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HPE6-A84 exam questions for practice in 2023 Updated 60 Questions [Q33-Q53]




HPE6-A84 exam questions for practice in 2023 Updated 60 Questions

Updated Nov-2023 Premium HPE6-A84 Exam Engine pdf - Download Free Updated 60 Questions


HPE6-A84 exam covers a wide range of topics related to network security and Aruba technologies, including network access control, secure network design, wireless security, firewall technologies, VPN technologies, and more. HPE6-A84 exam is designed to be comprehensive and challenging, and is intended to test the knowledge and skills of network security professionals in a variety of real-world scenarios. HPE6-A84 exam consists of 60 multiple-choice questions, and candidates are given 90 minutes to complete the exam.


To become an Aruba Certified Network Security Expert, candidates must pass the HPE6-A84 exam. HPE6-A84 exam is designed to test the candidate's understanding of Aruba's network security solutions, including ClearPass Policy Manager, AirWave, and Aruba's wireless LANs. Additionally, the exam covers topics such as network security policy design, security risk assessments, and regulatory compliance.

 

QUESTION 33
Refer to the scenario.
A customer has an Aruba ClearPass cluster. The customer has AOS-CX switches that implement 802.1X authentication to ClearPass Policy Manager (CPPM).
Switches are using local port-access policies.
The customer wants to start tunneling wired clients that pass user authentication only to an Aruba gateway cluster. The gateway cluster should assign these clients to the “eth-internet” role. The gateway should also handle assigning clients to their VLAN, which is VLAN 20.
The plan for the enforcement policy and profiles is shown below:

The gateway cluster has two gateways with these IP addresses:
* Gateway 1
o VLAN 4085 (system IP) = 10.20.4.21
o VLAN 20 (users) = 10.20.20.1
o VLAN 4094 (WAN) = 198.51.100.14
* Gateway 2
o VLAN 4085 (system IP) = 10.20.4.22
o VLAN 20 (users) = 10.20.20.2
o VLAN 4094 (WAN) = 198.51.100.12
* VRRP on VLAN 20 = 10.20.20.254
The customer requires high availability for the tunnels between the switches and the gateway cluster. If one gateway falls, the other gateway should take over its tunnels. Also, the switch should be able to discover the gateway cluster regardless of whether one of the gateways is in the cluster.
You are setting up the UBT zone on an AOS-CX switch.
Which IP addresses should you define in the zone?

 
 
 
 

QUESTION 34
You are setting up Aruba ClearPass Policy Manager (CPPM) to enforce EAP-TLS authentication with Active Directory as the authentication source. The company wants to prevent users with disabled accounts from connecting even if those users still have valid certificates.
As the first part of meeting these criteria, what should you do to enable CPPM to determine where accounts are enabled in AD or not?

 
 
 
 

QUESTION 35
Refer to the scenario.
# Introduction to the customer
You are helping a company add Aruba ClearPass to their network, which uses Aruba network infrastructure devices.
The company currently has a Windows domain and Windows CA. The Window CA issues certificates to domain computers, domain users, and servers such as domain controllers. An example of a certificate issued by the Windows CA is shown here.


