All ports
Port2016/UDP
bootserverPort
2016
Protocol
UDP
Category
Registered
Service
bootserver
What is port 2016?
Port 2016/UDP is a Registered port, registered with IANA for specific applications. It is associated with the bootserver service.
Useful commands
nmapnmap -p 2016 -sV example.comnetcatnc -zv example.com 2016curlcurl -v http://example.com:2016/telnettelnet example.com 2016bash(echo > /dev/udp/example.com/2016) 2>/dev/nullFirewall commands
UFWAllow
sudo ufw allow 2016/udpDeny
sudo ufw deny 2016/udpiptablesAllow
sudo iptables -A INPUT -p udp --dport 2016 -j ACCEPTDeny
sudo iptables -D INPUT -p udp --dport 2016 -j ACCEPTfirewalldAllow
sudo firewall-cmd --permanent --add-port=2016/udpWindowsAllow
netsh advfirewall firewall add rule name="Open Port 2016" dir=in action=allow protocol=UDP localport=2016Security 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- Outdated versions with vulnerabilities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 2016/UDP?
Port 2016/UDP is associated with the bootserver service. No detailed description is available in the IANA registry.
Is it safe to expose port 2016 to the Internet?
It depends on the service and configuration. Port 2016 (bootserver) 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 2016 is open?
You can use nmap: `nmap -p 2016 -sV example.com`, netcat: `nc -zv example.com 2016`, or the bash command: `(echo > /dev/udp/example.com/2016) 2>/dev/null && echo "Open" || echo "Closed"`.
How do I open or close port 2016 on my firewall?
On Linux with UFW: `sudo ufw allow 2016/udp` (open) or `sudo ufw deny 2016/udp` (close). With iptables: `sudo iptables -A INPUT -p udp --dport 2016 -j ACCEPT`. On Windows: `netsh advfirewall firewall add rule name="Open Port 2016" dir=in action=allow protocol=UDP localport=2016`.
What applications and services use port 2016?
Port 2016/UDP is used by the bootserver service. Specific uses depend on the software and configuration. Check our related tools section for more information.