多选题What are two advantages of BGP route aggregation?（） (Choose two.)AIt can reduce routing table size.BIt allows for optimal route selection.CIt can reduce the number of routing updates.DIt always shortens the attribute list for the aggregated route.
题目
多选题
What are two advantages of BGP route aggregation?（） (Choose two.)
A
It can reduce routing table size.
B
It allows for optimal route selection.
C
It can reduce the number of routing updates.
D
It always shortens the attribute list for the aggregated route.