ITELECA FINAL

Pataasin ang iyong marka sa homework at exams ngayon gamit ang Quizwiz!

What two mechanisms are used by Dynamic ARP inspection to validate ARP packets for IP addresses that are dynamically assigned or IP addresses that are static? (Choose two.) MAC-address-to-IP-address bindings RARP ARP ACLs IP ACLs Source Guard

MAC-address-to-IP-address bindings ARP ACLs

What are three techniques for mitigating VLAN hopping attacks? (Choose three.) Set the native VLAN to an unused VLAN. Disable DTP. Enable Source Guard. Enable trunking manually. Enable BPDU guard. Use private VLANs.

Set the native VLAN to an unused VLAN. Disable DTP. Enable trunking manually.

Which two functions are provided by Network Admission Control? (Choose two.) protecting a switch from MAC address table overflow attacks enforcing network security policy for hosts that connect to the network ensuring that only authenticated hosts can access the network stopping excessive broadcasts from disrupting network traffic limiting the number of MAC addresses that can be learned on a single switch port

enforcing network security policy for hosts that connect to the network ensuring that only authenticated hosts can access the network

38. Which statement describes the use of certificate classes in the PKI? A class 5 certificate is more trustworthy than a class 4 certificate. Email security is provided by the vendor, not by a certificate. The lower the class number, the more trusted the certificate. A vendor must issue only one class of certificates when acting as a CA.

- A class 5 certificate is more trusthworthy 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? -Because the login delay command was not used, a one-minute delay between login attempts is assumed. -The hosts that are identified in the ACL will have access to the device. -The login block-for command permits the attacker to try 150 attempts before being stopped to try again. These enhancements apply to all types of login connections.

- The hosts that are identified in the ACL will have access to the device

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. This message indicates that enhanced security was configured on the vty ports. This message appeared because a major error occurred that requires immediate action. This message appeared because a minor error occurred that requires further investigation.

- This message is a level five notification message. - This message indicates that service timestamps have been globally enabled.

78. What are three components of a technical security policy? (Choose three.) human resource policy acceptable use policy remote access policy identity policy network access policy end user policy

- acceptable use policy - remote access policy - network access policy

16. Which two non-secret numbers are initially agreed upon when the Diffie-Hellman algorithm is used? (Choose two.) binomial coefficient generator elliptic curve invariant prime modulus topological index pseudorandom nome

- generator - prime modulus

56. Which two ports can send and receive Layer 2 traffic from a community port on a PVLAN? (Choose two.) -community ports belonging to other communities -promiscuous ports -isolated ports within the same community -PVLAN edge protected ports community ports belonging to the same community

- promiscuous ports - community ports belonging to the same community

2. What three protocols must be permitted through the company firewall for establishment of IPsec site-to-site VPNs? (Choose three.) HTTPS SSH AH ISAKMP NTP ESP

-AH -ISAKMP - ESP

10. Which two statements accurately describe characteristics of IPsec? (Choose two.) -IPsec works at the transport layer and protects data at the network layer. -IPsec is a framework of proprietary standards that depend on Cisco specific algorithms. -IPsec is a framework of standards developed by Cisco that relies on OSI algorithms. -IPsec is a framework of open standards that relies on existing algorithms. -IPsec works at the network layer and operates over all Layer 2 protocols. -IPsec works at the application layer and protects all application data.

-IPsec is a framework of open standards that relies on existing algorithms. -IPsec works at the network layer and operates over all Layer 2 protocols.

12. What are two benefits of using a ZPF rather than a Classic Firewall? (Choose two.) -ZPF allows interfaces to be placed into zones for IP inspection. -The ZPF is not dependent on ACLs. Multiple inspection actions are used with ZPF. -ZPF policies are easy to read and troubleshoot. -With ZPF, the router will allow packets unless they are explicitly blocked.

-The ZPF is not dependent on ACLs. -ZPF policies are easy to read and troubleshoot.

44. What Layer 2 attack is mitigated by disabling Dynamic Trunking Protocol? DHCP spoofing ARP spoofing VLAN hopping ARP poisoning

-VLAN hopping

5. Consider the following configuration on a Cisco ASA: crypto ipsec transform-set ESP-DES-SHA esp-des esp-sha-hmac What is the purpose of this command? -to define the ISAKMP parameters that are used to establish the tunnel -to define the encryption and integrity algorithms that are used to build the IPsec tunnel -to define what traffic is allowed through and protected by the tunnel -to define only the allowed encryption algorithms

-to define the encryption and integrity algorithms that are used to build the IPsec tunnel

14. Refer to the exhibit. Which encryption algorithm is described in the exhibit? RC4 AES 3DES DES SEAL

3DES

9. Why is the 3DES algorithm often preferred over the AES algorithm? 3DES is more trusted because it has been proven secure for a longer period than AES. AES is more expensive to implement than 3DES. 3DES performs better in high-throughput, low-latency environments than AES. Major networking equipment vendors such as Cisco have not yet adopted AES.

3DES is more trusted because it has been proven secure for a longer period than AES.

