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Zorluk: ZorConsolidated Billing and AWS Organizations

A multinational company uses AWS Organizations with consolidated billing to manage its multiple departmental AWS accounts. The finance department notices that underutilized Amazon EC2 Reserved Instances (RIs) purchased by the marketing team's account are automatically applying discounts to EC2 instances running in the development team's account. To track budgets more accurately, the company wants to ensure that RI discounts are only applied to the specific account that purchased them. Which of the following actions should the AWS Organizations administrator take to achieve this?

  1. A
    Apply a Service Control Policy (SCP) to the Root organizational unit that denies Reserved Instance discount sharing across accounts.
  2. B
    Configure an IAM policy in the development account to reject billing discounts from external accounts.
  3. Turn off Reserved Instance (RI) discount sharing in the Billing Preferences section of the organization's management account.Cevap
  4. D
    Convert the consolidated organization's billing profile from an Operating Expense (OpEx) model to a Capital Expense (CapEx) model to stop the automated distribution of billing discounts.

Cevap

Turn off Reserved Instance (RI) discount sharing in the Billing Preferences section of the organization's management account.
By default, Reserved Instance (RI) and Savings Plans discounts are shared among all accounts under consolidated billing in AWS Organizations. The administrator can disable RI discount sharing for some or all of the member accounts in the Billing Preferences section of the management account.

Adım Adım Çözüm

1
Identify the default billing behavior of AWS Organizations regarding Reserved Instances.
By default, Reserved Instance (RI) discounts are shared across all accounts within the organization's consolidated billing family.
To understand why the development account is currently receiving the marketing account's RI discounts.
2
Evaluate the console or settings required to modify this default sharing behavior.
The discount sharing preference is a billing administration setting found in the Billing Preferences section of the AWS Billing console.
To determine where the sharing behavior can be configured and disabled.
3
Identify the account with authorization to change billing preferences.
Only the management (payer) account has the authority to disable RI discount sharing for the member accounts.
To isolate the control point for consolidated billing features.

Anahtar Kavram

Disabling Reserved Instance and Savings Plans discount sharing via Billing Preferences in AWS Organizations.
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