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


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1.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.

2.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

3.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

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

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

6.多項選擇題Which three statements about Syslog utilization are true?（）

A.Utilizing Syslog improves network performance.
B.The Syslog server automatically notifies the network administrator of network problems.
C.A Syslog server provides the storage space necessary to store log files without using router disk space.
D.There are more Syslog messages available within Cisco IOS than there are comparable SNMP trap messages.
E.Enabling Syslog on a router automatically enables NTP for accurate time stamping。
F.A Syslog server helps in aggregation of logs and alerts.

7.多項選擇題Which three statements about HSRP operation are true?（）

A.The virtual IP address and virtual MA+K44C address are active on the HSRP Master router.
B.The HSRP default timers are a 3 second hello interval and a 10 second dead interval.
C.HSRP supports only clear-text authentication.
D.The HSRP virtual IP address must be on a different subnet than the routers' interfaces on the same LAN.
E.The HSRP virtual IP address must be the same as one of the router's interface addresses on the LAN.
F.HSRP supports up to 255 groups per interface, enabling an administrative form of load balancing.

8.多項選擇題What are three benefits of GLBP?（）

A.GLBP supports up to eight virtual forwarders per GLBP group
B.GLBP supports clear text and MD5 password authentication between GLBP group members
C.GLBP is an open source standardized protocol that can be used with multiple vendors
D.GLBP supports up to 1024 virtual routers
E.GLBP can load share traffic across a maximum of four routers
F.GLBP elects two AVGs and two standby AVGs for redundancy

9.單項選擇題Which statement describes VRRP object tracking?（）

A.It monitors traffic flow and link utilization.
B.It ensures the best VRRP router is the virtual router master for the group.
C.It causes traffic to dynamically move to higher bandwidth links
D.It thwarts man-in-the-middle attacks.

10.單項選擇題In GLBP, which router will respond to client ARP requests?（）

A.The active virtual gateway will reply with one of four possible virtual MAC addresses.
B.All GLBP member routers will reply in round-robin fashion.
C.The active virtual gateway will reply with its own hardware MAC address.
D.The GLBP member routers will reply with one of four possible burned in hardware addresses