All ports
Port2922/UDP
cesdcdtrnPort
2922
Protocol
UDP
Category
Registered
Service
cesdcdtrn
What is port 2922?
Port 2922/UDP is a Registered port, registered with IANA for specific applications. It is associated with the cesdcdtrn service.
CESD Contents Delivery Data Transfer
Useful commands
nmapnmap -p 2922 -sV example.comnetcatnc -zv example.com 2922curlcurl -v http://example.com:2922/telnettelnet example.com 2922bash(echo > /dev/udp/example.com/2922) 2>/dev/nullFirewall commands
UFWAllow
sudo ufw allow 2922/udpDeny
sudo ufw deny 2922/udpiptablesAllow
sudo iptables -A INPUT -p udp --dport 2922 -j ACCEPTDeny
sudo iptables -D INPUT -p udp --dport 2922 -j ACCEPTfirewalldAllow
sudo firewall-cmd --permanent --add-port=2922/udpWindowsAllow
netsh advfirewall firewall add rule name="Open Port 2922" dir=in action=allow protocol=UDP localport=2922Security 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- Outdated versions with vulnerabilities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 2922/UDP?
Port 2922/UDP is associated with the cesdcdtrn service. CESD Contents Delivery Data Transfer
Is it safe to expose port 2922 to the Internet?
It depends on the service and configuration. Port 2922 (cesdcdtrn) 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 2922 is open?
You can use nmap: `nmap -p 2922 -sV example.com`, netcat: `nc -zv example.com 2922`, or the bash command: `(echo > /dev/udp/example.com/2922) 2>/dev/null && echo "Open" || echo "Closed"`.
How do I open or close port 2922 on my firewall?
On Linux with UFW: `sudo ufw allow 2922/udp` (open) or `sudo ufw deny 2922/udp` (close). With iptables: `sudo iptables -A INPUT -p udp --dport 2922 -j ACCEPT`. On Windows: `netsh advfirewall firewall add rule name="Open Port 2922" dir=in action=allow protocol=UDP localport=2922`.
What applications and services use port 2922?
Port 2922/UDP is used by the cesdcdtrn service. Specific uses depend on the software and configuration. Check our related tools section for more information.