VCP550 · Question #83
The Edit Settings wizard reports a virtual machine is configured as follows: Which setting, if NOT configured, will prevent network connectivity?
The correct answer is A. The network label must be supplied.. A virtual machine's vNIC must have a network label (port group assignment) to be connected to any virtual switch - without it, the adapter has no network path and cannot communicate.
Question
The Edit Settings wizard reports a virtual machine is configured as follows:
Which setting, if NOT configured, will prevent network connectivity?
Exhibit
Options
- AThe network label must be supplied.
- BThe MAC address must be supplied.
- CThe device status must be set to Connected.
- DThe DirectPath I/O status must be Supported.
How the community answered
(25 responses)- A92% (23)
- B4% (1)
- C4% (1)
Why each option
A virtual machine's vNIC must have a network label (port group assignment) to be connected to any virtual switch - without it, the adapter has no network path and cannot communicate.
The network label maps the VM's virtual NIC to a specific port group on a virtual switch, which is the fundamental association that places the VM onto a network segment. If no label is supplied, the vNIC is not attached to any port group and the guest operating system will have no network path regardless of all other settings.
VMware automatically generates and assigns a valid MAC address to a vNIC when one is not manually specified, so leaving this field empty does not prevent connectivity.
Device status controls whether the vNIC is logically connected at power-on, but the question asks which setting if absent prevents connectivity - without a network label there is no network to connect to even if status is set to connected.
DirectPath I/O is an optional passthrough feature for performance-sensitive workloads and is not required for standard virtual network connectivity.
Concept tested: Virtual machine port group network label assignment
Source: https://docs.vmware.com/en/VMware-vSphere/7.0/com.vmware.vsphere.networking.doc/GUID-B8D2F4B2-4B88-474D-8E4F-4A9F7ECB5D91.html
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