All ports
Port3476/UDP
nppmpPort
3476
Protocol
UDP
Category
Registered
Service
nppmp
What is port 3476?
Port 3476/UDP is a Registered port, registered with IANA for specific applications. It is associated with the nppmp service.
NVIDIA Mgmt Protocol
Useful commands
nmapnmap -p 3476 -sV example.comnetcatnc -zv example.com 3476curlcurl -v http://example.com:3476/telnettelnet example.com 3476bash(echo > /dev/udp/example.com/3476) 2>/dev/nullFirewall commands
UFWAllow
sudo ufw allow 3476/udpDeny
sudo ufw deny 3476/udpiptablesAllow
sudo iptables -A INPUT -p udp --dport 3476 -j ACCEPTDeny
sudo iptables -D INPUT -p udp --dport 3476 -j ACCEPTfirewalldAllow
sudo firewall-cmd --permanent --add-port=3476/udpWindowsAllow
netsh advfirewall firewall add rule name="Open Port 3476" dir=in action=allow protocol=UDP localport=3476Security 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- Outdated versions with vulnerabilities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 3476/UDP?
Port 3476/UDP is associated with the nppmp service. NVIDIA Mgmt Protocol
Is it safe to expose port 3476 to the Internet?
It depends on the service and configuration. Port 3476 (nppmp) 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 3476 is open?
You can use nmap: `nmap -p 3476 -sV example.com`, netcat: `nc -zv example.com 3476`, or the bash command: `(echo > /dev/udp/example.com/3476) 2>/dev/null && echo "Open" || echo "Closed"`.
How do I open or close port 3476 on my firewall?
On Linux with UFW: `sudo ufw allow 3476/udp` (open) or `sudo ufw deny 3476/udp` (close). With iptables: `sudo iptables -A INPUT -p udp --dport 3476 -j ACCEPT`. On Windows: `netsh advfirewall firewall add rule name="Open Port 3476" dir=in action=allow protocol=UDP localport=3476`.
What applications and services use port 3476?
Port 3476/UDP is used by the nppmp service. Specific uses depend on the software and configuration. Check our related tools section for more information.