ITN | Modules 16

What feature of SSH makes it more secure than Telnet for a device management connection?

stronger password requirement

confidentiality with IPsec

random one-time port connection

Correct! Wrong!

A network administrator is upgrading a small business network to give high priority to real-time applications traffic. What two types of network services is the network administrator trying to accommodate? (Choose two.)

Please select 2 correct answers

FTP

video

instant messaging

SNMP

voice

Correct! Wrong!

What is the purpose of a small company using a protocol analyzer utility to capture network traffic on the network segments where the company is considering a network upgrade?

to identify the source and destination of local network traffic

to establish a baseline for security analysis after the network is upgraded

to document and analyze network traffic requirements on each network segment

to capture the Internet connection bandwidth requirement

Correct! Wrong!

Which network service automatically assigns IP addresses to devices on the network?

traceroute

DHCP

DNS

Telnet

Correct! Wrong!

Where are Cisco IOS debug output messages sent by default?

vty lines

Syslog server

console line

memory buffers

Correct! Wrong!

A network technician suspects that a particular network connection between two Cisco switches is having a duplex mismatch. Which command would the technician use to see the Layer 1 and Layer 2 details of a switch port?

show running-config

show interfaces

show ip interface brief

show mac-address-table

Correct! Wrong!

A ping fails when performed from router R1 to directly connected router R2. The network administrator then proceeds to issue the show cdp neighbors command. Why would the network administrator issue this command if the ping failed between the two routers?

The network administrator wants to determine if connectivity can be established from a non-directly connected network.

The network administrator wants to verify the IP address configured on router R2.

The network administrator wants to verify Layer 2 connectivity.

The network administrator suspects a virus because the ping command did not work.

Correct! Wrong!

Which malicious code attack is self-contained and tries to exploit a specific vulnerability in a system being attacked?

social engineering

Trojan horse

worm

virus

Correct! Wrong!

What is the role of an IPS?

filtering of nefarious websites

detecting and blocking of attacks in real time

connecting global threat information to Cisco network security devices

authenticating and validating traffic

Correct! Wrong!

Why would a network administrator use the tracert utility?

to display the IP address, default gateway, and DNS server address for a PC

to identify where a packet was lost or delayed on a network

to determine the active TCP connections on a PC

to check information about a DNS name in the DNS server

Correct! Wrong!

A user wants to know the IP address of the PC. What is the best command to use to accomplish the task?

copy running-config startup-config

show ip nat translations

show interfaces

ipconfig

Correct! Wrong!

Which process failed if a computer cannot access the internet and received an IP address of 169.254.142.5?

HTTP

DNS

DHCP

Correct! Wrong!

A technician is to document the current configurations of all network devices in a college, including those in off-site buildings. Which protocol would be best to use to securely access the network devices?

Telnet

FTP

HTTP

SSH

Correct! Wrong!

An administrator decides to use "password" as the password on a newly installed router. Which statement applies to the password choice?

It is weak since it is a word that is easily found in the dictionary.

It is weak because it is a commonly used password.

It is strong because it uses a minimum of 10 numbers, letters and special characters.

It is strong because it uses a passphrase.

Correct! Wrong!

What three configuration steps must be performed to implement SSH access to a router? (Choose three.)

Please select 3 correct answers

a password on the console line

an enable mode password

a user account

an IP domain name

a unique hostname

an encrypted password

Correct! Wrong!

A network technician issues the C:\> tracert -6 www.cisco.com command on a Windows PC. What is the purpose of the -6 command option?

It sends 6 probes within each TTL time period.

It forces the trace to use IPv6.

It sets a 6 milliseconds timeout for each replay.

It limits the trace to only 6 hops.

Correct! Wrong!

Users are complaining that they are unable to browse certain websites on the Internet. An administrator can successfully ping a web server via its IP address, but cannot browse to the domain name of the website. Which troubleshooting tool would be most useful in determining where the problem is?

tracert

nslookup

ipconfig

netstat

Correct! Wrong!