The company is in the process of adding Microsoft Endpoint Manager (Intune) to manage its mobile clients.
The customer is maintaining the on-prem AD for now and uses Azure AD Connect to sync with Azure AD.
# Requirements for issuing certificates to mobile clients
The company wants to use ClearPass Onboard to deploy certificates automatically to mobile clients enrolled in Intune. During this process, Onboard should communicate with Azure AD to validate the clients. High availability should also be provided for this scenario; in other words, clients should be able to get certificates from Subscriber 2 if Subscriber 1 is down.
The Intune admins intend to create certificate profiles that include a UPN SAN with the UPN of the user who enrolled the device.
# Requirements for authenticating clients
The customer requires all types of clients to connect and authenticate on the same corporate SSID.
The company wants CPPM to use these authentication methods:
* EAP-TLS to authenticate users on mobile clients registered in Intune
* TEAR, with EAP-TLS as the inner method to authenticate Windows domain computers and the users on them To succeed, EAP-TLS (standalone or as a TEAP method) clients must meet these requirements:
Their certificate is valid and is not revoked, as validated by OCSP
The client’s username matches an account in AD
# Requirements for assigning clients to roles
After authentication, the customer wants the CPPM to assign clients to ClearPass roles based on the following rules:
* Clients with certificates issued by Onboard are assigned the “mobile-onboarded” role
* Clients that have passed TEAP Method 1 are assigned the “domain-computer” role Clients in the AD group “Medical” are assigned the “medical-staff” role Clients in the AD group “Reception” are assigned to the “reception-staff” role The customer requires CPPM to assign authenticated clients to AOS firewall roles as follows:
* Assign medical staff on mobile-onboarded clients to the “medical-mobile” firewall role
* Assign other mobile-onboarded clients to the “mobile-other” firewall role
* Assign medical staff on domain computers to the “medical-domain” firewall role
* All reception staff on domain computers to the “reception-domain” firewall role
* All domain computers with no valid user logged in to the “computer-only” firewall role
* Deny other clients access
# Other requirements
Communications between ClearPass servers and on-prem AD domain controllers must be encrypted.
# Network topology
For the network infrastructure, this customer has Aruba APs and Aruba gateways, which are managed by Central. APs use tunneled WLANs, which tunnel traffic to the gateway cluster. The customer also has AOS-CX switches that are not managed by Central at this point.

# ClearPass cluster IP addressing and hostnames
A customer’s ClearPass cluster has these IP addresses:
* Publisher = 10.47.47.5
* Subscriber 1 = 10.47.47.6
* Subscriber 2 = 10.47.47.7
* Virtual IP with Subscriber 1 and Subscriber 2 = 10.47.47.8
The customer’s DNS server has these entries
* cp.acnsxtest.com = 10.47.47.5
* cps1.acnsxtest.com = 10.47.47.6
* cps2.acnsxtest.com = 10.47.47.7
* radius.acnsxtest.com = 10.47.47.8
* onboard.acnsxtest.com = 10.47.47.8
You cannot see flow attributes for wireless clients.
What should you check?

 
 
 
 

QUESTION 36
Refer to the scenario.
A customer has an Aruba ClearPass cluster. The customer has AOS-CX switches that implement 802.1X authentication to ClearPass Policy Manager (CPPM).
Switches are using local port-access policies.
The customer wants to start tunneling wired clients that pass user authentication only to an Aruba gateway cluster. The gateway cluster should assign these clients to the “eth-internet” role. The gateway should also handle assigning clients to their VLAN, which is VLAN 20.
The plan for the enforcement policy and profiles is shown below:

The gateway cluster has two gateways with these IP addresses:
* Gateway 1
o VLAN 4085 (system IP) = 10.20.4.21
o VLAN 20 (users) = 10.20.20.1
o VLAN 4094 (WAN) = 198.51.100.14
* Gateway 2
o VLAN 4085 (system IP) = 10.20.4.22
o VLAN 20 (users) = 10.20.20.2
o VLAN 4094 (WAN) = 198.51.100.12
* VRRP on VLAN 20 = 10.20.20.254
The customer requires high availability for the tunnels between the switches and the gateway cluster. If one gateway falls, the other gateway should take over its tunnels. Also, the switch should be able to discover the gateway cluster regardless of whether one of the gateways is in the cluster.
Assume that you are using the “myzone” name for the UBT zone.
Which is a valid minimal configuration for the AOS-CX port-access roles?

 
 
 
 

QUESTION 37
Refer to the scenario.
An organization wants the AOS-CX switch to trigger an alert if its RADIUS server (cp.acnsxtest.local) rejects an unusual number of client authentication requests per hour. After some discussions with other Aruba admins, you are still not sure how many rejections are usual or unusual. You expect that the value could be different on each switch.
You are helping the developer understand how to develop an NAE script for this use case.
You are helping the developer find the right URI for the monitor.
Refer to the exhibit.

You have used the REST API reference interface to submit a test call. The results are shown in the exhibit.
Which URI should you give to the developer?

