Which three statemen
题目
Which three statements about BGP confederation and route reflectors are true？ （）
- A、Clusters are used in confederation schemes to avoid loops.
- B、BGP network can have a confederation within a route reflector area.
- C、An internal BGP network cannot have a route reflector within a confederation.
- D、An internal BGP network can have a route reflector within a confederation.
- E、Clusters are used in route reflector schemes to avoid loops.
- F、BGP network cannot have a confederation within a route reflector area.
