All ports
Port3776/UDP
dvcprov-portPort
3776
Protocol
UDP
Category
Registered
Service
dvcprov-port
What is port 3776?
Port 3776/UDP is a Registered port, registered with IANA for specific applications. It is associated with the dvcprov-port service.
Device Provisioning Port
Useful commands
nmapnmap -p 3776 -sV example.comnetcatnc -zv example.com 3776curlcurl -v http://example.com:3776/telnettelnet example.com 3776bash(echo > /dev/udp/example.com/3776) 2>/dev/nullFirewall commands
UFWAllow
sudo ufw allow 3776/udpDeny
sudo ufw deny 3776/udpiptablesAllow
sudo iptables -A INPUT -p udp --dport 3776 -j ACCEPTDeny
sudo iptables -D INPUT -p udp --dport 3776 -j ACCEPTfirewalldAllow
sudo firewall-cmd --permanent --add-port=3776/udpWindowsAllow
netsh advfirewall firewall add rule name="Open Port 3776" dir=in action=allow protocol=UDP localport=3776Security 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- Outdated versions with vulnerabilities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 3776/UDP?
Port 3776/UDP is associated with the dvcprov-port service. Device Provisioning Port
Is it safe to expose port 3776 to the Internet?
It depends on the service and configuration. Port 3776 (dvcprov-port) 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 3776 is open?
You can use nmap: `nmap -p 3776 -sV example.com`, netcat: `nc -zv example.com 3776`, or the bash command: `(echo > /dev/udp/example.com/3776) 2>/dev/null && echo "Open" || echo "Closed"`.
How do I open or close port 3776 on my firewall?
On Linux with UFW: `sudo ufw allow 3776/udp` (open) or `sudo ufw deny 3776/udp` (close). With iptables: `sudo iptables -A INPUT -p udp --dport 3776 -j ACCEPT`. On Windows: `netsh advfirewall firewall add rule name="Open Port 3776" dir=in action=allow protocol=UDP localport=3776`.
What applications and services use port 3776?
Port 3776/UDP is used by the dvcprov-port service. Specific uses depend on the software and configuration. Check our related tools section for more information.