All ports
Port4149/UDP
agslbPort
4149
Protocol
UDP
Category
Registered
Service
agslb
What is port 4149?
Port 4149/UDP is a Registered port, registered with IANA for specific applications. It is associated with the agslb service.
A10 GSLB Service
Useful commands
nmapnmap -p 4149 -sV example.comnetcatnc -zv example.com 4149curlcurl -v http://example.com:4149/telnettelnet example.com 4149bash(echo > /dev/udp/example.com/4149) 2>/dev/nullFirewall commands
UFWAllow
sudo ufw allow 4149/udpDeny
sudo ufw deny 4149/udpiptablesAllow
sudo iptables -A INPUT -p udp --dport 4149 -j ACCEPTDeny
sudo iptables -D INPUT -p udp --dport 4149 -j ACCEPTfirewalldAllow
sudo firewall-cmd --permanent --add-port=4149/udpWindowsAllow
netsh advfirewall firewall add rule name="Open Port 4149" dir=in action=allow protocol=UDP localport=4149Security 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- Outdated versions with vulnerabilities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 4149/UDP?
Port 4149/UDP is associated with the agslb service. A10 GSLB Service
Is it safe to expose port 4149 to the Internet?
It depends on the service and configuration. Port 4149 (agslb) 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 4149 is open?
You can use nmap: `nmap -p 4149 -sV example.com`, netcat: `nc -zv example.com 4149`, or the bash command: `(echo > /dev/udp/example.com/4149) 2>/dev/null && echo "Open" || echo "Closed"`.
How do I open or close port 4149 on my firewall?
On Linux with UFW: `sudo ufw allow 4149/udp` (open) or `sudo ufw deny 4149/udp` (close). With iptables: `sudo iptables -A INPUT -p udp --dport 4149 -j ACCEPT`. On Windows: `netsh advfirewall firewall add rule name="Open Port 4149" dir=in action=allow protocol=UDP localport=4149`.
What applications and services use port 4149?
Port 4149/UDP is used by the agslb service. Specific uses depend on the software and configuration. Check our related tools section for more information.