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NEW QUESTION 33
The security plan for AOS-Switches requires protection from incoming malware traffic: generated from a worm-or virus-infected host.
Which feature should be implemented to provide the required protection?
- A. connection-rate filtering
- B. port security
- C. proxy ARP
- D. DHCP snooping
Answer: A
Explanation:
Explanation/Reference:
Reference: http://h22208.www2.hpe.com/eginfolib/networking/docs/switches/K-KA-KB/15-18/5998-
8150_access_security_guide/content/s_about_connection-rate_filtering.html
NEW QUESTION 34
Which switches can be deployed in a mesh topology for backplane stacking?
- A. Aruba 2930M switches
- B. Aruba 2930F switches
- C. Aruba 3810 switches
- D. Aruba 2920 switches
Answer: D
NEW QUESTION 35
A network administrator configures DHCP snooping on VLAN 2. How does the switch handle DHCP traffic that arrives in this VLAN on an untrusted interface?
- A. It accepts packets from a DHCP server, but drops client packets.
- B. It accepts client packets, but drops packets from a DHCP server.
- C. It drops all DHCP traffic logs a security event.
- D. It accepts both client and server packets as long as they match the DHCP binding table.
Answer: A
NEW QUESTION 36
Refer to the exhibits.
Exhibit 1
Exhibit 2
Exhibit 2 shows IGMP groups on Switch-2, which runs IGMP but not PIM. Switch-1 and Switch-3 do not have IGMP or PIM enabled. Client 1 begins to forward multicasts to 239.1.1.1.
Which clients receive the multicasts?
- A. Client 2, Client 3, and Client 4
- B. Client 3 and Client 4, but not Client 2
- C. Client 3, but not any of the other clients
- D. Client 2, but not any of the other clients
Answer: D
NEW QUESTION 37
Refer to the exhibits.
Exhibit 1
Exhibit 2
Exhibit 1 shows the topology for the network. The network administrator sees the log entries shown in Exhibit 2. Which type of failure is indicated?
- A. A link between Switch-1 and Switch-2 went down. BFD detected the lost connectivity and behaved as expected.
- B. BFD was set up incorrectly on Switch-2, so it caused Switch-2 to lose adjacency with Switch-1 rather than repair the session.
- C. Graceful restart helper was not enabled on Switvh-2, so BFD was unable to operate correctly, and the session was taken down.
- D. A hardware issue caused a unidirectional link; BFD detected the issue at Layer 2 and prevented a broadcast storm.
Answer: B
NEW QUESTION 38
A network uses MSTP. How can the AOS-Switch loop protection feature enhance this network?
- A. It can replace MSTP entirely and provide better load sharing or traffic across uplinks
- B. It can replace MSTP entirely and provide faster, more controlled convergence
- C. It can supplement MSTP on access switch edge ports to detect loops in more circumstances
- D. It can supplement MSTP on access switch uplinks to provide more control over which uplink is blocked
Answer: C
NEW QUESTION 39
Refer to the exhibits.
Exhibit 2
The network administrator configures the commands shown in Exhibit 2. Which mismatch will cause an issue?
- A. the mismatch between the key-strings associated with VLAN 10 on Switch-1 and on Switch-2
- B. the mismatch between the chain names associated with VLAN 11 on Switch-1 and on Switch-3
- C. the mismatch between the key IDs specified in chain10 and chain11 on Switch-1
- D. the mismatch between the key-strings in the chains for VLAN 10 and VLAN 11 on Switch-1
Answer: A
NEW QUESTION 40
Refer to the exhibit.
A company wants to change Area 1 shown in the exhibit from a stub area to a totally stub area.
What will be one effect of this planned change?
- A. Endpoints within Area 1 will no longer be able to reach endpoints in other areas.
- B. Routing devices within Area 0 will temporarily lose adjacency with each other.
- C. Some traffic from Area 1 to other areas will no longer follow the lowest cost path.
- D. Switch-1 and Switch-2 will adjust the cost with which they advertise area 1 traffic in the backbone.
Answer: C
NEW QUESTION 41
Which technologies can prevent split brain in a VSF fabric that includes Aruba 2930F switches?
- A. LLDP MAD or VLAN MAD
- B. OOBM MAD or LLDP MAD
- C. ARP MAD or OOBM MAD
- D. VLAN MAD or ARP MAD
Answer: B
NEW QUESTION 42
An AOS-Switch implements tunneled node.
Which benefit does the PAPI enhanced security key provide?
- A. It validates the signature for firmware pushed to the switch dynamically.