7. Which three ports must be open to verify that an IPsec VPN tunnel is operating properly? (Choose three.) [Please compare and confirm with Q27] 168 50 169 501 500 51

50, 500, 51

2. How many bits does the Data Encryption Standard (DES) use for data encryption? 40 bits 56 bits 64 bits 72 bits

56 bits

24. How many bits does the Data Encryption Standard (DES) use for data encryption? 40 bits 56 bits 64 bits 72 bits

56 bits

65. What is the purpose of a local username database if multiple ACS servers are configured to provide authentication services? Clients using internet services are authenticated by ACS servers, whereas local clients are authenticated through a local username database. Each ACS server must be configured with a local username database in order to provide authentication services. A local username database is required when creating a method list for the default login. A local username database provides redundancy if ACS servers become unreachable.

A local username database provides redundancy if ACS servers become unreachable.

6. In which situation is an asymmetric key algorithm used? Two Cisco routers authenticate each other with CHAP. User data is transmitted across the network after a VPN is established. An office manager encrypts confidential files before saving them to a removable device. A network administrator connects to a Cisco router with SSH.

A network administrator connects to a Cisco router with SSH.

16. What is a feature of a Cisco IOS Zone-Based Policy Firewall? A router interface can belong to only one zone at a time. Service policies are applied in interface configuration mode. Router management interfaces must be manually assigned to the self zone. The pass action works in multiple directions.

A router interface can belong to only one zone at a time.

20. Which algorithm can ensure data confidentiality? MD5 PKI RSA AES

AES

69. What provides both secure segmentation and threat defense in a Secure Data Center solution? Cisco Security Manager software AAA server Adaptive Security Appliance intrusion prevention system

Adaptive Security Appliance

74. What is an advantage of logging packets that are seen by an IPS device? Packets from the IP address that triggered the logging are denied once logging begins. Administrators can decide what actions can be taken in the future. Administrators can use the brief summary that is generated to quickly determine how to handle the packets. Attacker packets can be stopped immediately.

Administrators can decide what actions can be taken in the future.

2. What component of Cisco NAC is responsible for performing deep inspection of device security profiles? Cisco NAC Profiler Cisco NAC Agent Cisco NAC Manager Cisco NAC Server

Cisco NAC Agent

A stateful signature is also known as a ________ signature.

Composite

80. What is a secure configuration option for remote access to a network device? Configure 802.1x. Configure Telnet. Configure SSH. Configure an ACL and apply it to the VTY lines.

Configure SSH

4. Which encryption algorithm is an asymmetric algorithm? DH SEAL 3DES AES

DH

What additional security measure must be enabled along with IP Source Guard to protect against address spoofing? port security BPDU Guard root guard DHCP snooping

DHCP snooping

What network attack seeks to create a DoS for clients by preventing them from being able to obtain a DHCP lease? DHCP spoofing CAM table attack IP address spoofing DHCP starvation

DHCP starvation

What protocol should be disabled to help mitigate VLAN hopping attacks? STP ARP CDP DTP

DTP

60. What represents a best practice concerning discovery protocols such as CDP and LLDP on network devices? LLDP on network devices? Enable CDP on edge devices, and enable LLDP on interior devices. Use the default router settings for CDP and LLDP. Use the open standard LLDP rather than CDP. Disable both protocols on all interfaces where they are not required.

Disable both protocols on all interfaces where they are not required.

25. Which type of site-to-site VPN uses trusted group members to eliminate point-to-point IPsec tunnels between the members of a group? DMVPN GRE GETVPN MPLS

GETVPN

14. What algorithm is used to provide data integrity of a message through the use of a calculated hash value? RSA DH AES HMAC

HMAC

83. 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? split tunneling MPLS GRE Hairpinning

Hairpinning

91. What is algorithm-type to protect the data in transit?

Hashing algorithm

21. Which protocol provides authentication, integrity, and confidentiality services and is a type of VPN? ESP IPsec MD5 AES

IPsec

13. Which encryption protocol provides network layer confidentiality? IPsec protocol suite Transport Layer Security Secure Hash Algorithm 1 Secure Sockets Layer

IPsec protocol suite

11. What is negotiated in the establishment of an IPsec tunnel between two IPsec hosts during IKE Phase 1? -ISAKMP SA policy -DH groups -interesting traffic -transform sets

ISAKMP SA policy

21. What is the purpose of a digital certificate? It guarantees that a website has not been hacked. It authenticates a website and establishes a secure connection to exchange confidential data. It provides proof that data has a traditional signature attached. It ensures that the person who is gaining access to a network device is authorized.

It authenticates a website and establishes a secure connection to exchange confidential data.

2. How does network scanning help assess operations security? It can simulate attacks from malicious sources. It can log abnormal activity. It can detect open TCP ports on network systems. It can detect weak or blank passwords.

It can detect open TCP ports on network systems.

What is the role of the Cisco NAC Guest Server within the Cisco Borderless Network architecture? It defines role-based user access and endpoint security policies. It provides the ability for creation and reporting of guest accounts. It provides post-connection monitoring of all endpoint devices. It performs deep inspection of device security profiles.

