多选题What are two characteristics of multi-filed classification？（）AImplemented with firewall filters.BTypically configured on core routers.CTypically configured on customer facing routers.DImplemented with Behavior Aggregate （BA） classification.
题目
多选题
What are two characteristics of multi-filed classification？（）
A
Implemented with firewall filters.
B
Typically configured on core routers.
C
Typically configured on customer facing routers.
D
Implemented with Behavior Aggregate （BA） classification.