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IT-6223
Data Communications and Networking 2
Showing 1-75 of 363 answers
"Refer to the exhibit. According to the routing table, where will the router send a packet destined for 10.1.5.65? Network Interface Next-hop 10.1.1.0/24 e0 directly connected 10.1.2.0/24 e1 directly connected 10.1.3.0/25 s0 directly connected 10.1.4.0/24 s1 directly connected 10.1.5.0/24 e0 10.1.1.2 10.1.5.64/28 e1 10.1.2.2 10.1.5.64/29 s0 10.1.3.3 10.1.5.64/27 s1 10.1.4.4"
10.1.3.3
Correct
"Router On Stick" is a method used for communicating inter-vlan using a router.
True
Correct
False
"The primary functions of a router are the following? 1. Packet switching 2. Flow control 3. Domain name resolution 4. Path selection 5. Microsegmentation"
1 & 4
Correct
"To enable network access to a remote destination, what three pieces of information must be configured on a host? 1. default gateway 2. hostname 3. DNS server address 4. DHCP server address 5. IP address 6. subnet mask"
1, 5, 2006
Correct
"True of False. Ingress is used to describe frames leaving the device through a particular port."
The correct answer is 'False'.
Correct
"Which of the following are 2 primary functions of a router? 1. Packet switching 2. Microsegmentation 3. Domain name resolution 4. Path selection 5. Flow control"
2 & 4
Correct
"Which three elements must be used when you configure a router interface for VLAN trunking? 1. one physical interface for each subinterface 2. one IP network or subnetwork for each subinterface 3. a management domain for each subinterface 4. subinterface encapsulation identifiers that match VLAN tags 5. one subinterface per VLAN 6. subinterface numbering that matches VLAN tags"
2, 4, 5
Correct
"Which two features are characteristics of flash memory? 1. Flash receives a copy of the IOS from RAM when a device is powered on. 2. Flash provides nonvolatile storage. 3. The contents of flash may be overwritten. 4. Flash is a component in Cisco switches but not in Cisco routers. 5. The contents of flash may be lost during a power cycle."
2 & 3
Correct
"Which two features are characteristics of flash memory? 1. The contents of flash may be lost during a power cycle. 2. Flash provides nonvolatile storage. 3. The contents of flash may be overwritten. 4. Flash is a component in Cisco switches but not in Cisco routers. 5. Flash receives a copy of the IOS from RAM when a device is powered on."
2 & 3
Correct
"Which two link protocols are used to carry multiple VLANs over a single link? 1. VTP 2. 802.1q 3. IGP 4. ISL 5. 802.3u"
2 & 4
Correct
"Which two network parameters are used by EIGRP as metrics to select the best path to reach a network? 1. Jitter 2. bandwidth 3. resiliency 4. hop count 5. delay 6. confidentiality"
2 & 5
Correct
"Which two statements correctly describe the components of a router? 1. RAM permanently stores the configuration file used during the boot sequence. 2. ROM contains diagnostics executed on hardware modules. 3. NVRAM stores a backup copy of the IOS used during the boot sequence. 4. Flash memory does not lose its contents during a reboot. 5. ROM contains the most current and most complete version of the IOS. 6. Flash contains boot system commands to identify the location of the IOS"
2 & 4
Correct
"Which two statements correctly describe the concepts of administrative distance and metric? (Choose two.) 1. The metric varies depending which Layer 3 protocol is being routed, such as IP. 2. A router first installs routes with higher administrative distances. 3. The value of the administrative distance can not be altered by the network administrator. 4. Routes with the smallest metric to a destination indicate the best path. 5. Administrative distance refers to the trustworthiness of a particular route. 6. The metric is always determined based on hop count."
4 & 5
Correct
"Which two statements correctly describe the concepts of administrative distance and metric? 1. The metric varies depending which Layer 3 protocol is being routed, such as IP. 2. A router first installs routes with higher administrative distances. 3. The value of the administrative distance can not be altered by the network administrator. 4. Routes with the smallest metric to a destination indicate the best path. 5. Administrative distance refers to the trustworthiness of a particular route. 6. The metric is always determined based on hop count."
4 & 5
Correct
7. )) Refer to the exhibit. A network administrator has configured R1 as shown. When the administrator checks the status of the serial interface, the interface is shown as being administratively down. What additional command must be entered on the serial interface of R1 to bring the interface up?
enable
IPv6 enable
clockrate 128000
no shutdown
Correct
A collection of interconnected switches forms a _______________________.
