All ports
Port3446/UDP
3comfaxrpcPort
3446
Protocol
UDP
Category
Registered
Service
3comfaxrpc
What is port 3446?
Port 3446/UDP is a Registered port, registered with IANA for specific applications. It is associated with the 3comfaxrpc service.
3Com FAX RPC port
Useful commands
nmapnmap -p 3446 -sV example.comnetcatnc -zv example.com 3446curlcurl -v http://example.com:3446/telnettelnet example.com 3446bash(echo > /dev/udp/example.com/3446) 2>/dev/nullFirewall commands
UFWAllow
sudo ufw allow 3446/udpDeny
sudo ufw deny 3446/udpiptablesAllow
sudo iptables -A INPUT -p udp --dport 3446 -j ACCEPTDeny
sudo iptables -D INPUT -p udp --dport 3446 -j ACCEPTfirewalldAllow
sudo firewall-cmd --permanent --add-port=3446/udpWindowsAllow
netsh advfirewall firewall add rule name="Open Port 3446" dir=in action=allow protocol=UDP localport=3446Security 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- Outdated versions with vulnerabilities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 3446/UDP?
Port 3446/UDP is associated with the 3comfaxrpc service. 3Com FAX RPC port
Is it safe to expose port 3446 to the Internet?
It depends on the service and configuration. Port 3446 (3comfaxrpc) 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 3446 is open?
You can use nmap: `nmap -p 3446 -sV example.com`, netcat: `nc -zv example.com 3446`, or the bash command: `(echo > /dev/udp/example.com/3446) 2>/dev/null && echo "Open" || echo "Closed"`.
How do I open or close port 3446 on my firewall?
On Linux with UFW: `sudo ufw allow 3446/udp` (open) or `sudo ufw deny 3446/udp` (close). With iptables: `sudo iptables -A INPUT -p udp --dport 3446 -j ACCEPT`. On Windows: `netsh advfirewall firewall add rule name="Open Port 3446" dir=in action=allow protocol=UDP localport=3446`.
What applications and services use port 3446?
Port 3446/UDP is used by the 3comfaxrpc service. Specific uses depend on the software and configuration. Check our related tools section for more information.