The cloud computing landscape is ever-evolving, and with it, the need for highly skilled professionals to navigate its complexities. For those specializing in networking, the AWS Certified Advanced Networking – Specialty (ANS-C01) certification stands as a powerful validation of your expertise in designing, implementing, and troubleshooting advanced AWS network solutions.
Why is the ANS-C01 Important?
Earning the ANS-C01 certification signifies your mastery of intricate AWS networking concepts. This advanced credential sets you apart from the crowd, demonstrating your ability to:
- Architect and deploy secure, scalable cloud networks: Design robust AWS network architectures that can handle demanding workloads while adhering to stringent security best practices.
- Integrate advanced AWS networking services: Effectively leverage a comprehensive suite of AWS services like Transit Gateway, Direct Connect, and VPN connections to craft hybrid and multi-cloud solutions.
- Optimize network performance and troubleshoot issues: Apply in-depth knowledge to diagnose and resolve network bottlenecks, ensuring optimal performance for your cloud deployments.
- Automate network management: Implement automation tools and techniques to streamline network operations and maintenance.
Who Should Pursue the ANS-C01?
This certification is ideally suited for seasoned IT professionals with a minimum of five years of hands-on experience architecting and implementing complex network solutions. Candidates with a strong foundation in AWS cloud technologies, security principles, and core networking concepts like the OSI model and IP addressing will find the ANS-C01 a valuable credential to advance their careers.
Here are some specific roles that can benefit from the ANS-C01 certification:
- Network architects
- Cloud architects
- Solutions architects
- DevOps engineers
- Security engineers
Taking the Next Step
The AWS Certified Advanced Networking – Specialty exam (ANS-C01) validates your expertise and positions you as a highly sought-after professional in the dynamic world of cloud networking. By demonstrating your ability to design, implement, and manage robust AWS network architectures, you’ll gain a significant edge in the competitive IT job market.
If you’re ready to embark on your journey to AWS networking mastery, explore the wealth of resources available online, including practice exams, video courses, and study guides offered by AWS itself and reputable training providers. With dedication and the right preparation, you can conquer the ANS-C01 exam and unlock a world of exciting career opportunities in the cloud.
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Network Design
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Design a solution that incorporates edge network services to optimize user performance and traffic management for global architectures.
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Design patterns for the usage of content distribution networks (for example, Amazon CloudFront)
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Design patterns for global traffic management (for example, AWS Global Accelerator)
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Integration patterns for content distribution networks and global traffic management with other services (for example, Elastic Load Balancing [ELB], Amazon API Gateway)
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Evaluating requirements of global inbound and outbound traffic from the internet to design an appropriate content distribution solution
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Design patterns for the usage of content distribution networks (for example, Amazon CloudFront)
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Design DNS solutions that meet public, private, and hybrid requirements.
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DNS protocol (for example, DNS records, TTL, DNSSEC, DNS delegation, zones)
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DNS logging and monitoring
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Amazon Route 53 features (for example, alias records, traffic policies, resolvers, health checks)
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Integration of Route 53 with other AWS networking services (for example, Amazon VPC)
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Integration of Route 53 with hybrid, multi-account, and multi-Region options
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Domain registration
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Using Route 53 public hosted zones
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Using Route 53 private hosted zones
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Using Route 53 Resolver endpoints in hybrid and AWS architectures
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Using Route 53 for global traffic management
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Creating and managing domain registrations
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DNS protocol (for example, DNS records, TTL, DNSSEC, DNS delegation, zones)
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Design solutions that integrate load balancing to meet high availability, scalability, and security requirements.
