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多选题
A Company is using 6to4 tunnels in their IPv6 network. Which two statements are true about thesetunnels？（）
A
In a 6to4 tunnel， the first two bytes of the IPv6 address will be 0x2002 and the next four byteswill be the hexadecimal equivalent of the IPv4 address
B
In a 6to4 tunnel， the IPv4 address 192.168.99.1 would be converted to the2002：1315：4463：1：：/64 IPv6 address
C
In a 6to4 tunnel， the IPv4 address 192.168.99.1 would be converted to the 2002：c0a8：6301：：/48IPv6 address
D
In a 6to4 tunnel， the first two bytes of the IPv6 address will be locally derived and the next twobytes will be the hexadecimal equivalent of the IPv4 address
E
In a 6to4 tunnel， the IPv4 address 192.168.99.1 would be converted to the 2002：c0a8：6301：：/16IPv6 address
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更多 “多选题A Company is using 6to4 tunnels in their IPv6 network. Which two statements are true about thesetunnels？（）AIn a 6to4 tunnel， the first two bytes of the IPv6 address will be 0x2002 and the next four byteswill be the hexadecimal equivalent of the IPv4 addressBIn a 6to4 tunnel， the IPv4 address 192.168.99.1 would be converted to the2002：1315：4463：1：：/64 IPv6 addressCIn a 6to4 tunnel， the IPv4 address 192.168.99.1 would be converted to the 2002：c0a8：6301：：/48IPv6 addressDIn a 6to4 tunnel， the first two bytes of the IPv6 address will be locally derived and the next twobytes will be the hexadecimal equivalent of the IPv4 addressEIn a 6to4 tunnel， the IPv4 address 192.168.99.1 would be converted to the 2002：c0a8：6301：：/16IPv6 address” 相关考题
考题
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. /61B. /62C. /63D. /64
考题
A company wants to secure access to its internal wireless network. The company wants to use themost secure means to access the network. Which of the following is the BEST choice for wireless security in this situation?（）A. WEP encryptionB. Channel rotationC. Disable SSIDD. WPA encryption
考题
Refer to the exhibit. Which interoperability technique implemented on the dual - stack routers would allow connectivity between IPv6 sites across automatic created tunnels using the 2002::/16 prefix? （）A. Dual StackB. NAT - PTC. 6to4 tunnelD. GRE tunnelE. ISATAP tunnel
考题
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.
考题
Your company plans on migrating their network from IPv4 to IPv6 in the near future. Which three techniques can be used to transition from IPv4 to IPv6?()
A. Dual stackB. NATC. Flow labelD. Mobile IPE. 6to4 tunnelingF. AnycastG. MBGP
考题
Which name describes an IPV6 host－enable tunneling technique that uses IPV4 UDP,does not require dedicated gateway tunnels,and can pass through existing IPV4 NAT gateways?()
A.dual stackB.dynamicC.TeredoD.Manual 6to4
考题
A company is using 6to4 tunneling within their IPv6 network. Which two statements about this kindof tunneling are accurate？（）A、6to4 is a manual tunnel methodB、Prepending a reserved IPv6 code to the hexadecimal representation of 192.168.0.1 facilitates6to4 tunnelingC、Each 6to4 site receives a /48 prefix in a 6to4 tunnelD、2002：：/48 is the address range specifically assigned to 6to4E、Prepending 0x2002 with the IPv4 address creates an IPv6 address that is used in 6to4tunneling
考题
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.
考题
A Company is using 6to4 tunnels in their IPv6 network. Which two statements are true about thesetunnels？（）A、In a 6to4 tunnel， the first two bytes of the IPv6 address will be 0x2002 and the next four byteswill be the hexadecimal equivalent of the IPv4 addressB、In a 6to4 tunnel， the IPv4 address 192.168.99.1 would be converted to the2002：1315：4463：1：：/64 IPv6 addressC、In a 6to4 tunnel， the IPv4 address 192.168.99.1 would be converted to the 2002：c0a8：6301：：/48IPv6 addressD、In a 6to4 tunnel， the first two bytes of the IPv6 address will be locally derived and the next twobytes will be the hexadecimal equivalent of the IPv4 addressE、In a 6to4 tunnel， the IPv4 address 192.168.99.1 would be converted to the 2002：c0a8：6301：：/16IPv6 address
考题
While using a packet analyzer， you notice four additional bytes being added to the packets in the Company network. Which protocol inserts a four byte tag into the Ethernet frame and recalculates CRC value？ （）A、 DTPB、 VTPC、 802.1QD、 ISLE、 None of the other alternatives apply
考题
Which statement is true concerning 6to4 tunneling?（）A、The edge routers can use any locally configured IPv6 address.B、Hosts and routers inside a 6to4 site will need a special code.C、An edge router must use IPv6 address of 2002::/16 in its prefix.D、IPv4 traffic is encapsulated with an IPv6 header.
