单项选择题
Internet Protocol version 6 （IPv6） is the next-generation Internet Layer protocol for packet-switched internetworks and the Internet. IPv6 router solicitation is（）
A.A request made by a node for the IP address of the local router
B.A request made by a node to join a specified multicast group
C.A request made by a node for a DHCP provided IP address
D.A request made by a node for the IP address of the DHCP server
相关考题
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单项选择题
InwhichwaycantheIPv6addressof2031：0000：130F：0000：0000：09C0：876A：130Bbeexpressedmostefficiently？（）
A.2031：0：130F：0：0：09C0：876A：130B
B.2031：：130F：：9C0：876A：130B
C.2031：0：130F：：9C0：876A：130B
D.2031：0：130F：0：0：9C0：876A：130B -
单项选择题
Twodirectlyconnectedrouters，R1andR2，arebothconfiguredforOSPFgracefulrestart.R2isabletoswitchpacketsinhardware，butR1isnot.IfanetworkadministratorlogsontoR2andperformsasystemreload，whichwillbetheresult？（）
A.Traffic forwarded from R2 to or through R1 will continue to be forwarded based on the forwarding table state at the time of the reload.
B.R2 will continue to forward traffic to R1， but R1 will drop the traffic because its neighbor adjacency with R2 has failed.
C.R2 will continue forwarding traffic to and through R1， but R1 will drop this traffic because it is not capable of maintaining its forwarding state.
D.All the traffic R2 is forwarding to or through R1 will be dropped while OSPF rebuilds its neighbor adjacency and forwarding tables. -
单项选择题
Asanetworkadministrator，canyoutellmewhattherootguardfeatureprovidesinabridgednetwork？（）
A.It ensures that BPDUs sent by the root bridge are forwarded in a timely manner
B.It enforces the root bridge placement in the network
C.It ensures that all ports receiving BPDUs from the root bridge are in the forwarding state.
D.It ensures that the bridge is elected as root bridge in the network.
