AWS – Announcing AWS Lambda’s support for Internet Protocol Version 6 (IPv6) for outbound connections in VPC

AWS Lambda now allows Lambda functions to access resources in dual-stack VPC (outbound connections)  over IPv6, at no additional cost. With this launch, and Lambda’s support for public IPv6 endpoints (inbound connections) in 2021, Lambda enables you to scale your application without being constrained by the limited number of IPv4 addresses in your VPC, and to reduce costs by minimizing the need for translation mechanisms.

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