All ports
Port1191/UDP
gpfsPort
1191
Protocol
UDP
Category
Registered
Service
gpfs
What is port 1191?
Port 1191/UDP is a Registered port, registered with IANA for specific applications. It is associated with the gpfs service.
General Parallel File System
Useful commands
nmapnmap -p 1191 -sV example.comnetcatnc -zv example.com 1191curlcurl -v http://example.com:1191/telnettelnet example.com 1191bash(echo > /dev/udp/example.com/1191) 2>/dev/nullFirewall commands
UFWAllow
sudo ufw allow 1191/udpDeny
sudo ufw deny 1191/udpiptablesAllow
sudo iptables -A INPUT -p udp --dport 1191 -j ACCEPTDeny
sudo iptables -D INPUT -p udp --dport 1191 -j ACCEPTfirewalldAllow
sudo firewall-cmd --permanent --add-port=1191/udpWindowsAllow
netsh advfirewall firewall add rule name="Open Port 1191" dir=in action=allow protocol=UDP localport=1191Security 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- Outdated versions with vulnerabilities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 1191/UDP?
Port 1191/UDP is associated with the gpfs service. General Parallel File System
Is it safe to expose port 1191 to the Internet?
It depends on the service and configuration. Port 1191 (gpfs) 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 1191 is open?
You can use nmap: `nmap -p 1191 -sV example.com`, netcat: `nc -zv example.com 1191`, or the bash command: `(echo > /dev/udp/example.com/1191) 2>/dev/null && echo "Open" || echo "Closed"`.
How do I open or close port 1191 on my firewall?
On Linux with UFW: `sudo ufw allow 1191/udp` (open) or `sudo ufw deny 1191/udp` (close). With iptables: `sudo iptables -A INPUT -p udp --dport 1191 -j ACCEPT`. On Windows: `netsh advfirewall firewall add rule name="Open Port 1191" dir=in action=allow protocol=UDP localport=1191`.
What applications and services use port 1191?
Port 1191/UDP is used by the gpfs service. Specific uses depend on the software and configuration. Check our related tools section for more information.