// Browser/firefox.cfg
lockPref("extensions.torbutton.use_nontor_proxy", true);
lockPref("extensions.torlauncher.start_tor", false);
lockPref("network.proxy.socks_remote_dns", true);
lockPref("network.proxy.type", 1);
lockPref("network.proxy.socks", "127.0.0.1");
lockPref("network.proxy.socks_port", 9050);
lockPref("network.proxy.socks_version", 5);