configuration. Check our related tools section for more information.