CV0-002 · Question #14
A cloud administrator has finished building a virtual server template in a public cloud environment. The administrator is now cloning six servers from that template. Each server is configured with…
The correct answer is D. The two servers do not have enough virtual network adapters attached. Two cloned virtual servers lack public IP addresses because the provisioning process likely failed to attach the necessary virtual network adapters required for public IP assignment, as expected by the server template configuration.
Question
A cloud administrator has finished building a virtual server template in a public cloud environment. The administrator is now cloning six servers from that template. Each server is configured with one private IP address and one public IP address. After starting the server instances, the cloud administrator notices that two of the servers do not have a public IP address. Which of the following is the MOST likely cause?
Options
- AThe maximum number of public IP addresses has already been reached.
- BThe two servers are not attached to the correct public subnet.
- CThere is no Internet gateway configured in the cloud environment.
- DThe two servers do not have enough virtual network adapters attached.
How the community answered
(55 responses)- A9% (5)
- B2% (1)
- C5% (3)
- D84% (46)
Why each option
Two cloned virtual servers lack public IP addresses because the provisioning process likely failed to attach the necessary virtual network adapters required for public IP assignment, as expected by the server template configuration.
While reaching a public IP address quota is a common reason for public IP assignment failures, the question describes a specific configuration and failure on only two of six servers, making a configuration or provisioning error more likely.
If the servers were not attached to a suitable subnet, they might not receive any IP or be unable to communicate, but the problem specified is only the absence of a public IP, implying the base network is functional.
An Internet gateway facilitates traffic flow to/from public IPs but its absence would not prevent the assignment of a public IP address to an instance's network interface; it would merely make that public IP unusable for external communication.
In some cloud environments, associating a public IP address might depend on the presence of a specific virtual network adapter configuration, either a primary adapter set up for public IP or a dedicated secondary adapter. If two servers failed to provision with the required network adapter configuration as defined in the template, they would consequently not receive a public IP address.
Concept tested: Virtual machine network interface configuration
Source: https://learn.microsoft.com/en-us/azure/virtual-network/virtual-network-network-interface-addresses?tabs=azure-portal
Topics
Community Discussion
No community discussion yet for this question.