All ports
Port2389/TCP
ovsessionmgrPort
2389
Protocol
TCP
Category
Registered
Service
ovsessionmgr
What is port 2389?
Port 2389/TCP is a Registered port, registered with IANA for specific applications. It is associated with the ovsessionmgr service.
OpenView Session Mgr
Useful commands
nmapnmap -p 2389 -sV example.comnetcatnc -zv example.com 2389curlcurl -v http://example.com:2389/telnettelnet example.com 2389bash(echo > /dev/tcp/example.com/2389) 2>/dev/nullFirewall commands
UFWAllow
sudo ufw allow 2389/tcpDeny
sudo ufw deny 2389/tcpiptablesAllow
sudo iptables -A INPUT -p tcp --dport 2389 -j ACCEPTDeny
sudo iptables -D INPUT -p tcp --dport 2389 -j ACCEPTfirewalldAllow
sudo firewall-cmd --permanent --add-port=2389/tcpWindowsAllow
netsh advfirewall firewall add rule name="Open Port 2389" dir=in action=allow protocol=TCP localport=2389Security 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- Outdated versions with vulnerabilities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 2389/TCP?
Port 2389/TCP is associated with the ovsessionmgr service. OpenView Session Mgr
Is it safe to expose port 2389 to the Internet?
It depends on the service and configuration. Port 2389 (ovsessionmgr) 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 2389 is open?
You can use nmap: `nmap -p 2389 -sV example.com`, netcat: `nc -zv example.com 2389`, or the bash command: `(echo > /dev/tcp/example.com/2389) 2>/dev/null && echo "Open" || echo "Closed"`.
How do I open or close port 2389 on my firewall?
On Linux with UFW: `sudo ufw allow 2389/tcp` (open) or `sudo ufw deny 2389/tcp` (close). With iptables: `sudo iptables -A INPUT -p tcp --dport 2389 -j ACCEPT`. On Windows: `netsh advfirewall firewall add rule name="Open Port 2389" dir=in action=allow protocol=TCP localport=2389`.
What applications and services use port 2389?
Port 2389/TCP is used by the ovsessionmgr service. Specific uses depend on the software and configuration. Check our related tools section for more information.