All ports
Port2152/UDP
gtp-userPort
2152
Protocol
UDP
Category
Registered
Service
gtp-user
What is port 2152?
Port 2152/UDP is a Registered port, registered with IANA for specific applications. It is associated with the gtp-user service.
GTP-User Plane (3GPP)
Useful commands
nmapnmap -p 2152 -sV example.comnetcatnc -zv example.com 2152curlcurl -v http://example.com:2152/telnettelnet example.com 2152bash(echo > /dev/udp/example.com/2152) 2>/dev/nullFirewall commands
UFWAllow
sudo ufw allow 2152/udpDeny
sudo ufw deny 2152/udpiptablesAllow
sudo iptables -A INPUT -p udp --dport 2152 -j ACCEPTDeny
sudo iptables -D INPUT -p udp --dport 2152 -j ACCEPTfirewalldAllow
sudo firewall-cmd --permanent --add-port=2152/udpWindowsAllow
netsh advfirewall firewall add rule name="Open Port 2152" dir=in action=allow protocol=UDP localport=2152Security 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- Outdated versions with vulnerabilities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 2152/UDP?
Port 2152/UDP is associated with the gtp-user service. GTP-User Plane (3GPP)
Is it safe to expose port 2152 to the Internet?
It depends on the service and configuration. Port 2152 (gtp-user) 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 2152 is open?
You can use nmap: `nmap -p 2152 -sV example.com`, netcat: `nc -zv example.com 2152`, or the bash command: `(echo > /dev/udp/example.com/2152) 2>/dev/null && echo "Open" || echo "Closed"`.
How do I open or close port 2152 on my firewall?
On Linux with UFW: `sudo ufw allow 2152/udp` (open) or `sudo ufw deny 2152/udp` (close). With iptables: `sudo iptables -A INPUT -p udp --dport 2152 -j ACCEPT`. On Windows: `netsh advfirewall firewall add rule name="Open Port 2152" dir=in action=allow protocol=UDP localport=2152`.
What applications and services use port 2152?
Port 2152/UDP is used by the gtp-user service. Specific uses depend on the software and configuration. Check our related tools section for more information.