A.Routing loops, hold down timers
B.Switching loops, split horizon
C.Routing loops, split horizon
D.Switching loops, VTP
E.Routing loops, STP
F.Switching loops, STP
第1题:
A. Layer 3 MPLS VPNs can forward only IP packets
B. Layer 2 MPLS VPNs can forward any network protocol
C. MPLS label paths are automatically formed based on Layer 2 frames
D. Layer 3 MPLS VPNs can forward any network protocol based on Layer 2 frames
E. In Layer 2 MPLS VPNS, the service provider controls the customer Layer 3 policies
第2题:
第3题:
第4题:
第5题:
A network administrator wants to control which user hosts can access the network based on their MAC address. What will prevent workstations with unauthorized MAC addresses from connecting to the network through a switch?()
第6题:
Which of these is a benefit of using Network Admission Control instead of Cisco Identity Based Networking Services?()
第7题:
While troubleshooting a network connectivity problem, a technician observes steady link lights on both the workstation NIC and the switch port to which the workstation is connected. However, when the ping command is issued from the workstation, the output message "Request timed out." is displayed. At which layer of the OSI model does the problem most likely exist()。
第8题:
Which of the following are advantages of using Dynamic Host Configuration Protocol?()
第9题:
data link layer
application layer
access layer
session layer
network layer
第10题:
Mesh
Bus
Ring
Star
第11题:
Speed mismatch
Incorrect encapsulation
MTU set too low
Duplex mismatch
第12题:
NAC can authenticate using 802.1X and IBNS cannot
NAC can ensure only compliant machines connect and IBNS cannot
NAC can ensure access to the correct network resources and IBNS cannot
NAC can manage user mobility and reduce overhead costs and IBNS cannot
第13题:
A.data link layer
B.application layer
C.access layer
D.session layer
E.network layer
第14题:
第15题:
第16题:
You enabled CDP on two Cisco Routers which are connected to each other. The Line and Protocol statusfor the interfaces on both routers show as UP but the routers do not see each other a CDP neighbors.Which layer of the OSI model does the problem most likely exist?()
第17题:
As an experienced network engineer, you are asked to troubleshoot a CIS network outage. During the troubleshooting process, you notice that one of your colleagues connects additional devices to the network with the use of his own switch. With the purpose of improving speed, the switch is attached to both network ports in an office, which leads to bridge loop. Enabling which of the following feature will be able to prevent this problem from happening again?()
第18题:
Which two of these are characteristics of MPLS VPNs? ()
第19题:
A customer has installed a new computer on their network. They can print to the printer but the option for duplex printing is not available. All other computers have the option. Which of the following is the cause of the problem?()
第20题:
The new computer is printing to the wrong IP address.
The new computer is using the wrong protocol.
The driver port is not setup correctly.
The option has not been selected on the driver.
第21题:
the session layer
the protocol layer
the data link layer
the access layer
the network layer
the application layer
第22题:
BPDU
Port security
RSTP
STP
VTP
Blocking mode
第23题:
RIPv1
RIPv2
EIGRP
IGRP
OSPF
VLSM