It provides the ability for creation and reporting of guest accounts.

1. Refer to the exhibit. How will traffic that does not match that defined by access list 101 be treated by the router? It will be sent unencrypted. It will be sent encrypted. It will be blocked. It will be discarded.

It will be sent unencrypted.

73. Which network security tool allows an administrator to test and detect weak passwords? L0phtcrack Tripwire Nessus Metasploit

L0phtcrack

Refer to the exhibit. The ip verify source command is applied on untrusted interfaces. Which type of attack is mitigated by using this configuration? DHCP spoofing DHCP starvation STP manipulation MAC and IP address spoofing

MAC and IP address spoofing

94. A security technician is evaluating a new operations security proposal designed to limit access to all servers. What is an advantage of using network security testing to evaluate the new proposal? Network security testing proactively evaluates the effectiveness of the proposal before any real threat occurs. Network security testing is most effective when deploying new security proposals. Network security testing is specifically designed to evaluate administrative tasks involving server and workstation access. Network security testing is simple because it requires just one test to evaluate the new proposal

Network security testing proactively evaluates the effectiveness of the proposal before any real threat occurs.

18. Why is asymmetric algorithm key management simpler than symmetric algorithm key management? It uses fewer bits. Only one key is used. Two public keys are used for the key exchange. One of the keys can be made public.

One of the keys can be made public.

Two devices that are connected to the same switch need to be totally isolated from one another. Which Cisco switch security feature will provide this isolation? PVLAN Edge DTP SPAN BPDU guard

PVLAN Edge

3. Which statement describes the Software-Optimized Encryption Algorithm (SEAL)? SEAL is a stream cipher. It uses a 112-bit encryption key. It is an example of an asymmetric algorithm. It requires more CPU resources than software-based AES does.

SEAL is a stream cipher.

14. Which two IPsec protocols are used to provide data integrity? SHA AES DH MD5 RSA

SHA MD5

What type of encryption algorithm uses the same key to encrypt and decrypt data? Diffie-Hellman Shared-secret Public-key Asymmetric

Shared-secret

9. 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? -MPLS -hairpinning -GRE -split tunneling

Split tunneling

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 Telnet connection between RouterA and RouterB is not working correctly. The password cisco123 is wrong. The Administrator has used the wrong password The administrator does not have enough rights on the PC that is being used. The enable password and the Telnet password need to be the same.

The Administrator has used the wrong password

Refer to the exhibit. The Fa0/2 interface on switch S1 has been configured with the switchport port-security mac-address 0023.189d.6456 command and a workstation has been connected. What could be the reason that the Fa0/2 interface is shutdown? The connection between S1 and PC1 is via a crossover cable. The Fa0/24 interface of S1 is configured with the same MAC address as the Fa0/2 interface. S1 has been configured with a switchport port-security aging command. The MAC address of PC1 that connects to the Fa0/2 interface is not the configured MAC address.

The MAC address of PC1 that connects to the Fa0/2 interface is not the configured MAC address.

24. What is an important characteristic of remote-access VPNs? The VPN configuration is identical between the remote devices. Internal hosts have no knowledge of the VPN. Information required to establish the VPN must remain static. The VPN connection is initiated by the remote user.

The VPN connection is initiated by the remote user.

3. Which statement describes the effect of key length in deterring an attacker from hacking through an encryption key? The length of a key does not affect the degree of security. The shorter the key, the harder it is to break. The length of a key will not vary between encryption algorithms. The longer the key, the more key possibilities exist.

The longer the key, the more key possibilities exist.

What is indicated by the use of the local-case keyword in a local AAA authentication configuration command sequence? That AAA is enabled globally on the router. That passwords and usernames are case-sensitive. That a default local database AAA authentication is applied to all lines. That user access is limited to vty terminal lines

The passwords and usernames are case-sensitive

What is the behavior of a switch as a result of a successful CAM table attack? The switch will forward all received frames to all other ports. The switch will drop all received frames. The switch interfaces will transition to the error-disabled state. The switch will shut down.

The switch will forward all received frames to all other ports.

15. Which statement describes asymmetric encryption algorithms? They have key lengths ranging from 80 to 256 bits. They include DES, 3DES, and AES. They are also called shared-secret key algorithms. They are relatively slow because they are based on difficult computational algorithms.

They are relatively slow because they are based on difficult computational algorithms.

12. How do modern cryptographers defend against brute-force attacks? Use statistical analysis to eliminate the most common encryption keys. Use a keyspace large enough that it takes too much money and too much time to conduct a successful attack. Use an algorithm that requires the attacker to have both ciphertext and plaintext to conduct a successful attack. Use frequency analysis to ensure that the most popular letters used in the language are not used in the cipher message.

Use a keyspace large enough that it takes too much money and too much time to conduct a successful attack.

86. What is the default preconfigured interface for the outside network on a Cisco ASA 5505? VLAN 2 Ethernet 0/2 Ethernet 0/1 VLAN 1

VLAN 2

29. Which interface option could be set through ASDM for a Cisco ASA? default route access list VLAN ID NAT/PAT

VLAN ID

20. Which statement describes a VPN? VPNs use open source virtualization software to create the tunnel through the Internet. VPNs use virtual connections to create a private network through a public network. VPNs use dedicated physical connections to transfer data between remote users. VPNs use logical connections to create public networks through the Internet.

