All ports
Port3112/TCP
ksysguardPort
3112
Protocol
TCP
Category
Registered
Service
ksysguard
What is port 3112?
Port 3112/TCP is a Registered port, registered with IANA for specific applications. It is associated with the ksysguard service.
KDE System Guard
Useful commands
nmapnmap -p 3112 -sV example.comnetcatnc -zv example.com 3112curlcurl -v http://example.com:3112/telnettelnet example.com 3112bash(echo > /dev/tcp/example.com/3112) 2>/dev/nullFirewall commands
UFWAllow
sudo ufw allow 3112/tcpDeny
sudo ufw deny 3112/tcpiptablesAllow
sudo iptables -A INPUT -p tcp --dport 3112 -j ACCEPTDeny
sudo iptables -D INPUT -p tcp --dport 3112 -j ACCEPTfirewalldAllow
sudo firewall-cmd --permanent --add-port=3112/tcpWindowsAllow
netsh advfirewall firewall add rule name="Open Port 3112" dir=in action=allow protocol=TCP localport=3112Security 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- Outdated versions with vulnerabilities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 3112/TCP?
Port 3112/TCP is associated with the ksysguard service. KDE System Guard
Is it safe to expose port 3112 to the Internet?
It depends on the service and configuration. Port 3112 (ksysguard) 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 3112 is open?
You can use nmap: `nmap -p 3112 -sV example.com`, netcat: `nc -zv example.com 3112`, or the bash command: `(echo > /dev/tcp/example.com/3112) 2>/dev/null && echo "Open" || echo "Closed"`.
How do I open or close port 3112 on my firewall?
On Linux with UFW: `sudo ufw allow 3112/tcp` (open) or `sudo ufw deny 3112/tcp` (close). With iptables: `sudo iptables -A INPUT -p tcp --dport 3112 -j ACCEPT`. On Windows: `netsh advfirewall firewall add rule name="Open Port 3112" dir=in action=allow protocol=TCP localport=3112`.
What applications and services use port 3112?
Port 3112/TCP is used by the ksysguard service. Specific uses depend on the software and configuration. Check our related tools section for more information.