单项选择题
On a Cisco Nexus 7000 Series Switch， what is the purpose of this command？（）
switch# config terminal
switch（config）# mac address-table learning-mode conversational vlan 1-10
switch（config）#
A. Enable conversational learning on FabricPath vlans 1-10 for F-Series module
B. Enable FabricPath protocol on VLANs 1–10
C. No need for this command as conversational learning is enabled by default for all VLANs.
D. Enable conversational learning on Classical Ethernet VLAN for F-Series module
相关考题
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多项选择题
WhichthreestatementsbestdescribemulticastoperationonCiscoNexusswitchesinadatacenter？（）
A. Cisco NX-OS Software does not support PIM dense mode.
B. The command ip multicast-routing must be enabled in Cisco NX-OS Software before any multicast configuration is possible on the switch.
C. PIM CLI configuration and verification commands are not available until you enable the PIM feature with the feature pim command.
D. Cisco NX-OS Software supports multicast routing per Layer 3 VRF instance.
E. The default PIM operational mode on the Cisco Nexus 7000 switch is SSM. -
单项选择题
WhenusingOverlayTransportVirtualization（OTV），howdoL2multicastframestraversetheoverlay？（）
A. The L2 multicast frames are encapsulated in an OTV packet using the configured control-group multicast address for transport
B. The L2 multicast frames are dropped because multicast cannot be carried across the overlay
C. The L2 multicast frames are encapsulated in an OTV packet using the configured data-group multicast address for transport
D. The L2 multicast frames are forwarded natively across the overlay based on their multicast IDs -
单项选择题
WhatisthedefaultTimetoLive（TTL）valuseinCiscoFabricPath？（）
A. 128
B. 32
C. 64
D. Dependent on the number of switch IDs in the topology
