多项选择题

Which three causes could prevent a host from getting an IPv6 address with stateless autoconfiguration？（）

A.The autoconfig command is missing from the router interface.
B.IPv6 multicast routing is not enabled on the router interface.
C.IPv6 unicast routing is not enabled on the router interface.
D.The router interface is configured with a /63 mask.
E.The router interface is configured with a /65 mask.

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热门试题

单项选择题WhichIPv6addresswouldyoupingtodetermineifOSPFv3isabletosendandreceiveunicastpacketsacrossalink？（）

A. anycast address
B. site-local multicast
C. global address of the link
D. unique local address
E. link-local address

多项选择题WhichtwocombinationsarevalidPAgPconfigurationsthatwillsetupaPAgPchannel？（）

A.On-Passive
B.On-Auto
C.Passive-Active
D.Desirable-Auto
E.Active-Active
F.Desirable-Desirable

单项选择题WhichinformationiscarriedinanOSPFv3intra-area-prefixLSA？（）

A. IPv6 prefixes
B. link-local addresses
C. solicited node multicast addresses
D. IPv6 prefixes and topology information

单项选择题WhichofthesestatementsbestdescribesthemajordifferencebetweenanIPv4-compatibletunnelanda6to4tunnel？（）

A. An IPv4-compatible tunnel is a static tunnel， but an 6to4 tunnel is a semiautomatic tunnel.
B. The deployment of a IPv4-compatible tunnel requires a special code on the edge routers， but a 6to4 tunnel does not require any special code.
C. An IPv4-compatible tunnel is typically used only between two IPv6 domains， but a 6to4 tunnel is used to connect to connect two or more IPv6 domains.
D. For an IPv4-compatible tunnel， the ISP assigns only IPv4 addresses for each domain， but for a 6to4 tunnel， the ISP assigns only IPv6 addresses for each domain.

单项选择题YouareusingVTPversion2inyournetworktotransportVLANinformationbetweenswitches.When addingaswitchtothenetworkthathasbeenusedinthelabpreviously，younoticethatalotoftheexistingVLANshavebeendeletedorreplacedwithothernames.Whatcanyoudotopreventthisfromhappeninginthefuture，withoutlosingallVTPfeaturesthatyouareusingtoday？（）

A.configure a hard-to-guess VTP domain name
B.use a hard-to-guess VTP password
C.use VTP transparent mode
D.implement VTP version 3