AWS Certified Advanced Networking – Specialty
Master advanced networking solutions on AWS with this specialist certification, validating expert-level knowledge of design, implementation, and troubleshooting.
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Sample AWS Certified Advanced Networking – Specialty exam question
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After applying the NACL and SG rules shown, the web servers in subnet A cannot reach the database servers in subnet B on port 3306. What is the most likely reason for the failure?
Subnet A NACL (Inbound): allow TCP 3306 from Subnet B (source: 10.0.2.0/24)
Subnet A NACL (Outbound): allow TCP ephemeral to 0.0.0.0/0
Subnet B NACL (Inbound): allow TCP 3306 from Subnet A (source: 10.0.1.0/24)
Subnet B NACL (Outbound): allow TCP ephemeral to 0.0.0.0/0
Database SG (Inbound): allow TCP 3306 from Web SG
Web SG (Outbound): allow TCP 3306 to Database SGPractice the AWS Certified Advanced Networking – Specialty
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