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VPC Networking
Cloud Engineer
VPC Networking questions
14 questions on VPC Networking for cloud engineers, easiest first.
Easy
2
What makes a subnet public?
easy
Usable IPs in a /24 subnet
easy
Medium
6
Security groups vs network ACLs
medium
Outbound internet from a private subnet
medium
Cutting NAT costs for S3 traffic
medium
AccessDenied from a VPC endpoint policy
medium
Lambda in a VPC cannot reach an API
medium
Reading VPC Flow Logs for a NACL issue
medium
Hard
6
Transitive routing between VPCs
hard
aws:SourceIp after adding a VPC endpoint
hard
EKS pods cannot get IP addresses
hard
One NAT gateway for three AZs
hard
Connecting VPCs with the same CIDR
hard
Exposing one API to 200 customer VPCs
hard
