4. In the analog hierarchy, find the overhead (extra bandwidth for guard band or control) in each hierarchy level (group, supergroup, master group, and jumbo group). 6 5. Using the internet in Figure in the text, show the layers of the TCP/IP protocol suite and the flow of data when two hosts, one on the west coast and the other on the east coast, exchange messages. 4 RI Point-to-point WAN R2 Router Router LAN LAN West coast office East coast office 6. List the three traditional switching methods. Which are the most common today? = Your ID AB-CDEFG-H [Please use any random value if assigned value comes out zero] VALI C+E VAL2 VAL3 VALA VAL5 C+D+E G DE FG 2