搜题

【多选题】

In IPv6 network, an IPv6 overlay tunnel is required to communicate with isolated IPv6 networks across the existing IPv4 infrastructurE. There are currently fiv e IPv6 overlay tunnel types.<br /> Which three IPv6 overlay tunnel statements are true？（）

A、Overlay tunnels can only be configured between border routers capable of supporting IPv4 and IPv6.

B、An manual overlay tunnel supports point - to - multipo int tunnels capable of carrying IPv6 and Connectionless Network Service (CLNS) packets.

C、Overlay tunneling encapsulates IPv6 packets in IPv4 packets for delivery across an IPv4 infrastructure.

D、Overlay tunnels can be configured between border route rs or between a border router and a host capable of supporting IPv4 and IPv6.

E、Cisco IOS supports manual, generic routing encapsulation (GRE), IPv4 - compatible, 6to4, and Intra - Site Automatic Tunnel Addressing Protocol (ISATAP) overlay tunneling mechan isms.

F、Cisco IOS supports manual, generic routing encapsulation (GRE), IPv6 - compatible, 4to6, and Multiprotocol Label Switching (MPLS) overlay tunneling mechanisms.

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更多“ In IPv6 network, an IPv6 overlay tunnel is required to communicate with isolated IPv6 networks across the existing IPv4 infrastructurE. There are currently fiv e IPv6 overlay tunnel types.<br /> Which three IPv6 overlay tunnel statements are true？（）”相关的问题

第1题

[] An enterprise h as plans to start adding IPv6 support. For the first year, the IPv6 will be in small pockets spread around the existing large IPv4 network, with occasional IPv6 traffic while applications teams test IPv6 - enabled servers and applications. Which of the fol lowing tools would be most appropriate?（） An enterprise h as plans to start adding IPv6 support. For the first year, the IPv6 will be in small pockets spread around the existing large IPv4 network, with occasional IPv6 traffic while applications teams test IPv6 - enabled servers and applications. Which of the fol lowing tools would be most appropriate?（）

A、A. Native IPv6 B、B. Point - to -point tunnels C、C. Multipoint tunnels D、D. NAT - PT

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第2题

[单选题] Which statement describes the difference between a manually configured IPv6 in IPv4 tunnel versus an automatic 6to4 tunnel?（）

A、An automatic 6to4 tunnel does not req uire dual - stack (IPv4 and IPv6) routers at the tunnel endpoints. B、An automatic 6to4 tunnel allows multiple IPv4 destinations. C、A manually configured IPv6 in IPv4 tunnel allows multiple IPv4 destinations. D、A manually configured IPv6 in IPv4 tunnel does not require dual- stack (IPv4 and IPv6) routers at the tunnel endpoints.

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第3题

[] Your company has an IPv6 network that has 25 segments. You deploy a server on the IPv6 network.You need to ensure that the server can communicate with all segments on the IPv6 network. What should you do？（） Your company has an IPv6 network that has 25 segments. You deploy a server on the IPv6 network.You need to ensure that the server can communicate with all segments on the IPv6 network. What should you do？（）

A、A. Configure the IPv6 address as fd00::2b0:d0ff:fee9:4143/8. B、B. Configure the IPv6 address as fe80::2b0:d0ff:fee9:4143/64. C、C. Configure the IPv6 address as ff80::2b0:d0ff:fee9:4143/64. D、D. Configure the IPv6 address as 0000::2b0:d0ff:fee9:4143/64.

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第4题

[多选题] Which three are characteristics of IPv6?（）

A、An IPv6 address is 128 bits long. B、An IPv6 header contains the header checksum field. C、An IPv6 header is 20 bits long. D、An IPv6 header contains the next header field. E、IPv6 route rs send RA messages. F、An IPv6 header contains the protocol field.

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第5题

[单选题] You work as the IT professional in an international company which is named wiikigo. You are experienced in implementing and administering a network operating system. You are specialized in configuring IP addressing and services. Configuring name resolution and network access and so on.Your company is desigiing its network. The network will use an IPv6 prefix of 2001:DB8: BBCC:0000::/53. You have to identify an IPv6 addressing scheme that will support 2000 subnets. Which network mask should you use?（）

A、You should use /63. B、You should use /64. C、You should use /61. D、You should use /62.

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第6题

[单选题] Which functionality is required within an IP router that is situated at the boundary of an IPv4 network and an IPv6 network to allow communication between IPv6- only and IPv4 - only nodes?（）

A、Autoconfiguration B、Automatic 6to4 Tunnel C、Automatic 6to4 Relay D、Network Address Translator - Protocol Translator (NAT - PT) E、Intrasite Automatic T unnel Address Protocol (ISATAP)

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第7题

[单选题] Which statement is true about the command ipv6 ospf 1 area 0?（）

A、It must be issued before the network command to enable the OSPF pr ocess for IPv6. B、It must be issued after the network command to enable the OSPF process for IPv6. C、It must be issued in router global configuration mode to enable the OSPF process for IPv6. D、It must be issued in interface configuration mode to ena ble the OSPF process for IPv6.

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第8题

[单选题] Your company is designing its network. The network will use an IPv6 prefix of 2001:DB8:BBCC:0000::/53. You need to identify an IPv6 addressing scheme that will support 2000 subnets. Which network mask should you use？（）

A、/61 B、/62 C、/63 D、/64

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第9题

[单选题] Your company is designing its network. The network will use an IPv6 prefix of 2001:DB8:BBCC:0000::/53.You need to identify an IPv6 addressing scheme that will support 2000 subnets. Which network mask should you use？（）

A、/61 B、/62 C、/63 D、/64

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