多項(xiàng)選擇題

Refer to the exhibit. What will Router1 do when it receives the data frame shown?（）

A.Router1 will strip off the source MAC address and replace it with the MAC address 0000.0c36.6965.
B.Router1 will strip off the source IP address and replace it with the IP address 192.168.40.1.
C.Router1 will strip off the destination MAC address and replace it with the MAC address 0000.0c07.4320.
D. Router1 will strip off the destination IP address and replace it with the IP address of 192.168.40.1.
E.Router1 will forward the data packet out interface FastEthernet0/1.
F.Router1 will forward the data packet out interface FastEthernet0/2.


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1.單項(xiàng)選擇題What OSPF command, when configured, will include all interfaces into area 0?（）

A.network 0.0.0.0 255.255.255.255 area 0
B.network 0.0.0.0 0.0.0.0 area 0
C.network 255.255.255.255 0.0.0.0 area 0
D.network all-interfaces area 0

2.單項(xiàng)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

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

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

5.單項(xiàng)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.

6.多項(xiàng)選擇題What are the three things that the Netflow uses to consider the traffic to be in a same flow ?（）

A.IP address
B.Interface name
C.Port numbers
D.L3 protocol type
E.mac address

8.多項(xiàng)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.

9.多項(xiàng)選擇題What are two benefits of using a single OSPF area network design?（）

A.it reduces the number of required OSPF neighbor adjacencies
B.It reduces the types of LSAs that are generated
C.It is less CPU intensive for routers in the single area
D.It increases LSA response times.
E.It removes the need for virtual links

10.單項(xiàng)選擇題What authentication type is used by SNMPv2?（）

A.HMAC-MD5
B.HMAC-SHA
C.CBC-DES
D.community strings