Join In 3 Steps
1. Install Launcher
Install the FTB App (Feed The Beast). It handles modpacks and updates.
2. Install Pack
In the FTB App, search for FTB Evolution and install it.
3. Connect
Launch the pack, then add the server address and join.
mc.haus-us.com
Tips: first join can take a bit while the pack finishes loading. If you get kicked during startup, wait a minute and reconnect.