VPNs use virtual connections to create a private network through a public network.

4. What is the purpose of configuring multiple crypto ACLs when building a VPN connection between remote sites? -By applying the ACL on a public interface, multiple crypto ACLs can be built to prevent public users from connecting to the VPN-enabled router. -Multiple crypto ACLs can define multiple remote peers for connecting with a VPN-enabled router across the Internet or network. -Multiple crypto ACLs can be configured to deny specific network traffic from crossing a VPN. -When multiple combinations of IPsec protection are being chosen, multiple crypto ACLs can define different traffic types.

When multiple combinations of IPsec protection are being chosen, multiple crypto ACLs can define different traffic types.

What is the only type of port that an isolated port can forward traffic to on a private VLAN? a community port a promiscuous port another isolated port any access port in the same PVLAN

a promiscuous port

Refer to the exhibit. In the network that is shown, which AAA command logs the use of EXEC session commands? -aaa accounting network start-stop group tacacs+ -aaa accounting network start-stop group radius -aaa accounting connection start-stop group radius -aaa accounting exec start-stop group radius -aaa accounting connection start-stop group tacacs+ -aaa accounting exec start-stop group tacacs+

aaa accounting exec start-stop group tacacs+

17. What is needed to define interesting traffic in the creation of an IPsec tunnel? security associations hashing algorithm access list transform set

access list

87. 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? authentication accounting access authorization

accounting

81. On what switch ports should BPDU guard be enabled to enhance STP stability? only ports that attach to a neighboring switch all PortFast-enabled ports Correct all trunk ports that are not root ports only ports that are elected as designated ports

all PortFast-enabled ports Correct

15. What is the function of the Diffie-Hellman algorithm within the IPsec framework? provides authentication allows peers to exchange shared keys guarantees message integrity provides strong data encryption

allows peers to exchange shared keys

What is the role of the Cisco NAC Server within the Cisco Secure Borderless Network Architecture? providing the ability for company employees to create guest accounts providing post-connection monitoring of all endpoint devices defining role-based user access and endpoint security policies assessing and enforcing security policy compliance in the NAC environment

assessing and enforcing security policy compliance in the NAC environment

11. Which type of encryption algorithm uses public and private keys to provide authentication, integrity, and confidentiality? symmetric shared secret IPsec asymmetric

asymmetric

62. What is the function of a policy map configuration when an ASA firewall is being configured? binding class maps with actions identifying interesting traffic binding a service policy to an interface using ACLs to match traffic

binding class maps with actions

1. What is the focus of cryptanalysis? hiding secret codes developing secret codes breaking encrypted codes implementing encrypted codes

breaking encrypted codes

How can a user connect to the Cisco Cloud Web Security service directly? through the connector that is integrated into any Layer 2 Cisco switch by using a proxy autoconfiguration file in the end device by accessing a Cisco CWS server before visiting the destinatin web site by establishing a VPN connection with the Cisco CWS

by using a proxy autoconfiguration file in the end device

8. Which objective of secure communications is achieved by encrypting data? integrity authentication confidentiality availability

confidentiality

6. Which transform set provides the best protection? - crypto ipsec transform-set ESP-DES-SHA esp-aes-256 esp-sha-hmac - crypto ipsec transform-set ESP-DES-SHA esp-3des esp-sha-hmac - crypto ipsec transform-set ESP-DES-SHA esp-des esp-sha-hmac - crypto ipsec transform-set ESP-DES-SHA esp-aes esp-des esp-sha-hmac

crypto ipsec transform-set ESP-DES-SHA esp-aes-256 esp-sha-hmac

8. When is a security association (SA) created if an IPsec VPN tunnel is used to connect between two sites? after the tunnel is created, but before traffic is sent only during Phase 2 only during Phase 1 during both Phase 1 and 2

during both Phase 1 and 2

19. Which technique is necessary to ensure a private transfer of data using a VPN? encryption authorization virtualization scalability

encryption

If a network administrator wants to track the usage of FTP services, which keyword or keywords should be added to the aaa accounting command? exec default connection exec network

exec

Which feature is part of the Antimalware Protection security solution? file retrospection user authentication and authorization data loss prevention spam blocking

file retrospection

79. 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? end-user policy application policy governing policy technical policy

governing policy

7. What is a benefit of using a next-generation firewall rather than a stateful firewall? -reactive protection against Internet attacks -granularity control within applications -support of TCP-based packet filtering -support for logging

granularity control within applications

23. Which term describes a situation where VPN traffic that is is received by an interface is routed back out that same interface? GRE split tunneling MPLS hairpinning

hairpinning

68. A security awareness session is best suited for which topic? required steps when reporting a breach of security the primary purpose and use of password policies steps used to configure automatic Windows updates how to install and maintain virus protection

how to install and maintain virus protection

19. What is the purpose of code signing? source identity secrecy integrity of source .EXE files reliable transfer of data data encryption

