All ports

Port3517/UDP

802-11-iapp

Port

3517

Protocol

UDP

Category

Registered

Service

802-11-iapp

What is port 3517?

Port 3517/UDP is a Registered port, registered with IANA for specific applications. It is associated with the 802-11-iapp service.

IEEE 802.11 WLANs WG IAPP

Useful commands

nmapnmap -p 3517 -sV example.com
netcatnc -zv example.com 3517
curlcurl -v http://example.com:3517/
telnettelnet example.com 3517
bash(echo > /dev/udp/example.com/3517) 2>/dev/null

Firewall commands

UFWAllow
sudo ufw allow 3517/udp
Deny
sudo ufw deny 3517/udp
iptablesAllow
sudo iptables -A INPUT -p udp --dport 3517 -j ACCEPT
Deny
sudo iptables -D INPUT -p udp --dport 3517 -j ACCEPT
firewalldAllow
sudo firewall-cmd --permanent --add-port=3517/udp
WindowsAllow
netsh advfirewall firewall add rule name="Open Port 3517" dir=in action=allow protocol=UDP localport=3517

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  • Outdated versions with vulnerabilities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 3517/UDP?

Port 3517/UDP is associated with the 802-11-iapp service. IEEE 802.11 WLANs WG IAPP

Is it safe to expose port 3517 to the Internet?

It depends on the service and configuration. Port 3517 (802-11-iapp) 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 3517 is open?

You can use nmap: `nmap -p 3517 -sV example.com`, netcat: `nc -zv example.com 3517`, or the bash command: `(echo > /dev/udp/example.com/3517) 2>/dev/null && echo "Open" || echo "Closed"`.

How do I open or close port 3517 on my firewall?

On Linux with UFW: `sudo ufw allow 3517/udp` (open) or `sudo ufw deny 3517/udp` (close). With iptables: `sudo iptables -A INPUT -p udp --dport 3517 -j ACCEPT`. On Windows: `netsh advfirewall firewall add rule name="Open Port 3517" dir=in action=allow protocol=UDP localport=3517`.

What applications and services use port 3517?

Port 3517/UDP is used by the 802-11-iapp service. Specific uses depend on the software and configuration. Check our related tools section for more information.