Updated Dec-2024 300-615 Exam Practice Test Questions
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To prepare for the Cisco 300-615 certification exam, candidates should have at least two years of experience in data center networking, storage, and compute technologies. They should also have a strong understanding of network protocols, services, and applications, as well as experience working with Cisco products and technologies. Candidates can prepare for the exam by taking online courses, attending training sessions, and practicing with sample questions and scenarios.
Cisco 300-615 exam, also known as Troubleshooting Cisco Data Center Infrastructure exam, is designed for IT professionals who work in a data center environment and are responsible for troubleshooting complex infrastructure issues. 300-615 exam validates the knowledge and skills required to identify, isolate, and correct issues related to Cisco data center technologies, including Cisco Application Centric Infrastructure (ACI), Cisco NX-OS, and Cisco Unified Computing System (UCS).
Earning the Cisco 300-615 certification demonstrates that an IT professional has the skills and knowledge required to troubleshoot and manage complex data center infrastructure systems effectively. It also indicates that the candidate has a deep understanding of Cisco Data Center technologies and can implement and manage these technologies efficiently. Anyone who is looking to advance their career in the field of data center infrastructure should consider taking the Cisco 300-615 certification exam.
NEW QUESTION # 122
After upgrading a client's fabric interconnect to the latest version, an engineer discovers that the appliance has lost its entire configuration. Which two locations should an engineer check to confirm that the appliance had backed up the configuration prior to the upgrade in order to retrieve the lost configuration? (Choose two.)
- A. Equipment FSM page, PollInternalBackup stage
- B. Admin page, PollInternalBackup stage
- C. Admin page, InternalBackup stage.
- D. Service profiles page, InternalBackup stage
- E. Equipment FSM page, InternalBackup stage
Answer: B,E
Explanation:
Section: Management and Operations
Explanation/Reference:
NEW QUESTION # 123
A customer configures HSRP between two data centers that are interconnected with OTV. The configuration succeeds, but traffic between two ESXi virtual hosts on the same site is routed suboptimally through the OTV overlay. Which two actions optimize the traffic? (Choose two.)
- A. Filter HSRP by using a Layer 2 MAC-list on the OTV edge devices.
- B. Filter HSRP traffic by using a Layer 3 VACL on the ESXi vSwitch.
- C. Disable first-hop redundancy.
- D. Filter HSRP traffic by using a Layer 3 VACL on the OTV edge devices.
- E. Filter HSRP by using a Layer 2 MAC-list on the ESXi vSwitch.
Answer: A,D
NEW QUESTION # 124
Refer to the exhibit.
The HSRP configuration in the exhibit fails to function. Which action resolves this issue?
- A. Configure HSRP version 2.
- B. Configure the same HSRP group on both devices.
- C. Enable IP redirects.
- D. Set the MTU to 1500 bytes.
Answer: A
NEW QUESTION # 125
A system administrator connects a Cisco Nexus 2248PQ FEX to a fabric interconnect to expand the ports that are available for connecting Cisco UCS C-Series Rack Servers. In Cisco UCS Manager, the administrator does not see the servers connected to this FEX. Which action should be taken to resolve the issue?
- A. The transceivers must be exchanged to support the connectivity between the FEX and the fabric interconnects
- B. The ports that connect the FEX to the fabric interconnects must be configured as server ports
- C. The FEX must be exchanged so that it supports the connectivity between fabric interconnects and UCS CSeries servers
- D. The fabric interconnects must be rebooted before the FEX is recognized
Answer: B
NEW QUESTION # 126
Cisco Unified Computing System Manager raises a critical error message that indicates that the system has overlapping Ethernet and FCoE VLANs. All of the Ethernet traffic on the overlapping VLANs drops. Which action resolves the issue?
- A. Modify the FCoE VLAN.
- B. Change the PIN groups on the vHBAs.
- C. Modify the VLAN assignment to vNICs.
- D. Set the FCoE VLAN as the native VLAN on server uplinks.
Answer: A
NEW QUESTION # 127
Refer to the exhibit.
An upgrade operation fails with an error displayed. Which action resolve the issue?
- A. Use a different kickstart image
- B. Allocate extra space on a flash drive to extract a system image
- C. Allocate extra space on a flash drive to extract a kickstart image
- D. Use a different system image
Answer: D
Explanation:
Explanation
Kickstart image verification succeeded. System image has failed.
NEW QUESTION # 128
An engineer is troubleshooting issues in Cisco UCS Director. Drag and drop the possible causes from the left onto the correct issues on the right.
