单项选择题
A. It scopes multicast traffic.
B. It prevents multicast routing loops.
C. It advertises active multicast sources.
D. It advertises RPs to all downstream routers.
单项选择题 When using OSPF as your IGP, which operational command must be enabled to populate the TED forCSPF calculations?（）
多项选择题 Which two statements about IS reachability TLV (TLV 2) and the extended IS reachability (TLV 22) are true?（）
多项选择题 Which three are used to create a separate multicast and unicast forwarding topology on a Juniper Networks router?（）