RTA and RTB establish an IS-IS adjacency relationship on a P2P type link as shown in the figure. The figure is a schematic diagram of RTB from running IS-IS to sending CSNP. Then the message types of messages 1 to n may be ______.

Which of the following statements is incorrect about filter-polic filters?

In the OSPF protocol, when the interface network type is P2P (point-to-point), the default Hello time interval and neighbor failure time are respectively ______.

After configuring the address 2009:2010::1/64 on a physical UP Ethernet interface, which of the following routes will be generated?

In the OSPF protocol, the types of LSAs that ASBRs cannot aggregate are _______