Webdriver and proxy server for firefox

Value for network.proxy.http_port should be integer (no quotes should be used) and network.proxy.type should be set as 1 (ProxyType.MANUAL, Manual proxy settings) FirefoxProfile profile = new FirefoxProfile(); profile.setPreference(“network.proxy.type”, 1); profile.setPreference(“network.proxy.http”, “localhost”); profile.setPreference(“network.proxy.http_port”, 3128); WebDriver driver = new FirefoxDriver(profile);