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多选题
Which three statements are true regarding the Network Time Protocol (NTP) in JUNOS platforms?（）
A
MD5 authentication is supported.
B
A client always synchronizes to a server even when the difference between the server clock and the local clock differs by a large amount.
C
JUNOS software can provide a primary time reference.
D
The boot-server configuration allows a router to synchronize its clock when it boots up, regardless of the offset between the NTP clock source and its internal clock.
E
It is useful to correlate timestamps on log files and other events for troubleshooting and forensics.
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更多 “多选题Which three statements are true regarding the Network Time Protocol (NTP) in JUNOS platforms?（）AMD5 authentication is supported.BA client always synchronizes to a server even when the difference between the server clock and the local clock differs by a large amount.CJUNOS software can provide a primary time reference.DThe boot-server configuration allows a router to synchronize its clock when it boots up, regardless of the offset between the NTP clock source and its internal clock.EIt is useful to correlate timestamps on log files and other events for troubleshooting and forensics.” 相关考题
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Which statement is true regarding the Network Time Protocol (NTP) on Junos devices?（）A、MD5 authentication is supported by the Junos OSB、Server mode is not supported by the Junos OSC、The Junos OS can provide a primary time referenceD、The Junos OS does not support the use of a boot server
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Which statemetn is true regarding the Network Time Protocol (NTP) on Junos devices?（）A、MD5 authenticaton is supported by the Junos OSB、Server mode is not supported by the Junos OSC、The Junos OS can provide a primarytime referenceD、The Junos OS does not support the use of a boot server
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单选题Which statement is true regarding the Network Time Protocol (NTP) on Junos devices?（）A
MD5 authentication is supported by the Junos OSB
Server mode is not supported by the Junos OSC
The Junos OS can provide a primary time referenceD
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多选题Which two statements are true about the application of QoS in a converged network？（）Aend-to-end network delay times that exceed 50 ms for real-time traffic are considered unacceptableBend-to-end network delay times that exceed 250 ms for real-time traffic are considered unacceptableCend-to-end network delay is not a factor as long as the delay is consistentDsome packet loss can be corrected by codec algorithmsERSVP handles voice packet retransmissionFfragmentation is a result of packet loss
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多选题Which two statements are true regarding the use of NTP clock synchronization?（）AThe Junos OS supports client, server, and symmetric modes of NTP operation.BSynchronized time on all network devices makes log messages more useful for troubleshooting.CAuthentication methods are not supported.DThe Junos OS must be used as the primary time reference.
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多选题Which two statements regarding the control file and Recover Manager are true？ （）AThe control file can grow in size.BThe control file can store RMAN scripts.CCONTROL_FILE_RECORD_KEEP_TIME determines retention time for RMAN records.DThe RMAN catalog can exist solely in the control file of the target database.
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多选题Which three statements are true of dynamic routing protocols？（）AThey are scalable.BThey are Dijkstra based.CThey share network layer reachability information among neighbors.DThey automate next hop decisions.EThey are tolerant of configuration errors.
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单选题Which statemetn is true regarding the Network Time Protocol (NTP) on Junos devices?（）A
MD5 authenticaton is supported by the Junos OSB
Server mode is not supported by the Junos OSC
The Junos OS can provide a primarytime referenceD
The Junos OS does not support the use of a boot server
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单选题Which of the following is true regarding the effect of EIGRP queries on the network design？（）A
EIGRP queries will be the most significant issue with respect to stability and convergence B
EIGRP queries are not a consideration as long as EIGRP has a feasible successor with a nexthop AD that is greater than the FD of the current successor route C
EIGRP queries will only increase the convergence time when there are no EIGRP stubsdesigned in the network
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多选题Which two statements are true about optical networks?（）ASONET and SDH both use time-division multiplexing.BAn optical transport network system uses time-division multiplexing.CSONET and SDH both use wavelength-division multiplexing.DAn optical transport network system uses wavelength-division multiplexing.
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