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.
多选题
Which two statements are true regarding the use of NTP clock synchronization?（）
A
The Junos OS supports client, server, and symmetric modes of NTP operation.
B
Synchronized time on all network devices makes log messages more useful for troubleshooting.
C
Authentication methods are not supported.
D
The Junos OS must be used as the primary time reference.
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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.
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单选题Which statemetn is true regarding the Network Time Protocol (NTP) on Junos devices?（）AMD5 authenticaton is supported by the Junos OSBServer mode is not supported by the Junos OSCThe Junos OS can provide a primarytime referenceDThe Junos OS does not support the use of a boot server
多选题Which three statements about Syslog utilization are true?（）AUtilizing Syslog improves network performance.BThe Syslog server automatically notifies the network administrator of network problems.CA Syslog server provides the storage space necessary to store log files without using router disk space.DThere are more Syslog messages available within Cisco IOS than there are comparable SNMP trap messages.EEnabling Syslog on a router automatically enables NTP for accurate time stamping。FA Syslog server helps in aggregation of logs and alerts.
单选题Which statement is true regarding the Network Time Protocol (NTP) on Junos devices?（）AMD5 authentication is supported by the Junos OSBServer mode is not supported by the Junos OSCThe Junos OS can provide a primary time referenceDThe Junos OS does not support the use of a boot server
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.