AWS Advanced Networking Specialty (ANS-C01)
Demonstrate deep expertise in designing and implementing AWS network architectures
Exam Quick Facts
Exam Code
ANS-C01
Questions
65
Duration
170 minutes
Passing Score
700/1000 (~70%)
Cost
$300 USD
Valid For
3 years
Last Updated
2023
Difficulty
Expert
AWS Certified Advanced Networking – Specialty Cheat Sheet (ANS-C01)
Every in-scope networking service, hybrid connectivity pattern, and routing decision the ANS-C01 exam actually tests — organised by the four exam domains with reference architectures and troubleshooting playbooks
Certification Overview
The AWS Certified Advanced Networking Specialty (ANS-C01) is one of the most technically demanding AWS certifications. It validates deep expertise in designing, implementing, and troubleshooting complex networking architectures on AWS — from VPC design and hybrid connectivity to DNS resolution and network security at scale.
This certification goes far beyond the networking knowledge tested in the Solutions Architect exams. While the SAA might ask you to design a VPC with public and private subnets, the ANS expects you to design multi-region, multi-account network architectures with Transit Gateway, implement hybrid DNS resolution, optimize Direct Connect configurations, and troubleshoot complex routing scenarios.
The ANS-C01 is AWS's answer to the growing demand for cloud networking specialists. As organizations migrate complex enterprise workloads to AWS, they need engineers who understand both traditional networking concepts (BGP, VLAN, CIDR) and AWS-specific networking services. This certification proves you're that engineer.
Who Should Take This Exam?
The Advanced Networking Specialty is designed for network engineers, cloud architects, and infrastructure engineers who specialize in networking. If your daily work involves designing VPC architectures, managing Direct Connect connections, configuring Transit Gateways, or troubleshooting network connectivity issues across hybrid environments, this certification is for you.
It's also valuable for senior solutions architects and DevOps engineers who want to demonstrate networking depth beyond the associate-level certifications. You should have at least 5 years of networking experience (including traditional networking) and 2+ years working specifically with AWS networking services. Understanding BGP, DNS, TCP/IP, and network security fundamentals is a prerequisite.
Exam Domains
Network Design
The largest domain, covering VPC design for complex multi-account environments, Transit Gateway architectures, hybrid network design with Direct Connect and VPN, multi-region networking, IP address management, and network segmentation strategies. Expect deep questions about routing tables, CIDR planning, and network topology decisions.
Network Implementation
Tests your ability to implement VPC configurations, set up Direct Connect connections with public and private virtual interfaces, configure Transit Gateway route tables, implement VPN solutions, deploy AWS PrivateLink endpoints, and set up Route 53 DNS configurations including hybrid DNS resolution.
Network Security, Compliance, and Governance
Covers network security controls including security groups, NACLs, AWS Network Firewall, WAF, Shield Advanced, traffic mirroring, VPC Flow Logs analysis, and implementing network segmentation for compliance. Understanding how to secure traffic at every layer is essential.
Network Management and Operation
Tests knowledge of network monitoring with CloudWatch, VPC Flow Logs, Traffic Mirroring, and AWS Network Manager. Also covers troubleshooting network connectivity, performance optimization, and maintaining network documentation and standards.
Ready to test your ANS-C01 knowledge?
Practice with our free Advanced Networking Specialty (ANS-C01) exam — 65 questions with detailed explanations. No signup required.
Start Free Practice ExamStudy Strategy
This is one of the most technical AWS exams, and you need strong networking fundamentals before diving in. Make sure you're comfortable with BGP routing, DNS resolution, CIDR notation, TCP/IP networking, and VLAN concepts. If these topics are fuzzy, review them first — the exam assumes this knowledge.
Focus on Network Design (30%) — the largest domain. You need to be able to design Transit Gateway architectures connecting hundreds of VPCs, plan Direct Connect resilience with multiple connections, and design hybrid DNS resolution that works across on-premises and AWS. Draw architecture diagrams as you study to reinforce how these pieces connect.
Hands-on practice is non-negotiable for this exam. Set up a Transit Gateway with multiple VPCs, configure a site-to-site VPN, experiment with Route 53 resolver rules, and analyze VPC Flow Logs. Budget 8-12 weeks of study, and use practice exams to identify weak areas. The questions are long and scenario-heavy — time management during the exam is critical.
Key AWS Services to Know
- Amazon VPC — advanced design with multiple subnets, route tables, and gateways
- AWS Transit Gateway — hub-and-spoke network architecture at scale
- AWS Direct Connect — dedicated network connections to AWS
- AWS Site-to-Site VPN — encrypted tunnels for hybrid connectivity
- Amazon Route 53 — DNS management, routing policies, Resolver
- AWS Network Firewall — managed stateful firewall for VPCs
- AWS PrivateLink — private connectivity to services without internet
- Elastic Load Balancing — ALB, NLB, GWLB for traffic distribution
- Amazon CloudFront — CDN with edge networking capabilities
- AWS Global Accelerator — anycast IP for global traffic routing
- VPC Flow Logs — network traffic logging and analysis
- AWS Network Manager — centralized network management and monitoring
Career Impact
Cloud networking specialists are among the most highly compensated AWS professionals. The Advanced Networking Specialty is recognized as one of the hardest AWS certifications to earn, and it commands significant respect in the job market. Network architect and senior cloud networking engineer roles typically pay $150K-$200K+, with principal-level positions exceeding $220K.
This certification is particularly valuable for consulting firms and managed service providers, where deep networking expertise directly translates to client value. It also opens doors to roles at AWS partner organizations and large enterprises migrating complex network architectures to the cloud. Combined with the Solutions Architect Professional, it represents one of the strongest AWS credential combinations available.
Frequently Asked Questions
Is the Advanced Networking Specialty the hardest AWS exam?
It's widely considered one of the most difficult, along with the Solutions Architect Professional. The deep technical networking knowledge required, combined with complex scenario-based questions, makes it very challenging. Strong networking fundamentals are essential.
Do I need the Solutions Architect Associate first?
It's not required but strongly recommended. The SAA provides foundational AWS architecture knowledge that the ANS builds upon heavily. Most people who pass the ANS already hold at least one associate-level certification.
How much traditional networking knowledge do I need?
Significant. You need solid understanding of BGP (including AS path, communities, route preference), DNS resolution chains, TCP/IP networking, CIDR notation, NAT, and VLAN concepts. The exam assumes this as baseline knowledge.
How does this compare to the CCNP or other vendor networking certs?
The ANS is AWS-specific, focusing on cloud networking services. Traditional certs like CCNP cover broader networking theory. If you work primarily on AWS, the ANS is more directly relevant. Many network engineers hold both AWS and traditional certs.
Ready to test your ANS-C01 knowledge?
Practice with our free Advanced Networking Specialty (ANS-C01) exam — 65 questions with detailed explanations. No signup required.
Start Free Practice Exam