 
 
 
 

QUESTION 38
A company has Aruba gateways and wants to start implementing gateway IDS/IPS. The customer has selected Block for the Fail Strategy.
What might you recommend to help minimize unexpected outages caused by using this particular fall strategy?

 
 
 
 

QUESTION 39
Refer to the scenario.
# Introduction to the customer
You are helping a company add Aruba ClearPass to their network, which uses Aruba network infrastructure devices.
The company currently has a Windows domain and Windows CA. The Window CA issues certificates to domain computers, domain users, and servers such as domain controllers. An example of a certificate issued by the Windows CA is shown here.


The company is in the process of adding Microsoft Endpoint Manager (Intune) to manage its mobile clients.
The customer is maintaining the on-prem AD for now and uses Azure AD Connect to sync with Azure AD.
# Requirements for issuing certificates to mobile clients
The company wants to use ClearPass Onboard to deploy certificates automatically to mobile clients enrolled in Intune. During this process, Onboard should communicate with Azure AD to validate the clients. High availability should also be provided for this scenario; in other words, clients should be able to get certificates from Subscriber 2 if Subscriber 1 is down.
The Intune admins intend to create certificate profiles that include a UPN SAN with the UPN of the user who enrolled the device.
# Requirements for authenticating clients
The customer requires all types of clients to connect and authenticate on the same corporate SSID.
The company wants CPPM to use these authentication methods:
EAP-TLS to authenticate users on mobile clients registered in Intune
TEAR, with EAP-TLS as the inner method to authenticate Windows domain computers and the users on them To succeed, EAP-TLS (standalone or as a TEAP method) clients must meet these requirements:
Their certificate is valid and is not revoked, as validated by OCSP
The client’s username matches an account in AD
# Requirements for assigning clients to roles
After authentication, the customer wants the CPPM to assign clients to ClearPass roles based on the following rules:
Clients with certificates issued by Onboard are assigned the “mobile-onboarded” role Clients that have passed TEAP Method 1 are assigned the “domain-computer” role Clients in the AD group “Medical” are assigned the “medical-staff” role Clients in the AD group “Reception” are assigned to the “reception-staff” role The customer requires CPPM to assign authenticated clients to AOS firewall roles as follows:
Assign medical staff on mobile-onboarded clients to the “medical-mobile” firewall role Assign other mobile-onboarded clients to the “mobile-other” firewall role Assign medical staff on domain computers to the “medical-domain” firewall role All reception staff on domain computers to the “reception-domain” firewall role All domain computers with no valid user logged in to the “computer-only” firewall role Deny other clients access
# Other requirements
Communications between ClearPass servers and on-prem AD domain controllers must be encrypted.
# Network topology
For the network infrastructure, this customer has Aruba APs and Aruba gateways, which are managed by Central. APs use tunneled WLANs, which tunnel traffic to the gateway cluster. The customer also has AOS-CX switches that are not managed by Central at this point.

# ClearPass cluster IP addressing and hostnames
A customer’s ClearPass cluster has these IP addresses:
Publisher = 10.47.47.5
Subscriber 1 = 10.47.47.6
Subscriber 2 = 10.47.47.7
Virtual IP with Subscriber 1 and Subscriber 2 = 10.47.47.8
The customer’s DNS server has these entries
cp.acnsxtest.com = 10.47.47.5
cps1.acnsxtest.com = 10.47.47.6
cps2.acnsxtest.com = 10.47.47.7
radius.acnsxtest.com = 10.47.47.8
onboard.acnsxtest.com = 10.47.47.8
The customer needs a secure way for users to enroll their new wireless clients in Intune. You are recommending a new WLAN that will provide the users with limited access for the enrollment.
You have set up captive portal for clients on this WLAN to a web page with instructions for enrolling devices.
You will need to add several hostnames to the captive portal allowlist manually.
What is one of those hostnames?

 
 
 
 

QUESTION 40
You are working with a developer to design a custom NAE script for a customer. The NAE agent should trigger an alert when ARP inspection drops packets on a VLAN. The customer wants the admins to be able to select the correct VLAN ID for the agent to monitor when they create the agent.
What should you tell the developer to do?

