Cisco #11

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

DoS attacks

If a network administrator was preparing for growth in a small company what 3 types of information should be used?

Documentation of the current physical and logical topologies analysis of the network traffic based on protocols, applications, and services used on the network inventory of the devices that are currently used on the network

Which two steps are required before SSH can be enabled on a cisco router?

Give the router a host name and a domain name generate a set of secret keys to be used for encryption and decryption

Refer to the exhibit. An administrator is trying to troubleshoot connectivity between PC1 and PC2 and uses the tracert command from PC1 to do it. Based on the displayed output, where should the administrator begin troubleshooting?

R1

What is the purpose of the network security authentication function?

To require users to prove who they are

A network administrator is issuing the login block-for 180 attempts 2 within 30 command on a router. Which threat is the network administration trying to prevent?

a user who is trying to guess a password to access the router

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

enviromental

what command provides information about the amount of free nvram and flash memory with the permissions for reading or writing data?

show file systems

what command is used to verify the value of the software configuration register?

show version

Refer to the exhibit. Baseline documentation for a small company had ping round trip time statistics of 36/97/132 between hosts H1 and H3. Today the network administrator checked connectivity by pinging between hosts H1 and H3 that resulted in a round trip time of 1458/2390/6066. What does this indicate to the network administrator

something is causing a time delay

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

the value of the configuration register

What can CDP do?

Can be displayed globally or on a specific interface

A network administrator for a small campus network has issued the show ip interface brief command on a switch what does that mean?

Checking status of switches interfaces and the VLAN1 address

What defines the protocols and technologies that implement the transmission of voice data over an IP network?

VOip

What service defines the protocols and technologies that implement the transmission of voice packets over an Ip network?

VoIP

What is the purpose of SSH?

allows a secure remote connection to the router command line interface

When should an administrator establish a network baseline?

at regular intervals over a period of time

Which two statements describe how to assess traffic flow patterns and network traffic types using a protocol analyzer?

capture traffic during peal utilization times to get a get a good representation of the different traffic types perform the capture on different network segements

what is the -6 in the c:\> tracert -6 command?

ipv6 trace

Which primary factor should the technician be concerned with when choosing new devices?

modularity

Which two actions can be taken to prevent a successful network attack on an email server account?

never send the password through the network in a clear text limit the number of unsuccessful attempts to log in to the server

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

redundancy

Which firewall feature is used to ensure that packets into a network are legitimate?

stateful packet inspection

which command is used to allow log messages to be displayed on remotely connected sessions using telnet or ssh?

terminal monitor

If a network issues the arp-d command on a pc after a router is reconfigured what is the result?

the ARP cache is cleared

Which two traffic types require delay sensitive delivery?

voice video


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