All ports

Port2559/TCP

lstp

Port

2559

Protocol

TCP

Category

Registered

Service

lstp

What is port 2559?

Port 2559/TCP is a Registered port, registered with IANA for specific applications. It is associated with the lstp service.

LSTP

Useful commands

nmapnmap -p 2559 -sV example.com
netcatnc -zv example.com 2559
curlcurl -v http://example.com:2559/
telnettelnet example.com 2559
bash(echo > /dev/tcp/example.com/2559) 2>/dev/null

Firewall commands

UFWAllow
sudo ufw allow 2559/tcp
Deny
sudo ufw deny 2559/tcp
iptablesAllow
sudo iptables -A INPUT -p tcp --dport 2559 -j ACCEPT
Deny
sudo iptables -D INPUT -p tcp --dport 2559 -j ACCEPT
firewalldAllow
sudo firewall-cmd --permanent --add-port=2559/tcp
WindowsAllow
netsh advfirewall firewall add rule name="Open Port 2559" dir=in action=allow protocol=TCP localport=2559

Security 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  • Outdated versions with vulnerabilities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 2559/TCP?

Port 2559/TCP is associated with the lstp service. LSTP

Is it safe to expose port 2559 to the Internet?

It depends on the service and configuration. Port 2559 (lstp) 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 2559 is open?

You can use nmap: `nmap -p 2559 -sV example.com`, netcat: `nc -zv example.com 2559`, or the bash command: `(echo > /dev/tcp/example.com/2559) 2>/dev/null && echo "Open" || echo "Closed"`.

How do I open or close port 2559 on my firewall?

On Linux with UFW: `sudo ufw allow 2559/tcp` (open) or `sudo ufw deny 2559/tcp` (close). With iptables: `sudo iptables -A INPUT -p tcp --dport 2559 -j ACCEPT`. On Windows: `netsh advfirewall firewall add rule name="Open Port 2559" dir=in action=allow protocol=TCP localport=2559`.

What applications and services use port 2559?

Port 2559/TCP is used by the lstp service. Specific uses depend on the software and configuration. Check our related tools section for more information.