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多选题
What are two rules for compacting IPv6 addresses？（）
A
The maximum number of times a double colon can replace a 16-bit segment that consists of all zeroes is two
B
The leading zeroes in any 16-bit segment do not have to be written.
C
Every 16-bit segment that consists of all zeroes can be represented with a single colon
D
The trailing zeroes in any 16-bit segment do not have to be written.
E
Any single， continuous string of one or more 16-bit segments that consists of all zeroes can be represented with a double colon
F
Two zeroes in the middle of any 16-bit segment do not have to be written
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更多 “多选题What are two rules for compacting IPv6 addresses？（）AThe maximum number of times a double colon can replace a 16-bit segment that consists of all zeroes is twoBThe leading zeroes in any 16-bit segment do not have to be written.CEvery 16-bit segment that consists of all zeroes can be represented with a single colonDThe trailing zeroes in any 16-bit segment do not have to be written.EAny single， continuous string of one or more 16-bit segments that consists of all zeroes can be represented with a double colonFTwo zeroes in the middle of any 16-bit segment do not have to be written” 相关考题
考题
Which two statements in a source NAT configuration are true regarding addresses, rule－sets, or rules that overlap?()(Choose two.)
A. Addresses used for NAT pools should never overlap.B. If more than one rule-set matches traffic, the rule-set with the most specific context takes precedence.C. If traffic matches two rules within the same rule-set, both rules listed in the configuration are applied.D. Dynamic source NAT rules take precedence over static source NAT rules.
考题
What are three benefits of using IPv6?()
A. IPv6 supports a greater level of security by integrating features that were optional add-ons in IPv4.B. IPv6 reduces administrative overhead using stateless address autoconfiguration for hosts.C. IPv6 eliminates the need for private to public NAT using a large address pool.D. IPv6 provides backward compatibility with IPv4 using the Next Header field.E. IPv6 represents large IP addresses using dotted decimal notation.
考题
Which two statements are true about using IPv4 and IPv6 simultaneously on a network segment? ()
A. IPv6 allows a host to create its own IPv6 address that will allow it to communicate to other devices on a network configured via DHCP. IPv4 does not provide a similar capability for hosts.B. IPv6 provides for more host IP addresses but IPv4 provides for more network addresses.C. Hosts can be configured to receive both IPv4 and IPv6 addresses via DHCP.D. Host configuration options for IPv4 can be either statically assigned or assigned via DHCP.Host configuration options for IPv6 can be statically assigned only.E. IPv4 and IPv6 addresses c an be simultaneously assigned to a host but not to a router interface.
考题
Which statement about IPv6 is true?()
A. Addresses are not hierarchical and are assigned at random.B. Only one IPv6 address can exist on a given interface.C. There are 2.7 billion addresses available.D. Broadcasts have been eliminated and replaced with multicasts.
考题
Which two statements describe characteristics of IPv6 unicast addressing?()
A. Global addresses start with 2000::/3.B. Link-local addresses start with FE00:/12.C. Link-local addresses start with FF00::/10.D. There is only one loopback address and it is ::1.E. If a global address is assigned to an interface, then that is the only allowable address for the interface.
考题
Which statement is true about IPv6?（）A、Only one IPv6 address can be assigned to each interface.B、IPv6 hosts use anycast addresses to assign IP addresses to interfaces.C、Each host can a utoconfigure its address without the aid of a DHCP server.D、Only one IPv6 address is assigned per node.
考题
What are two rules for compacting IPv6 addresses?（）A、Every 16 - bit segment segment that consists of all zeroes can be represented with a single colon.B、The trailing zeroes in any 16 - bit segment do not have to be written.C、The leading zeroes in any 16 - bit segment do not have to be written.D、Any single, continuous string of one or more 16 - bit segments that consists of all zeroes can be represented with a double colon.E、The maximum number of times a double colon can replace a 16 - bit segment that consists of all zeroes is two.F、Two zeroes in the middle of any 16 -bit segment do not have to be written.
考题
Which two statements are true about using IPv4 and IPv6 simultaneously on a network segment? （）A、IPv6 allows a host to create its own IPv6 address that will allow it to communicate to other devices on a network configured via DHCP. IPv4 does not provide a similar capability for hosts.B、IPv6 provides for more host IP addresses but IPv4 provides for more network addresses.C、Hosts can be configured to receive both IPv4 and IPv6 addresses via DHCP.D、Host configuration options for IPv4 can be either statically assigned or assigned via DHCP.Host configuration options for IPv6 can be statically assigned only.E、IPv4 and IPv6 addresses c an be simultaneously assigned to a host but not to a router interface.
考题
What are three benefits of using IPv6?（）A、IPv6 supports a greater level of security by integrating features that were optional add-ons in IPv4.B、IPv6 reduces administrative overhead using stateless address autoconfiguration for hosts.C、IPv6 eliminates the need for private to public NAT using a large address pool.D、IPv6 provides backward compatibility with IPv4 using the Next Header field.E、IPv6 represents large IP addresses using dotted decimal notation.
考题
Which two statements about static NAT are true? （）(Choose two.)A、Static NAT can only be used with destination NAT.B、Static NAT rules take precedence over overlapping dynamic NAT rules.C、NAT rules take precedence over overlapping static NAT rules.D、A reverse mapping is automatically created.
考题
You have a Bridged 1483 service offering where each ATM PVC is assigned a /30 subnet. What are two characteristics of this configuration？（）A、It burns IP addresses.B、It conserves IP addresses.C、Both the client and the ERX Edge Router have IP addresses.D、The client has an IP address， but the ERX Edge Router uses an unnumbered address.