What type of traffic would most likely have the highest priority through the network?

FTP

SNMP

voice

instant messaging

Correct! Wrong!

A small company has only one router as the exit point to its ISP. Which solution could be adopted to maintain connectivity if the router itself, or its connection to the ISP, fails?

Add more interfaces to the router that is connected to the internal network.

Activate another router interface that is connected to the ISP, so the traffic can flow through it.

Purchase a second least-cost link from another ISP to connect to this router.

Have a second router that is connected to another ISP.

Correct! Wrong!

What is the advantage of using SSH over Telnet?

SSH supports authentication for a connection request.

SSH operates faster than Telnet.

SSH is easier to use.

SSH provides secure communications to access hosts.

Correct! Wrong!

Which type of network threat is intended to prevent authorized users from accessing resources?

DoS attacks

reconnaissance attacks

trust exploitation

access attacks

Correct! Wrong!

A support technician needs to know the IP address of the wireless interface on a MAC. What is the best command to use to accomplish the task?

show interfaces

show ip nat translations

copy running-config startup-config

ipconfig getifaddr en0

Correct! Wrong!

A user is redesigning a network for a small company and wants to ensure security at a reasonable price. The user deploys a new application-aware firewall with intrusion detection capabilities on the ISP connection. The user installs a second firewall to separate the company network from the public network. Additionally, the user installs an IPS on the internal network of the company. What approach is the user implementing?

layered

structured

attack based

risk based

Correct! Wrong!

Which type of attack involves an adversary attempting to gather information about a network to identify vulnerabilities?

reconnaissance

dictionary

man-in-the-middle

DoS

Correct! Wrong!

Only employees connected to IPv6 interfaces are having difficulty connecting to remote networks. The analyst wants to verify that IPv6 routing has been enabled. What is the best command to use to accomplish the task?

copy running-config startup-config

show ip nat translations

show running-config

show interfaces

Correct! Wrong!

An administrator decides to use "Feb121978" as the password on a newly installed router. Which statement applies to the password choice?

It is strong because it uses a minimum of 10 numbers, letters and special characters.

It is weak because it uses easily found personal information.

It is weak since it is a word that is easily found in the dictionary.

It is strong because it uses a passphrase.

Correct! Wrong!

A newly hired network technician is given the task of ordering new hardware for a small business with a large growth forecast. Which primary factor should the technician be concerned with when choosing the new devices?

devices that have support for network monitoring

redundant devices

devices with support for modularity

devices with a fixed number and type of interfaces

Correct! Wrong!

A network technician is investigating network connectivity from a PC to a remote host with the address 10.1.1.5. Which command, when issued on a Windows PC, will display the path to the remote host?

ping 10.1.1.5

tracert 10.1.1.5

traceroute 10.1.1.5

trace 10.1.1.5

Correct! Wrong!

Which three services are provided by the AAA framework? (Choose three.)

Please select 3 correct answers

automation

autoconfiguration

accounting

autobalancing

authorization

authentication

Correct! Wrong!

What type of attack may involve the use of tools such as nslookup and fping?

denial of service attack

access attack

worm attack

reconnaissance attack

Correct! Wrong!

By following a structured troubleshooting approach, a network administrator identified a network issue after a conversation with the user. What is the next step that the administrator should take?

Verify full system functionality.

Test the theory to determine cause.

Establish a plan of action to resolve the issue.

Establish a theory of probable causes.

Correct! Wrong!

Which element of scaling a network involves identifying the physical and logical topologies?

network documentation

cost analysis

traffic analysis

device inventory

Correct! Wrong!

An administrator decides to use "RobErT" as the password on a newly installed router. Which statement applies to the password choice?

It is strong because it uses a passphrase.

It is strong because it contains 10 numbers and special characters.

It is strong because it uses a minimum of 10 numbers, letters and special characters.

It is weak since it uses easily found personal information.

Correct! Wrong!

