Which two statements about VACLs on Cisco Nexus 7000 Series Switches are true？ （）

多项选择题OverlayTransportVirtualization（OTV）providesanoverlaythatenablesLayer2connectivitybetweenseparateLayer2domains，whilekeepingthesedomainsindependentandpreservingthefaultisolation，resiliency，andload-balancingbenefitsofanIP-basedinterconnection.WhichstatementsaretrueaboutOTVAdjacencyServer？（）

A. Adjacency Server is required when OTV is deployed with unicast-only transport.
B. Adjacency Server is required when OTV is deployed with multicast-enabled transport.
C. Each OTV device wishing to join a specific OTV logical overlay needs to first register with the Adjacency Server.
D. Each OTV device trying to join a specific OTV logical overlay needs to be configured as an Adjacency Server.

多项选择题SNMPv3authorizesmanagementoperationsonlybyconfiguredusersandencryptsSNMPmessages.WhichauthenticationprotocolsdoesCiscoNX-OSSoftwareuseforSNMPv3？（）

A. NMAC-SHA-96 authentication protocol
B. HMAC-MD5-96 authentication protocol
C. Community String Match protocol
D. NMAC-MD5-96 authentication protocol
E. HMAC-SHA-96 authentication protocol

单项选择题InaCiscoNexus7000platformconfiguredwithGLBP，whichGLBPtimercanbetunedtopreventunnecessaryGLBPstatechangesduringaswitchoverorISSU？（）

A. GLBP redirect timer
B. GLBP forwarder pre-empt delay minimum timer
C. GLBP hold timer
D. GLBP pre-empt delay minimum timer
E. GLBP extended hold timer
F. GLBP nonstop forwarding timer

单项选择题Bydefault，whattypeofSSHserverkeyisgeneratedbyCiscoNX-OSSoftware？（）

A. DSA key generated with 512 bits
B. RSA key generated with 768 bits
C. RSA key generated with 1024 bits
D. DSA key generated with 1024 bits
E. RSA key generated with 2048 bits

多项选择题IntheCiscoFabricPathdomain，oneswitchbecomestherootforthemultidestinationtree.CiscoFabricPathswitchescomparewhichthreeparameterstoselecttheroot？（）

A. Root priority
B. System ID
C. Bridge ID
D. Switch ID
E. Port ID
F. Subswitch ID