Broadcast domain
Correct
Common domain
Collision domain
Shared domain
A company has deployed four 48-port access layer switches to a switch block. For redundancy each access layer switch will connect to two distribution layer switches. Additionally, link aggregation will be used to combine 10 Gbps interfaces to form 20 Gbps trunk links from the access layer switches to the distribution layer switches. How many switch ports on the access layer switches will be available in the switch block to support end devices?
176
Correct
A network administrator configured an EtherChannel link with three interfaces between two switches. What is the result if one of the three interfaces is down?
The remaining two interfaces continue to load balance traffic.
Correct
A network administrator configures the interface fa0/0 on the router R1 with the command ip address 172.16.1.254 255.255.255.0. However, when the administrator issues the command show ip route, the routing table does not show the directly connected network. What is the possible cause of the problem?
The configuration needs to be saved first
The interface fa0/0 has not been activated
Correct
The subnet mask is incorrect for the IPv4 address
No packets with a destination network of 1721610 have been sent to R1
A network administrator enters the following command sequence on a Cisco 3560 switch. What is the purpose of these commands? Switch(config)# interface gigabitethernet 0/1 Switch(config-if)# no switchport
to make the Gi0/1 port a routed port
Correct
A network administrator has examined the routing table of a router and noted that the entry for the destination network 172.16.4.0/24 begins with the letter D. What does this letter signify?
The route source was learned dynamically
Correct
The route to network 1721640/24 is directly connected
The route to this network is configured statically on the router
That is the direct route for packets to that network
A network administrator in XYZ Telecom is troubleshooting an EIGRP problem on a router and needs to confirm the IP addresses of the devices with which the router has established adjacency. The retransmit interval and the queue counts for the adjacent routers also need to be checked. What command will display the required information?
Router#showipeigrp neighbors
Correct
Router# show ipeigrp topology
Router# show ipeigrp adjacency
Router#showipeigrp interfaces
A network administrator is analyzing first-hop router redundancy protocols. What is a characteristic of VRRPv3?
It supports IPv6 and IPv4 addressing.
Correct
A network administrator is analyzing the features that are supported by different first-hop router redundancy protocols. Which statement describes a feature that is associated with HSRP?
HSRP uses active and standby routers.
Correct
A network administrator is analyzing the features that are supported by different first-hop router redundancy protocols. Which statement is a feature that is associated with GLBP?
GLBP allows load balancing between routers.
Correct
A network administrator is trying to add a new router into an established OSPF network. The networks attached to the new router do not appear in the routing tables of the other OSPF routers. Given the information in the partial configuration shown below, what configuration error is causing this problem?
The network wildcard mask is configured improperly.
Correct
A network administrator is trying to add a new router into an established OSPF network. The networks attached to the new router do not appear in the routing tables of the other OSPF routers. Given the information in the partial configuration shown below, what configuration error is causing this problem?Router(config)# router ospf 1Router(config-router)# network 10.0.0.0 255.0.0.0 area 0
The network wildcard mask is configured improperly
Correct
The process id is configured improperly
The network number is configured improperly
The OSPF area is configured improperly
A network administrator needs to configure a standard ACL so that only the workstation of the administrator with the IP address 192.168.15.23 can access the virtual terminal of the main router. Which two configuration commands can achieve the task?Router1(config)# access-list 10 permit host 192.168.15.23Router1(config)# access-list 10 permit 192.168.15.23 0.0.0.0Router1(config)# access-list 10 permit 192.168.15.23 0.0.0.255Router1(config)# access-list 10 permit 192.168.15.23 255.255.255.0Router1(config)# access-list 10 permit 192.168.15.23 255.255.255.255
1 & 2
Correct
2 & 4
3 & 5
1 & 5
A network administrator of Stark Industries has examined the routing table of a router and noted that the entry for the destination network 172.16.4.0/24 begins with the letter D. What does this letter signify?