 
 
 
 

QUESTION 41
Refer to the scenario.
A customer is using an AOS 10 architecture with Aruba APs and Aruba gateways (two per site). Admins have implemented auto-site clustering for gateways with the default gateway mode disabled. WLANs use tunneled mode to the gateways.
The WLAN security is WPA3-Enterprise with authentication to an Aruba ClearPass Policy Manager (CPPM) cluster VIP. RADIUS communications use RADIUS, not RadSec.
CPPM is using the service shown in the exhibits.

Which step can you take to improve operations during a possible gateway failover event?

 
 
 
 

QUESTION 42
Refer to the scenario.
A customer has an Aruba ClearPass cluster. The customer has AOS-CX switches that implement 802.1X authentication to ClearPass Policy Manager (CPPM).
Switches are using local port-access policies.
The customer wants to start tunneling wired clients that pass user authentication only to an Aruba gateway cluster. The gateway cluster should assign these clients to the “eth-internet” role. The gateway should also handle assigning clients to their VLAN, which is VLAN 20.
The plan for the enforcement policy and profiles is shown below:

The gateway cluster has two gateways with these IP addresses:
* Gateway 1
o VLAN 4085 (system IP) = 10.20.4.21
o VLAN 20 (users) = 10.20.20.1
o VLAN 4094 (WAN) = 198.51.100.14
* Gateway 2
o VLAN 4085 (system IP) = 10.20.4.22
o VLAN 20 (users) = 10.20.20.2
o VLAN 4094 (WAN) = 198.51.100.12
* VRRP on VLAN 20 = 10.20.20.254
The customer requires high availability for the tunnels between the switches and the gateway cluster. If one gateway falls, the other gateway should take over its tunnels. Also, the switch should be able to discover the gateway cluster regardless of whether one of the gateways is in the cluster.
What is one change that you should make to the solution?

 
 
 
 

QUESTION 43
You need to install a certificate on a standalone Aruba Mobility Controller (MC). The MC will need to use the certificate for the Web UI and for implementing RadSec with Aruba ClearPass Policy Manager. You have been given a certificate with these settings:
Subject: CN=mc41.site94.example.com
* No SANs
* Issuer: CN=ca41.example.com
EKUs: Server Authentication, Client Authentication
What issue does this certificate have for the purposes for which the certificate is intended?

 
 
 
 

QUESTION 44
You are working with a developer to design a custom NAE script for a customer. You are helping the developer find the correct REST API resource to monitor.
Refer to the exhibit below.

What should you do before proceeding?

 
 
 
 

QUESTION 45
You are designing an Aruba ClearPass Policy Manager (CPPM) solution for a customer. You learn that the customer has a Palo Alto firewall that filters traffic between clients in the campus and the data center.
Which integration can you suggest?

 
 
 
 

QUESTION 46
Refer to the scenario.
# Introduction to the customer
You are helping a company add Aruba ClearPass to their network, which uses Aruba network infrastructure devices.
The company currently has a Windows domain and Windows CA. The Window CA issues certificates to domain computers, domain users, and servers such as domain controllers. An example of a certificate issued by the Windows CA is shown here.