考题
the network administrator has been asked to give reasons for moving from ipv4 to ipv6. what are two valid reasons for adopting ipv6 over ipv4?（）A、telnet access does not require a passwordB、natC、no broadcastD、chanage of destination address in the ipv6 headerE、chanage of source address in the ipv6 headerF、autoconfiguration
考题
Which two statements describe characteristics of IPv6 unicast addressing?（）A、Global addresses start with 2000::/3.B、Link-local addresses start with FE00:/12.C、Link-local addresses start with FF00::/10.D、There is only one loopback address and it is ::1.E、If a global address is assigned to an interface, then that is the only allowable address for the interface.
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
Which two of these statements are true of IPv6 address representation?（）A、There are four types of IPv6 addresses: unicast, multicast, anycast, and broadcast.B、A single interface may be assigned multiple IPv6 addresses of any type.C、Every IPv6 interface contains at least one loopback address.D、The first 64 bits represent the dynamically created interface ID.E、Leading zeros in an IPv6 16 bit hexadecimal field are mandatory.
考题
What are two rules for compacting IPv6 addresses？（）A、The maximum number of times a double colon can replace a 16-bit segment that consists of all zeroes is twoB、The leading zeroes in any 16-bit segment do not have to be written.C、Every 16-bit segment that consists of all zeroes can be represented with a single colonD、The trailing zeroes in any 16-bit segment do not have to be written.E、Any single， continuous string of one or more 16-bit segments that consists of all zeroes can be represented with a double colonF、Two zeroes in the middle of any 16-bit segment do not have to be written
考题
Which statement about IPv6 is true?（）A、Addresses are not hierarchical and are assigned at random.B、Only one IPv6 address can exist on a given interface.C、There are 2.7 billion addresses available.D、Broadcasts have been eliminated and replaced with multicasts.
考题
多选题What are two rules for compacting IPv6 addresses？（）AThe maximum number of times a double colon can replace a 16-bit segment that consists of all zeroes is twoBThe leading zeroes in any 16-bit segment do not have to be written.CEvery 16-bit segment that consists of all zeroes can be represented with a single colonDThe trailing zeroes in any 16-bit segment do not have to be written.EAny single， continuous string of one or more 16-bit segments that consists of all zeroes can be represented with a double colonFTwo zeroes in the middle of any 16-bit segment do not have to be written
考题
多选题Which two statements are true about using IPv4 and IPv6 simultaneously on a network segment? （）AIPv6 allows a host to create its own IPv6 address that will allow it to communicate to other devices on a network configured via DHCP. IPv4 does not provide a similar capability for hosts.BIPv6 provides for more host IP addresses but IPv4 provides for more network addresses.CHosts can be configured to receive both IPv4 and IPv6 addresses via DHCP.DHost configuration options for IPv4 can be either statically assigned or assigned via DHCP.Host configuration options for IPv6 can be statically assigned only.EIPv4 and IPv6 addresses c an be simultaneously assigned to a host but not to a router interface.
考题
单选题In IPv6, the interfaces running OSPF can be configured with multiple ad dress prefixes. Which statement is true about the IPv6 addresses that can be included into the OSPF process?" （）A
Specific addresses can be selected using a prefix list.B
Specific addresses can be selected using a route map.C
Specific addresses cann ot be selected for importation into the OSPF process.D
Specific addresses can be selected using an ACL.
考题
多选题Which two of these statements are true of IPv6 address representation? （）AThere are four types of IPv6 addresses: unicast, multicast, anycast, and broadcast.BA single interface may be assigned multiple IPv6 addresses of any type.CEvery IPv6 interface contains at least one loopback address.DThe first 64 bits represent the dynamically created interface ID.ELeading zeros in an IPv6 16 bit hexadecimal field are mandatory.
考题
多选题What are two rules for compacting IPv6 addresses?（）AEvery 16 - bit segment segment that consists of all zeroes can be represented with a single colon.BThe trailing zeroes in any 16 - bit segment do not have to be written.CThe leading zeroes in any 16 - bit segment do not have to be written.DAny single, continuous string of one or more 16 - bit segments that consists of all zeroes can be represented with a double colon.EThe maximum number of times a double colon can replace a 16 - bit segment that consists of all zeroes is two.FTwo zeroes in the middle of any 16 -bit segment do not have to be written.
考题
单选题Which statement is true about IPv6?（）A
Only one IPv6 address can be assigned to each interface.B
IPv6 hosts use anycast addresses to assign IP addresses to interfaces.C
Each host can a utoconfigure its address without the aid of a DHCP server.D
Only one IPv6 address is assigned per node.
考题
多选题Which two statements in a source NAT configuration are true regarding addresses, rule-sets, or rules that overlap?（）(Choose two.)AAddresses used for NAT pools should never overlap.BIf more than one rule-set matches traffic, the rule-set with the most specific context takes precedence.CIf traffic matches two rules within the same rule-set, both rules listed in the configuration are applied.DDynamic source NAT rules take precedence over static source NAT rules.
考题
多选题The network administrator has been asked to give reasons for moving from ipv4 to ipv6. what are two validreasons for adopting ipv6 over ipv4？（）Atelnet access does not require a passwordBnatCno broadcastDchanage of destination address in the ipv6 headerEchanage of source address in the ipv6 headerFautoconfiguration
考题
多选题You have a Bridged 1483 service offering where each ATM PVC is assigned a /30 subnet. What are two characteristics of this configuration？（）AIt burns IP addresses.BIt conserves IP addresses.CBoth the client and the ERX Edge Router have IP addresses.DThe client has an IP address， but the ERX Edge Router uses an unnumbered address.
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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