The route to network 1721640/24 is directly connected
The route source was learned dynamically
Correct
The route to this network is configured statically on the router
That is the direct route for packets to that network
A network associate in Genesis Aerospace Industries has configured OSPF with the command:
2, 3, 2006
Correct
A network engineer for a semiconductor company wants to use the primary ISP connection for all external connectivity. Refer at the diagram below. The backup ISP connection is used only if the primary ISP connection fails. Which set of commands would accomplish this goal?
ip route 19813321924 255255255252ip route 6410021080 255255255252
ip route 0000 0000 s0/0/0ip route 0000 0000 s0/1/0
ip route 19813321924 255255255252ip route 6410021080 255255255252 10
ip route 0000 0000 s0/0/0ip route 0000 0000 s0/1/0 10
Correct
A PC is to access a web server on another network. Which inter-VLAN method will provide the highest bandwidth at Layer 3 and also provide a default gateway for the PC?
router-on-a-stick
Correct
A protocol that provides an encrypted connection to a remote device.
SSH
Correct
FTP
HTTP
TCP/IP
A router has two FastEthernet interfaces and needs to connect to four vlans in the local network. How can you accomplish this task, using the fewest physical interfaces and without decreasing network performance?
Use a hub to connect the four vlans with a FastEthernet interface on router
Add two more FastEthernet interfaces
Add a second router to handle the vlan traffic
Implement a router-on-a-stick configuration
Correct
A switch forwarding method that begins the forwarding process after the destination MAC address of an incoming frame and the egress port has been determined.
Automatic-forward switching
Rapid Frame forwarding
Store-and-forward switching
Cut-through switch method
Correct
A switch forwarding method that makes a forwarding decision on a frame after it has received the entire frame and then checked the frame for errors.
Rapid Frame forwarding
Cut-through switch method
Store-and-forward switching
Correct
Automatic-forward switching
A switch is configured with all ports assigned to vlan 2 with full duplex FastEthernet to segment existing departmental traffic. What is the effect of adding switch ports to a new VLAN on the switch?
More bandwidth will be required than was needed previously
More collision domains will be created
IP address utilization will be more efficient
An additional broadcast domain will be created
Correct
A type of VLAN that is configured to carry user-generated traffic.
Data VLAN
Correct
Native VLAN
Default VLAN
Management VLAN
A type of VLAN that is defined in the IEEE 802.1Q specification to maintain backward compatibility with untagged traffic common to legacy LAN scenarios.
Default VLAN
Management VLAN
Data VLAN
Native VLAN
Correct
After pinging 192.168.1.10. Using show mac address. How many MAC addresses are there in total?
0
2
24
1
Correct
After typing show interface vlan 99 at the switch, What is the bandwidth on this interface?
BW 1000000 mbps
BW 1000000 kbit
Correct
BW 1000000 Mbit
BW 1000000 bits
After typing show interface vlan 99 at the switch, What is the line protocol state?
Up
Correct
Down
After typing show mac address-table ? , How many options are available for the show mac address-table command?
4
Correct
1
2
3
All hosts in the networks have been operational for several hours when the DHCP server goes down. What happens to the hosts that have obtained service from the DHCP server?
The hosts will be able to communicate with hosts outsides their own network
The hosts will not be able to communicate with any otherhosts
The hosts will continue to communicate normally for a period of time
Correct
The hosts will only be able to communicate with otherhosts by IP address not by hostname
An administrator is investigating a failure on a trunk link between a Cisco switch and a switch from another vendor. After a few show commands, the administrator notices that the the switches are not negotiating a trunk. What is a probable cause for this issue?
Switches from other vendors do not support DTP.
Correct
As a network administrator of RMS Aerospace Industries, you have been instructed to prevent all traffic originating on the LAN from entering the R2 router. Which the following command would implement the access list on the interface of the R2 router?
ip access-group 101 in
Correct
As a network administrator, you have been instructed to prevent all traffic originating on the LAN from entering the R2 router. Which the following command would implement the access list on the interface of the R2 router?
ip access-group 101 in
Correct
access-list 101 out
ip access-group 101 out
access-list 101 in
As the network administrator you have been asked to implement EtherChannel on the corporate network. What does this configuration consist of?
grouping multiple physical ports to increase bandwidth between two switches
Correct
Assuming all configurations for this Lab are all correct as required. If I connect an additional PC to the sw and configured the PC 192.168.15 with the correct subnet and gateway, correct dns server and making sure there will be no conflict will it work?
Yes
Correct
No
Assuming all configurations for this Lab are all correct as required. If I connect an additional PC to the sw will I ever have a chance to get the ip of 192.168.1.20?