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How load balancing works at layer 3, layer 4, and layer 7 of the OSI model
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Different types of load balancers and how they meet requirements for network design, high availability, and security
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Connectivity patterns that apply to load balancing based on the use case (for example, internal load balancers, external load balancers)
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Scaling factors for load balancers
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Integrations of load balancers and other AWS services (for example, Global Accelerator, CloudFront, AWS WAF, Route 53, Amazon Elastic Kubernetes Service [Amazon EKS], AWS Certificate Manager [ACM])
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Configuration options for load balancers (for example, proxy protocol, cross-zone load balancing, session affinity [sticky sessions], routing algorithms)
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Configuration options for load balancer target groups (for example, TCP, GENEVE, IP compared with instance)
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AWS Load Balancer Controller for Kubernetes clusters
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Considerations for encryption and authentication with load balancers (for example, TLS termination, TLS passthrough)
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Selecting an appropriate load balancer based on the use case
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Integrating auto scaling with load balancing solutions
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Integrating load balancers with existing application deployments
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How load balancing works at layer 3, layer 4, and layer 7 of the OSI model
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Define logging and monitoring requirements across AWS and hybrid networks.
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Amazon CloudWatch metrics, agents, logs, alarms, dashboards, and insights in AWS architectures to provide visibility
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AWS Transit Gateway Network Manager in architectures to provide visibility
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VPC Reachability Analyzer in architectures to provide visibility
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Flow logs and traffic mirroring in architectures to provide visibility
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Access logging (for example, load balancers, CloudFront)
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Identifying the logging and monitoring requirements
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Recommending appropriate metrics to provide visibility of the network status
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Capturing baseline network performance
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Amazon CloudWatch metrics, agents, logs, alarms, dashboards, and insights in AWS architectures to provide visibility
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Design a routing strategy and connectivity architecture between onpremises networks and the AWS Cloud.
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Routing fundamentals (for example, dynamic compared with static, BGP)
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Layer 1 and layer 2 concepts for physical interconnects (for example, VLAN, link aggregation group [LAG], optics, jumbo frames)
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Encapsulation and encryption technologies (for example, Generic Routing Encapsulation [GRE], IPsec)
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Resource sharing across AWS accounts
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Overlay networks
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Identifying the requirements for hybrid connectivity
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Designing a redundant hybrid connectivity model with AWS services (for example, AWS Direct Connect, AWS Site-to-Site VPN)
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Designing BGP routing with BGP attributes to influence the traffic flows based on the desired traffic patterns (load sharing, active/passive)
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Designing for integration of a software-defined wide area network (SDWAN) with AWS (for example, Transit Gateway Connect, overlay networks)
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Routing fundamentals (for example, dynamic compared with static, BGP)
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Design a routing strategy and connectivity architecture that include multiple AWS accounts, AWS Regions, and VPCs to support different connectivity patterns.
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Different connectivity patterns and use cases (for example, VPC peering, Transit Gateway, AWS PrivateLink)
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Capabilities and advantages of VPC sharing
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IP subnets and solutions accounting for IP address overlaps
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Connecting multiple VPCs by using the most appropriate services based on requirements (for example, using VPC peering, Transit Gateway, PrivateLink)
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Using VPC sharing in a multi-account setup
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Managing IP overlaps by using different available services and options (for example, NAT, PrivateLink, Transit Gateway routing)
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Different connectivity patterns and use cases (for example, VPC peering, Transit Gateway, AWS PrivateLink)
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Network Implementation
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Implement routing and connectivity between onpremises networks and the AWS Cloud.
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Routing protocols (for example, static, dynamic)
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Test connectivity (for example, Route Analyzer, Reachability Analyzer)
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Configuring network monitoring and logging for AWS services
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Configuring and implementing load balancing solutions
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Configuring existing on-premises name resolution with the AWS Cloud
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Configuring existing on-premises networks to connect with the AWS Cloud
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Configuring static or dynamic routing protocols to work with hybrid connectivity solutions
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Configuring the physical network requirements for hybrid connectivity solutions
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Networking services of VPCs
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AWS Organizations and AWS Resource Access Manager (AWS RAM) (for example, multi-account Transit Gateway, Direct Connect, Amazon VPC, Route 53)
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VPNs (for example, security, accelerated VPN)
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Infrastructure automation
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Load balancing (for example, layer 4 compared with layer 7, reverse proxies, layer 3)
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Security appliances (for example, firewalls)
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DNS (for example, conditional forwarding, hosted zones, resolvers)
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Traffic management and SD-WAN (for example, Transit Gateway Connect)
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Layer 2 and layer 3 (for example, VLANs, IP addressing, gateways, routing, switching)
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Layer 1 and types of hardware to use (for example, Letter of Authorization [LOA] documents, colocation facilities, Direct Connect)
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Testing and validating connectivity between environments
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Routing protocols (for example, static, dynamic)
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Implement routing and connectivity across multiple AWS accounts, Regions, and VPCs to support different connectivity patterns.
