VMware Aria Operations for Networks 6.13

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Create AWS VPC Flow Log
Last Updated January 31, 2025

With Virtual Private Cloud (VPC) Flow Logs, you can capture information about the IP traffic going to and from network interfaces in your VPC.
You can create flow logs through the AWS portal.
  1. Sign in to the AWS console.
  2. In the
    Find Service
    text box, enter and select
    CloudWatch
    .
  3. Go to
    Logs
    Action
    Create log group
    .
    The
    Create log group
     window appears.
  4. In the
    Create Group Name
     field, enter a group name and click
    Create log group
    .
    You should set the
    Retention setting
     to
    1 day
    .
    VMware Aria Operations for Networks
     does not retrieve data older than one day, and setting the retention to 1 day, saves on AWS expenses.
  5. In the left navigation pane, click
    Service
     and then enter and select
    VPC
    .
  6. In the
    VPC Dashboard
     page, click
    Your VPCs
    .
  7. Select the VPC that you want to modify, and click
    Flow Logs
    Create flow log
    .
  8. In the
    Create flow log
     window, configure the flow log:
    Option
    Action
    Filter
    Select one of the following:
    Accept
    ,
    Reject
    , or
    All
    .
    Destination
    Select
    Send to CloudWatch Logs
    .
    Destination log group
    Select the log group you created.
  9. Click
    Set Up Permissions
    .
    The system opens the
    VPC Flow Logs is requesting permission to use resources in your account
     page.
  10. Create an IAM role.
    1. In the
      VPC Flow Logs is requesting permission to use resources in your account
       page, in the
      IAM Role
      , select
      Create a new IAM Role
      .
    2. In the
      Role Name
       text box, enter a role name.
    1. Click
      Allow
      .
  11. On the
    Create flow log
     page, in the
    IAM role
     drop-down, select the role you created.
  12. Click
    Create
Flow log starts publishing on the selected log group. For more information about VPC Flow Log, see the AWS documentation at https://docs.aws.amazon.com/vpc/latest/userguide/flow-logs.html#create-flow-log.

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