47
Which statement is true about FTP implementations?

The protocol interpreter (PI) function engages once the data transfer process (DTP) function is complete.

The DTP function is responsible for the login sequence.
*	FTP requires two connections, one for control and one for data.

Both the PI and the DTP close automatically when the transfer is complete.



48


Refer to the exhibit. The network administrator needs to configure the Fa0/0 interface of RTB so that hosts from RTA can connect to the server that is attached to RTB. Which two commands will the administrator use to accomplish this task? (Choose two.)

RTB# ip address 192.168.102.98 255.255.255.248

RTB(config-if)# ip address 192.168.102.99 255.255.255.252

RTB(config)# ip address 192.168.102.97 255.255.255.252

RTB(config)# no shutdown
*	RTB(config-if)# no shutdown
*	RTB(config-if)# ip address 192.168.102.97 255.255.255.252



49
In a structured cable system, which term describes the cable that connects the wall jack in the user work area to the patch panel in the wiring closet?
*	patch cable

vertical cable

horizontal cable

backbone cable



50


Refer to the exhibit. The network administrator uses the command below to configure a default route on RTB:

RTB(config)# ip route 0.0.0.0 0.0.0.0 fa0/0

A ping issued from PC3 is successful to RTB. However, echo request packets arrive at PC1 but the echo replies do not make it back to PC3. What will fix this problem?

RTA must be configured to forward packets to the 192.168.2.0 network.
*	The ip route command needs to be edited so that the next hop address is 10.1.1.5.

The ip route command needs to be edited so that the 192.168.2.1 address is the next hop address.

The ip route command should be removed from the RTB router configuration.

Another default route should be configured on RTA with a next hop address of 10.1.1.6.



51
A user reports being able to access the Internet but not being able to download e-mail from the mail server at the ISP. What should the user check on the user workstation?
*	the POP3 and SMTP server settings in the e-mail application

the patch cable connections at the back of the workstation and at the wall plate

the DHCP settings in the operating system

the IP address, mask, and default gateway values

the NIC drivers



52


Refer to the exhibit. A network administrator is troubleshooting the serial connection between R1 and R2. There is no communication between R1 and R2. Based on the output of the show ip interface brief command, what is the cause of the problem?
*	There is a misconfiguration of IP addresses.

There is a mismatch of encapsulation methods.

The no shutdown command has not been issued on R2.

The routing protocols are not compatible.








---




How do port filtering and access lists help provide network security?
They prevent specified types of traffic from reaching specified network destinations.


They prevent specified types of traffic from reaching specified network destinations.(Choose two.)
performance
service availability


Refer to the exhibit. Devices need to connect to the file server from remote networks. What method should be used to provide the file server with an IP address to allow these connections?
static NAT


A new Cisco IOS is installed on a router in the default location. After booting, the router enters ROMMON mode. What is the reason for this?
There is inadequate memory to load the Cisco IOS.


Which statement correctly describes MIB?
It is a database that a device keeps about itself concerning network performance parameters.


What is the purpose of using the copy tftp flash command on a router?
to restore the IOS image from a server


Which WAN service provides point-to-point connections with a predefined communications path?
leased line


When selecting a WAN service, a customer estimates that it may need about 20 Mb/s of the upstream bandwidth to support various server services on the Internet. Which WAN connection should the network designer recommend?
fractional T3


Which protocol allows encryption of any application layer protocol?
IPsec


What are three features of the TCP protocol? (Choose three.)
It provides retransmission of data packets if they are lost during transmission.
It uses a three-way handshake between the sending and receiving systems to establish each conversation.
It specifies how messages are reassembled at the destination host.


Refer to the exhibit. A new branch office has been added to the corporate network and a new router is to be installed to allow branch office users to access the database server at headquarters. How should the serial 0/0/0 interface of the new branch office router be configured to connect to the headquarters router?
branch_23(config-if)# encapsulation ppp
branch_23(config-if)# ip address 192.168.5.21 255.255.255.240
branch_23(config-if)# no shutdown


Which two statements are correct about the DNS hierarchy? (Choose two.)
DNS relies on a hierarchy of decentralized servers to maintain records.
All DNS servers manage databases that store name-to-IP mappings for the entire DNS structure.


