To sign in, use your existing MySonicWall account. To create a free MySonicWall account click "Register".
Here is the guide with Included Script to convert the FQDNs to be used with the NetExtender and notify clients to restart their SSL VPN Client.
https://www.sonicwallonline.co.uk/solutions/sw-tech-guides/sonicwall-utm-ssl-vpn-split-tunnelling-and-route-to-specific-websites-using-fqdns.html