As shown in the figure below. All switches enable the $P protocol and keep other configurations in their default state. When the network is stable, are the following statements correct? () (Multiple Choice Questions)

Which layers are not included in the TCP/IP model?

After the network administrator uses the Tracer tRoute function on the router device, in the data packet sent by the router, the value of the Protoco1 field in the IPv4 header is?

In what ways does VRP support router configuration? ()*

The network structure and 0$PF partition are shown in the figure. In the figure, except for RTA., the routers RTB.RTC. and RTD. are ABR routers. () (RTA) ip route-statiC.10.1.1.02412.1.1.1 permanent (RTA) ip route-statiC.10.2.2.02413.1.1.1.