integrity of source .EXE files

93. The following authentication configuration is applied to a router. aaa authentication login default tacacs+ local enable none Several days later the TACACS+ server goes off-line. Which method will be used to authenticate users? none manually configured vty line password local username/password database default

local username/password database

17. In what situation would an asymmetric algorithm most likely be used? logging onto a computer making an online purchase uploading a networking book chapter using FTP transferring a large stream of data between two corporate locations

making an online purchase

11. Which action do IPsec peers take during the IKE Phase 2 exchange? exchange of DH keys negotiation of IPsec policy negotiation of IKE policy sets verification of peer identity

negotiation of IPsec policy

In what situation would a network administrator most likely implement root guard? on all switch ports (used or unused) on all switch ports that connect to a Layer 3 device on all switch ports that connect to host devices on all switch ports that connect to another switch on all switch ports that connect to another switch that is not the root bridge

on all switch ports that connect to another switch that is not the root bridge

22. What is the purpose of NAT-T? enables NAT for PC-based VPN clients permits VPN to work when NAT is being used on one or both ends of the VPN upgrades NAT for IPv4 allows NAT to be used for IPv6 addresses

permits VPN to work when NAT is being used on one or both ends of the VPN

What security countermeasure is effective for preventing CAM table overflow attacks? DHCP snooping Dynamic ARP Inspection IP source guard port security

port security

Which security feature should be enabled in order to prevent an attacker from overflowing the MAC address table of a switch? root guard port security storm control BPDU filter

port security

What security benefit is gained from enabling BPDU guard on PortFast enabled interfaces? enforcing the placement of root bridges preventing buffer overflow attacks preventing rogue switches from being added to the network protecting against Layer 2 loops

preventing rogue switches from being added to the network

82. Which feature is specific to the Security Plus upgrade license of an ASA 5505 and provides increased availability? redundant ISP connections routed mode transparent mode stateful packet inspection

redundant ISP connection

5. Which Cisco IOS subcommand is used to compile an IPS signature into memory? -retired true -event-action produce-alert -retired false -event-action deny-attacker-inline

retired false

Which STP stability mechanism is used to prevent a rogue switch from becoming the root switch? Source Guard BPDU guard root guard loop guard

root guard

Which spanning-tree enhancement prevents the spanning-tree topology from changing by blocking a port that receives a superior BPDU? BDPU filter PortFast BPDU guard root guard

root guard

DHCP ___________ is a mitigation technique to prevent rogue DHCP servers from providing false IP configuration parameters.

snooping

A shared secret is a key used in a ___ encryption algorithm.

symmetric

20. What type of algorithms require sender and receiver to exchange a secret key that is used to ensure the confidentiality of messages? symmetric algorithms hashing algorithms asymmetric public key algorithms

symmetric algorithms

5. An online retailer needs a service to support the nonrepudiation of the transaction. Which component is used for this service? the private key of the retailer the unique shared secret known only by the retailer and the customer the public key of the retailer the digital signatures

the digital signatures

What is used to determine the root bridge when the priority of the switches are the same? the MAC address with the highest hexadecimal value the lowest ip address the layer 2 address with the lowest hexadecimal value the highest BID

the layer 2 address with the lowest hexadecimal value

88. What determines which switch becomes the STP root bridge for a given VLAN? the lowest bridge ID the highest MAC address the highest priority the lowest IP address

the lowest bridge ID

What is the role of the Cisco NAC Manager in implementing a secure networking infrastructure? to define role-based user access and endpoint security policies to assess and enforce security policy compliance in the NAC environment to perform deep inspection of device security profiles to provide post-connection monitoring of all endpoint devices

to define role-based user access and endpoint security policies

7. What is the purpose of a nonrepudiation service in secure communications? to ensure that encrypted secure communications cannot be decoded to confirm the identity of the recipient of the communications to provide the highest encryption level possible to ensure that the source of the communications is confirmed

to ensure that encrypted secure communications cannot be decoded

10. What is the most common use of the Diffie-Helman algorithm in communications security? to create password hashes for secure authentication to provide routing protocol authentication between routers to encrypt data for secure e-commerce communications to secure the exchange of keys used to encrypt data

to secure the exchange of keys used to encrypt data

Which mitigation technique would prevent rogue servers from providing false IP configuration parameters to clients? turning on DHCP snooping implementing port security implementing port-security on edge ports disabling CDP on edge ports

turning on DHCP snooping

9. In which situation would the Cisco Discovery Protocol be disabled? when a Cisco VoIP phone attaches to a Cisco switch when a Cisco switch connects to another Cisco switch when a Cisco switch connects to a Cisco router when a PC with Cisco IP Communicator installed connects to a Cisco switch

when a PC with Cisco IP Communicator installed connects to a Cisco switch

35. Which two protocols can be selected using the Cisco AnyConnect VPN Wizard to protect the traffic inside a VPN tunnel? (Choose two.) Telnet SSH SSL ESP IPsec

-SSL -IPSec

71. What is a characteristic of most modern viruses? They are usually found attached to online games. Email viruses are the most common type of them. They replicate themselves and locate new targets. They are responsible for some of the most destructive internet attacks.

