All ports
Port9801/TCP
sstp-2Port
9801
Protocol
TCP
Category
Registered
Service
sstp-2
What is port 9801?
Port 9801/TCP is a Registered port, registered with IANA for specific applications. It is associated with the sstp-2 service.
Sakura Script Transfer Protocol-2
Useful commands
nmapnmap -p 9801 -sV example.comnetcatnc -zv example.com 9801curlcurl -v http://example.com:9801/telnettelnet example.com 9801bash(echo > /dev/tcp/example.com/9801) 2>/dev/nullFirewall commands
UFWAllow
sudo ufw allow 9801/tcpDeny
sudo ufw deny 9801/tcpiptablesAllow
sudo iptables -A INPUT -p tcp --dport 9801 -j ACCEPTDeny
sudo iptables -D INPUT -p tcp --dport 9801 -j ACCEPTfirewalldAllow
sudo firewall-cmd --permanent --add-port=9801/tcpWindowsAllow
netsh advfirewall firewall add rule name="Open Port 9801" dir=in action=allow protocol=TCP localport=9801Security 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- Outdated versions with vulnerabilities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 9801/TCP?
Port 9801/TCP is associated with the sstp-2 service. Sakura Script Transfer Protocol-2
Is it safe to expose port 9801 to the Internet?
It depends on the service and configuration. Port 9801 (sstp-2) 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 9801 is open?
You can use nmap: `nmap -p 9801 -sV example.com`, netcat: `nc -zv example.com 9801`, or the bash command: `(echo > /dev/tcp/example.com/9801) 2>/dev/null && echo "Open" || echo "Closed"`.
How do I open or close port 9801 on my firewall?
On Linux with UFW: `sudo ufw allow 9801/tcp` (open) or `sudo ufw deny 9801/tcp` (close). With iptables: `sudo iptables -A INPUT -p tcp --dport 9801 -j ACCEPT`. On Windows: `netsh advfirewall firewall add rule name="Open Port 9801" dir=in action=allow protocol=TCP localport=9801`.
What applications and services use port 9801?
Port 9801/TCP is used by the sstp-2 service. Specific uses depend on the software and configuration. Check our related tools section for more information.