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Inter-VPC and multi-account connectivity (for example, VPC peering, Transit Gateway, VPN, third-party vendors, SD-WAN, multi-protocol label switching [MPLS])
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Private application connectivity (for example, PrivateLink)
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Methods of expanding AWS networking connectivity (for example, Organizations, AWS RAM)
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Host and service name resolution for applications and clients (for example, DNS)
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Infrastructure automation
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Authentication and authorization (for example, SAML, Active Directory)
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Security (for example, security groups, network ACLs, AWS Network Firewall)
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Test connectivity (for example, Route Analyzer, Reachability Analyzer, tooling)
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Configuring network connectivity architectures by using AWS services in a single-VPC or multi-VPC design (for example, DHCP, routing, security groups)
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Configuring hybrid connectivity with existing third-party vendor solutions
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Configuring a hub-and-spoke network architecture (for example, Transit Gateway, transit VPC)
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Configuring a DNS solution to make hybrid connectivity possible
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Implementing security between network boundaries
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Configuring network monitoring and logging by using AWS solutions
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Inter-VPC and multi-account connectivity (for example, VPC peering, Transit Gateway, VPN, third-party vendors, SD-WAN, multi-protocol label switching [MPLS])
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Implement complex hybrid and multiaccount DNS architectures.
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When to use private hosted zones and public hosted zones
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Methods to alter traffic management (for example, based on latency, geography, weighting)
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DNS delegation and forwarding (for example, conditional forwarding)
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Different DNS record types (for example, A, AAAA, TXT, pointer records, alias records)
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DNSSEC
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How to share DNS services between accounts (for example, AWS RAM)
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Requirements and implementation options for outbound and inbound endpoints
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Configuring DNS zones and conditional forwarding
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Configuring traffic management by using DNS solutions
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Configuring DNS for hybrid networks
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Configuring appropriate DNS records
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Configuring DNSSEC on Route 53
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Configuring DNS within a centralized or distributed network architecture
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Configuring DNS monitoring and logging on Route 53
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When to use private hosted zones and public hosted zones
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Automate and configure network infrastructure.
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Infrastructure as code (IaC) (for example, AWS Cloud Development Kit [AWS CDK], AWS CloudFormation, AWS CLI, AWS SDK, APIs)
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Event-driven network automation
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Common problems of using hardcoded instructions in IaC templates when provisioning cloud networking resources
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Creating and managing repeatable network configurations
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Integrating event-driven networking functions
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Integrating hybrid network automation options with AWS native IaC
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Eliminating risk and achieving efficiency in a cloud networking environment while maintaining the lowest possible cost
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Automating the process of optimizing cloud network resources with IaC
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Infrastructure as code (IaC) (for example, AWS Cloud Development Kit [AWS CDK], AWS CloudFormation, AWS CLI, AWS SDK, APIs)
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Network Management and Operation
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Maintain routing and connectivity on AWS and hybrid networks.