- B. It encrypts traffic sent and received by tunneled-node endpoints.
- C. It authenticates control traffic between the switch and its Mobility Controller.
- D. It provides an extra layer of authentication for endpoints on tunneled-node ports.
Answer: C
NEW QUESTION 43
Exhibit
The exhibits show the current operational state for routes on Switch-3. The company wants Switch-3 to prefer the link to Switch-1 over the link to Switch-2 for all intra-area, inter-area, and external traffic. What can the network administrator do to achieve this goal?
- A. Set the OSPF administrative distance on Switch-2 higher than 110.
- B. Set the OSPF cost on VLAN 108 higher than 1 on Switch-2 and Switch-3.
- C. Set the OSPF area type to normal on all of the switches in Area 1.
- D. Set the cost in the OSPF Area 1 stub command higher than 1 on Switch-2.
Answer: D
NEW QUESTION 44
Refer to the exhibit.
Switch-1 and Switch-2 connect on interface A23. The switches experience a connectivity issue. The network administrator sees that both switches show this interface as up. The administrator sees the output shows in the exhibit on Switch-1.
What is a typical issue that could cause this output?
- A. mismatched IP addresses on the VLAN for the link
- B. a hardware issue, such as a broken cable
- C. asymmetric routing introduced by a routing configuration error
- D. an issue with queuing, caused by mismatched QoS settings
Answer: B
NEW QUESTION 45
Refer to the exhibits.
Exhibit 1.
Exhibit 2.
The exhibits show the current operational state for routes on Switch-3. The company wants Switch-3 to prefer the link to Switch-1 over the link to Switch-2 for all intra-area, inter-area, and external traffic.
What can the network administrator do to achieve this goal?
- A. Set the OSPF administrative distance on Switch-2 higher than 110.
- B. Set the OSPF cost on VLAN 108 higher than 1 on Switch-2 and Switch-3.
- C. Set the OSPF area type to normal on all of the switches in Area 1.
- D. Set the cost in the OSPF Area 1 stub command higher than 1 on Switch-2.
Answer: D
NEW QUESTION 46
A network administrator configures connection rate filtering on interface 1 with the throttle action. Device 1 crosses the threshold and triggers the action.
What does the switch do?
- A. It temporarily drops all IP traffic on interface 1.
- B. It temporarily drops all IP traffic from Device 1 only.
- C. It drops all IP traffic from Device 1 until the host is manually unblocked.
- D. It drops all IP traffic on interface 1 until the interface is manually unblocked.
Answer: B
NEW QUESTION 47
The implementation plan for AOS-Switches calls for them to implement port-based tunneled node. The Aruba Mobility Controllers that will support the AOS-Switches run software 8.1. The controllers will also support APs, are managed by Mobility Master, and use clustering.
Which issue with this plan needs to be addressed?
- A. The controllers must have their software updated before they can support the switches.
- B. The controllers cannot support tunneled node with AOS-Switches when they are managed by the Mobility Master.
- C. The switches cannot connect to controllers that also support APs.
- D. The switches must use role-based tunneled node to work with clustering controllers.
Answer: B
NEW QUESTION 48
Refer to the exhibit.
A network administrator sets up prioritization for an application that runs between Device 1 and Device 2.
However, the QoS for the application is not what the administrator expects.
How can the administrator check if the network infrastructure prioritizes traffic from Device 1 and Device 2?
- A. Set up RMON alarms on the switches that trigger when a high number of packets are dropped. Then, run the application and check for the alarm.
- B. Run a packet capture on Device 1, run the application, and look in the packet capture for a high value DSCP in the IP header.
- C. Clear interface statistics on the switches. Then, run the application and check the interface queue statistics for the switch-to-switch links.
- D. Run a packet capture on Device 2, run the application, and look in the packet capture for a high value DSCP in the IP header.
Answer: D
NEW QUESTION 49
Refer to the exhibit.
The routing switches shown in the exhibit run OSPF on the links between each other. The commander in the Switch-1 VSF fabric goes down. Traffic is disrupted for several seconds.
What should a network administrator do to support a faster failover in a similar situation?
- A. Create a redundant virtual link between Switch-1 and Switch-2.
- B. Configure echo mode BFD on the VLAN that connects Switch-1 and Switch-2.
- C. Configure graceful restart, or nonstop OSPF, on Switch-1 and Switch-2, with a proper timer.
- D. Add VRRP on the VLAN between Switch-1 and Switch-2.
Answer: B
NEW QUESTION 50
Refer to the exhibits.
