How can I sync a calendar with an iPhone?

Steps

1. On your iPhone, go to “Settings”
2. Tap “Accounts & Passwords”
3. Tap “Add Account“
4. Choose “Other“
5. Tap “Add CalDAV Account“
6. Enter your TEAMBOX server details and tap “Next”
   1. “Server”: your TEAMBOX domain (e.g. “myteambox.teambox.ch”)
   2. “Username” & “Password”: your TEAMBOX login details
   3. “Description”: define a custom name for your calendar
      => From now on, your TEAMBOX calendar events will be displayed on your iPhone and can now be edited, deleted or newly created