All ports
Port6140/UDP
pulsonixnlsPort
6140
Protocol
UDP
Category
Registered
Service
pulsonixnls
What is port 6140?
Port 6140/UDP is a Registered port, registered with IANA for specific applications. It is associated with the pulsonixnls service.
Pulsonix Network License Service
Useful commands
nmapnmap -p 6140 -sV example.comnetcatnc -zv example.com 6140curlcurl -v http://example.com:6140/telnettelnet example.com 6140bash(echo > /dev/udp/example.com/6140) 2>/dev/nullFirewall commands
UFWAllow
sudo ufw allow 6140/udpDeny
sudo ufw deny 6140/udpiptablesAllow
sudo iptables -A INPUT -p udp --dport 6140 -j ACCEPTDeny
sudo iptables -D INPUT -p udp --dport 6140 -j ACCEPTfirewalldAllow
sudo firewall-cmd --permanent --add-port=6140/udpWindowsAllow
netsh advfirewall firewall add rule name="Open Port 6140" dir=in action=allow protocol=UDP localport=6140Security 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- Outdated versions with vulnerabilities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 6140/UDP?
Port 6140/UDP is associated with the pulsonixnls service. Pulsonix Network License Service
Is it safe to expose port 6140 to the Internet?
It depends on the service and configuration. Port 6140 (pulsonixnls) 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 6140 is open?
You can use nmap: `nmap -p 6140 -sV example.com`, netcat: `nc -zv example.com 6140`, or the bash command: `(echo > /dev/udp/example.com/6140) 2>/dev/null && echo "Open" || echo "Closed"`.
How do I open or close port 6140 on my firewall?
On Linux with UFW: `sudo ufw allow 6140/udp` (open) or `sudo ufw deny 6140/udp` (close). With iptables: `sudo iptables -A INPUT -p udp --dport 6140 -j ACCEPT`. On Windows: `netsh advfirewall firewall add rule name="Open Port 6140" dir=in action=allow protocol=UDP localport=6140`.
What applications and services use port 6140?
Port 6140/UDP is used by the pulsonixnls service. Specific uses depend on the software and configuration. Check our related tools section for more information.