What is an accurate description of redundancy?

designing a network to use multiple paths between switches to ensure there is no single point of failure

configuring a router with a complete MAC address database to ensure that all frames can be forwarded to the correct destination

designing a network to use multiple virtual devices to ensure that all traffic uses the best path through the internetwork

configuring a switch with proper security to ensure that all traffic forwarded through an interface is filtered

Correct! Wrong!

Which command can an administrator execute to determine what interface a router will use to reach remote networks?

show arp

show interfaces

show protocols

show ip route

Correct! Wrong!

When should an administrator establish a network baseline?

when there is a sudden drop in traffic

when the traffic is at peak in the network

at regular intervals over a period of time

at the lowest point of traffic in the network

Correct! Wrong!

A user reports a lack of network connectivity. The technician takes control of the user machine and attempts to ping other computers on the network and these pings fail. The technician pings the default gateway and that also fails. What can be determined for sure by the results of these tests?

Nothing can be determined for sure at this point.

The TCP/IP protocol is not enabled.

The router that is attached to the same network as the workstation is down.

The NIC in the PC is bad.

Correct! Wrong!

On which two interfaces or ports can security be improved by configuring executive timeouts? (Choose two.)

Please select 2 correct answers

vty ports

loopback interfaces

console ports

serial interfaces

Fast Ethernet interfaces

Correct! Wrong!

What is the objective of a network reconnaissance attack?

discovery and mapping of systems

denying access to resources by legitimate users

unauthorized manipulation of data

disabling network systems or services

Correct! Wrong!

A network administrator establishes a connection to a switch via SSH. What characteristic uniquely describes the SSH connection?

remote access to a switch where data is encrypted during the session

direct access to the switch through the use of a terminal emulation program

remote access to the switch through the use of a telephone dialup connection

on-site access to a switch through the use of a directly connected PC and a console cable

out-of-band access to a switch through the use of a virtual terminal with password authentication

Correct! Wrong!

Which statement is true about Cisco IOS ping indicators?

'.' indicates that the ping was successful but the response time was longer than normal.

A combination of '.' and ‘!’ indicates that a router along the path did not have a route to the destination address and responded with an ICMP unreachable message.

'!' indicates that the ping was unsuccessful and that the device may have issues finding a DNS server.

'U' may indicate that a router along the path did not contain a route to the destination address and that the ping was unsuccessful.

Correct! Wrong!

An administrator decides to use "5$7*4#033!" as the password on a newly installed router. Which statement applies to the password choice?

It is weak because it is often the default password on new devices.

It is weak since it uses easily found personal information.

It is strong because it uses a minimum of 10 numbers, letters and special characters.

It is strong because it contains 10 numbers and special characters.

Correct! Wrong!

Some routers and switches in a wiring closet malfunctioned after an air conditioning unit failed. What type of threat does this situation describe?

environmental

electrical

maintenance

configuration

Correct! Wrong!

Which command will block login attempts on RouterA for a period of 30 seconds if there are 2 failed login attempts within 10 seconds?

RouterA(config)# login block-for 2 attempts 30 within 10

RouterA(config)# login block-for 30 attempts 2 within 10

RouterA(config)# login block-for 30 attempts 10 within 2

RouterA(config)# login block-for 10 attempts 2 within 30

Correct! Wrong!

An administrator decides to use “admin” as the password on a newly installed router. Which statement applies to the password choice?

It is strong because it uses a passphrase.

It is strong because it uses a minimum of 10 numbers, letters and special characters.

It is strong because it contains 10 numbers and special characters.

It is weak because it is often the default password on new devices.

Correct! Wrong!

A network technician is troubleshooting an issue and needs to verify the IP addresses of all interfaces on a router. What is the best command to use to accomplish the task?

ipconfig getifaddr en0

show ip route

nslookup

show ip interface brief

Correct! Wrong!

Which attack involves a compromise of data that occurs between two end points?

denial-of-service

username enumeration

extraction of security parameters

man-in-the-middle attack

Correct! Wrong!

An administrator decides to use “pR3s!d7n&0” as the password on a newly installed router. Which statement applies to the password choice?

