Pregunta 1
Pregunta
Which command verifies phase 1 of an IPsec VPN on a Cisco router
Pregunta 2
Pregunta
What is a benefit of a web application firewall?
Respuesta
-
It blocks known vulnerabilities without patching applications
-
It supports all networking protocols.
-
It accelerates web traffic
-
It simplifies troubleshooting
Pregunta 3
Pregunta
Refer to the following output:
dst src state conn-id slot
10.10.10.2 10.1.1.5 QM_IDLE 1 0
While troubleshooting site-to-site VPN, you issued the show crypto isakmp sa command. What does the given output show?
Respuesta
-
IPsec Phase 1 is down due to a QM_IDLE state
-
IPsec Phase 1 is established between 10.10.10.2 and 10.1.1.5
-
IPsec Phase 2 is down due to a QM_IDLE state
-
IPsec Phase 2 is established between 10.10.10.2 and 10.1.1.5
Pregunta 4
Pregunta
Which statement about PVLAN isolated port configured on a switch is true?
Respuesta
-
The isolated port can communicate only with community ports
-
The isolated port can communicate only with other isolated ports
-
The isolated port can communicate with other isolated ports and the promiscuous port
-
The isolated port can communicate only with the promiscuous port
Pregunta 5
Pregunta
What can the SMTP preprocessor in FirePOWER normalize?
Respuesta
-
It can lookup the email sender
-
It can extract and decode email attachments in client to server traffic
-
It compares known threats to the email sender
-
It uses Traffic Anomaly Detector
-
It can forward the SMTP traffic to an email filter server
Pregunta 6
Pregunta
When a switch has multiple links connected to a downstream switch, what is the first step that STP takes to prevent loops?
Respuesta
-
STP selects the designated port
-
STP elects the root bridge
-
STP selects the root port
-
STP blocks one of the ports
Pregunta 7
Pregunta
Which statement correctly describes the function of a private VLAN?
Respuesta
-
A private VLAN enables the creation of multiple VLANs using one broadcast domain.
-
A private VLAN partitions the Layer 3 broadcast domain of a VLAN into subdomains.
-
A private VLAN combines the Layer 2 broadcast domains of many VLANs into one major broadcast domain
-
A private VLAN partitions the Layer 2 broadcast domain of a VLAN into subdomains
Pregunta 8
Pregunta
What is the purpose of a honeypot IPS?
Respuesta
-
To create customized policies
-
To detect unknown attacks
-
To normalize streams
-
To collect information about attacks
Pregunta 9
Pregunta
Which protocol provides security to Secure Copy?
Pregunta 10
Pregunta
Which address block is reserved for locally assigned unique local addresses?
Respuesta
-
FD00::/8
-
2002::/16
-
FB00::/8
-
2001::32
Pregunta 11
Pregunta
Which tool can an attacker use to attempt a DDoS attack?
Respuesta
-
Botnet
-
Trojan horse
-
Virus
-
Adware
Pregunta 12
Pregunta
How does a device on a network using ISE receive its digital certificate during the new device registration process?
Respuesta
-
ISE acts as a SCEP proxy to enable the device to receive a certificate from a central CA server
-
ISE issues a certificate from its internal CA server
-
ISE issues a pre-defined certificate from a local database
-
The device requests a new certificate directly from a central CA
Pregunta 13
Pregunta
Refer to the following output for R1 and R2:
R1
interface GigabitEthernet 0/0
ip address 10.20.20.4 255.255.255.0
crypto isakmp policy 1
authenticaiton pre-share
lifetime 84600
crypto isakmp key test67890 address 10.20.20.4
R2
interface GigabitEthernet 0/0
ip address 10.20.20.4 255.255.255.0
crypto isakmp policy 10
authentication pre-share
lifetime 84600
crypto isakmp key test12345 address 10.30.30.5
You have configured R1 and R2 as shown but the routers are unable to establish a site-to-site VPN tunnel. What action can you take to correct the problem?
