单项选择题X 纠错
A.They are discarded
B.The contents are altered to reflect the switch’s own VTP database and then they are forward out all trunking ports
C.The changes within the advertisements are made to the switch’s VTP database.
D.The contents are ignored and they are forwarded out all trunking ports.
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单项选择题
A.IPsec site-to-site VPN
B.Cisco AutoSecure
C.Cisco IOS Firewall
D.IPS
单项选择题
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
单项选择题
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
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
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.
单项选择题
A.IPv6 multicast uses Multicast Listener Discovery.
B.The first 8 bits of an IPv6 multicast address are always FF (1111 1111).
C.IPv6 multicast requires MSDP.
D.PIM dense mode is not part of IPv6 multicast.
单项选择题
A.Sent by the destination
B.Received by the sender
C.Received by the destination
D.Sent by the sender
单项选择题
A.Only UplinkFast and BackboneFast are specified in 802.1w; PortFast must be manually configured.
B.Only PortFast is specified in 802.1w; UplinkFast and BackboneFast must be manually configured.
C.None of the proprietary Cisco enhancements are specified in 802.1w.
D.PortFast, UplinkFast, and BackboneFast are specified in 802.1w.
单项选择题
A.Speed mismatch
B.Incorrect encapsulation
C.MTU set too low
D.Duplex mismatch
单项选择题
A.EBGP multihop will need to be configured for this to work.
B.This should work with normal BGP peering, with no additional configuration on the BGP speakers or the firewall.
C.The BGP protocol port must be opened on the firewall
D.There is no way to make BGP work across a firewall.