多项选择题
Which two are features of IPv6?（）
A.multicast
B.broadcast
C.allcast
D.podcast
E.anycast
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相关考题
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多项选择题
Host 1 is trying to communicate with Host 2. The e0 interface on Router C is down. Which of the following are true? （）
A.Router C will use ICMP to inform Host 1 that Host 2 cannot be reached.
B.Router C will use ICMP to inform Router B that Host 2 cannot be reached.
C.Router C will use ICMP to inform Host 1, Router A, and Router B that Host 2 cannot be reached.
D.Router C will send a Destination Unreachable message type.
E.Router C will send a Router Selection message type.
F.Router C will send a Source Quench message type. -
单项选择题
Which command enables RSTP on aswitch?（）
A.spanning-tree mode rapid-pvst
B.spanning-tree uplinkfast
C.spanning-tree backbonefast
D.spanning-tree mode mst -
多项选择题
Whichtwoaddressescanbeassignedtoahostwithasubnetmaskof255.255.254.0？（）
A.113.10.4.0
B.186.54.3.0
C.175.33.3.255
D.26.35.2.255
E.17.35.36.0