It is weak since it uses easily found personal information.

It is strong because it uses a minimum of 10 numbers, letters and special characters.

It is weak since it is a word that is easily found in the dictionary.

It is weak because it is often the default password on new devices.

Correct! Wrong!

Which method is used to send a ping message specifying the source address for the ping?

Issue the ping command after shutting down un-needed interfaces.

Issue the ping command from within interface configuration mode.

Issue the ping command without specifying a destination IP address.

Issue the ping command without extended commands.

Correct! Wrong!

What is the difference between a virus and a worm?

Viruses self-replicate but worms do not.

Viruses hide in legitimate programs but worms do not.

Worms self-replicate but viruses do not.

Worms require a host file but viruses do not.

Correct! Wrong!

Students who are connected to the same switch are having slower than normal response times. The administrator suspects a duplex setting issue. What is the best command to use to accomplish the task?

show interfaces

ipconfig getifaddr en0

copy running-config startup-config

show ip nat translations

Correct! Wrong!

An administrator decides to use “WhatAreyouwaiting4” as the password on a newly installed router. Which statement applies to the password choice?

It is weak because it is often the default password on new devices.

It is weak since it uses easily found personal information.

It is strong because it uses a passphrase.

It is weak since it is a word that is easily found in the dictionary.

Correct! Wrong!

What factor should be considered in the design of a small network when devices are being chosen?

traffic analysis

redundancy

cost of devices

ISP

Correct! Wrong!

Which firewall feature is used to ensure that packets coming into a network are legitimate responses to requests initiated from internal hosts?

packet filtering

application filtering

stateful packet inspection

URL filtering

Correct! Wrong!

Which statement describes the ping and tracert commands?

Both ping and tracert can show results in a graphical display.

Tracert uses IP addresses; ping does not.

Ping shows whether the transmission is successful; tracert does not.

Tracert shows each hop, while ping shows a destination reply only.

Correct! Wrong!

A network technician is troubleshooting an issue and needs to verify all of the IPv6 interface addresses on a router. What is the best command to use to accomplish the task?

show ipv6 interface

show interfaces

show ip nat translations

show ip route

Correct! Wrong!

A teacher is having difficulties connecting his PC to the classroom network. He needs to verify that a default gateway is configured correctly. What is the best command to use to accomplish the task?

ipconfig

copy running-config startup-config

show interfaces

show ip nat translations

Correct! Wrong!

Which component is designed to protect against unauthorized communications to and from a computer?

firewall

antimalware

security center

antivirus

port scanner

Correct! Wrong!

When applied to a router, which command would help mitigate brute-force password attacks against the router?

banner motd $Max failed logins = 5$

exec-timeout 30

service password-encryption

Correct! Wrong!

What mechanism can be implemented in a small network to help minimize network latency for real-time streaming applications?

PoE

AAA

QoS

ICMP

Correct! Wrong!

Which two traffic types require delay sensitive delivery? (Choose two.)

Please select 2 correct answers

voz

vídeo

web

FTP

Correct! Wrong!

Which command can an administrator issue on a Cisco router to send debug messages to the vty lines?

terminal monitor

logging synchronous

logging console

logging buffered

Correct! Wrong!

An administrator decides to use "Elizabeth" as the password on a newly installed router. Which statement applies to the password choice?

It is strong because it uses a minimum of 10 numbers, letters and special characters.

It is weak because it uses easily found personal information.

It is strong because it uses a passphrase.

It is weak since it is a word that is easily found in the dictionary.

Correct! Wrong!

A network engineer is analyzing reports from a recently performed network baseline. Which situation would depict a possible latency issue?

a change in the amount of RAM according to the show version output

an increase in host-to-host ping response times

a change in the bandwidth according to the show interfaces output

a next-hop timeout from a traceroute

Correct! Wrong!

An administrator is troubleshooting connectivity issues and needs to determine the IP address of a website. What is the best command to use to accomplish the task?

nslookup

copy startup-config running-config

show ipv6 interface

show ipv6 route

Correct! Wrong!

