Both hosts and routers are TCP/IP protocol software. However, routers do not use protocol from all layers. The layer for which protocol software is not needed by a router is
A. Layer – 5 (Application)
B. Layer – 1 (Physical)
C. Layer – 3 (Internet)
D. Layer – 2 (Network Interface)
Answer:A
Both hosts and routers are TCP/IP protocol software. However, routers do not use protocol from all layers. The layer for which protocol software is not needed by a router is
A. Layer – 5 (Application) B. Layer – 1 (Physical) C. Layer – 3 (Internet) D. Layer – 2 (Network Interface)