考题
Which of these statements best describes the major difference between an IPv4-compatible tunnel and a 6to4 tunnel？ （）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.
考题
Which two statements about DS-Lite are true？（）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.
考题
Your company plans on migrating their network from IPv4 to IPv6 in the near future. Which three techniques can be used to transition from IPv4 to IPv6？（）A、Dual stackB、NATC、Flow labelD、Mobile IPE、6to4 tunnelingF、AnycastG、MBGP
考题
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.
考题
单选题A company wants to secure access to its internal wireless network. The company wants to use themost secure means to access the network. Which of the following is the BEST choice for wireless security in this situation?（）A
WEP encryptionB
Channel rotationC
Disable SSIDD
WPA encryption
考题
多选题The answers each list a tunnel method and two consecutive IPv6 address quartets.Which answers identify a tunneling method that relies on an IPv4 address to be embedded into an IPv6 address, within the correct quartets listed?（）AAutomatic 6to4, quartets 2 and 3BAutomatic 6to4, quartets 7 and 8CISATAP, quartets 2 and 3DISATAP, quartets 7 and 8
考题
单选题While using a packet analyzer， you notice four additional bytes being added to the packets in the Company network. Which protocol inserts a four byte tag into the Ethernet frame and recalculates CRC value？ （）A
DTPB
VTPC
802.1QD
ISLE
None of the other alternatives apply
考题
单选题Which statement about implementing the Cisco IPv6 provider Edge Router over MPLS is true？（）A
6PE feature is supported over tunnels other than RSVP-TE tunnelsB
Core MPLS routers are supporting IPv6 ONLYC
6PE feature is not supported over tunnels other than RSVP-TE tunnelsD
Core MPLS routers are supporting IPv4 only
考题
单选题You are the administrator of your company’s network. Using Windows Installer packages， you want to install customized versions of Microsoft Excel on different departments in the company. Which type of file should you apply to the installation database？（）A
msiB
mstC
zapD
zip
考题
多选题A company is using 6to4 tunneling within their IPv6 network. Which two statements about this kindof tunneling are accurate？（）A6to4 is a manual tunnel methodBPrepending a reserved IPv6 code to the hexadecimal representation of 192.168.0.1 facilitates6to4 tunnelingCEach 6to4 site receives a /48 prefix in a 6to4 tunnelD2002：：/48 is the address range specifically assigned to 6to4EPrepending 0x2002 with the IPv4 address creates an IPv6 address that is used in 6to4tunneling
考题
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
AutoconfigurationB
Automatic 6to4 TunnelC
Automatic 6to4 RelayD
Network Address Translator - Protocol Translator (NAT - PT)E
Intrasite Automatic T unnel Address Protocol (ISATAP)
考题
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. Which three IPv6 overlay tunnel statements are true？（）AOverlay tunnels can only be configured between border routers capable of supporting IPv4 and IPv6.BAn manual overlay tunnel supports point - to - multipo int tunnels capable of carrying IPv6 and Connectionless Network Service (CLNS) packets.COverlay tunneling encapsulates IPv6 packets in IPv4 packets for delivery across an IPv4 infrastructure.DOverlay tunnels can be configured between border route rs or between a border router and a host capable of supporting IPv4 and IPv6.ECisco IOS supports manual, generic routing encapsulation (GRE), IPv4 - compatible, 6to4, and Intra - Site Automatic Tunnel Addressing Protocol (ISATAP) overlay tunneling mechan isms.FCisco IOS supports manual, generic routing encapsulation (GRE), IPv6 - compatible, 4to6, and Multiprotocol Label Switching (MPLS) overlay tunneling mechanisms.
考题
单选题Which name describes an IPV6 host-enable tunneling technique that uses IPV4 UDP,does not require dedicated gateway tunnels,and can pass through existing IPV4 NAT gateways?（）A
dual stackB
dynamicC
TeredoD
Manual 6to4
考题
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
/61B
/62C
/63D
/64
考题
单选题Two islands of IPv6 networks that are running ISIS （IPv6 IGP） must be connected using a tunnel over anIPv4 network. Which tunneling method can be used to achieve this goal？（）A
GRE tunnelsB
automatic 6 to 4 tunnelsC
ISATAP tunnelsD
manual tunnels （RFC 2893）
考题
单选题Which of these statements best describes the major difference between an IPv4-compatible tunnel and a 6to4 tunnel？（）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.
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