Email viruses are the most common type of them.

59. What is the benefit of the network-based IPS (NIPS) over host-based IPS (HIPS) deployment models? NIPS provides individual host protection. NIPS relies on centrally managed software agents. NIPS monitors all operations within an operating system. NIPS monitors network segments.

NIPS monitors network segments.

76. In a server-based AAA implementation, which protocol will allow the router to successfully communicate with the AAA server? RADIUS 802.1x SSH TACACS

RADIUS

8. What is a result of securing the Cisco IOS image using the Cisco IOS Resilient Configuration feature? -When the router boots up, the Cisco IOS image is loaded from a secured FTP location. -The Cisco IOS image file is not visible in the output of the show flash command. -The Cisco IOS image is encrypted and then automatically backed up to the NVRAM. -The Cisco IOS image is encrypted and then automatically backed up to a TFTP server.

The Cisco IOS image file is not visible in the output of the show flash command.

6. Why are DES keys considered weak keys? -They are more resource intensive. -DES weak keys use very long key sizes. -They produce identical subkeys. -DES weak keys are difficult to manage.

They produce identical subkeys.

Refer to the exhibit. Based on the security levels of the interfaces on ASA1, what traffic will be allowed on the interfaces? [Similar with Question 27] Traffic from the Internet and LAN can access the DMZ. Traffic from the Internet and DMZ can access the LAN. Traffic from the Internet can access both the DMZ and the LAN. Traffic from the LAN and DMZ can access the Internet.

Traffic from the LAN and DMZ can access the Internet.

23. A network administrator enters the single-connection command. What effect does this command have on AAA operation? allows a new TCP session to be established for every authorization request authorizes connections based on a list of IP addresses configured in an ACL on a Cisco ACS server allows a Cisco ACS server to minimize delay by establishing persistent TCP connections allows the device to establish only a single connection with the AAA-enabled server

allows a Cisco ACS server to minimize delay by establishing persistent TCP connections

15. On which port should Dynamic ARP Inspection (DAI) be configured on a switch? -an uplink port to another switch -on any port where DHCP snooping is disabled -any untrusted port -access ports only

an uplink port to another switch

61. What function is provided by the Tripwire network security tool? password recovery security policy compliance IDS signature development logging of security events

security policy compliance

Which three functions are provided under Cisco NAC framework solution? (Choose three.) VPN connection AAA services intrusion prevention scanning for policy compliance secure connection to servers remediation for noncompliant devices

- AAA services - scanning for policy compliance - remediation for noncompliant devices

84. What are two drawbacks in assigning user privilege levels on a Cisco router? (Choose two.) Privilege levels must be set to permit access control to specific device interfaces, ports, or slots. Assigning a command with multiple keywords allows access to all commands using those keywords. Only a root user can add or remove commands. Commands from a lower level are always executable at a higher level. AAA must be enabled.

- Assigning a command with multiple keywords allows access to all commands using those keywords. - Commands from a lower level are always executable at a higher level.

70. Which two features should be configured on end-user ports in order to prevent STP manipulation attacks? ( Choose two.) root guard UDLD BPDU guard loop guard PortFast

- BPDU guard -PortFast

72. 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. - SDEE notification is enabled by default. It receives and processes events from the Cisco IOS IPS and sends them to a syslog server. - SDEE notification is enabled by default. It receives and processes events from the Cisco IOS IPS and stores them in a buffer. - SDEE notification is disabled by default. It starts receiving and processing events from the Cisco IOS IPS as soon as an attack signature is detected.

- SDEE notification is disabled by default. It does not receive and process events from the Cisco IOS IPS unless SDEE notification is enabled.

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.) Three security violations have been detected on this interface. This port is currently up. The port is configured as a trunk link. Security violations will cause this port to shut down immediately. There is no device currently connected to this port. The switch port mode for this interface is access mode.

- 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.

85. Which two types of hackers are typically classified as grey hat hackers? (Choose two.) script kiddies vulnerability brokers cyber criminals state-sponsored hackers hacktivists

- Vulnerability brokers - hacktivists

89. What is a function of the GRE protocol? to configure the set of encryption and hashing algorithms that will be used to transform the data sent through the IPsec tunnel to provide encryption through the IPsec tunnel to configure the IPsec tunnel lifetime to encapsulate multiple OSI Layer 3 protocol packet types inside an IP tunnel

- to encapsulate multiple OSI Layer 3 protocol packet types inside an IP tunnel

67. What are two reasons to enable OSPF routing protocol authentication on a network? (Choose two.) to ensure more efficient routing to prevent data traffic from being redirected and then discarded to ensure faster network convergence to prevent redirection of data traffic to an insecure link to provide data security through encryption

- to prevent data traffic from being redirected and then discarded - to prevent redirection of data traffic to an insecure link

54. In which two instances will traffic be denied as it crosses the ASA 5505 device? (Choose two.) traffic originating from the inside network going to the DMZ network traffic originating from the inside network going to the outside network traffic originating from the outside network going to the DMZ network traffic originating from the DMZ network going to the inside network traffic originating from the outside network going to the inside network

- traffic originating from the DMZ network going to the inside network - traffic originating from the outside network going to the inside network

36. What is a characteristic of a role-based CLI view of router configuration? When a superview is deleted, the associated CLI views are deleted. A single CLI view can be shared within multiple superviews. A CLI view has a command hierarchy, with higher and lower views. Only a superview user can configure a new view and add or remove commands from the existing views.

