A.PIM-SM domain, but only one BSR can be elected.

B.BSR collects C-RP information by receiving packets of C-RP

C.A C-BSR can also collect C-RP information by receiving C-RP packets

D.BSR advertises BSR and C-RP information to all routers in the PIM-SM domain via flood bootstrap messages

A.The DR router uses FF08::6

B.All OSPF routers use FF02::5

C.RD routers use FF02: :6

A.PIM is not enabled on the RPF interface

B.The upstream router will receive the PIM Join message dropped

C.The router does not have an RPF route

D.Multi-router egress network, this router is not DR

A.Under normal circumstances, CE devices are not aware of the presence of VPN, and CE devices do not need to support MPLS MP-BGP, etc

B.P devices only need basic MPLS forwarding capabilities and do not maintain VPN-related information

C.BGP/MPLSIPVPN network architecture consists of CE (Customer Edge), PE (Provider Edge) and P (Provider), of which PE and P Is a carrier device, CE is BGP/MPLSIPVPN with Household equipment

D.sites can be accessed each other through vPNs, and a site can only belong to a VPN

A.True

B.False