npm install
npm start -- [options]
####Options
--host : destination server or echo server
--port : default to 8000 if 127.0.0.1, otherwise, 80
--log : log to a specified file
--url : echo from content of url specified
####Usage
Use curl command to test the server. While the servers are running, open up another terminal and issue:
1. test the Echo server:
curl -v -X POST http://127.0.0.1:8000 -d "hello self" -H "x-asdf: yodawg"
2.
curl -v http://127.0.0.1:8001/asdf -d "hello proxy"
