Consequently it can be used on a device or network that does not allow "true" proxy settings to be changed
. The destination server (the server that ultimately satisfies the web request) receives requests from the anonymizing proxy server, and thus does not receive information about the end user's address
. In client configuration of NAT, configuring the gateway is sufficient
. The difference between these two technologies is the tier in which they operate, and the way of configuring the clients to use them as a proxy
. The Tor client is free software, and there are no additional charges to use the network
. As we compare these two technologies, we might encounter a terminology known as 'transparent firewall'