All ports
Port2945/UDP
h248-binaryPort
2945
Protocol
UDP
Category
Registered
Service
h248-binary
What is port 2945?
Port 2945/UDP is a Registered port, registered with IANA for specific applications. It is associated with the h248-binary service.
H248 Binary
Useful commands
nmapnmap -p 2945 -sV example.comnetcatnc -zv example.com 2945curlcurl -v http://example.com:2945/telnettelnet example.com 2945bash(echo > /dev/udp/example.com/2945) 2>/dev/nullFirewall commands
UFWAllow
sudo ufw allow 2945/udpDeny
sudo ufw deny 2945/udpiptablesAllow
sudo iptables -A INPUT -p udp --dport 2945 -j ACCEPTDeny
sudo iptables -D INPUT -p udp --dport 2945 -j ACCEPTfirewalldAllow
sudo firewall-cmd --permanent --add-port=2945/udpWindowsAllow
netsh advfirewall firewall add rule name="Open Port 2945" dir=in action=allow protocol=UDP localport=2945Security 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- Outdated versions with vulnerabilities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 2945/UDP?
Port 2945/UDP is associated with the h248-binary service. H248 Binary
Is it safe to expose port 2945 to the Internet?
It depends on the service and configuration. Port 2945 (h248-binary) 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 2945 is open?
You can use nmap: `nmap -p 2945 -sV example.com`, netcat: `nc -zv example.com 2945`, or the bash command: `(echo > /dev/udp/example.com/2945) 2>/dev/null && echo "Open" || echo "Closed"`.
How do I open or close port 2945 on my firewall?
On Linux with UFW: `sudo ufw allow 2945/udp` (open) or `sudo ufw deny 2945/udp` (close). With iptables: `sudo iptables -A INPUT -p udp --dport 2945 -j ACCEPT`. On Windows: `netsh advfirewall firewall add rule name="Open Port 2945" dir=in action=allow protocol=UDP localport=2945`.
What applications and services use port 2945?
Port 2945/UDP is used by the h248-binary service. Specific uses depend on the software and configuration. Check our related tools section for more information.