Accept a shared attachment using Amazon VPC Transit Gateways - Amazon VPC
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Accept a shared attachment using Amazon VPC Transit Gateways

If you didn't enable the Auto accept shared attachments functionality when you created your transit gateway, you must manually accept cross-account (shared) attachment using either the Amazon VPC Console or the Amazon CLI.

To manually accept a shared attachment

  1. Open the Amazon VPC console at https://console.amazonaws.cn/vpc/.

  2. On the navigation pane, choose Transit Gateway Attachments.

  3. Select the transit gateway attachment that's pending acceptance.

  4. Choose Actions, Accept transit gateway attachment.

To accept a shared attachment using the Amazon CLI

Use the accept-transit-gateway-vpc-attachment command.