@Mumshad Mannambeth do you have any documentation handy that I can use to better . . .

Masakela Layrock:
@Mumshad Mannambeth do you have any documentation handy that I can use to better understand range of ip addresses (i.e. 172.17.0.0/24)

Mohamed Ayman:
Check the prerequisite lectures in the networking section in CKA course.