MCPInstall

enabling-lambda-vpc-internet-access

by aws OfficialDevOps & Cloud

Enables internet access for AWS Lambda functions deployed in VPC subnets by creating NAT Gateway infrastructure, configuring public/private subnet routing, and updating security groups. Use when a VPC-attached Lambda function cannot reach the internet.

Installs
6.1K
Last 24h
+41
Trending rank
#3793
Security
Warn

Install

Works with every agent the skills CLI supports.

npx skills add https://github.com/aws/agent-toolkit-for-aws --skill enabling-lambda-vpc-internet-access
  1. 01

    Install

    Run the command in your project. The CLI asks which agents to install for.

  2. 02

    Describe the task

    Ask your agent for something this skill covers. It loads enabling-lambda-vpc-internet-access automatically when relevant.

  3. 03

    Review the result

    The agent follows the SKILL.md steps, scripts and references bundled with the skill.

Security audits

Independent scans of the skill's instructions and bundled files.

Gen Agent Trust Hub PassSAFE ·This skill contains steps to configure AWS VPC networking using CLI commands. While it specifies command execution capabilities to provision infrastructure, it incorporates standard validation gates and requires explicit user authorization before creating any billable resources.
Socket Warn1 alert: gptSecurity
Snyk PassLOW ·Risk: LOW · No issues

SKILL.md

The instructions your agent reads when the skill is triggered.

Enabling Lambda VPC Internet Access

Overview

Domain expertise for enabling internet access from AWS Lambda functions running inside VPC private subnets. Lambda functions in a VPC cannot receive public IP addresses, so outbound internet access requires NAT Gateway infrastructure that routes traffic from private subnets through a public subnet to an Internet Gateway.

Enable internet access for a VPC Lambda function

To set up NAT Gateway infrastructure and configure routing for a Lambda function that needs internet access, follow the procedure exactly. See Lambda VPC internet access setup procedure.

Troubleshooting

NAT Gateway not working

Verify the route table associated with the Lambda subnets has a 0.0.0.0/0 route pointing to the NAT Gateway. See the full procedure for details.

Lambda function timeout

Check that security group outbound rules allow the necessary ports and that both the NAT Gateway and Internet Gateway are properly configured.

Network changes not taking effect

VPC networking changes can take 1–2 minutes to propagate. Wait before testing after creating a NAT Gateway or updating route tables.

Route table association issues

Confirm the Lambda function's subnets are associated with the route table that has the 0.0.0.0/0 route to the NAT Gateway.

FAQ

What does the enabling-lambda-vpc-internet-access skill do?

Enables internet access for AWS Lambda functions deployed in VPC subnets by creating NAT Gateway infrastructure, configuring public/private subnet routing, and updating security groups. Use when a VPC-attached Lambda function cannot reach the internet.

How do I install enabling-lambda-vpc-internet-access?

Run npx skills add https://github.com/aws/agent-toolkit-for-aws --skill enabling-lambda-vpc-internet-access in your project. The skills CLI detects the agents you use and copies the skill into the right folder. For Claude Code you can also place the skill folder at ~/.claude/skills/enabling-lambda-vpc-internet-access/ (personal) or .claude/skills/enabling-lambda-vpc-internet-access/ (project).

Which AI agents can use enabling-lambda-vpc-internet-access?

Any agent that supports the open Agent Skills format (a folder with a SKILL.md file), including Claude Code, Codex, Cursor, GitHub Copilot, Gemini CLI, Windsurf, Cline, OpenCode and more.

Is enabling-lambda-vpc-internet-access safe to install?

Security partners have reviewed it: Gen Agent Trust Hub passed; Socket flagged items to review; Snyk passed. As with any skill, read the SKILL.md and bundled scripts before installing.

Who maintains enabling-lambda-vpc-internet-access?

It is published by aws in aws/agent-toolkit-for-aws, and it is an official skill from the maker of the technology it covers. It has 6,140 recorded installs.

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