A user is unable to reach the website when typing http://www.cisco.com in a web browser, but can reach the same site by typing http://72.163.4.161. What is the issue?

default gateway

DHCP

TCP/IP protocol stack

DNS

Correct! Wrong!

What information about a Cisco router can be verified using the show version command?

the operational status of serial interfaces

the administrative distance used to reach networks

the value of the configuration register

the routing protocol version that is enabled

Correct! Wrong!

A network engineer is troubleshooting connectivity issues among interconnected Cisco routers and switches. Which command should the engineer use to find the IP address information, host name, and IOS version of neighboring network devices?

show cdp neighbors detail

show interfaces

show ip route

show version

Correct! Wrong!

What is the purpose of the network security accounting function?

to keep track of the actions of a user

to determine which resources a user can access

to provide challenge and response questions

to require users to prove who they are

Correct! Wrong!

What does the term vulnerability mean?

a computer that contains sensitive information

a potential threat that a hacker creates

a method of attack to exploit a target

a known target or victim machine

a weakness that makes a target susceptible to an attack

Correct! Wrong!

For security reasons a network administrator needs to ensure that local computers cannot ping each other. Which settings can accomplish this task?

firewall settings

file system settings

MAC address settings

smartcard settings

Correct! Wrong!

What is one of the most effective security tools available for protecting users from external threats?

password encryption techniques

router that run AAA services

firewalls

patch servers

Correct! Wrong!

Which benefit does SSH offer over Telnet for remotely managing a router?

encryption

authorization

TCP usage

connections via multiple VTY lines

Correct! Wrong!

A student wants to save a router configuration to NVRAM. What is the best command to use to accomplish the task?

show ip route

copy running-config startup-config

show interfaces

show ip nat translations

Correct! Wrong!

An administrator decides to use "12345678!" as the password on a newly installed router. Which statement applies to the password choice?

It is strong because it uses a passphrase.

It is weak since it is a word that is easily found in the dictionary.

It is strong because it uses a minimum of 10 numbers, letters and special characters.

It is weak because it uses a series of numbers or letters.

Correct! Wrong!

Which command should be used on a Cisco router or switch to allow log messages to be displayed on remotely connected sessions using Telnet or SSH?

debug all

logging synchronous

terminal monitor

show running-config

Correct! Wrong!

Which network design consideration would be more important to a large corporation than to a small business?

firewall

Internet router

low port density switch

redundancy

Correct! Wrong!

An employee complains that a Windows PC cannot connect to the Internet. A network technician issues the ipconfig command on the PC and is shown an IP address of 169.254.10.3. Which two conclusions can be drawn? (Choose two.)

Please select 2 correct answers

The PC is configured to obtain an IP address automatically.

The default gateway address is not configured.

The DNS server address is misconfigured.

The enterprise network is misconfigured for dynamic routing.

The PC cannot contact a DHCP server.

Correct! Wrong!

Which example of malicious code would be classified as a Trojan horse?

malware that attaches itself to a legitimate program and spreads to other programs when launched

malware that can automatically spread from one system to another by exploiting a vulnerability in the target

malware that requires manual user intervention to spread between systems

malware that was written to look like a video game

Correct! Wrong!

What is considered the most effective way to mitigate a worm attack?

Ensure that AAA is configured in the network.

Change system passwords every 30 days.

Download security updates from the operating system vendor and patch all vulnerable systems.

Ensure that all systems have the most current virus definitions.

Correct! Wrong!

When configuring SSH on a router to implement secure network management, a network engineer has issued the login local and transport input ssh line vty commands. What three additional configuration actions have to be performed to complete the SSH configuration? (Choose three.)

Please select 3 correct answers

Configure the correct IP domain name.

Configure role-based CLI access.

Create a valid local username and password database.

Generate the asymmetric RSA keys.

Set the user privilege levels.

Manually enable SSH after the RSA keys are generated.

Correct! Wrong!

Which statement is true about CDP on a Cisco device?

Because it runs at the data link layer, the CDP protocol can only be implemented in switches.

