多項選擇題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 password
B. nat
C. no broadcast
D. chanage of destination address in the ipv6 header
E. chanage of source address in the ipv6 header
F. autoconfiguration


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1.多項選擇題Which three approaches can be used while migrating from an IPV4 addressing scheme to an IPV6 scheme.（）

A. statically map IPV4 address to IPV6 addresses
B. configuration IPv4 tunnels between IPV6 islands
C. use DHCPv6 to map IPV4 addresses to IPV6 addresses
D. use proxying and translation to translate IPV6 packets into IPV4 packets
E. configure IPV6 directly
F. enable dual-stack routing

2.多項選擇題Which two subnetworks would be included in the summarized address of 172.31.80.0 /20?（）

A.172.31.17.4/30
B.172.31.51.16/30
C.172.31.64.0/18
D.172.31.80.0/22
E.172.31.92.0/22
F.172.31.192.0/18

3.多項選擇題What two statistics appear in show frame-relay map output?（）

A. The number of FECN packets that are received by the router
B. The number of BECN packets that are received by the router
C. The ip address of the local router
D. The value of the local DLCI
E. The status of the PVC that is configured on the router

4.多項選擇題It has become necessary to configure an existing serial interface to accept a second Frame Relay virtual circuit.Which of the following processes are required to accomplish this task?（）

A. configure static frame relay map entries for each subinterface network.
B. remove the ip address from the physical interface
C. create the virtual interfaces with the interface command
D. configure each subinterface with its own IP address
E. disable split horizon to prevent routing loops between the subinterface networks
F. encapsulate the physical interface with multipoint PPP

5.多項選擇題Which two privileged mode cisco ios commands can be used to determine a cisco router chassis serial number?（）

A.show inventory
B.show flash：filesys
C.dirflash：include chassis
D.show diag
E.show controllers

最新試題

What is the purpose of the cisco Vlan Trunking protocol?（）

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Three switches are connected to one anther via trunk ports.Assuming the default switch configuration,which switch is elected as the root bridge for the spanning-tree instance of vlan 1?（）

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Which command is used to display the collection of OSPF link states?（）

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Which IPsec security protocol should be used when confidentiality is required?（）

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You have been asked to come up with a subnet mask that will allow all three web servers to be on the same network while providing the max number of subnets.Which network address and subnet mask meet this requirement?（）

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After the show ip route command has been entered,the follwing routes are displayed.Which route will not be entered into the routing table of a neighboring router?（）

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How are VTP advertisements delivered to switches across the network?（）

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Which device might be installed at a branch office to enable and manage an IPsec site-to-site VPN?（）

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While troubleshooting a network problem,a technician discovers that the current copy of the Cisco IOS is outdated and needs to be updated.Which of the following commands would the technician issue to replace the Cisco router IOS with the newer version?（）

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Which command encrypts all plaintext passwords?（）

題型：單項選擇題