All ports
Port1790/UDP
nmspPort
1790
Protocol
UDP
Category
Registered
Service
nmsp
What is port 1790?
Port 1790/UDP is a Registered port, registered with IANA for specific applications. It is associated with the nmsp service.
Narrative Media Streaming Protocol
Useful commands
nmapnmap -p 1790 -sV example.comnetcatnc -zv example.com 1790curlcurl -v http://example.com:1790/telnettelnet example.com 1790bash(echo > /dev/udp/example.com/1790) 2>/dev/nullFirewall commands
UFWAllow
sudo ufw allow 1790/udpDeny
sudo ufw deny 1790/udpiptablesAllow
sudo iptables -A INPUT -p udp --dport 1790 -j ACCEPTDeny
sudo iptables -D INPUT -p udp --dport 1790 -j ACCEPTfirewalldAllow
sudo firewall-cmd --permanent --add-port=1790/udpWindowsAllow
netsh advfirewall firewall add rule name="Open Port 1790" dir=in action=allow protocol=UDP localport=1790Security 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- Outdated versions with vulnerabilities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 1790/UDP?
Port 1790/UDP is associated with the nmsp service. Narrative Media Streaming Protocol
Is it safe to expose port 1790 to the Internet?
It depends on the service and configuration. Port 1790 (nmsp) 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 1790 is open?
You can use nmap: `nmap -p 1790 -sV example.com`, netcat: `nc -zv example.com 1790`, or the bash command: `(echo > /dev/udp/example.com/1790) 2>/dev/null && echo "Open" || echo "Closed"`.
How do I open or close port 1790 on my firewall?
On Linux with UFW: `sudo ufw allow 1790/udp` (open) or `sudo ufw deny 1790/udp` (close). With iptables: `sudo iptables -A INPUT -p udp --dport 1790 -j ACCEPT`. On Windows: `netsh advfirewall firewall add rule name="Open Port 1790" dir=in action=allow protocol=UDP localport=1790`.
What applications and services use port 1790?
Port 1790/UDP is used by the nmsp service. Specific uses depend on the software and configuration. Check our related tools section for more information.