Free Nutanix NCS-Core Practice Exam with Questions & Answers | Set: 5

When configuring network settings for a hypervisor or accessing local services hosted on it, the IP address must be reachable from the network configuration you are currently using. Given the generic nature of the options, the correct choice typically depends on the subnet used for management purposes, which often uses a standard private address. "192.168.5.254" is a common choice for local network configurations and is likely set up as the gateway or a primary network interface on the hypervisor.References:

• Nutanix University - NCS-Core 6.8 Learning Path
• The Nutanix Bible, Network Configuration chapter (https://www.nutanixbible.com/)

For continuing the cluster deployment without an NTP server immediately available: A. An NTP server is not required for the initial foundation process of the cluster and can indeed be added later. This allows the deployment to proceed without delays, although it's critical to add NTP synchronization as soon as possible post-deployment to ensure proper cluster time management. B. If an NTP server is to be provided using an FQDN, then a DNS server must indeed be available. This is because the FQDN needs to be resolved to an IP address, which requires DNS resolution services. Options C and D are not strictly required as per Nutanix deployment standards; a single NTP server can suffice initially, and there's no requirement for it to be external or in a comma-separated list unless specifically dictated by network or organizational policies.References: Nutanix Installation and Configuration Guide, Nutanix Foundation Tool documentation.

The alert regarding the heartbeat datastore in vCenter, despite setting das.ignoreInsufficientHbDatastore to true, suggests that HA has not acknowledged the updated configuration. The effective solution is to restart HA on the cluster, which involves turning off HA and then turning it back on. This reset will allow vCenter to re-evaluate the datastore configuration and recognize that the insufficient heartbeat datastore alert should be suppressed as per the updated setting.

References:

• VMware Documentation on HA Configuration: VMware Support
• Nutanix and VMware Integration Guide: Nutanix Documentation

To resolve inconsistent network speeds from the VMs on an AHV host equipped with both 10G and 25G NICs, the consultant should configure all network interfaces with Link Aggregation Control Protocol (LACP) on the same virtual switch. This configuration will allow for better load balancing and bandwidth aggregation across multiple network interfaces, improving overall network throughput and reducing bottlenecks.References:

• Nutanix University - NCS-Core 6.8 Learning Path
• The Nutanix Bible, Networking chapter (https://www.nutanixbible.com/)

To ensure that alerts are automatically sent to Nutanix support, the Nutanix feature called Pulse must be enabled. Nutanix Pulse is an automated system intelligence service that collects health information and system alerts from Nutanix clusters and sends them to Nutanix support for proactive monitoring and troubleshooting. Enabling this feature is crucial for maintaining high availability and performance of the Nutanix environment, as it allows Nutanix support to quickly respond to and manage potential issues.References: Nutanix Pulse Documentation, Nutanix Support Services Information.

To ensure that the Foundation VM can communicate externally, the virtual network interface card (vNIC) should be set to a bridged adapter. This setting allows the VM to appear as a unique entity on the network, receiving its own IP address accessible from outside the host machine. Additionally, running the 'set_foundation_ip_address' application on the VM desktop enables the consultant to configure a specific, reachable IP address for the Foundation VM, ensuring it can communicate effectively with external network resources and devices.

References:

• Nutanix Bible: Networking Setup for Foundation
• Nutanix University: Foundation VM Configuration

The requirements specify the use of LACP with multiple VLANs and without the use of a native VLAN. Trunk ports must be configured to carry multiple VLANs, which is necessary for scenarios involving LACP across multiple switches (MLAG or vPC). Setting the native VLAN to default and not using it in traffic management while trunking the ports meets these needs effectively. References: Nutanix Bible (https://www.nutanixbible.com/ ), Nutanix Official YouTube Training Series

When deploying a multi-node Nutanix cluster, if one node fails to image and the Nutanix Foundation tool cannot configure the cluster automatically, the consultant can manually create the cluster with the nodes that were successfully imaged. The correct command to initiate this process is cluster create. This command starts the cluster services and allows for further expansion once the cluster is operational, which would include adding the node that initially failed to image.

References:

• Nutanix Bible (https://www.nutanixbible.com), specifically the section on manual cluster creation.
• Nutanix University: NCS-Core 6.8 Training (https://university.nutanix.com), videos on manual cluster operations.