單項選擇題What Cisco IOS feature can be enabled to pinpoint an application that is causing slow network performance?（）

A.SNMP
B.Netflow
C.WCCP
D.IP SLA


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1.單項選擇題What Netflow component can be applied to an interface to track IPv4 traffic?（）

A.flow monitor
B.flow record
C.flow sampler
D.flow

2.多項選擇題What are three reasons to collect Netflow data on a company network?（）

A.To identify applications causing congestion
B.To authorize user network access
C.To report and alert link up / down instances.
D.To diagnose slow network performance, bandwidth hogs, and bandwidth utilization.
E.To detect suboptimal routing in the network.
F.To confirm the appropriate amount of bandwidth that has been allocated to each Class of Service.

3.多項選擇題Which three statements about the features of SNMPv2 and SNMPv3 are true?（）

A.SNMPv3 enhanced SNMPv2 security features
B.SNMPv3 added the Inform protocol message to SNMP
C.SNMPv2 added the Inform protocol message to SNMP
D.SNMPv3 added the GetBulk protocol messages to SNMP
E.SNMPv2 added the GetBulk protocol message to SNMP
F.SNMPv2 added the GetNext protocol message to SNMP

4.單項選擇題What command instructs the device to timestamp Syslog debug messages in milliseconds?（）

A.service timestamps log datetime localtime
B.service timestamps debug datetime msec
C.service timestamps debug datetime localtime
D.service timestamps log datetime msec

5.單項選擇題What is the default Syslog facility level?（）

A.local4
B.local5
C.local6
D.local7