All ports
Port1544/UDP
aspeclmdPort
1544
Protocol
UDP
Category
Registered
Service
aspeclmd
What is port 1544?
Port 1544/UDP is a Registered port, registered with IANA for specific applications. It is associated with the aspeclmd service.
aspeclmd
Useful commands
nmapnmap -p 1544 -sV example.comnetcatnc -zv example.com 1544curlcurl -v http://example.com:1544/telnettelnet example.com 1544bash(echo > /dev/udp/example.com/1544) 2>/dev/nullFirewall commands
UFWAllow
sudo ufw allow 1544/udpDeny
sudo ufw deny 1544/udpiptablesAllow
sudo iptables -A INPUT -p udp --dport 1544 -j ACCEPTDeny
sudo iptables -D INPUT -p udp --dport 1544 -j ACCEPTfirewalldAllow
sudo firewall-cmd --permanent --add-port=1544/udpWindowsAllow
netsh advfirewall firewall add rule name="Open Port 1544" dir=in action=allow protocol=UDP localport=1544Security 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- Outdated versions with vulnerabilities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 1544/UDP?
Port 1544/UDP is associated with the aspeclmd service. aspeclmd
Is it safe to expose port 1544 to the Internet?
It depends on the service and configuration. Port 1544 (aspeclmd) 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 1544 is open?
You can use nmap: `nmap -p 1544 -sV example.com`, netcat: `nc -zv example.com 1544`, or the bash command: `(echo > /dev/udp/example.com/1544) 2>/dev/null && echo "Open" || echo "Closed"`.
How do I open or close port 1544 on my firewall?
On Linux with UFW: `sudo ufw allow 1544/udp` (open) or `sudo ufw deny 1544/udp` (close). With iptables: `sudo iptables -A INPUT -p udp --dport 1544 -j ACCEPT`. On Windows: `netsh advfirewall firewall add rule name="Open Port 1544" dir=in action=allow protocol=UDP localport=1544`.
What applications and services use port 1544?
Port 1544/UDP is used by the aspeclmd service. Specific uses depend on the software and configuration. Check our related tools section for more information.