[单选题]
Refer to the graphic.A host is connected to switch port Fa0./3. with a crossover cable.The host and switchhave…as shown.However,the port indicator on switch port Fa0./3. is not on,and the host can not
Communicate with…to vlan 2. on the same switch.Based on the information given.what is the problem?
A. The switch has been assigned an incorrect subnet mask.
B. Switch port FA0./3. is not configured as a trunk port
C. Switch port FA0./3. has been blocked by STP
D. The switch and the hosts must be in the same subnet
E. The cable is the wrong type

[单选题]
Refer to the exhibit, Host A pings interface S0./0. on router 3., what is the TTL value for that ping?
A. 253.
B. 252.
C. 255.
D. 254.

[单选题]
Refer to the exhibit. You are connected to the router as user Mike. Which command allows you to see
Output from the OSPF debug command?
A. terminal monitor
B. show debugging
C. show sessions
D. show ip ospf interface

[多选题]
Refer to the exhibit. The two connected ports on the switch are not turning orange or green. What would be
The most effective steps to troubleshoot this physical layer problem? (Choose three.)
A. Ensure that the Ethernet encapsulations match on the interconnected router and switch ports.
B. Ensure that cables A and B are straight-through cables.
C. Ensure cable A is plugged into a trunk port.
D. Ensure the switch has power.
E. Reboot all of the devices.
F. Reseat all cables.

[多选题]
Refer to the graphic. Host 1. cannot receive packets from Host 2.. Assuming that RIP v1. is the routing
Protocol in use, what is wrong with the IP configuration information shown? (Choose two.)
A. The fa0./1. interface of router R2. has been assigned a broadcast address.
B. The fa0./1. network on router R2. overlaps with the LAN attached to R1..
C. Host 2. has been assigned the incorrect subnet mask.
D. Host 2. on router R2. is on a different subnet than its gateway.

[多选题]
Refer to the exhibit. Host A is to send data to Host B How will Router1. handle the data frame receivedfrom Host A? (Choose three)
A. Router1. will strip off the source MAC address and replace it with the MAC address on the forwardingFastEthernet interface
B. Router1. will strip off the source IP address and replace it with the IP address on the forwardingFastEthernet interface
C. Router1. will strip off the destination MAC address and replace it with the MAC address of Host B
D. Router1. will strip off the destination IP address and replace it with the IP address of Host B
E. Router1. will forward the data frame out interface FastEthernet0./1.
F. Router1. will forward the data frame out interface FastEthernet0./2..

[单选题]
Refer to the exhibit. S0./0. on R1. is configured as a multipoint interface to communicate with R2. and R3. in
The hub-and-spoke Frame Relay topology. While testing this configuration, a technician notes that pings are
Network are not successful. What could explain this connectivity problem?
A. The ip subnet-zero command has been issued on the R1. router.
B. The RIPv2. dynamic routing protocol cannot be used across a Frame Relay network.
C. Split horizon is preventing R2. from learning about the R3. networks and R3. from learning about R2.networks.not between R2. and R3..the R2. and R3. router subnetworks.

[多选题]
Host 1. is trying to communicate with Host 2.. The e0. interface on Router C is down. Which of the followingare true? (Choose two.)
A. Router C will use ICMP to inform Host 1. that Host 2. cannot be reached.
B. Router C will use ICMP to inform Router B that Host 2. cannot be reached.
C. Router C will use ICMP to inform Host 1., Router
A, and Router B that Host 2. cannot be reached.
D. Router C will send a Destination Unreachable message type.
E. Router C will send a Router Selection message type.
F. Router C will send a Source Quench message type.

[单选题]
Three switches are connected to one anther via trunk ports.Assuming the default switch configuration,which
Switch is elected as the root bridge for the spanning-tree instance of vlan 1.?
A. the switch with the lowest MAC address
B. the switch with the higest MAC address
C. the switch witch the higest IP address
D. the switch with the lowest IP address

[单选题]
Refer to the exhibit. A network administrator attempts to ping Host2. from Host1. and receives the result that
Are shown. What is a possible problem?
A. The link between Host1. and Switch1. is down.
B. TCP/IP is not functioning on Host1..
C. The link between Router1. and Router2. is down.
D. The default gateway on Host1. is incorrect.
E. Interface Fa0./0. on Router1. is shudown.
F. The link between Switch1. and Router1. is down.

[单选题]
Refer to the exhibit. An organization connect two locations, supporting two VLANs, through two switches as
Shown. Inter-VLANs communicated is not required. The network is working properly and there is fully
Connectivity. The organization needs to add additional VLANs, so it has been decided to implement VTP.
Both switches are configured as VTP servers in the same VTP domain. VLANs added to Switch1. are not
Learned by Switch2.. Based on this information and partial configuration is the exhibit, what is the problem?
A. Switch2. should be configured as a VTP client.
B. VTP is Cisco proprietory and requires a different trunking encapsulation
C. A router is required to route VTP advertisements between the swtiches.
D. STP has blocked on of the links between the switches, limiting connectivity.
E. The links between the switches are access links.

[单选题]
Refer to the topology and router output shown in the exhibit. A technician is troubleshooting host
Connectivity issues on the switches. The hosts in VLANs 10. and 15. on Sw11. are unable to communicate
With hosts in the same VLANs on Sw12.. Hosts in the Admin VLAN are able to communicate. The port-to-
VLAN assignments are identical on the two switches. What could be the problem?
A. The Fa0./1. port is not operational on one of the switches.
B. The Link connecting the switches has not been configured as a trunk.
C. At lease one port needs to be configured in VLAN 1. for VLANs 10. and 15. to be able to communicate.
D. Port FastEthernet 0./1. needs to be configured as an access link on both switches.
E. A router is required for hosts on Sw11. in VLANs 10. and 15. to communicate with hosts in the sameVLAN on Sw12..

[单选题]
Refer to the exhibit,a network administrator cannot establish a telnet session with the indicated router.Whatis the cause of this failure?
A. A level 5. password is not set
B. The vty password is missing
C. The console password is missing
D. An ACL is blocking Telnet access

[单选题]
Refer to the exhibit.The network administrator normally establishes a telnet session with the switch from
Host AHowever,host A is unavailable.The administrator′s attempt to the switch from host B fails,but pings
To the other two hosts are successful.what is the issue?
A. Host B and the switch need to be in the same subnet.
B. The switch needs and appropriate default gateway assigned
C. The switch interface connected to the router is down.
D. Host B need to be assigned an IP address in vlan 1..

[单选题]
Refer to the exhibit. The network administrator is in a campus building distant from Building BWANRouter
Is hosting a newly installed WAN link on interface S0./0.. The new link is not functioning and the
Administrator needs to determine if the correct cable has been attached to the S0./0. interface. How can the
Administrator accurately verify the correct cable type on S0./0. in the most efficient manner?
A. Telnet to WANRouter and execute the command show interfaces S0./0.
B. Telnet to WANRouter and execute the command show processes S0./0.
C. Telnet to WANRouter and execute the command show running-configuration
D. Telnet to WANRouter and execute the command show controller S0./0.
E. Physically examine the cable between WANRouter S0./0. and the DCE.
F. Establish a console session on WANRouter and execute the command show interfaces S0./0.

[单选题]
Refer to the exhibit. Which statement describes DLCI 17.?
A. DLCI 17. describes the ISDN circuit between R2. and R3..
B. DLCI 17. describes a PVC on R2.. It cannot be used on R3. or R1..
C. DLCI 17. is the Layer 2. address used by R2. to describe a PVC to R3..
D. DLCI 17. describes the dial-up circuit from R2. and R3. to the service provider.