According to the topology shown in the figure, the OSPF router type for RTE is ________.

In the network shown in the figure, the default next hop of the PTA is RTC, and the PBR configuration on the PTA is as follows:
policy-based-route pbr_a permit node 10
if-match packet-length 64 100
applip-address next-hop 11.0.0.2
if-match packet-length 101 1000
applip-address next-hop 12.0.0.2
policy-based-route pbr_a dennode 20
Assuming the strategy has been successfully applied, the data flow on the RTA, which statement is false ?

In the process of generating the fast forwarding table, the quintuple refers to ________.

In the process of generating the express forwarding table, the quintuple refers to ________.

In the OSPF protocol, the correct statement about ABR aggregation is ______