CDP can be disabled globally or on a specific interface.

The show cdp neighbor detail command will reveal the IP address of a neighbor only if there is Layer 3 connectivity.

To disable CDP globally, the no cdp enable command in interface configuration mode must be used.

Correct! Wrong!

ITN | Modules 16 – 17

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ITN | Modules 16 – 17

What feature of SSH makes it more secure than Telnet for a device management connection?

A network administrator is upgrading a small business network to give high priority to real-time applications traffic. What two types of network services is the network administrator trying to accommodate? (Choose two.)

What is the purpose of a small company using a protocol analyzer utility to capture network traffic on the network segments where the company is considering a network upgrade?

Which network service automatically assigns IP addresses to devices on the network?

Where are Cisco IOS debug output messages sent by default?

A network technician suspects that a particular network connection between two Cisco switches is having a duplex mismatch. Which command would the technician use to see the Layer 1 and Layer 2 details of a switch port?

A ping fails when performed from router R1 to directly connected router R2. The network administrator then proceeds to issue the show cdp neighbors command. Why would the network administrator issue this command if the ping failed between the two routers?

Which malicious code attack is self-contained and tries to exploit a specific vulnerability in a system being attacked?

What is the role of an IPS?

Why would a network administrator use the tracert utility?

A user wants to know the IP address of the PC. What is the best command to use to accomplish the task?

Which process failed if a computer cannot access the internet and received an IP address of 169.254.142.5?

A technician is to document the current configurations of all network devices in a college, including those in off-site buildings. Which protocol would be best to use to securely access the network devices?

An administrator decides to use "password" as the password on a newly installed router. Which statement applies to the password choice?

What three configuration steps must be performed to implement SSH access to a router? (Choose three.)

A network technician issues the C:\> tracert -6 www.cisco.com command on a Windows PC. What is the purpose of the -6 command option?

Users are complaining that they are unable to browse certain websites on the Internet. An administrator can successfully ping a web server via its IP address, but cannot browse to the domain name of the website. Which troubleshooting tool would be most useful in determining where the problem is?

What type of traffic would most likely have the highest priority through the network?

A small company has only one router as the exit point to its ISP. Which solution could be adopted to maintain connectivity if the router itself, or its connection to the ISP, fails?

What is the advantage of using SSH over Telnet?

Which type of network threat is intended to prevent authorized users from accessing resources?

A support technician needs to know the IP address of the wireless interface on a MAC. What is the best command to use to accomplish the task?

Which type of attack involves an adversary attempting to gather information about a network to identify vulnerabilities?

Only employees connected to IPv6 interfaces are having difficulty connecting to remote networks. The analyst wants to verify that IPv6 routing has been enabled. What is the best command to use to accomplish the task?

An administrator decides to use "Feb121978" as the password on a newly installed router. Which statement applies to the password choice?

A newly hired network technician is given the task of ordering new hardware for a small business with a large growth forecast. Which primary factor should the technician be concerned with when choosing the new devices?

A network technician is investigating network connectivity from a PC to a remote host with the address 10.1.1.5. Which command, when issued on a Windows PC, will display the path to the remote host?

Which three services are provided by the AAA framework? (Choose three.)

What type of attack may involve the use of tools such as nslookup and fping?

By following a structured troubleshooting approach, a network administrator identified a network issue after a conversation with the user. What is the next step that the administrator should take?

Which element of scaling a network involves identifying the physical and logical topologies?

An administrator decides to use "RobErT" as the password on a newly installed router. Which statement applies to the password choice?

What is an accurate description of redundancy?

Which command can an administrator execute to determine what interface a router will use to reach remote networks?

When should an administrator establish a network baseline?

A user reports a lack of network connectivity. The technician takes control of the user machine and attempts to ping other computers on the network and these pings fail. The technician pings the default gateway and that also fails. What can be determined for sure by the results of these tests?

On which two interfaces or ports can security be improved by configuring executive timeouts? (Choose two.)

What is the objective of a network reconnaissance attack?