-A single CLI view can be shared within multiple superviews

47. What two algorithms can be part of an IPsec policy to provide encryption and hashing to protect interesting traffic? (Choose two.) PSK DH RSA AES SHA

-AES -SHA

46. An organization has configured an IPS solution to use atomic alerts. What type of response will occur when a signature is detected? -A counter starts and a summary alert is issued when the count reaches a preconfigured number. -The TCP connection is reset. -An alert is triggered each time a signature is detected. -The interface that triggered the alert is shutdown.

-An alert is triggered each time a signature is detected.

43. Which two end points can be on the other side of an ASA site-to-site VPN configured using ASDM? (Choose two.) DSL switch Frame Relay switch ISR router another ASA multilayer switch

-ISR router -another ASA

49. Why is hashing cryptographically stronger compared to a cyclical redundancy check (CRC)? -Hashes are never sent in plain text. -It is easy to generate data with the same CRC. -It is virtually impossible for two different sets of data to calculate the same hash output. -Hashing always uses a 128-bit digest, whereas a CRC can be variable length.

-It is virtually impossible for two different sets of data to calculate the same hash output.

24. Which two practices are associated with securing the features and performance of router operating systems? (Choose two.) Install a UPS. Keep a secure copy of router operating system images. Configure the router with the maximum amount of memory possible. Disable default router services that are not necessary. Reduce the number of ports that can be used to access the router.

-Keep a secure copy of router operating system images. -Configure the router with the maximum amount of memory possible.

2. 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. -The login local command requires the administrator to manually configure the usernames and passwords, but local AAA authentication does not. -Local AAA authentication allows more than one user account to be configured, but login local does not. -The login local command uses local usernames and passwords stored on the router, but local AAA authentication does not.

-Local AAA authentication provides a way to configure backup methods of authentication, but login local does not.

10. 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. -Each ASA must have the same enable secret password. -Each ASA must have the same master passphrase enabled. -The ASAs must be connected to each other through at least one inside interface. -ASDM must be run as a local application.

-The ASAs must all be running the same ASDM version. -ASDM must be run as a local application.

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?[Similar Question] Refer to the exhibit. A network administrator configures AAA authentication on router R1. The ACS servers are configured and running. The administrator tests the configuration by telneting to R1. What will happen if the administrator attempts to authenticate through the RADIUS server using incorrect login credentials? -The enable secret password could be used in the next login attempt. -The authentication process stops. -The username and password of the local user database could be used in the next login attempt. -The enable secret password and a random username could be used in the next login attempt.

-The authentication process stops.

28. What two assurances does digital signing provide about code that is downloaded from the Internet? (Choose two.) -The code contains no errors. -The code contains no viruses. -The code has not been modified since it left the software publisher. -The code is authentic and is actually sourced by the publisher. -The code was encrypted with both a private and public key.

-The code has not been modified since it left the software publisher. -The code is authentic and is actually sourced by the publisher.

Which two actions are permitted to the user ADMIN? (Choose two.) -The user can execute all subcommands under the show ip interfaces command. -The user can issue the show version command. -The user can only execute the subcommands under the show ip route command. -The user can issue all commands because this privilege level can execute all Cisco IOS commands. -The user can issue the ip route command.

-The user can execute all subcommands under the show ip interfaces command. -The user can issue the show version command.

40. 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? -Register the destination website on the Cisco ASA. -Use the Cisco AnyConnect Secure Mobility Client first. -Use a web browser to visit the destination website. -First visit a website that is located on a web server in the Cisco CWS infrastructure.

-Use a web browser to visit the destination website.

31. What are three characteristics of SIEM? (Choose three.) -can be implemented as software or as a service -Microsoft port scanning tool designed for Windows -examines logs and events from systems and applications to detect security threats -consolidates duplicate event data to minimize the volume of gathered data -uses penetration testing to determine most network vulnerabilities -provides real-time reporting for short-term security event analysis

-can be implemented as software or as a service -examines logs and events from systems and applications to detect security threats -consolidates duplicate event data to minimize the volume of gathered data

4. What are two tasks that can be accomplished with the Nmap and Zenmap network tools? (Choose two.) -password recovery -password auditing -identification of Layer 3 protocol support on hosts -TCP and UDP port scanning -validation of IT system configuration

-identification of Layer 3 protocol support on hosts -TCP and UDP port scanning

13. Which security policy characteristic defines the purpose of standards? -step-by-step details regarding methods to deploy company switches -recommended best practices for placement of all company switches -required steps to ensure consistent configuration of all company switches -list of suggestions regarding how to quickly configure all company switches