Respuesta
-
Edit the crypto keys on R1 and R2 to match
-
Edit the ISAKMP policy sequence numbers on R1 and R2 to match
-
Set a valid value for the crypto key lifetime on each router
-
Edit the crypto isakmp key command on each router with the address value of it's own interface
Pregunta 14
Pregunta
Refer to the following output:
current_peer: 10.1.1.5
PERMIT, flags={origin_is_acl,)
#pkts encaps: 1205, #pkts encrypt: 1205, #pkts digest 1205
#pkts decaps: 1168, #pkts decrypt 1168, #pkts verify 1168
#pkts compressed: 0, #pkts decompressed: 0
#pkts not complressed: 0, #pkts compr. failed: 0
#pkts decompress failed: 0, #send errors 0, #recv errors 0
local crypto endpt.: 10.1.1.1, remote crypto endpt.: 10.1.1.5
While troubleshooting site-to-site VPN, you issued the show crypto ipsec sa command. What does the given output show?
Respuesta
-
IPsec Phase 2 is established between 10.1.1.1 and 10.1.1.5
-
ISAKMP security associations are established between 10.1.1.5 and 10.1.1.1
-
IKE version 2 security associations are established between 10.1.1.1 and 10.1.1.5
-
IPsec Phase 2 is down due to a mismatch between encrypted and descrypted packets
Pregunta 15
Pregunta
In a security context, which action can you take to address compliance?
Respuesta
-
Implement rules to prevent a vulnerability
-
Correct or counteract a vulnerability
-
Reduce the severity of a vulnerability
-
Follow directions from the security appliance manufacturer to remediate a vulnerability
Pregunta 16
Pregunta
Which IPS mode provides the maximum number of actions?
Respuesta
-
Inline
-
Promiscuous
-
Span
-
Failover
-
Bypass
Pregunta 17
Pregunta
By which kind of threat the victim is tricked into entering username and password information at a disguised website?
Respuesta
-
Spoofing
-
Malware
-
Spam
-
Phishing
Pregunta 18
Pregunta
Which technology can be used to rate data fidelity and provide and authenticated hash for data?
Respuesta
-
File reputation
-
File analysis
-
Signature updates
-
Network blocking
Pregunta 19
Pregunta
In which type of attack does an attacker send email messages that ask the recipient to click a link such as https://www.cisco.net.cc/securelogon?
Respuesta
-
Phishing
-
Pharming
-
Solicitation
-
Secure transaction
Pregunta 20
Pregunta
What configuration allows AnyConnect to automatically establish a VPN session when a user logs into the computer?
Pregunta 21
Pregunta
Which source port does IKE use when NAT has been detected between two VPN gateways?
Respuesta
-
TCP 4500
-
TCP 500
-
UDP 4500
-
UDP 500
Pregunta 22
Pregunta
Refer to the following commands:
Username Engineer privilege 9 password 0 configure
Username Monitor privilege 8 password 0 watcher
Username HelpDesk privilege 6 password help
Privilege exec level 6 show running
Privilege exec level 7 show start-up
Privilege exec level 9 configure terminal
Privilege exec level 10 interface
Which line in this configuration prevents the HelpDesk user from modifying the interface configuration
Respuesta
-
Privilege exec level 9 configure terminal
-
Privilege exec level 10 interface
-
Username HelpDesk privilege 6 password help
-
Privilege exec level 7 show start-up
Pregunta 23
Pregunta
Which statement about extended access lists is true?
Respuesta
-
Extended access lists perform filtering that is based on source and destination and are most effective when applied closest to the destination.
-
Extended access lists perform filtering that is based on source and destination and are most effective when applied to the source.
-
Extended access lists perform filtering that is based on destination and are most effective when applied to the source.
-
Extended access lists perform filtering that is based on source and are most effective when applied to the destination,
Pregunta 24
Pregunta
What is the Cisco preferred countermeasure to mitigate CAM overflows?
Respuesta
-
Port security
-
Dynamic port security
-
IP source guard
-
Root guard
Pregunta 25
Pregunta
A specific URL has been identified as containing malware. What action can you take to block users from accidentally visiting the URL and becoming infected with malware?
Respuesta
-
Enable URL filtering on the perimeter router and add the URLs you want to block to the router's local URL list.
-
Enable URL filtering on the perimeter firewall and add the URLs you want to allow to the router's local URL list.
-
Enable URL filtering on the perimeter router and add the URLs you want to allow to the firewall's local URL list
-
Create a blacklist that contains the URL you want to block and activate the blacklist on the perimeter router.
-
Create a whitelist that contains the URLs you want to allow and activate the whitelist on the perimeter router.