Exhibit 1
Exhibit 2
The exhibits show the current operational state for routes on Switch-3. The company wants Switch-3 to send all traffic to 172.16.0.0/16 through Switch-2.
Which single configuration change creates the desired behavior?
- A. Set a cost of 5 in the router ospf area 0.0.0.1 stub command on Switch-1.
- B. Change the OSPF external metric type to 2 on Switch-1 and Switch-2.
- C. Set a cost of 15 in the redistribute static command on Switch-2.
- D. Change the OSPF external metric type to 1 on Switch-1 and Switch-3.
Answer: C
NEW QUESTION 51
A company has AOS-Switches, Aruba ClearPass, and Aruba AirWave. A network administrator needs to set up a new switch with the same settings found on other switches in the company.
Which action is likely to be the most useful to perform the task?
- A. Retrieve the running config from ClearPass.
- B. Use the configuration audit tool on AirWave.
- C. Access the Network Device view on ClearPass.
- D. View usage patterns on the switches on AirWave.
Answer: A
NEW QUESTION 52
Refer to the exhibit.
Several interfaces on an AOS-Switch enforce 802.1X to a Radius server at 10.254.202.202. The interface 802.1X settings are shown in the exhibit, and 802.1X is also enabled globally. The security team have added a requirement for port security on the interfaces as well. Before administrators enable port security, which additional step must they complete to prevent issues?
- A. Manually add legitimate MAC addresses to the switch authorized MAC list.
- B. Enable eavesdropping protection on the interfaces.
- C. Enable DHCP snooping on VLAN 20.
- D. Set 802.1X client limit on the interfaces.
Answer: C
NEW QUESTION 53
Refer to the exhibits.
Exhibit 1
Exhibit 2
A company does not require authentication for security, but AOS-Switches are set up to use local MAC authentication (LMA) to assign the correct VLAN and priority to IP phones.
IP phones and computers belong to different VLANs. Each device is supposed to connect to a specific port, but sometimes users connect their devices to the wrong ports and cannot receive access without help from IT.
How can a network administrator configure the switches to eliminate this issue?
- A. Add the MAC addresses for computers to the myPhones MAC group.
- B. Apply LMA to all edge switch ports, and set the unauth VLAN to the user VLAN.
- C. Create a user role that applies the user VLAN, and set this role as the initial role.
- D. Set the address limit to 2 on the switch ports that apply LMA.
Answer: A
NEW QUESTION 54
Refer to the exhibit.
A network administrator needs to alter myACL so that it permits all traffic that arrives in VLAN 2 and is destined to 10.1.10.0/24. Besides this change, the ACL must continue to act as it does now. The administrator plans this new rule:
permit ip any 10.1.10.0/24
- A. Apply the new rule without a rule ID to ensure that the switch applies the automatic processing order to it.
- B. Resequence the ACL with more space, then add the new rule with a sequence ID before the ID for the current third rule.
- C. Remove the ACL from the VLAN and re-apply it as an inbound VLAN ACL (VACL). Then, add the new rule with any ID higher than 2.
- D. Enable ACL grouping on the switch. Add the new rule in anew ACL. Then, group the new ACL with myACL.
Answer: B
NEW QUESTION 55
A company has AOS-Switches deployed at sites with inexperienced IT staff. The main office network administrators want to track if configurations change on branch switches.
What should be set up for this purpose?
- A. an RMON alarm
- B. an SNMP trap
- C. an IP SLA profile
- D. an auto-config server
Answer: B
Explanation:
Explanation/Reference:
Reference: http://h22208.www2.hpe.com/eginfolib/networking/docs/switches/K-KA-KB/15-18/5998-
8160_ssw_mcg/content/ch06s10.html
NEW QUESTION 56
Refer to the exhibit.
Every switch in the exhibit will route traffic.
The company requires a topology in which failover for switch-to-switch links is exclusively handled by the routing protocol and occurs as quickly as possible. Which topology should the administrator use?
- A. D
- B. C
- C. A
- D. B
Answer: D
NEW QUESTION 57
What is one difference between BPDU protection and root guard?
- A. BPDU protection drops BPDUs received on a port, but does not block the port. Root guard blocks the port if it receives a BPDU.
- B. BPDU protection is typically implemented on edge ports, but root guard is typically implemented on uplinks with the root port role.
- C. BPDU protection blocks a port if it receives any BPDU, but root guard block a port only if the BPDU indicates a better root path.
- D. BPDU protection works with RPVST+RSTP, and MSTP Root guard works with RSTP or MSTP, but not RPVST+.
Answer: B
NEW QUESTION 58
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