All ports
Port4790/UDP
vxlan-gpePort
4790
Protocol
UDP
Category
Registered
Service
vxlan-gpe
What is port 4790?
Port 4790/UDP is a Registered port, registered with IANA for specific applications. It is associated with the vxlan-gpe service.
Generic Protocol Extension for Virtual eXtensible Local Area Network (VXLAN)
Useful commands
nmapnmap -p 4790 -sV example.comnetcatnc -zv example.com 4790curlcurl -v http://example.com:4790/telnettelnet example.com 4790bash(echo > /dev/udp/example.com/4790) 2>/dev/nullFirewall commands
UFWAllow
sudo ufw allow 4790/udpDeny
sudo ufw deny 4790/udpiptablesAllow
sudo iptables -A INPUT -p udp --dport 4790 -j ACCEPTDeny
sudo iptables -D INPUT -p udp --dport 4790 -j ACCEPTfirewalldAllow
sudo firewall-cmd --permanent --add-port=4790/udpWindowsAllow
netsh advfirewall firewall add rule name="Open Port 4790" dir=in action=allow protocol=UDP localport=4790Security 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- Outdated versions with vulnerabilities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 4790/UDP?
Port 4790/UDP is associated with the vxlan-gpe service. Generic Protocol Extension for Virtual eXtensible Local Area Network (VXLAN)
Is it safe to expose port 4790 to the Internet?
It depends on the service and configuration. Port 4790 (vxlan-gpe) 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 4790 is open?
You can use nmap: `nmap -p 4790 -sV example.com`, netcat: `nc -zv example.com 4790`, or the bash command: `(echo > /dev/udp/example.com/4790) 2>/dev/null && echo "Open" || echo "Closed"`.
How do I open or close port 4790 on my firewall?
On Linux with UFW: `sudo ufw allow 4790/udp` (open) or `sudo ufw deny 4790/udp` (close). With iptables: `sudo iptables -A INPUT -p udp --dport 4790 -j ACCEPT`. On Windows: `netsh advfirewall firewall add rule name="Open Port 4790" dir=in action=allow protocol=UDP localport=4790`.
What applications and services use port 4790?
Port 4790/UDP is used by the vxlan-gpe service. Specific uses depend on the software and configuration. Check our related tools section for more information.