All ports
Port769/UDP
vidPort
769
Protocol
UDP
Category
Well-Known
Service
vid
What is port 769?
Port 769/UDP is a Well-Known port, assigned by IANA for widely recognized services. It is associated with the vid service.
Useful commands
nmapnmap -p 769 -sV example.comnetcatnc -zv example.com 769curlcurl -v http://example.com:769/telnettelnet example.com 769bash(echo > /dev/udp/example.com/769) 2>/dev/nullFirewall commands
UFWAllow
sudo ufw allow 769/udpDeny
sudo ufw deny 769/udpiptablesAllow
sudo iptables -A INPUT -p udp --dport 769 -j ACCEPTDeny
sudo iptables -D INPUT -p udp --dport 769 -j ACCEPTfirewalldAllow
sudo firewall-cmd --permanent --add-port=769/udpWindowsAllow
netsh advfirewall firewall add rule name="Open Port 769" dir=in action=allow protocol=UDP localport=769Security 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- Outdated versions with vulnerabilities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 769/UDP?
Port 769/UDP is associated with the vid service. No detailed description is available in the IANA registry.
Is it safe to expose port 769 to the Internet?
It depends on the service and configuration. Port 769 (vid) is a Well-Known 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 769 is open?
You can use nmap: `nmap -p 769 -sV example.com`, netcat: `nc -zv example.com 769`, or the bash command: `(echo > /dev/udp/example.com/769) 2>/dev/null && echo "Open" || echo "Closed"`.
How do I open or close port 769 on my firewall?
On Linux with UFW: `sudo ufw allow 769/udp` (open) or `sudo ufw deny 769/udp` (close). With iptables: `sudo iptables -A INPUT -p udp --dport 769 -j ACCEPT`. On Windows: `netsh advfirewall firewall add rule name="Open Port 769" dir=in action=allow protocol=UDP localport=769`.
What applications and services use port 769?
Port 769/UDP is used by the vid service. Specific uses depend on the software and configuration. Check our related tools section for more information.