For the assignment of permissions to files and folders, what does the "principle of least privilege" imply?
Users only have access to resources that are necessary for their jobs.


Which statement is true about FTP implementations?
FTP requires two connections, one for control and one for data.


What is one purpose of the TCP three-way handshake?
synchronizing sequence numbers between source and destination in preparation for data transfer



Refer to the exhibit. What is the device named "Distribution"?
a switch


A network administrator has designed a Class B network with a 255.255.254.0 mask. Which two statements are true for this network? (Choose two.)
There are 128 subnets.
There are 510 usable hosts per subnet.


Refer to the exhibit. R1 and R2 are configured with the commands that are displayed. All interfaces are properly configured, but neither router is receiving routing updates. What two things can be done to solve the problem? (Choose two.)
Configure the routing protocol on R1 for network 10.0.0.0.
Configure the routing protocol on R2 for network 10.0.0.0.

Which cable type is used to interconnect the FastEthernet interfaces of two routers?
crossover


Refer to the exhibit. Host A is unable to ping R1. Which two configuration steps should be performed on R1 to solve this problem? (Choose two.)
Enable the interface administratively.
Configure the subnet mask on the router correctly.


What are two reasons for issuing the show ip route command on a router? (Choose two.)
It displays the directly connected networks.
It displays the routing protocol that is receiving updates from the neighboring routers.


A network engineer is asked to specify the type of cable for a new network installation. The engineer plans horizontal cable runs of less than 90 feet (27.4 meters) using cable that is not expensive and is easy to implement. It will be positioned away from electrically noisy areas to avoid EMI. Which cable should the engineer choose?
UTP


A new router is connected to an existing network. Which two tasks must be completed on the new router to include it in the dynamic routing process? (Choose two.)
Assign an appropriate IP address and subnet mask to the serial interface.
Configure a routing protocol with the directly connected network IP addresses.


What is a characteristic of the EIGRP routing protocol?
It builds the topology table based on all of the advertisements from its neighbors.


What is the purpose of using the copy tftp flash command on a router?
to restore the IOS image from a server


Which two subnet masks could be used when subnetting a Class B IP address? (Choose two.)
255.255.255.240
255.255.192.0


Which two commands ensure that any password that permits access to the privileged EXEC mode is not shown in plain text when the configuration files are displayed? (Choose two.)
Router(config)# enable secret cisco
Router(config)# service password-encryption


Refer to the exhibit. The network administrator has configured the RTA and RTB interfaces. In order to allow hosts that are attached to RTA to reach the server that is attached to RTB, a static route from RTA to the server LAN and a default route from RTB back to RTA need to be configured. Which two commands will the administrator use to accomplish these tasks on the two routers? (Choose two.)
RTA(config)# ip route 10.16.10.96 255.255.255.252 10.16.10.6
RTB(config)# ip route 0.0.0.0 0.0.0.0 S0/0/1

Which routing protocol excludes the subnet information from routing updates?
RIPv1



What is a characteristic of Syslog?
It enables devices to send information to a daemon that runs on a management station.


As data travels through a network, a header and trailer are added and the data is placed on the medium for transmission to the next directly connected device. At which two layers of the OSI model do these activities occur? (Choose two.)
physical
data link


Which statement is correct about passive data connections in the FTP protocol?
The server forwards its IP address and a random port number to the FTP client through the control stream.


A small company is contracting with an ISP to host a web server. The web administrator needs to upload files to the web server via a secure channel using FTPS. Although a ping to the server is successful, the web administrator reports that the FTPS connection cannot be established. The technician at the ISP responds that for security reasons the FTPS default port has been blocked by a firewall and the web server has been configured with a non-default port for FTPS access. At which layer of the OSI model has the security measure been applied?
transport layer



What is a feature of PAT?
It allows multiple hosts on a single LAN to share globally unique IP addresses.