Answer:
Explanation:
NEW QUESTION # 129
An engineer is troubleshooting a custom AV pair that was created by a client on an external authentication server to map a read-only role for a specific security domain. Which AV pair solves the problem?
- A. shell=Security_Domain_1/Read_Role_1|Read_Role_2
- B. shell:domains=Security_Domain_1/Read_Role_1|Read_Role_2
- C. shell:domains=Security_Domain_1/Write_Role_1|Read_Role_2
- D. shell:domains=Security_Domain_1//Read_Role_1|Read_Role_2
Answer: D
NEW QUESTION # 130
Refer to the exhibit. Sw1 and Sw2 are two Cisco Nexus 9000 Series Switches that run Cisco NX- OS. They are VTEPs in the same vPC domain.
Which statement describes what happens in this scenario?
- A. Sw1 performs the VxLAN multicast encapsulation and decapsulation for all traffic associated with the VxLAN VNIs.
- B. Sw1 drops all traffic because there is no (S, G) OIF list to encapsulate VXLAN multicast packets and send them out to the underlay network through the uplink interfaces.
- C. Sw2 did not send an IP PIM register to the rendezvous point for the multicast group of the VXLAN VNI.
- D. Sw1 and switch 2 perform the VxLAN multicast encapsulation and decapsulation for all traffic associated with the VxLAN VNIs, depending on the hashing.
Answer: A
NEW QUESTION # 131
Which Cisco NX-OS command can be used to determine if OSPF hello packets are being transmitted and received between neighbors?
- A. show ip ospf event-history statistics
- B. show ip ospf interface
- C. show ip ospf statistics
- D. show ip ospf traffic
Answer: D
Explanation:
show ip ospf interface show only transmitted hello packets, but question ask for transmit and receive.
https://www.cisco.com/c/m/en_us/techdoc/dc/reference/cli/nxos/commands/ospf/show-ip-ospf-traffic.html
NEW QUESTION # 132 
Refer to the exhibit. A network engineer traces the packet flow from the Veth991 of a blade server toward the core switch. The switch reports performance issues. What is the role of the interface Eth1/7?
- A. IOM network interface
- B. fabric interconnect uplink interface
- C. server interface
- D. IOM host interface
Answer: B
Explanation:
Section: Compute Platforms
NEW QUESTION # 133
Refer to the exhibit.
An engineer deploys SAN environment with two interconnected Cisco MDS 9000 Series switches. When the engineer attempts a zone merge, it fails with the error that is presented in the exhibit. Which action resolves the issue?
- A. Import or export a zone set between the switches to synchronize the switches.
- B. Set the distribute policy of the zone to full.
- C. Ensure that the zone members have different names.
- D. Change the name of one of the zones to match the other zone set.
Answer: A
Explanation:
Explanation
https://www.cisco.com/en/US/docs/storage/san_switches/mds9000/sw/rel_3_x/troubleshooting/guide/ts_guide.pd
NEW QUESTION # 134
A network engineer experiences the error "DDR3_P1_B1_ECC" when upgrading Cisco UCS firmware. Which action resolves the issue?
- A. Reflash the controller firmware
- B. Reset the BMC firmware
- C. Reset the DIMM
- D. Reflash the DIMM
Answer: C
NEW QUESTION # 135
Refer to the exhibit. An engineer experiences an issue presented with the Cisco UCS system.
Which action resolves the issue?
- A. Reboot the blade server and acknowledge the fault.
- B. Connect the adapter to the fabric interconnects using a breakout cable.
- C. Update the 1/O module firmware on the Cisco UCS chassis.
- D. Change the discovery policy backplane speed preference to 4x10G.
Answer: D
NEW QUESTION # 136
An engineer is troubleshooting a packet flow from an access leaf to spine. Which EVPN routes are expected on this connection?
- A. EVPN Type 1-5
- B. EVPN Type 0,9,15
- C. EVPN Type 9-15
- D. EVPN Type 0,16
Answer: A
NEW QUESTION # 137
Refer to the exhibit.
A network engineer has connected the Nexus switch management port to the Internet using DHCP to allow the Guest shell running on the switch to download Python packages. The engineer can ping google.com successfully from the Nexus switch, but the Guest shell failed to download any Python packages. Which action resolves the problem?
- A. Manually configure DNS in the Guest shell, even if it is claimed on the Cisco Nexus switch through DHCP.
- B. Update the Python packages on the Cisco Nexus switch directly.
- C. Manually configure NTP in the Guest shell.
- D. Connect Guest shell to data plane interfaces to be able to connect to the networks outside the Cisco Nexus switch.
Answer: A
NEW QUESTION # 138
Refer to the exhibit.
