IS-IS routers transfer link status to each other. The information describing the link status is encapsulated in _______.
As shown in the figure, the MSR router in the headquarters is connected to the branch through the Ethernet interface E1/0, and the connection is backed up through the ISDN network. Which of the following options is the most reasonable and feasible at this time?
Regarding filter-polic filtering OSPF routes, which of the following statements are correct?
Among the following OSPF protocol states, those that are not stable are ________.
In H3C equipment, the default priority value of RIP protocol routing is ________.