Please match the name of the BGP recognized community attribute with its function.

In IGMPv1, querier selection depends on a multicast routing protocol, such as PIM. In IGMPv2 and IGMPv3, the interface with the largest IP address acts as the querier.
R1, R2, R3, and R4 run OSPF. The area IDs are as shown in the figure. Please match the LSA types and area IDs that exist in each area.


Which of the following methods is usually used by a network administrator to configure a newly purchased device for the first time?
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