A network engineer needs to capture traffic from the VMs that utilize the IOM host interface Eth1/1/23 of a Cisco UCS B-Series chassis. A traffic analyzer is used to get traffic captured from the Eth1/4 interface of the subordinate fabric interconnect. The network engineer notices that traffic is not captured on the traffic analyzer. Which action resolves the issue?
- A. Span the traffic from the Eth 1/2 of the primary fabric interconnect.
- B. Span the traffic from the Eth 1/4 of the primary fabric interconnect.
- C. Span the traffic from the Eth 1/2 of the subordinate fabric interconnect.
- D. Span the traffic from the Eth 1/4 of the subordinate fabric interconnect.
Answer: B
NEW QUESTION # 139
The external routes fail to propagate to leaf switches in Cisco ACI fabric Which two actions resolve the issue?
(Choose two.)
- A. Associate the correct contract to the L30ut.
- B. Enable the VTEP pool in the fabric
- C. Specify the spine nodes as route reflectors
- D. Configure an MP-BGP area.
- E. Assign an MP-BGP AS number to the fabric.
Answer: C,E
NEW QUESTION # 140
An engineer troubleshoots a failed DCBX exchange between a server and a Cisco Nexus switch. Which action allows DCBX to successfully negotiate?
- A. Enable ETS.
- B. Enable LLDP.
- C. Enable Cisco Discovery Protocol.
- D. Enable PFC.
Answer: B
Explanation:
Section: Storage Network
NEW QUESTION # 141
An engineer enables the packet postcards feature on a Cisco Nexus 9000 Series Switch but receives the error message "Error: Cannot configure postcard when inband-telemetry is configured." Which action resolves the issue?
- A. Disable the hardware-telemetry feature
- B. Disable the telemetry feature
- C. Disable the software-telemetry feature
- D. Disable the inband-telemetry feature
Answer: A
Explanation:
Explanation
https://www.cisco.com/c/en/us/td/docs/switches/datacenter/nexus9000/sw/93x/progammability/guide/b-cisco-nex
NEW QUESTION # 142
An engineer troubleshoots a VXLAN EVPN data center. The applications in the data center fail to reach the DNS server that is located at IP 10.10.10.10. The engineer examines the BGP EVPN routing table and notes that the IP prefix route that covers the DNS server is missing. Which action resolves the issue?
- A. Configure an IP ARP entry to represent [4]:[0300.0000.00fc.bd00.0309]:[32]:[10.10.10.10]/136 in the routing table.
- B. Set the IP prefix route to represent [5]:[0]:[0]:[32]:[10.10.10.10]/224 in the routing table.
- C. Configure an IP ARP entry to represent [2]:[0]:[0]:[48]:[0050.569f.1285]:[32]:[10.10.10.10]/272 in the routing table.
- D. Set the IP prefix route to represent [2]:[0]:[0]:[48]:[0050.569f.1285]:[0]:[0.0.0.0]/216 in the routing table.
Answer: B
Explanation:
Section: Network
NEW QUESTION # 143
Refer to the exhibit.
An engineer is performing a health check on ACI. Which statement about interface Ethernet 1/11 is true?
- A. The interface is working correctly and fully operational, but it is not in use.
- B. The interface policy is misconfigured.
- C. "out-of-service" is the default interface status in ACI.
- D. "out-of-service" indicates that no service graph is in use for this interface.
Answer: B
NEW QUESTION # 144
Refer to the exhibit. A server is connected via vPC to a pair of Cisco Nexus 7000 Series Switches. Two interfaces must be operational. However, only one interface of the vPC primary switch that is connected to the server is operational. Which action resolves the issue?
- A. Add VLAN 101 to the Allowed VLANs list.
- B. Create and enable routing on interface VLAN 10.
- C. Disable STP Bridge Assurance on the vPC interface.
- D. Change the STP mode to Rapid-PVST.
Answer: A
NEW QUESTION # 145
Refer to the exhibit.
An OSPF adjacency between Router-A and Router-B cannot reach the FULL state. Which action resolves the issue?
- A. Set the OSPF media type to point-to-point.
- B. Disable the check of the MTU value.
- C. Adjust the MTU on Router-B to 1604.
- D. Adjust the MTU on Router-A to 1600.
Answer: B
NEW QUESTION # 146
A request to activate the port security database is rejected. Which action do you perform to investigate the cause of the issue?
- A. Find conflicting entries between the active and configuration databases.
- B. Enable the auto-learning feature.
- C. Verify that devices are fully attached to the active database.
- D. Use the force option to identify rejected devices.
Answer: D
NEW QUESTION # 147
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