Business Data Telecommunication& Networks assignment 2

College of Business Administration
Department of Management Information Systems
Business Data Telecommunication& Networks assignment
please check the book for the questions
1-chapter 6 page 245 question (9)
2-chapter 6 page 256 question (19)
3-chapter 6 page 265 question (28)

note that some of the answers are in the book I want different ones or at least in a different form, the book ( Panko & Panko, Business Data Networks and
Telecommunications, 8th, Prentice Hall )