The company is in the process of adding Microsoft Endpoint Manager (Intune) to manage its mobile clients.
The customer is maintaining the on-prem AD for now and uses Azure AD Connect to sync with Azure AD.
# Requirements for issuing certificates to mobile clients
The company wants to use ClearPass Onboard to deploy certificates automatically to mobile clients enrolled in Intune. During this process, Onboard should communicate with Azure AD to validate the clients. High availability should also be provided for this scenario; in other words, clients should be able to get certificates from Subscriber 2 if Subscriber 1 is down.
The Intune admins intend to create certificate profiles that include a UPN SAN with the UPN of the user who enrolled the device.
# Requirements for authenticating clients
The customer requires all types of clients to connect and authenticate on the same corporate SSID.
The company wants CPPM to use these authentication methods:
* EAP-TLS to authenticate users on mobile clients registered in Intune
* TEAR, with EAP-TLS as the inner method to authenticate Windows domain computers and the users on them To succeed, EAP-TLS (standalone or as a TEAP method) clients must meet these requirements:
Their certificate is valid and is not revoked, as validated by OCSP
The client’s username matches an account in AD
# Requirements for assigning clients to roles
After authentication, the customer wants the CPPM to assign clients to ClearPass roles based on the following rules:
* Clients with certificates issued by Onboard are assigned the “mobile-onboarded” role
* Clients that have passed TEAP Method 1 are assigned the “domain-computer” role Clients in the AD group “Medical” are assigned the “medical-staff” role Clients in the AD group “Reception” are assigned to the “reception-staff” role The customer requires CPPM to assign authenticated clients to AOS firewall roles as follows:
* Assign medical staff on mobile-onboarded clients to the “medical-mobile” firewall role
* Assign other mobile-onboarded clients to the “mobile-other” firewall role
* Assign medical staff on domain computers to the “medical-domain” firewall role
* All reception staff on domain computers to the “reception-domain” firewall role
* All domain computers with no valid user logged in to the “computer-only” firewall role
* Deny other clients access
# Other requirements
Communications between ClearPass servers and on-prem AD domain controllers must be encrypted.
# Network topology
For the network infrastructure, this customer has Aruba APs and Aruba gateways, which are managed by Central. APs use tunneled WLANs, which tunnel traffic to the gateway cluster. The customer also has AOS-CX switches that are not managed by Central at this point.

# ClearPass cluster IP addressing and hostnames
A customer’s ClearPass cluster has these IP addresses:
* Publisher = 10.47.47.5
* Subscriber 1 = 10.47.47.6
* Subscriber 2 = 10.47.47.7
* Virtual IP with Subscriber 1 and Subscriber 2 = 10.47.47.8
The customer’s DNS server has these entries
* cp.acnsxtest.com = 10.47.47.5
* cps1.acnsxtest.com = 10.47.47.6
* cps2.acnsxtest.com = 10.47.47.7
* radius.acnsxtest.com = 10.47.47.8
* onboard.acnsxtest.com = 10.47.47.8
You have imported the root certificate for the Windows CA to the ClearPass CA Trust list.
Which usages should you add to it based on the scenario requirements?

 
 
 
 

QUESTION 47
Refer to the scenario.
This customer is enforcing 802.1X on AOS-CX switches to Aruba ClearPass Policy Manager (CPPM). The customer wants switches to download role settings from CPPM. The “reception-domain” role must have these settings:
– Assigns clients to VLAN 14 on switch 1, VLAN 24 on switch 2, and so on.
– Filters client traffic as follows:
– Clients are permitted full access to 10.1.5.0/24 and the Internet
– Clients are denied access to 10.1.0.0/16
The switch topology is shown here:

How should you configure the VLAN setting for the reception role?

 
 
 
 

QUESTION 48
Refer to the scenario.
A customer requires these rights for clients in the “medical-mobile” AOS firewall role on Aruba Mobility Controllers (MCs):
Permitted to receive IP addresses with DHCP
Permitted access to DNS services from 10.8.9.7 and no other server
Permitted access to all subnets in the 10.1.0.0/16 range except denied access to 10.1.12.0/22 Denied access to other 10.0.0.0/8 subnets Permitted access to the Internet Denied access to the WLAN for a period of time if they send any SSH traffic Denied access to the WLAN for a period of time if they send any Telnet traffic Denied access to all high-risk websites External devices should not be permitted to initiate sessions with “medical-mobile” clients, only send return traffic.
The exhibits below show the configuration for the role.

There are multiple issues with the configuration.
What is one of the changes that you must make to the policies to meet the scenario requirements? (In the options, rules in a policy are referenced from top to bottom. For example, “medical-mobile” rule 1 is “ipv4 any any svc-dhcp permit,” and rule 8 is “ipv4 any any any permit’.)