-required steps to ensure consistent configuration of all company switches

34. Which three actions can the Cisco IOS Firewall IPS feature be configured to take when an intrusion activity is detected? (Choose three.) -reset UDP connection -reset TCP connection -alert -isolate -inoculate -drop

-reset TCP connection -alert -drop

1. Which security implementation will provide control plane protection for a network device? -encryption for remote access connections -AAA for authenticating management access -routing protocol authentication -NTP for consistent timestamps on logging messages

-routing protocol authentication

42. 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? Network Address Translation access control lists security zones stateful packet inspection

-stateful packet inspection

30. What are two characteristics of a stateful firewall? (Choose two.) -uses connection information maintained in a state table -uses static packet filtering techniques -analyzes traffic at Layers 3, 4 and 5 of the OSI model -uses complex ACLs which can be difficult to configure prevents Layer 7 attacks

-uses connection information maintained in a state table -analyzes traffic at Layers 3, 4 and 5 of the OSI model

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? 209.165.201.1 192.168.1.3 172.16.3.1 172.16.3.3 192.168.1.1

209.165.201.1

52. What is required for auto detection and negotiation of NAT when establishing a VPN link? Both VPN end devices must be configured for NAT. No ACLs can be applied on either VPN end device. Both VPN end devices must be NAT-T capable. Both VPN end devices must be using IPv6.

Both VPN end devices must be NAT-T capable.

75. Which procedure is recommended to mitigate the chances of ARP spoofing? Enable DHCP snooping on selected VLANs. Enable IP Source Guard on trusted ports. Enable DAI on the management VLAN. Enable port security globally.

Enable DAI on the management VLAN.

57. What is a feature of the TACACS+ protocol? It utilizes UDP to provide more efficient packet transfer. It combines authentication and authorization as one process. It encrypts the entire body of the packet for more secure communications. It hides passwords during transmission using PAP and sends the rest of the packet in plaintext.

It encrypts the entire body of the packet for more secure communications.

25. Which statement describes a characteristic of the IKE protocol? It uses UDP port 500 to exchange IKE information between the security gateways. IKE Phase 1 can be implemented in three different modes: main, aggressive, or quick. It allows for the transmission of keys directly across a network. The purpose of IKE Phase 2 is to negotiate a security association between two IKE peers.

It uses UDP port 500 to exchange IKE information between the security gateways.

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 advanced category will be compiled into memory for scanning. -All signatures categories will be compiled into memory for scanning, but only those signatures within the ios ips advanced category will be used for scanning purposes. -All signature categories will be compiled into memory for scanning, but only those signatures in the ios_ips basic category will be used for scanning purposes. -Only signatures in the ios_ips basic category will be compiled into memory for scanning.

Only signatures in the ios_ips basic category will be compiled into memory for scanning.

21. 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. Packet filters provide an initial degree of security at the data-link and network layer. Packet filters represent a complete firewall solution. Packet filters are not susceptible to IP spoofing.

Packet filters perform almost all the tasks of a high-end firewall at a fraction of the cost.

= 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. Penetration testing, Vulnerability scanning, Network scanning

Penetration testing = used to determine the possible consequences of successful attacks on the network. Vulnerability scanning = used to find weaknesses and misconfigurations on network systems. Network scanning = used to discover available resources on the network.

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. The current peer IP address should be 172.30.2.1. There is a mismatch between the transform sets The tunnel configuration was established and can be tested with extended pings.

The crypto map has not yet been applied to an interface.

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 LAN and the Internet to the DMZ is considered inbound. -Traffic that is sent from the DMZ and the Internet to the LAN is considered outbound. -Traffic that is sent from the LAN to the DMZ is considered is considered inbound. -Traffic that is sent from the DMZ and the LAN to the Internet is considered outbound.

Traffic that is sent from the DMZ and the LAN to the Internet is considered outbound.

1. Which type of VLAN-hopping attack may be prevented by designating an unused VLAN as the native VLAN? DTP spoofing DHCP spoofing VLAN double-tagging DHCP starvation

VLAN double-tagging

92. What type of ACL is designed for use in the configuration of an ASA to support filtering for clientless SSL VPN's? Webtype Standard Ethertype Extended

Webtype

45. In 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? -authorization -authentication -auditing -accounting

authorization

58. Which security measure is best used to limit the success of a reconnaissance attack from within a campus area network? Implement restrictions on the use of ICMP echo-reply messages. Implement a firewall at the edge of the network. Implement access lists on the border router. Implement encryption for sensitive traffic.

implement encryption for sensitive traffic

32. Which type of traffic is subject to filtering on an ASA 5505 device? public Internet to inside public Internet to DMZ inside to DMZ DMZ to inside

inside to DMZ

50. 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? vulnerability scanning password cracking network scanning integrity checker

integrity checker

95. Which security implementation will provide management plane protection for a network device? role-based access control antispoofing routing protocol authentication access control lists

role-based access control

77. 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? show ip nat translation show running-config show xlate show ip address

show xlate

33. Which IDS/IPS signature alarm will look for packets that are destined to or from a particular port? honey pot-based anomaly-based signature-based policy-based

signature-based


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