Which version of NTP was the first to support cryptographic authentication?（）A、Version 1B、Version 5C、Version 4D、Version 3
Which version of NTP was the first to support cryptographic authentication?（）
- A、Version 1
- B、Version 5
- C、Version 4
- D、Version 3
相关考题：
Which operational mode command can be used to synchronize the local system time with an NTP server?() A. set ntp time 64.32.129.3B. set clock ntp 64.32.129.3C. set time 64.32.129.3D. set date ntp 64.32.129.3
Which configuration command allows a virtual router to receive updates from a configured NTP source?() A.AB.BC.CD.D
Which type of routes are held in Inet.0?() A.multicast and unicast IPv4 routesB.ARP tables and MAC reachabilityC.IP version 4 unicast routesD.IP version 6 and IP version 4 routes
The latest version of a licensed product is already installed. Which of the following methods is most appropriate to load an older version of a licensed program product over the latest version?() A.Install the older version with a Force Overwrite optionB.An older version cannot be installed if a newer version is installedC.Use the Reject option on the committed newer version that is installedD.Using the lppdiff command, capture the names of the newer filesets for the product, then remove them using this listing as input to the installp command
Which command shows system hardware and software version information?() A.show configurationB.show environmentC.show inventoryD.show platformE.show version
Which two statements about NTP version 4 are true？（）A、It supports fast synchronization at starting and before network failuresB、It supports automatic server discoveryC、It uses a fixed-point arithmetionD、It supports the "nanokernel" kernel implementationE、It does not support Public-Key Cryptography
Which NetFlow version should be used to collect accounting data for IPv6 traffic？（）A、version 1B、version 5C、version 7D、version 8E、version 9
You have 2 NTP servers in your network - 10.1.1.1 and 10.1.1.2. You want to configurationure a Ciscorouter to use 10.1.1.2 as its NTP server before falling back to 10.1.1.1. Which commands will you use toconfigurationure the router？（）A、ntp server 10.1.1.1 ntp server 10.1.1.2B、ntp server 10.1.1.1 ntp server 10.1.1.2 primaryC、ntp server 10.1.1.1 ntp server 10.1.1.2 preferD、ntp server 10.1.1.1 fallback ntp server 10.1.1.2
Which of the following servers is responsible for translating an FQDN to an IP address？ （）A、 DHCPB、 WINSC、 DNSD、 NTP
Which of the following NTP command specifies that a router is in the Eastern time zone， which isfive hours behind GMT？（）A、timezone EST -5B、clock timezone GMT -5C、dock GMT -5D、clock EST-5E、NTP timezone EST -5F、dock timezone EST -5
You have two NTP servers 10.1.1.1 10.1.1.2 and want to configure a router to use 10.1.1.2 as its NTP server before falling back to 10.1.1.1. Which command will you use？
Which command shows system hardware and software version information？（）A、show configurationB、show environmentC、show inventoryD、show platformE、show version
Which of the following features is only available with the Windows XP Professional version as compared to the Windows XP Home version?（）A、Simple File SharingB、Basic Disk PartitionsC、Remote DesktopD、Joining a domain
The latest version of a licensed product is already installed. Which of the following methods is most appropriate to load an older version of a licensed program product over the latest version?（）A、Install the older version with a Force Overwrite optionB、An older version cannot be installed if a newer version is installedC、Use the Reject option on the committed newer version that is installedD、Using the lppdiff command, capture the names of the newer filesets for the product, then remove them using this listing as input to the installp command
Which configuration command is used to make the ERX Edge Router an NTP server？（）A、 set ntp-serverB、 set ntp serverC、 ntp-server enableD、 ntp server enable
问答题You have two NTP servers 10.1.1.1 10.1.1.2 and want to configure a router to use 10.1.1.2 as its NTP server before falling back to 10.1.1.1. Which command will you use？
单选题Which type of routes are held in Inet.0?（）Amulticast and unicast IPv4 routesBARP tables and MAC reachabilityCIP version 4 unicast routesDIP version 6 and IP version 4 routes
单选题Which configuration command is used to make the ERX Edge Router an NTP server？（）A set ntp-serverB set ntp serverC ntp-server enableD ntp server enable
多选题Which three statements describe the differences between RIP version 1 and RIP version 2? (Choose three.)（）ARIP version 1 broadcasts updates whereas RIP version 2 uses multicasts.BRIP version 1 multicasts updates while RIP version 2 uses broadcasts.CBoth RIP version 1 and RIP version 2 are classless routing protocols.DRIP Version 2 is a classless routing protocol whereas RIP version 1 is a classful routing protocol.EBoth RIP version 1 and version 2 support authentication.FRIP version 2 sends the subnet mask in updates and RIP version 1 does not.
单选题Which operational mode command can be used to synchronize the local system with an NTP server?（）Aset ntp time 64.32.129.3Bset clock ntp 64.32.129.3Cset time 64.32.129.3Dset date ntp 64.32.129.3
单选题Which command shows system hardware and software version information？（）Ashow configurationBshow environmentCshow inventoryDshow platformEshow version
单选题Which operational mode command can be used to synchronize the local system time with an NTP server?（）Aset ntp time 64.32.129.3Bset clock ntp 64.32.129.3Cset time 64.32.129.3Dset date ntp 64.32.129.3
多选题Which two statements about NTP version 4 are true？（）AIt supports fast synchronization at starting and before network failuresBIt supports automatic server discoveryCIt uses a fixed-point arithmetionDIt supports the nanokernel kernel implementationEIt does not support Public-Key Cryptography
多选题Which three techniques should be used to secure management protocols？（）AConfigure SNMP with only read-only community strings.BEncrypt TFTP and syslog traffic in an IPSec tunnel.CImplement RFC 3704 filtering at the perimeter router when allowing syslog access from devices on the outside of a firewall.DSynchronize the NTP master clock with an Internet atomic clock.EUse SNMP version 2.FUse TFTP version 3 or above because these versions support a cryptographic authentication mechanism between peers.
单选题You have 2 NTP servers in your network - 10.1.1.1 and 10.1.1.2. You want to configurationure a Ciscorouter to use 10.1.1.2 as its NTP server before falling back to 10.1.1.1. Which commands will you use toconfigurationure the router？（）Antp server 10.1.1.1 ntp server 10.1.1.2Bntp server 10.1.1.1 ntp server 10.1.1.2 primaryCntp server 10.1.1.1 ntp server 10.1.1.2 preferDntp server 10.1.1.1 fallback ntp server 10.1.1.2
单选题Which of the following servers is responsible for translating an FQDN to an IP address？ （）A DHCPB WINSC DNSD NTP
单选题Which version of NTP was the first to support cryptographic authentication?（）AVersion 1BVersion 5CVersion 4DVersion 3