All ports
Port8711/TCP
nvcPort
8711
Protocol
TCP
Category
Registered
Service
nvc
What is port 8711?
Port 8711/TCP is a Registered port, registered with IANA for specific applications. It is associated with the nvc service.
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Useful commands
nmapnmap -p 8711 -sV example.comnetcatnc -zv example.com 8711curlcurl -v http://example.com:8711/telnettelnet example.com 8711bash(echo > /dev/tcp/example.com/8711) 2>/dev/nullFirewall commands
UFWAllow
sudo ufw allow 8711/tcpDeny
sudo ufw deny 8711/tcpiptablesAllow
sudo iptables -A INPUT -p tcp --dport 8711 -j ACCEPTDeny
sudo iptables -D INPUT -p tcp --dport 8711 -j ACCEPTfirewalldAllow
sudo firewall-cmd --permanent --add-port=8711/tcpWindowsAllow
netsh advfirewall firewall add rule name="Open Port 8711" dir=in action=allow protocol=TCP localport=8711Security 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- Outdated versions with vulnerabilities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 8711/TCP?
Port 8711/TCP is associated with the nvc service. Nuance Voice Control
Is it safe to expose port 8711 to the Internet?
It depends on the service and configuration. Port 8711 (nvc) 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 8711 is open?
You can use nmap: `nmap -p 8711 -sV example.com`, netcat: `nc -zv example.com 8711`, or the bash command: `(echo > /dev/tcp/example.com/8711) 2>/dev/null && echo "Open" || echo "Closed"`.
How do I open or close port 8711 on my firewall?
On Linux with UFW: `sudo ufw allow 8711/tcp` (open) or `sudo ufw deny 8711/tcp` (close). With iptables: `sudo iptables -A INPUT -p tcp --dport 8711 -j ACCEPT`. On Windows: `netsh advfirewall firewall add rule name="Open Port 8711" dir=in action=allow protocol=TCP localport=8711`.
What applications and services use port 8711?
Port 8711/TCP is used by the nvc service. Specific uses depend on the software and configuration. Check our related tools section for more information.