Write a 4- to 5-page report (excluding cover page and references) answering the questions below.
- Explain the differences between ISDN and IDN. How is ISDN accessed?
- What is broadband ISDN? Compare and contrast the services used in B-ISDN.
- Which are the three layers under X.25 protocol in relation to the OSI layer?
- What are the advantages and disadvantages of ATM compared with X.25?
- Explain the ATM protocol architecture.
- Give two examples of ATM networks.