 
 
 
 

QUESTION 49
Refer to the scenario.
A customer is migrating from on-prem AD to Azure AD as its sole domain solution. The customer also manages both wired and wireless devices with Microsoft Endpoint Manager (Intune).
The customer wants to improve security for the network edge. You are helping the customer design a ClearPass deployment for this purpose. Aruba network devices will authenticate wireless and wired clients to an Aruba ClearPass Policy Manager (CPPM) cluster (which uses version 6.10).
The customer has several requirements for authentication. The clients should only pass EAP-TLS authentication if a query to Azure AD shows that they have accounts in Azure AD. To further refine the clients’ privileges, ClearPass also should use information collected by Intune to make access control decisions.
You are planning to use Azure AD as the authentication source in 802.1X services.
What should you make sure that the customer understands is required?

 
 
 
 

QUESTION 50
Refer to the scenario.
A customer has an Aruba ClearPass cluster. The customer has AOS-CX switches that implement 802.1X authentication to ClearPass Policy Manager (CPPM).
Switches are using local port-access policies.
The customer wants to start tunneling wired clients that pass user authentication only to an Aruba gateway cluster. The gateway cluster should assign these clients to the “eth-internet” role. The gateway should also handle assigning clients to their VLAN, which is VLAN 20.
The plan for the enforcement policy and profiles is shown below:

The gateway cluster has two gateways with these IP addresses:
* Gateway 1
o VLAN 4085 (system IP) = 10.20.4.21
o VLAN 20 (users) = 10.20.20.1
o VLAN 4094 (WAN) = 198.51.100.14
* Gateway 2
o VLAN 4085 (system IP) = 10.20.4.22
o VLAN 20 (users) = 10.20.20.2
o VLAN 4094 (WAN) = 198.51.100.12
* VRRP on VLAN 20 = 10.20.20.254
The customer requires high availability for the tunnels between the switches and the gateway cluster. If one gateway falls, the other gateway should take over its tunnels. Also, the switch should be able to discover the gateway cluster regardless of whether one of the gateways is in the cluster.
Assume that you are using the “myzone” name for the UBT zone.
Which is a valid minimal configuration for the AOS-CX port-access roles?

 
 
 
 

QUESTION 51
Refer to the scenario.
A customer requires these rights for clients in the “medical-mobile” AOS firewall role on Aruba Mobility Controllers (MCs):
* Permitted to receive IP addresses with DHCP
* Permitted access to DNS services from 10.8.9.7 and no other server
* Permitted access to all subnets in the 10.1.0.0/16 range except denied access to 10.1.12.0/22 Denied access to other 10.0.0.0/8 subnets
* Permitted access to the Internet
Denied access to the WLAN for a period of time if they send any SSH traffic Denied access to the WLAN for a period of time if they send any Telnet traffic Denied access to all high-risk websites External devices should not be permitted to initiate sessions with “medical-mobile” clients, only send return traffic.
The exhibits below show the configuration for the role.

What setting not shown in the exhibit must you check to ensure that the requirements of the scenario are met?

 
 
 
 

QUESTION 52
A company has an Aruba ClearPass server at 10.47.47.8, FQDN radius.acnsxtest.local. This exhibit shows ClearPass Policy Manager’s (CPPM’s) settings for an Aruba Mobility Controller (MC).

The MC is already configured with RADIUS authentication settings for CPPM, and RADIUS requests between the MC and CPPM are working. A network admin enters and commits this command to enable dynamic authorization on the MC:
aaa rfc-3576-server 10.47.47.8
But when CPPM sends CoA requests to the MC, they are not working. This exhibit shows the RFC 3576 server statistics on the MC:

How could you fix this issue?

 
 
 
 

QUESTION 53
Refer to the scenario.
A hospital has an AOS10 architecture that is managed by Aruba Central. The customer has deployed a pair of Aruba 9000 Series gateways with Security licenses at each clinic. The gateways implement IDS/IPS in IDS mode.
The Security Dashboard shows these several recent events with the same signature, as shown below:

Which step could give you valuable context about the incident?

 
 
 
 

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Post date: 2023-11-05 16:41:47
Post date GMT: 2023-11-05 16:41:47
Post modified date: 2023-11-05 16:41:47
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