A user calls a help desk about being unable to connect to a web server. The technician asks the user to issue a ping 127.0.0.1 command. What is the purpose of this command?
verify if the TCP/IP stack is functioning on the PC


Which routes are automatically added to the routing table on a neighbor router when routing protocols exchange information about directly connected networks?
dynamic routes


A user is able to ping IP addresses but is unable to ping hosts by domain name. What should be checked at the workstation of the user?
the DNS configuration


A user is attempting to do an http://www.cisco.com/ without success. Which two configuration values must be set on the host to allow this access? (Choose two.)
DNS server
default gateway


Refer to the graphic. Which command will configure a static route on Router A to direct traffic from LAN A that is destined for LAN C?
RouterA(config)# ip route 192.168.4.0 255.255.255.0 192.168.3.2


Why are port numbers included in the TCP header of a segment?
to enable a receiving host to forward the data to the appropriate application


Refer to the exhibit. A NOC technician at an ISP enters the command c:\ping 209.165.201.7. What are two reasons to use this command? (Choose two.)
test reachability to 209.165.201.7
measure the time that packets take to reach 209.165.201.7 and return to the technician's workstation


What is the effect of issuing the hostname RouterA command on a router?
The router prompt will change from Router(config)# to RouterA(config)#


A user calls the help desk to report that a Windows XP workstation is unable to connect to the network after startup and that a popup window says “This connection has limited or no connectivity.” The technician asks the user to issue the ipconfig /all command. The user reports the IP address is 169.254.69.196 with subnet mask of 255.255.0.0 and nothing is displayed for the DNS server IP address. What is the cause of the problem?
The workstation is unable to obtain an IP address from a DHCP server.


If the configuration register is currently set to 0x2102, what is the first action that a router will take after the bootstrap program loads successfully?
load the IOS from flash


Refer to the exhibit. A ping 192.168.1.20 command is issued on workstation A to determine if workstation B can be reached. What two events will occur if this command is successful? (Choose two.)
Workstation A will send an ICMP echo request message to workstation B.
Workstation B will send an ICMP echo reply message to workstation A.


An administrator wishes to protect a router by encrypting the console access password noaccess. Which command should be used?
Router(config)# service password-encryption


To manage a Cisco switch using Telnet, where would the management IP address be configured on the switch?
VLAN 1 interface


Refer to the exhibit. The network administrator has added a route by using the ip route 10.13.13.0 255.255.255.0 192.168.1.1 command on R1. Hosts on the 10.12.12.0 network cannot communicate with hosts on the 10.13.13.0 network. What is the reason for this?
The static route has not been configured correctly.


Refer to the exhibit. What does the highlighted value 120 represent?
the administrative distance of the routing protocol


Which type of address is 192.168.17.111/28?
broadcast address




Refer to the exhibit. The network administrator uses the command below to configure a default route on RTB:

RTB(config)# ip route 0.0.0.0 0.0.0.0 fa0/0

A ping issued from PC3 is successful to RTB. However, echo request packets arrive at PC1 but the echo replies do not make it back to PC3. What will fix this problem?
The ip route command needs to be edited so that the next hop address is 10.1.1.5.



Which two statements are correct about the DNS hierarchy? (Choose two.)
DNS relies on a hierarchy of decentralized servers to maintain records.
The root servers maintain records about how to reach top-level domain servers.



Which two processes enable a router to determine paths to destination networks? (Choose two.)
manual configuration of routes
updates from other routers



A network is spread across two buildings that are separated by a distance of 500 feet (152 meters). An electrical transformer is installed near the cable route. Which type of cable should be used in this network?
fiber-optic


Refer to the exhibit. What is used to exchange routing information between routers within each AS?
IGP routing protocols



Refer to the exhibit. R2 is connected to the Serial0/0/1 interface of R1 and is properly configured to share routing updates with R1. Which network will R2 exclude from installing in its routing table?
R 192.168.6.0/24 [120/15] via 192.168.3.2, 00:00:10, Serial0/0/0



How does an SNMP trap aid network monitoring and management?
It sends an alert message to the management station when a threshold is reached.



Refer to the exhibit. Host A is unable to ping host B. What can be done to solve this problem? (Choose two.)
Configure a static route for network 10.1.2.0/24 on R2 and use exit interface S0/0/0.
Configure a static route for network 10.1.1.0/24 on R1 with the next hop address as the IP address of the serial interface of R2.



