All ports
Port1517/UDP
vpacPort
1517
Protocol
UDP
Category
Registered
Service
vpac
What is port 1517?
Port 1517/UDP is a Registered port, registered with IANA for specific applications. It is associated with the vpac service.
Virtual Places Audio control
Useful commands
nmapnmap -p 1517 -sV example.comnetcatnc -zv example.com 1517curlcurl -v http://example.com:1517/telnettelnet example.com 1517bash(echo > /dev/udp/example.com/1517) 2>/dev/nullFirewall commands
UFWAllow
sudo ufw allow 1517/udpDeny
sudo ufw deny 1517/udpiptablesAllow
sudo iptables -A INPUT -p udp --dport 1517 -j ACCEPTDeny
sudo iptables -D INPUT -p udp --dport 1517 -j ACCEPTfirewalldAllow
sudo firewall-cmd --permanent --add-port=1517/udpWindowsAllow
netsh advfirewall firewall add rule name="Open Port 1517" dir=in action=allow protocol=UDP localport=1517Security 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- Outdated versions with vulnerabilities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 1517/UDP?
Port 1517/UDP is associated with the vpac service. Virtual Places Audio control
Is it safe to expose port 1517 to the Internet?
It depends on the service and configuration. Port 1517 (vpac) 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 1517 is open?
You can use nmap: `nmap -p 1517 -sV example.com`, netcat: `nc -zv example.com 1517`, or the bash command: `(echo > /dev/udp/example.com/1517) 2>/dev/null && echo "Open" || echo "Closed"`.
How do I open or close port 1517 on my firewall?
On Linux with UFW: `sudo ufw allow 1517/udp` (open) or `sudo ufw deny 1517/udp` (close). With iptables: `sudo iptables -A INPUT -p udp --dport 1517 -j ACCEPT`. On Windows: `netsh advfirewall firewall add rule name="Open Port 1517" dir=in action=allow protocol=UDP localport=1517`.
What applications and services use port 1517?
Port 1517/UDP is used by the vpac service. Specific uses depend on the software and configuration. Check our related tools section for more information.