A network administrator establishes a connection to a switch via SSH. What characteristic uniquely describes the SSH connection?

Which statement is true about Cisco IOS ping indicators?​

An administrator decides to use "5$7*4#033!" as the password on a newly installed router. Which statement applies to the password choice?

Some routers and switches in a wiring closet malfunctioned after an air conditioning unit failed. What type of threat does this situation describe?

Which command will block login attempts on RouterA for a period of 30 seconds if there are 2 failed login attempts within 10 seconds?

An administrator decides to use “admin” as the password on a newly installed router. Which statement applies to the password choice?

A network technician is troubleshooting an issue and needs to verify the IP addresses of all interfaces on a router. What is the best command to use to accomplish the task?

Which attack involves a compromise of data that occurs between two end points?

An administrator decides to use “pR3s!d7n&0” as the password on a newly installed router. Which statement applies to the password choice?

Which method is used to send a ping message specifying the source address for the ping?

What is the difference between a virus and a worm?

Students who are connected to the same switch are having slower than normal response times. The administrator suspects a duplex setting issue. What is the best command to use to accomplish the task?

An administrator decides to use “WhatAreyouwaiting4” as the password on a newly installed router. Which statement applies to the password choice?

What factor should be considered in the design of a small network when devices are being chosen?

Which firewall feature is used to ensure that packets coming into a network are legitimate responses to requests initiated from internal hosts?

Which statement describes the ping and tracert commands?

A network technician is troubleshooting an issue and needs to verify all of the IPv6 interface addresses on a router. What is the best command to use to accomplish the task?

A teacher is having difficulties connecting his PC to the classroom network. He needs to verify that a default gateway is configured correctly. What is the best command to use to accomplish the task?

Which component is designed to protect against unauthorized communications to and from a computer?

When applied to a router, which command would help mitigate brute-force password attacks against the router?

What mechanism can be implemented in a small network to help minimize network latency for real-time streaming applications?

Which two traffic types require delay sensitive delivery? (Choose two.)

Which command can an administrator issue on a Cisco router to send debug messages to the vty lines?

An administrator decides to use "Elizabeth" as the password on a newly installed router. Which statement applies to the password choice?

A network engineer is analyzing reports from a recently performed network baseline. Which situation would depict a possible latency issue?

An administrator is troubleshooting connectivity issues and needs to determine the IP address of a website. What is the best command to use to accomplish the task?

A user is unable to reach the website when typing ht​tp://ww​w.cisco.com in a web browser, but can reach the same site by typing ht​tp://72.163.4.161. What is the issue?

What information about a Cisco router can be verified using the show version command?

A network engineer is troubleshooting connectivity issues among interconnected Cisco routers and switches. Which command should the engineer use to find the IP address information, host name, and IOS version of neighboring network devices?

What is the purpose of the network security accounting function?

What does the term vulnerability mean?

For security reasons a network administrator needs to ensure that local computers cannot ping each other. Which settings can accomplish this task?

What is one of the most effective security tools available for protecting users from external threats?

Which benefit does SSH offer over Telnet for remotely managing a router?

A student wants to save a router configuration to NVRAM. What is the best command to use to accomplish the task?

An administrator decides to use "12345678!" as the password on a newly installed router. Which statement applies to the password choice?

Which command should be used on a Cisco router or switch to allow log messages to be displayed on remotely connected sessions using Telnet or SSH?

Which network design consideration would be more important to a large corporation than to a small business?

An employee complains that a Windows PC cannot connect to the Internet. A network technician issues the ipconfig command on the PC and is shown an IP address of 169.254.10.3. Which two conclusions can be drawn? (Choose two.)

Which example of malicious code would be classified as a Trojan horse?

What is considered the most effective way to mitigate a worm attack?

Which statement is true about Cisco IOS ping indicators?

A user is unable to reach the website when typing http://www.cisco.com in a web browser, but can reach the same site by typing http://72.163.4.161. What is the issue?

Which statement is true about CDP on a Cisco device?