Which of the following descriptions of BGP/MPLS IP VPN network architecture is wrong?

Which of the following descriptions of BGP/MPLS IP VPN network architecture is wrong?
A . The P device only needs to have basic MPLS forwarding capabilities and does not maintain VPN related information.
B . Under normal circumstances, CE devices are not aware of the existence of VPN, and CE devices do not need to support MPLS, MP-BGP, etc.
C . The BGP/MPLS IP VPN network architecture consists of three parts: CE (Customer Edge), PE (Provider Edge) and P (Provider). PE and P are operator equipment, and CE is BGP/MPLS IP VPN user equipment.
D . Sites can access each other through VPN, and a site can only belong to one VPN.

View Answer

Answer: D