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CCNA Security Final Exam
Get Quizlet's official CCNA - 1 term, 1 practice question, 1 full practice test
Terms in this set (88)
Which security implementation will provide control plane protection for a network device?
routing protocol authentication
What is the one major difference between local AAA authentication and using the login local command when configuring device access authentication?
Local AAA authentication provides a way to configure backup methods of authentication, but login local does not.
Refer to the exhibit. A network administrator configures AAA authentication on R1. The administrator then tests the configuration by telneting to R1. The ACS servers are configured and running. What will happen if the authentication fails?
The authentication process stops
What are two tasks that can be accomplished with the Nmap and Zenmap network tools?
identification of Layer 3 protocol support on hosts
TCP and UDP port scanning
Which Cisco IOS subcommand is used to compile an IPS signature into memory?
Why are DES keys considered weak keys?
They produce identical subkeys.
What is a benefit of using a next-generation firewall rather than a stateful firewall?
granularity control within applications
What is a result of securing the Cisco IOS image using the Cisco IOS Resilient Configuration feature?
The Cisco IOS image file is not visible in the output of the show flash command.
The corporate security policy dictates that the traffic from the remote-access VPN clients must be separated between trusted traffic that is destined for the corporate subnets and untrusted traffic destined for the public Internet. Which VPN solution should be implemented to ensure compliance with the corporate policy?
Which two conditions must be met in order for a network administrator to be able to remotely manage multiple ASAs with Cisco ASDM? (Choose two.)
The ASAs must all be running the same ASDM version.
ASDM must be run as a local application.
What is negotiated in the establishment of an IPsec tunnel between two IPsec hosts during IKE Phase 1?
ISAKMP SA policy
What are two benefits of using a ZPF rather than a Classic Firewall? (Choose two.)
The ZPF is not dependent on ACLs.
ZPF policies are easy to read and troubleshoot.
Which security policy characteristic defines the purpose of standards?
required steps to ensure consistent configuration of all company switches
What algorithm is used to provide data integrity of a message through the use of a calculated hash value?
On which port should Dynamic ARP Inspection (DAI) be configured on a switch?
an uplink port to another switch
What is a feature of a Cisco IOS Zone-Based Policy Firewall?
A router interface can belong to only one zone at a time.
Refer to the exhibit. The administrator can ping the S0/0/1 interface of RouterB but is unable to gain Telnet access to the router by using the password cisco123. What is a possible cause of the problem?
The password cisco123 is wrong.
Refer to the exhibit. The ip verify source command is applied on untrusted interfaces. Which type of attack is mitigated by using this configuration?
MAC and IP address spoofing
Refer to the exhibit. Which conclusion can be made from the show crypto map command output that is shown on R1?
The crypto map has not yet been applied to an interface.
What type of algorithms require sender and receiver to exchange a secret key that is used to ensure the confidentiality of messages?
What is an advantage in using a packet filtering firewall versus a high-end firewall appliance?
Packet filters perform almost all the tasks of a high-end firewall at a fraction of the cost.
Refer to the exhibit. In the network that is shown, which AAA command logs the use of EXEC session commands?
aaa accounting exec start-stop group tacacs+
A network administrator enters the single-connection command. What effect does this command have on AAA operation?
allows a Cisco ACS server to minimize delay by establishing persistent TCP connections
Which two practices are associated with securing the features and performance of router operating systems? (Choose two.)
Keep a secure copy of router operating system images.
Configure the router with the maximum amount of memory possible.
Which statement describes a characteristic of the IKE protocol?
It uses UDP port 500 to exchange IKE information between the security gateways.
Refer to the exhibit. If a network administrator is using ASDM to configure a site-to-site VPN between the CCNAS-ASA and R3, which IP address would the administrator use for the peer IP address textbox on the ASA if data traffic is to be encrypted between the two remote LANs?
Refer to the exhibit. Based on the security levels of the interfaces on the ASA, what statement correctly describes the flow of traffic allowed on the interfaces?
Traffic that is sent from the DMZ and the LAN to the Internet is considered outbound.
What two assurances does digital signing provide about code that is downloaded from the Internet? (Choose two.)