A hacker attempts to reach confidential information that is stored on a server inside the corporate network. A network security solution inspects the entire packet, determines that it is a threat, and blocks the packet from entering the inside network. Which security measure protected the network?
an IPS



Why are port numbers included in the TCP header of a segment?
to enable a receiving host to forward the data to the appropriate application



If the configuration register is currently set to 0x2102, what is the first action that a router will take after the bootstrap program loads successfully?
load the IOS from flash



Refer to the exhibit. While configuring the serial interface of a router, the network administrator sees the highlighted error message. What is the reason for this?
The network administrator has attempted to configure the serial interface with a broadcast address.



How do port filtering and access lists help provide network security?
They prevent specified types of traffic from reaching specified network destinations.



Refer to the exhibit. Both R1 and R2 are performing static NAT translations for their inside networks. A packet is sent from HostA to the web server. What are the source and destination IP addresses when the frame is located at position "A" as displayed in the exhibit?
Source: 172.30.20.10 Destination: 172.30.20.100




Which mode does a router enter when no configuration file is located in NVRAM?
setup


How does a switch interface that uses sticky port security handle MAC addresses?
They are configured dynamically and are saved in the running configuration.


Refer to the exhibit. Based on the output of the show ip route command, how many hops are between this router and the 192.168.3.0 network?
4


Refer to the exhibit. A user who is connected to RTA is trying to telnet to RTB, but the connection is failing. Based on the output of the show running-config command on router RTB, why is the Telnet session failing?
No password has been configured on the VTY lines.


Refer to the exhibit. A network administrator configures a static default route to the Internet on RTA. Why does the route not appear in the routing table?
The serial interface is not operational.


A small tire retailer requires a low-cost WAN connection to its headquarters in order to manage its inventory and process customer sales in real time. Which WAN connection type is best suited to its needs?
DSL


A building has experienced a power outage. When the power returns, none of the devices on one floor can access the Internet. The network administrator checks the switch in the IDF that these devices are connected to and notes that the SYST LED on the front of the switch is amber.
What is a possible cause of this problem?
The switch has failed POST.



What is an example of a dedicated point-to-point WAN link?
T1/E1


Which protocol allows encryption of any application layer protocol?
IPsec




Refer to the exhibit. The PC tries to ping router B at 192.168.2.2, but the ping fails. What is the problem?
The address of the PC is on the wrong subnet.



The network administrator can ping a remote router but is unable to telnet to it. At what layer of the OSI model does this error occur?
application


Refer to the exhibit. What two conclusions can be drawn about router RTB? (Choose two.)
Router RTB is connected to a Cisco 1841 router.
The IP address of the router interface that is connected to router RTB is 192.168.2.6.



Refer to the exhibit. A network administrator is troubleshooting the serial connection between R1 and R2. There is no communication between R1 and R2. Based on the output of the show ip interface brief command, what is the cause of the problem?
There is a misconfiguration of IP addresses.


Which two processes enable a router to determine paths to destination networks? (Choose two.)
manual configuration of routes
updates from other routers


When using NAT on a router, what is the term for the IP address of an inside host as it appears to the outside network?
inside global



Which application can be delivered using UDP?
DNS


What will a router do with a packet that is destined for a host with the IP address 192.168.1.5/24 if no entry for the 192.168.24.0/24 network exists in the routing table?
It will drop the packet.


What should be the first step in a structured cable project?
Obtain an accurate floor plan.


How many host addresses may be assigned on each subnetwork when using the 130.68.0.0 network address with a subnet mask of 255.255.248.0?
2046


When customers use credit cards to make purchases at a small business, a modem is heard dialing a telephone number to transfer the transaction data to the central office. What type of WAN serial connection is in use?
circuit switched


The command copy tftp running-config has been entered on the router. What will this command do?
copy the configuration file from a server to RAM


A user reports being unable to access the Internet. The help desk technician employs a bottom-up approach to troubleshooting. The technician first has the user check the patch cable connection from the PC to the wall, and then has the user verify that the NIC has a green link light. What will the technician have the user do next?
Verify the IP address, subnet, and gateway settings using ipconfig on the PC.



Which two statements are true about the use of the debug ip rip command on a Cisco router? (Choose two.)
The debug ip rip command displays RIP routing activity in real time.
Because of router processor usage, the debug ip rip command should be used only when necessary.
FoolishWayz33
CCNA Noob