Main Settings / General Settings / Teachers Portal Rights / Basic Settings / Teachers can see colleague’s phone and email
Here we define whether the teacher will be able to see the contact phone numbers or emails or both of his colleagues.
Setting -> Active -> Phone (Figure 1)
Figure 1
Setting -> Active -> Email (Figure 2)
Figure 2
Setting -> Inactive
When not filled, it is set as default to show both email and phone. (Works like the both option, Figure 3)
Figure 3