The code has not been modified since it left the software publisher.
The code is authentic and is actually sourced by the publisher.
Which interface option could be set through ASDM for a Cisco ASA?
What are two characteristics of a stateful firewall? (Choose two.)
uses connection information maintained in a state table
analyzes traffic at Layers 3, 4 and 5 of the OSI model
What are three characteristics of SIEM? (Choose three.)
can be implemented as software or as a service
examines logs and events from systems and applications to detect security threats [adef]
consolidates duplicate event data to minimize the volume of gathered data
Which type of traffic is subject to filtering on an ASA 5505 device?
inside to DMZ
Which IDS/IPS signature alarm will look for packets that are destined to or from a particular port?
Which three actions can the Cisco IOS Firewall IPS feature be configured to take when an intrusion activity is detected? (Choose three.)
reset TCP connection
Which two protocols can be selected using the Cisco AnyConnect VPN Wizard to protect the traffic inside a VPN tunnel? (Choose two.)
What is a characteristic of a role-based CLI view of router configuration?
A single CLI view can be shared within multiple superviews
Penetration testing =
Vulnerability scanning =
Network scanning =
used to determine the possible consequences of successful attacks on the network.
used to find weaknesses and misconfigurations on network systems.
used to discover available resources on the network.
Which statement describes the use of certificate classes in the PKI?
A class 5 certificate is more trustworthy than a class 4 certificate.
Refer to the exhibit. An administrator issues these IOS login enhancement commands to increase the security for login connections. What can be concluded about them?
The hosts that are identified in the ACL will have access to the device.
A company deploys a Cisco ASA with the Cisco CWS connector enabled as the firewall on the border of corporate network. An employee on the internal network is accessing a public website. What should the employee do in order to make sure the web traffic is protected by the Cisco CWS?
Use a web browser to visit the destination website.
An administrator assigned a level of router access to the user ADMIN using the commands below.
Router(config)# privilege exec level 14 show ip route
Router(config)# enable algorithm-type scrypt secret level 14 cisco-level-10
Router(config)# username ADMIN privilege 14 algorithm-type scrypt secret cisco-level-10
Which two actions are permitted to the user ADMIN? (Choose two.)
The user can issue the show version command.
What mechanism is used by an ASA 5505 device to allow inspected outbound traffic to return to the originating sender who is on an inside network?
stateful packet inspection
Which two end points can be on the other side of an ASA site-to-site VPN configured using ASDM? (Choose two.)
What Layer 2 attack is mitigated by disabling Dynamic Trunking Protocol?
n an AAA-enabled network, a user issues the configure terminal command from the privileged executive mode of operation. What AAA function is at work if this command is rejected?
An organization has configured an IPS solution to use atomic alerts. What type of response will occur when a signature is detected?
An alert is triggered each time a signature is detected.
What two algorithms can be part of an IPsec policy to provide encryption and hashing to protect interesting traffic? (Choose two.)
Fill in the blank.A stateful signature is also known as a __________signature
Why is hashing cryptographically stronger compared to a cyclical redundancy check (CRC)?
It is virtually impossible for two different sets of data to calculate the same hash output.
A network analyst wants to monitor the activity of all new interns. Which type of security testing would track when the interns sign on and sign off the network?
Refer to the exhibit. What two pieces of information can be gathered from the generated message? (Choose two.)
This message is a level five notification message.
This message indicates that service timestamps have been globally enabled.
What is required for auto detection and negotiation of NAT when establishing a VPN link?
Both VPN end devices must be NAT-T capable.
Refer to the exhibit. The network administrator is configuring the port security feature on switch SWC. The administrator issued the command show port-security interface fa 0/2 to verify the configuration. What can be concluded from the output that is shown? (Choose three.)
This port is currently up
Security violations will cause this port to shut down immediately.
The switch port mode for this interface is access mode.
In which two instances will traffic be denied as it crosses the ASA 5505 device? (Choose two.
traffic originating from the DMZ network going to the inside network
traffic originating from the outside network going to the inside network
Refer to the exhibit. Based on the configuration that is shown, which statement is true about the IPS signature category?
