All ports

Port3949/TCP

drip

Port

3949

Protocol

TCP

Category

Registered

Service

drip

What is port 3949?

Port 3949/TCP is a Registered port, registered with IANA for specific applications. It is associated with the drip service.

Dynamic Routing Information Protocol

Useful commands

nmapnmap -p 3949 -sV example.com
netcatnc -zv example.com 3949
curlcurl -v http://example.com:3949/
telnettelnet example.com 3949
bash(echo > /dev/tcp/example.com/3949) 2>/dev/null

Firewall commands

UFWAllow
sudo ufw allow 3949/tcp
Deny
sudo ufw deny 3949/tcp
iptablesAllow
sudo iptables -A INPUT -p tcp --dport 3949 -j ACCEPT
Deny
sudo iptables -D INPUT -p tcp --dport 3949 -j ACCEPT
firewalldAllow
sudo firewall-cmd --permanent --add-port=3949/tcp
WindowsAllow
netsh advfirewall firewall add rule name="Open Port 3949" dir=in action=allow protocol=TCP localport=3949

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  • Outdated versions with vulnerabilities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 3949/TCP?

Port 3949/TCP is associated with the drip service. Dynamic Routing Information Protocol

Is it safe to expose port 3949 to the Internet?

It depends on the service and configuration. Port 3949 (drip) 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 3949 is open?

You can use nmap: `nmap -p 3949 -sV example.com`, netcat: `nc -zv example.com 3949`, or the bash command: `(echo > /dev/tcp/example.com/3949) 2>/dev/null && echo "Open" || echo "Closed"`.

How do I open or close port 3949 on my firewall?

On Linux with UFW: `sudo ufw allow 3949/tcp` (open) or `sudo ufw deny 3949/tcp` (close). With iptables: `sudo iptables -A INPUT -p tcp --dport 3949 -j ACCEPT`. On Windows: `netsh advfirewall firewall add rule name="Open Port 3949" dir=in action=allow protocol=TCP localport=3949`.

What applications and services use port 3949?

Port 3949/TCP is used by the drip service. Specific uses depend on the software and configuration. Check our related tools section for more information.