The test.sh script performs a REST/json call against a web service provided by the server. This call creates a user on the server and exchanges public keys for authentication without user intervention. The test.sh script then connects via ssh to the server.
It is at this point that I hope to be able to start the ppp session on the server (and get the ppp preamble on my terminal. I figure that once I can convince the pppd service to start on the server, then I can close the loop with the clent, add some IP addresses and be off to the races.