Only signatures in the ios_ips basic category will be compiled into memory for scanning.
Which two ports can send and receive Layer 2 traffic from a community port on a PVLAN? (Choose two.)
community ports belonging to the same community
What is a feature of the TACACS+ protocol?
It encrypts the entire body of the packet for more secure communications.
Which security measure is best used to limit the success of a reconnaissance attack from within a campus area network?
Implement encryption for sensitive traffic
What is the benefit of the network-based IPS (NIPS) over host-based IPS (HIPS) deployment models?
NIPS monitors network segments.
What represents a best practice concerning discovery protocols such as CDP and LLDP on network devices?
Disable both protocols on all interfaces where they are not required.
What function is provided by the Tripwire network security tool?
security policy compliance
What is the function of a policy map configuration when an ASA firewall is being configured?
binding class maps with actions
If a network administrator wants to track the usage of FTP services, which keyword or keywords should be added to the aaa accounting command?
What is indicated by the use of the local-case keyword in a local AAA authentication configuration command sequence?
That passwords and usernames are case-sensitive.
What is the purpose of a local username database if multiple ACS servers are configured to provide authentication services?
A local username database provides redundancy if ACS servers become unreachable.
Refer to the exhibit. Based on the security levels of the interfaces on ASA1, what traffic will be allowed on the interfaces?
Traffic from the LAN and DMZ can access the Internet.
What are two reasons to enable OSPF routing protocol authentication on a network? (Choose two.)
to prevent data traffic from being redirected and then discarded
to prevent redirection of data traffic to an insecure link
A security awareness session is best suited for which topic?
required steps when reporting a breach of security
What provides both secure segmentation and threat defense in a Secure Data Center solution?
Adaptive Security Appliance
Which two features should be configured on end-user ports in order to prevent STP manipulation attacks? ( Choose two.)
What is a characteristic of most modern viruses?
Email viruses are the most common type of them.
Which statement describes a characteristic of the Security Device Event Exchange (SDEE) feature supported by the Cisco IOS IPS?
SDEE notification is disabled by default. It does not receive and process events from the Cisco IOS IPS unless SDEE notification is enabled.
Which network security tool allows an administrator to test and detect weak passwords?
What is an advantage of logging packets that are seen by an IPS device?
Administrators can decide what actions can be taken in the future.
Which procedure is recommended to mitigate the chances of ARP spoofing?
Enable DAI on the management VLAN.
In a server-based AAA implementation, which protocol will allow the router to successfully communicate with the AAA server?
A network technician is attempting to resolve problems with the NAT configuration on anASA. The technician generates a ping from an inside host to an outside host. Whichcommand verifies that addresses are being translated on the ASA?
What are three components of a technical security policy? (Choose three.)
acceptable use policy
remote access policy
network access policy
Which security policy outlines the overall security goals for managers and technical personnel within an organization and includes the consequences of noncompliance with the policy?
What is a secure configuration option for remote access to a network device?
Which feature is specific to the Security Plus upgrade license of an ASA 5505 and provides increased availability?
redundant ISP connections
A company deploys a hub-and-spoke VPN topology where the security appliance is the hub and the remote VPN networks are the spokes. Which VPN method should be used in order for one spoke to communicate with another spoke through the single public interface of the security appliance?
What are two drawbacks in assigning user privilege levels on a Cisco router? (Choose two.)
Commands from a lower level are always executable at a higher level.
AAA must be enabled.
Which two types of hackers are typically classified as grey hat hackers? (Choose two.)
What is the default preconfigured interface for the outside network on a Cisco ASA 5505?
A user successfully logs in to a corporate network via a VPN connection. Which part of the AAA process records that a certain user performed a specific operation at a particular date and time?
What determines which switch becomes the STP root bridge for a given VLAN?
the lowest bridge ID
What is a function of the GRE protocol?
to encapsulate multiple OSI Layer 3 protocol packet types inside an IP tunnel
THIS SET IS OFTEN IN FOLDERS WITH...
CCNA Security - Chapter 6
Display IOS Image & License Info-Cisco
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