All ports
Port2357/UDP
unihub-serverPort
2357
Protocol
UDP
Category
Registered
Service
unihub-server
What is port 2357?
Port 2357/UDP is a Registered port, registered with IANA for specific applications. It is associated with the unihub-server service.
UniHub Server
Useful commands
nmapnmap -p 2357 -sV example.comnetcatnc -zv example.com 2357curlcurl -v http://example.com:2357/telnettelnet example.com 2357bash(echo > /dev/udp/example.com/2357) 2>/dev/nullFirewall commands
UFWAllow
sudo ufw allow 2357/udpDeny
sudo ufw deny 2357/udpiptablesAllow
sudo iptables -A INPUT -p udp --dport 2357 -j ACCEPTDeny
sudo iptables -D INPUT -p udp --dport 2357 -j ACCEPTfirewalldAllow
sudo firewall-cmd --permanent --add-port=2357/udpWindowsAllow
netsh advfirewall firewall add rule name="Open Port 2357" dir=in action=allow protocol=UDP localport=2357Security 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- Outdated versions with vulnerabilities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 2357/UDP?
Port 2357/UDP is associated with the unihub-server service. UniHub Server
Is it safe to expose port 2357 to the Internet?
It depends on the service and configuration. Port 2357 (unihub-server) 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 2357 is open?
You can use nmap: `nmap -p 2357 -sV example.com`, netcat: `nc -zv example.com 2357`, or the bash command: `(echo > /dev/udp/example.com/2357) 2>/dev/null && echo "Open" || echo "Closed"`.
How do I open or close port 2357 on my firewall?
On Linux with UFW: `sudo ufw allow 2357/udp` (open) or `sudo ufw deny 2357/udp` (close). With iptables: `sudo iptables -A INPUT -p udp --dport 2357 -j ACCEPT`. On Windows: `netsh advfirewall firewall add rule name="Open Port 2357" dir=in action=allow protocol=UDP localport=2357`.
What applications and services use port 2357?
Port 2357/UDP is used by the unihub-server service. Specific uses depend on the software and configuration. Check our related tools section for more information.