Pregunta 26
Pregunta
Which feature filters CoPP packets?
Respuesta
-
Access control lists
-
Class maps
-
Policy maps
-
Route maps
Pregunta 27
Pregunta
Refer to the following output:
dst src state conn-id slot
10.10.10.2 10.1.1.5 MM_NO_STATE 1 0
While troubleshooting site-to-site VPN, you issued the show crypto isakmp sa command. What does the given output show?
Respuesta
-
IKE Phase 1 main mode was created on 10.1.1.5, but failed to negotiate with 10.10.10.2
-
IKE Phase 1 main mode has successfully negotiated between 10.1.1.5 and 10.10.10.2
-
IKE Phase 1 aggressive mode was created on 10.1.1.5, but it failed to negotiate with 10.10.10.2
-
IKE Phase 1 aggressive has successfully negotiated between 10.1.1.5 and 10.10.10.2
Pregunta 28
Pregunta
Refer to the following output:
R1#show snmp
0 SNMP packets input
6 Bad SNMP version errors
3 Unknown community name
9 Illegal operation for community name supplied
4 Encoding errors
2 Number of requested variables
0 Number of altered variables
98 Get-request PDUs
12 Get-next PDUs
2 Set-request PDUs
0 Input queue packet drops (Maximum queue size 1000)
0 SNMP packets output
0 Too big errors (Maximum packet size 1500)
0 No such name errors
0 Bad values errors
0 General errors
31 Response PDUs
1 Trap PDUs
How many times was a read-only string used to attempt a write operation?
Pregunta 29
Pregunta
After reloading a router, you issue the dir command to verify the installation and observe that the image file appears to be missing. For what reason could the image file fail to appear in the dir output?
Respuesta
-
The secure boot-image command is configured
-
The secure boot-comfit command is configured
-
The confreg 0x24 command is configured
-
The reload command was issued from ROMMON
Pregunta 30
Pregunta
When a company puts a security policy in place, what is the effect on the company's business?
Pregunta 31
Pregunta
What security feature allows a private IP address to access the internet by translating it to a public address?
Pregunta 32
Pregunta
Which type of mirroring does SPAN technology perform?
Respuesta
-
Remote mirroring over Layer 2
-
Remote mirroring over Layer 3
-
Local mirroring over Layer 2
-
Local mirroring over Layer 3
Pregunta 33
Pregunta
If you change the native VLAN on the trunk port to an unused VLAN, what happens if an attacker attempts a double-tagging attack?
Respuesta
-
The trunk port would go into an error-disabled state
-
A VLAN hopping attack would be successful
-
A VLAN hopping attack would be prevented
-
The attacker VLAN will be pruned
Pregunta 34
Pregunta
What is the most common Cisco Discovery Protocol version 1 attack?
Respuesta
-
Denial of Service
-
MAC-Address spoofing
-
CAM-table overflow
-
VLAN hopping
Pregunta 35
Pregunta
Refer to the following commands:
Username HelpDesk privilege 9 password 0 helpdesk
Username Monitor privilege 8 password 0 watcher
Username Admin password checkme
Username Admin privilege 6 autocommand show running
Privilege exec level 6 configure terminal
The Admin user is unable to enter configuration mode on a device with the given configuration. What change can you make to the configuration to correct the problem?
Respuesta
-
Remove the autocommand keyword and arguments from the username admin privilege line.
-
Change the Privilege exec level value to 15
-
Remove the two Username Admin lines
-
Remove the Privilege exec line
Pregunta 36
Pregunta
On which Cisco Configuration Professional screen do you enable AAA?
Respuesta
-
AAA Summary
-
AAA Servers and Groups
-
Authentication Policies
-
Authorization Policies
Pregunta 37
Pregunta
Which type of IPS can identify worms that are propagating in a network?
Respuesta
-
Policy-based IPS
-
Anomaly-based IPS
-
Reputation-based IPS
-
Signature-based IPS
Pregunta 38
Pregunta
In the following command:
router OSPF 200
What does the value 200 stand for?
Pregunta 39
Pregunta
Which statement about the communication between interfaces of the same security level is true?
Respuesta
-
Interfaces on the same security level require additional configuration to permit interface communication.
-
Configuring interfaces on the same security level can use asymmetric routing.
-
All traffic is allowed by default between interfaces on the same security level.
