Proxy Web Servers and Authentication > Interception Proxies > How do they work?

Follow the network path: proxy server transaction

1. Requests leaves client machine destined towards proxy server (as directed by the browser configuration).
2. Network routers and switches move the transaction to the proxy server.
3. Received by the proxy server; request leaves proxy destined towards the origin server.
4. Network routers and switches move the transaction to the proxy server.
5. Received by the origin server: the IP address of the request is that of the proxy server.