All ports
Port3587/UDP
p2pgroupPort
3587
Protocol
UDP
Category
Registered
Service
p2pgroup
What is port 3587?
Port 3587/UDP is a Registered port, registered with IANA for specific applications. It is associated with the p2pgroup service.
Peer to Peer Grouping
Useful commands
nmapnmap -p 3587 -sV example.comnetcatnc -zv example.com 3587curlcurl -v http://example.com:3587/telnettelnet example.com 3587bash(echo > /dev/udp/example.com/3587) 2>/dev/nullFirewall commands
UFWAllow
sudo ufw allow 3587/udpDeny
sudo ufw deny 3587/udpiptablesAllow
sudo iptables -A INPUT -p udp --dport 3587 -j ACCEPTDeny
sudo iptables -D INPUT -p udp --dport 3587 -j ACCEPTfirewalldAllow
sudo firewall-cmd --permanent --add-port=3587/udpWindowsAllow
netsh advfirewall firewall add rule name="Open Port 3587" dir=in action=allow protocol=UDP localport=3587Security 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- Outdated versions with vulnerabilities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 3587/UDP?
Port 3587/UDP is associated with the p2pgroup service. Peer to Peer Grouping
Is it safe to expose port 3587 to the Internet?
It depends on the service and configuration. Port 3587 (p2pgroup) 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 3587 is open?
You can use nmap: `nmap -p 3587 -sV example.com`, netcat: `nc -zv example.com 3587`, or the bash command: `(echo > /dev/udp/example.com/3587) 2>/dev/null && echo "Open" || echo "Closed"`.
How do I open or close port 3587 on my firewall?
On Linux with UFW: `sudo ufw allow 3587/udp` (open) or `sudo ufw deny 3587/udp` (close). With iptables: `sudo iptables -A INPUT -p udp --dport 3587 -j ACCEPT`. On Windows: `netsh advfirewall firewall add rule name="Open Port 3587" dir=in action=allow protocol=UDP localport=3587`.
What applications and services use port 3587?
Port 3587/UDP is used by the p2pgroup service. Specific uses depend on the software and configuration. Check our related tools section for more information.