Built for Music Hack Day London 2013.
$ ngrok 9999
You need a JSON config file as follows. The ngrok address needs to match the assigned one from above.
Then start the Telepad server:
The config file is expected to be named
config.json and located in the
current working directory. If it's not, you can pass in a relative path.
$ telepad some/other/file.json
The special buttons on the right of the Launchpad will light up red for each phone number in your config. Press them to make a call, you'll see them turn green. Each row corresponds to a phone and each button corresponds to a sound from your config!
With thanks to Syd Lawrence for midi-launchpad and his helpful advice.