All ports
Port4686/UDP
msp-osPort
4686
Protocol
UDP
Category
Registered
Service
msp-os
What is port 4686?
Port 4686/UDP is a Registered port, registered with IANA for specific applications. It is associated with the msp-os service.
Manina Service Protocol
Useful commands
nmapnmap -p 4686 -sV example.comnetcatnc -zv example.com 4686curlcurl -v http://example.com:4686/telnettelnet example.com 4686bash(echo > /dev/udp/example.com/4686) 2>/dev/nullFirewall commands
UFWAllow
sudo ufw allow 4686/udpDeny
sudo ufw deny 4686/udpiptablesAllow
sudo iptables -A INPUT -p udp --dport 4686 -j ACCEPTDeny
sudo iptables -D INPUT -p udp --dport 4686 -j ACCEPTfirewalldAllow
sudo firewall-cmd --permanent --add-port=4686/udpWindowsAllow
netsh advfirewall firewall add rule name="Open Port 4686" dir=in action=allow protocol=UDP localport=4686Security 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- Outdated versions with vulnerabilities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 4686/UDP?
Port 4686/UDP is associated with the msp-os service. Manina Service Protocol
Is it safe to expose port 4686 to the Internet?
It depends on the service and configuration. Port 4686 (msp-os) 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 4686 is open?
You can use nmap: `nmap -p 4686 -sV example.com`, netcat: `nc -zv example.com 4686`, or the bash command: `(echo > /dev/udp/example.com/4686) 2>/dev/null && echo "Open" || echo "Closed"`.
How do I open or close port 4686 on my firewall?
On Linux with UFW: `sudo ufw allow 4686/udp` (open) or `sudo ufw deny 4686/udp` (close). With iptables: `sudo iptables -A INPUT -p udp --dport 4686 -j ACCEPT`. On Windows: `netsh advfirewall firewall add rule name="Open Port 4686" dir=in action=allow protocol=UDP localport=4686`.
What applications and services use port 4686?
Port 4686/UDP is used by the msp-os service. Specific uses depend on the software and configuration. Check our related tools section for more information.