All ports
Port49001/UDP
nusdp-discPort
49001
Protocol
UDP
Category
Registered
Service
nusdp-disc
What is port 49001?
Port 49001/UDP is a Registered port, registered with IANA for specific applications. It is associated with the nusdp-disc service.
Nuance Unity Service Discovery Protocol
Useful commands
nmapnmap -p 49001 -sV example.comnetcatnc -zv example.com 49001curlcurl -v http://example.com:49001/telnettelnet example.com 49001bash(echo > /dev/udp/example.com/49001) 2>/dev/nullFirewall commands
UFWAllow
sudo ufw allow 49001/udpDeny
sudo ufw deny 49001/udpiptablesAllow
sudo iptables -A INPUT -p udp --dport 49001 -j ACCEPTDeny
sudo iptables -D INPUT -p udp --dport 49001 -j ACCEPTfirewalldAllow
sudo firewall-cmd --permanent --add-port=49001/udpWindowsAllow
netsh advfirewall firewall add rule name="Open Port 49001" dir=in action=allow protocol=UDP localport=49001Security 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- Outdated versions with vulnerabilities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 49001/UDP?
Port 49001/UDP is associated with the nusdp-disc service. Nuance Unity Service Discovery Protocol
Is it safe to expose port 49001 to the Internet?
It depends on the service and configuration. Port 49001 (nusdp-disc) 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 49001 is open?
You can use nmap: `nmap -p 49001 -sV example.com`, netcat: `nc -zv example.com 49001`, or the bash command: `(echo > /dev/udp/example.com/49001) 2>/dev/null && echo "Open" || echo "Closed"`.
How do I open or close port 49001 on my firewall?
On Linux with UFW: `sudo ufw allow 49001/udp` (open) or `sudo ufw deny 49001/udp` (close). With iptables: `sudo iptables -A INPUT -p udp --dport 49001 -j ACCEPT`. On Windows: `netsh advfirewall firewall add rule name="Open Port 49001" dir=in action=allow protocol=UDP localport=49001`.
What applications and services use port 49001?
Port 49001/UDP is used by the nusdp-disc service. Specific uses depend on the software and configuration. Check our related tools section for more information.