-
You can configure only one interface on an individual security level.
Pregunta 40
Pregunta
Which wildcard mask is associated with a subnet mask of /27
Respuesta
-
0.0.0.31
-
0.0.0.27
-
0.0.0.224
-
0.0.0.255
Pregunta 41
Pregunta
Which option describes information that must be considered when you apply an access list to a physical interface?
Respuesta
-
Protocol used for filtering
-
Direction of the access class
-
Direction of the access group
-
Direction of the access list
Pregunta 42
Pregunta
What is the purpose of the integrity component of the CIA triad?
Respuesta
-
To ensure that only authorized parties can modify data
-
To determine whether data is relevant
-
To create a process for accessing data
-
To ensure that only authorized parties can view the data
Pregunta 43
Pregunta
How does PEAP protect the EAP exchange?
Respuesta
-
It encrypts the exchange using the server certificate
-
It encrypts the exchange using the client certificate
-
It validated the server-supplied certificate, and then encrypts the exchange using the client side certificate.
-
It validates the client-supplied certificate, and then encrypts the exchange using the server certificate.
Pregunta 44
Pregunta
If the native VLAN on a trunk is different on each end of the link, what is a potential consequence?
Respuesta
-
The interface on both switches may shut down
-
STP loops may occur
-
The switch with the higher native VLAN may shut down
-
The switch with the lower native VLAN may shut down
Pregunta 45
Pregunta
How does a zone-based firewall implementation handle traffic between interfaces in the same zone?
Respuesta
-
Traffic between two interfaces in the same zone is allowed by default.
-
Traffic between interfaces in the same zone is blocked unless you configure the same security permit command,
-
Traffic between interfaces in the same zone is always blocked.
-
Traffic between interfaces in the same zone is blocked unless you apply a service policy to the zone pair.
Pregunta 46
Pregunta
Refer to the following commands:
tacacs server tacacs1
address ipv4 1.1.1.1
timeout 20
single-connection
tacacs server tacacs2
address ipv4 2.2.2.2
timeout 20
single-connection
tacacs server tacacs3
address ipv4 3.3.3.3
timeout 20
single-connection
Which statement about the given configuration is true?
Respuesta
-
The single-connection command causes the device to establish one connection for all TACACS translations.
-
The single-connection command causes the device to process one TACACS request and then move to the next server.
-
The timeout command causes the device to move to the next server after 20 seconds of TACACS inactivity
-
The router communicates with the NAS on the default port, TCP 1645
Pregunta 47
Pregunta
In which type of attack does the attacker attempt to overload the CAM table on a switch so that the switch acts as a hub?
Respuesta
-
MAC spoofing
-
Gratuitous ARP
-
MAC flooding
-
DoS
Pregunta 48
Pregunta
Which syslog severity level is level number 7?
Respuesta
-
Warning
-
Informational
-
Notification
-
Debugging
Pregunta 49
Pregunta
Refer to the following output:
UDP outside 205.165.201.225:53 inside 10.0.0.10:52464, idle 0:00:01, bytes 266, flags -
What type of firewall would use the given configuration line?
Respuesta
-
A stateful firewall
-
A personal firewall
-
A proxy firewall
-
An application firewall
-
A stateless firewall
Pregunta 50
Pregunta
Which feature of the Cisco Email Security Appliance can mitigate the impact of snowshoe spam and sophisticated phishing attacks?
Pregunta 51
Pregunta
Which Sourcefire logging action should you choose to record the most detail about a connection?
Respuesta
-
Enable logging at the end of the session
-
Enable logging at the beginning of the session
-
Enable alerts via SNMP to log events off-box
-
Enable eStreamer to log events off-box
Pregunta 52
Pregunta
When is the best time to perform an anti-virus signature update?
Respuesta
-
Every time a new update is available
-
When the local scanner has detected a new virus
-
When a new virus is discovered in the wild
-
When the system detects a browser hook
Pregunta 53
Pregunta
Which command initializes a lawful intercept view?
Respuesta
-
username cisco1 view lawful-intercept password cisco
-
parser view cisco li-view
-
li-view cisco user cisco1 password cisco
-
parser view li-view inclusive
Pregunta 54
Pregunta
Which type of firewall can act on behalf of the end device?
Respuesta
-
Stateful packet
-
Application
-
Packet
-
Proxy