http://kzaeunogz6s75ptgy6ifjzwwy75xdfenenswvrczd7mewxgrad5a.b32.i2p/macintosh
To make things easier, use the inline <auth-user-pass> described at the bottom of that page. On some WiFi networks, you might need to set the MTU to 1400, at least for the UDP configs. To do this on the config generator page, in the box at the bottom, add: mssfix 1400 Once you've downloaded the config(s), click the Tunnelblick icon at the top right, then click VPN Details to open the main window.