AWS Certified Advanced Networking – Specialty (ANS-C01)Network DesignEasy
A global enterprise with hundreds of AWS accounts needs to manage IP addresses for its VPCs in a scalable and organized manner. The company wants to ensure that IP address ranges do not overlap and that allocations are consistent across different business units and environments. Which AWS service is best suited for this requirement?
- AAmazon Route 53 Resolver
- BAWS IP Address Manager (IPAM)
- CAWS Transit Gateway
- DAWS PrivateLink
Show answer & explanationAnswer & explanation
Correct answer: B. AWS IP Address Manager (IPAM)
AWS IP Address Manager (IPAM) provides centralized IP address management for AWS workloads, ensuring non-overlapping allocations and consistent IP schemes across an organization. It helps automate IP address planning and assignment.
Why the other options are wrong
- A. Amazon Route 53 Resolver provides DNS resolution, not for IP address management.
- C. AWS Transit Gateway is for connecting VPCs and on-premises networks, not for IP address management.
- D. AWS PrivateLink provides private connectivity between VPCs and services, not for IP address management.
AWS IP Address Manager (IPAM)
A feature of Amazon VPC that enables you to easily plan, track, and monitor IP addresses for your AWS workloads.
- Centralized IP address management
- Automates IP address planning and assignment
- Prevents IP address overlaps
- Integrates with AWS Organizations
Memory trick: IPAM plans your network's address map.