多项选择题
Which two commands are required to enable multicast on a router， knowing that the receivers only support IGMPv2？（）
A.ip pim rp-address
B.ip pim ssm
C.ip pim sparse-mode
D.ip pim passive
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相关考题
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多项选择题
WhichtwooftheseareusedintheselectionofarootbridgeinanetworkutilizingSpanningTreeProtocolIEEE802.1D？（）
A. Designated Root Cost
B. bridge ID priority
C. max age
D. bridge ID MAC address
E. Designated Root Priority
F. forward delay -
单项选择题
SpanningTreeProtocolIEEE802.1sdefinestheabilitytodeploywhichofthese？（）
A. one global STP instance for all VLANs
B. one STP instance for each VLAN
C. one STP instance per set of VLANs
D. one STP instance per set of bridges