Yes
No
Correct
Configurations are stored within a VLAN database file, called
vlancfg
vlandat
Correct
cisco_vlanini
cisco_vlandat
Do you think static routes are still used even with dynamic routing (RIP, OSPF, etc.)?
Yes
Correct
No
During the initial configuration of the switch. What is the default name of VLAN 1?
Default
Correct
None
Vlan1
Default VLAN
During the initial configuration of the switch. What is the duplex setting of the interface FastEthernet 0/6?
Duplex-Half
Half-Duplex
Full-Duplex
Correct
Duplex-Full
Fill in the blank. Among the beneficial functions of a router are enhanced network security and containment of ________ traffic
broadcast
Correct
Fill in the blank. The number of ports available on a single switch is referred to as _____________
Port Density
Correct
For DHCP clients(PCs) what should be the default-gateway configured in each PCs?
192168110
192168120
19216812
19216811
Correct
For DHCP clients(PCs) what should be the DNS server configured in each PCs? To check do ipconfig /all to one of the dhcpclients(PCs).
192168110
19216812
192168120
19216815
Correct
For DHCP clients(PCs) what should be the subnet configured in each PCs?
2552552550
Correct
000255
255000
25525500
From PC11 ping 10.1.2.1. Observe the result. Is it successful?
Yes
Correct
No
From PC12 ping 10.1.2.1. Observe the result. Is it successful?
Yes
No
Correct
From PC21 ping 10.1.1.11. Observe the result. Is it successful?
No
Yes
Correct
From PC31 ping 10.1.2.1. Observe the result. Is it successful?
No
Correct
Yes
From PC32 ping 10.1.2.1. Observe the result. Is it successful?
No
Correct
Yes
From R1 do show ip int brief. Observe each line. Take note GigabitEthernet0/1.10. Which status is true?
GigabitEthernet0/110 1921682001 YES manual up up
GigabitEthernet0/110 1921681001 YES manual up up
Correct
GigabitEthernet0/110 1721681001 YES manual up up
GigabitEthernet0/110 19216810010 YES manual up up
From R1 do show ip route command, which statement is true at GigabitEthernet0/1.10?
C 1921681000/24 is directly connected, GigabitEthernet0/110
Correct
C 2101651000/24 is directly connected, GigabitEthernet0/110
C 1921681001/24 is directly connected, GigabitEthernet0/110
C 1721681000/24 is directly connected, GigabitEthernet0/110
From R1 do the "show ipint brief" command. Select the status for FastEthernet0/1.
FastEthernet0/1 unassigned YES unset administratively up down
FastEthernet0/1 unassigned YES unset administratively down down
Correct
FastEthernet0/1 unassigned YES unset administratively up up
FastEthernet0/1 unassigned YES unset administratively down up
From R1 do the "show running-config" command. Select the statusthe correct configuration for FastEthernet0/0.
interface FastEthernet0/1ip address 19216811 2552552550duplex autospeed auto
interface FastEthernet0/0ip address 19216811 2552552550duplex autospeed auto
Correct
interface FastEthernet0/0ip address 192168101 2552552550duplex autospeed auto
interface FastEthernet0/0ip address 17216811 25525500duplex autospeed auto
From R1 do the show ip route command. Select the correct connection protocol used for FastEthernet0/0.
C 19216810/24 is directly connected, FastEthernet0/0
Correct
S 19216810/24 is directly connected, FastEthernet0/0
D 19216810/24 is directly connected, FastEthernet0/0
O 19216810/24 is directly connected, FastEthernet0/0
From R1 do the show ipinterface briefcommand. Select the status for Serial0/0/0
Serial0/0/0 19216821 YES manual down up
Serial0/0/0 192168201 YES manual up up
Serial0/0/0 19216821 YES manual up up
Correct
Serial0/0/0 19216821 YES manual up down
From R1 is there any default gateway configured?
No
Correct
Yes
From R4 do ping test to R1 Loobackip (10.10.10.1). Is it successful?
No
Yes
Correct
From R4 do ping test to R2 Loopback ip (10.10.20.1). Is it unsuccessful?
Yes
No
Correct
From R4 do traceroute test to R1 Loobackip (10.10.10.1). Is it successful?
Yes
Correct
No
From R4 do traceroute test to R3 Loopback ip (10.10.30.1). Is it successful?
Yes
Correct
No
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