单项选择题

WhichoptiondescribesabenefitsofIPv6VPNProviderEdge？（）……

Which option describes a benefits of IPv6 VPN Provider Edge？（）

A.Provider support for intra-AS and CSC scenarios
B.Uses separate signaling plane， which provides more security than IPv4
C.BGP is the preferred routing protocol for connecting two SPs
D.No requirement for a separate signaling plane

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热门试题

单项选择题WhichstatementaboutmulticastVPNistrue？（）

A.The MDT group address should be the same for both address families in the same VRF
B.The MDT group address should be the same for both address families in the different VRFs
C.Configuration of the MDT source on a pre-VRF basis is supported only on IPv6
D.The MDT group address should be different for both address families in the same VRF

单项选择题TwoislandsofIPv6networksthatarerunningISIS（IPv6IGP）mustbeconnectedusingatunneloveranIPv4network.Whichtunnelingmethodcanbeusedtoachievethisgoal？（）

A.GRE tunnels
B.automatic 6 to 4 tunnels
C.ISATAP tunnels
D.manual tunnels （RFC 2893）

多项选择题Whichtworequirementstodeploy6PEand6VPEsolutionsaremandatory？（）

A.MPLS is enabled on the core， distribution， and edge devices.
B.A triple stack is enabled on PE devices.
C.The network has at least six PE devices.
D.A dual stack is enabled on all the P and PE devices in a network.

多项选择题WhichtwostatementsaboutDS-Litearetrue？（）

A.IPv4 packets are carried over IPv6 tunnels to the LSN while IPv6 traffic is forwarded natively.
B.Ipv6 packets are carried over IPv4 tunnels to the LSN while IPv4 traffic is forwards natively.
C.The LSN performs NAT44 on private IPv4 source addresses.
D.DS-Lite does not perform any address translation.

单项选择题Whichconfigurationpreventstrafficthatissourcedfromtheuniquelocaladdressscopetobesentoutofthelinktotheupstreamserviceprovider？（）

A.interface Ethernet0/0 I.pv6 traffic-filter NoULA out I.pv6 access-list NoULA Deny ipv6 FC00：：/8 any Permit ipv6 any any
B.interface Ethernet0/0 I.pv6 traffic-filter NoULA out I.pv6 access-list NoULA Deny ipv6 FC00：：/7 anyP ermit ipv8 any any
C.interface Ethernet0/0 I.pv6 access-group NoULA out I.pv6 access-list NoULA Deny ipv6 FC00：：/8 anyP ermit ipv6 any any
D.interface Ethernet0/0 I.pv6 access-group NoULA out I.pv6 access-list NoULA Deny ipv6 FC00：：/7 any Permit ipv6 any any