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Oct 16, 2025·4 min read
Troubleshooting SMTP connectivity between Azure Container Apps and Cloudflare Tunnel
Checking the app listener, exposed TCP port and tunnel service configuration when smtp4dev HTTP access works but SMTP connections fail.
AzureCloudflareNetworking+2 more
Jun 25, 2025·4 min read
Solving the Parallels Networking Puzzle: Accessing Mac localhost from a Windows VM
Ever tried to access a web app running on your Mac from a Windows VM in Parallels and been met with connection errors? You are not alone. Follow this troubleshooting guide to solve the mystery of network binding, firewalls, and the real culprit hiding in your hosts file.
ParallelsmacOSWindows+4 more