In the topology shown in the figure, the following configurations are performed on RTA and RTB respectively:
RTA]ospf 1
RTA-ospf-1]area 1
RTA-ospf-1-area-0.0.0.1]network 1.1.1.1 0.0.0.0
RTA-ospf-1-area-0.0.0.1]network 10.0.0.0 0.0.0.255
RTA-ospf-1-area-0.0.0.1]network 192.168.1.0 0.0.0.255
RTA-ospf-1-area-0.0.0.1]network 192.168.4.0 0.0.0.255
RTA-ospf-1-area-0.0.0.1]network 192.168.7.0 0.0.0.127
RTA-ospf-1-area-0.0.0.1]network 192.168.8.0 0.0.0.127
RTA-ospf-1-area-0.0.0.1]network 192.168.15.0 0.0.0.255
RTB]ospf 1
RTB-ospf-1]area 1
rtb-ospf-1-area-0.0.0.1]network 10.0.0.0 0.0.0.255
RTB-ospf-1-area-0.0.0.1]area 0
RTB-ospf-1-area-0.0.0.1]abr-summar192.168.0.0 255.255.252.0 not-advertise
Which of the following routes may exist in the RTC routing table_____

The networking is shown in the figure. AS 65001 and AS 65002 are the sub-ASs of the federated AS 100. RTA establishes eBGP neighbor relationships with RTB, RTC and RTD respectively. How should the BGP protocol of RTA be configured?

In the following NSAP, the NET address that can be used as an integrated IS-IS is _______.

As shown, 4 routers are connected to one Ethernet link. The router interface is of broadcast network type, DIS election has been carried out and adjacency has been established.

If the RTA restarts at this time, after the restart is complete, the DIS on this link is ______

Which of the following descriptions of Route-polic is incorrect __________?