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Cloudflare Tunneling Setup

Overview​

Cloudflare Tunnel (formerly Argo Tunnel) securely connects your web server to the Cloudflare network without opening a public inbound port.

Installation and Setup​

Step 1: Install Cloudflared​

  • Command: wget https://... && sudo dpkg -i ...

Step 2: Authenticate Cloudflared​

  • Run cloudflared tunnel login and follow the instructions.

Step 3: Create a Tunnel​

  • Command: cloudflared tunnel create server-main

Step 4: Configure the Tunnel​

  • Create and edit the configuration file at /root/.cloudflared/config.yml.

Step 5: Run the Tunnel​

  • Install as a service: cloudflared service install
  • Start the service: sudo systemctl start cloudflared

How It Works​

  • Traffic Flow: Explains how traffic flows from the user, through Cloudflare, to your server.
  • Security Benefits: Details the security features provided by Cloudflare, such as DDoS protection and TLS encryption.
  • Performance Benefits: Describes performance features like CDN caching and optimized routing.

Continuous Operation on Port 443​

  • Details about how Cloudflare tunneling continuously operates on port 443, handling HTTPS traffic.

Troubleshooting​

  • Common issues and troubleshooting steps for Cloudflare tunnel setup and operation.

Conclusion​

  • Summary of the benefits and considerations of using Cloudflare Tunnel for the Jobrain system.