# ech ## Quickstart Download and install `ech` from `crates.io` ```bash cargo install ech ``` Runs ech on port 8000 ```bash ech 8000 ``` Choose a random available port to run on ```bash ech ``` ## Use Simply returns any request back to the caller with a `HTTP/1.1 200 OK` response code and logs it to `stdout`, giving the full raw TCP stream as text. Helpful when debugging a poorly documented application making unknown requests, point it to the port ech is running on and see exactly what is being sent out.