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Industry-standard routing protocols that are used in AWS hybrid networks (for example, BGP over Direct Connect)
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Connectivity methods for AWS and hybrid networks (for example, Direct Connect gateway, Transit Gateway, VIFs)
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How limits and quotas affect AWS networking services (for example, bandwidth limits, route limits)
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Available private and public access methods for custom services (for example, PrivateLink, VPC peering)
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Available inter-Regional and intra-Regional communication patterns
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Managing routing protocols for AWS and hybrid connectivity options (for example, over a Direct Connect connection, VPN)
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Maintaining private access to custom services (for example, PrivateLink, VPC peering)
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Using route tables to direct traffic appropriately (for example, automatic propagation, BGP)
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Setting up private access or public access to AWS services (for example, Direct Connect, VPN)
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Optimizing routing over dynamic and static routing protocols (for example, summarizing routes, CIDR overlap)
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Industry-standard routing protocols that are used in AWS hybrid networks (for example, BGP over Direct Connect)
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Monitor and analyze network traffic to troubleshoot and optimize connectivity patterns.
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Network performance metrics and reachability constraints (for example, routing, packet size)
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Appropriate logs and metrics to assess network performance and reachability issues (for example, packet loss)
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Tools to collect and analyze logs and metrics (for example, CloudWatch, VPC Flow Logs, VPC Traffic Mirroring)
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Tools to analyze routing patterns and issues (for example, Reachability Analyzer, Transit Gateway Network Manager)
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Analyzing tool output to assess network performance and troubleshoot connectivity (for example, VPC Flow Logs, Amazon CloudWatch Logs)
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Mapping or understanding network topology (for example, Transit Gateway Network Manager)
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Analyzing packets to identify issues in packet shaping (for example, VPC Traffic Mirroring)
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Troubleshooting connectivity issues that are caused by network misconfiguration (for example, Reachability Analyzer)
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Verifying that a network configuration meets network design requirements (for example, Reachability Analyzer)
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Automating the verification of connectivity intent as a network configuration changes (for example, Reachability Analyzer)
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Troubleshooting packet size mismatches in a VPC to restore network connectivity
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Network performance metrics and reachability constraints (for example, routing, packet size)
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Optimize AWS networks for performance, reliability, and cost effectiveness.
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Situations in which a VPC peer or a transit gateway are appropriate
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Selecting the right network interface for the best performance (for example, elastic network interface, Elastic Network Adapter [ENA], Elastic Fabric Adapter [EFA])
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Configuring jumbo frame support across connection types
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Updating and optimizing subnets to prevent the depletion of available IP addresses within a VPC (for example, secondary CIDR)
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Updating and optimizing subnets for auto scaling configurations to support increased application load
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Creating Route 53 public hosted zones and private hosted zones and records to optimize application availability (for example, private zonal DNS entry to route traffic to multiple Availability Zones)
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Implementing a multicast capability within a VPC and on-premises environments
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Implementing a solution on an appropriate network connectivity service (for example, VPC peering, Transit Gateway, VPN connection) to meet network requirements
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Choosing between VPC peering, proxy patterns, or a transit gateway connection based on analysis of the network requirements provided
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Optimizing for network throughput
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Different methods to reduce bandwidth utilization (for example, unicast compared with multicast, CloudFront)
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Frame size optimization for bandwidth across different connection types
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VPC subnet optimization
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Load balancing and traffic distribution patterns
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Availability of options from Route 53 that provide reliability
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High-availability features in Route 53 (for example, DNS load balancing using health checks with latency and weighted record sets)
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Different types of network interfaces on AWS
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Cost-effective connectivity options for data transfer between a VPC and onpremises environments
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Optimizing network connectivity by using Global Accelerator to improve network performance and application availability
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Situations in which a VPC peer or a transit gateway are appropriate
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Network Security, Compliance, and Governance
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Implement and maintain network features to meet security and compliance needs and requirements.
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Different threat models based on application architecture
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Common security threats
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Mechanisms to secure different application flows
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AWS network architecture that meets security and compliance requirements
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Securing inbound traffic flows into AWS (for example, AWS WAF, AWS Shield, Network Firewall)
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Securing outbound traffic flows from AWS (for example, Network Firewall, proxies, Gateway Load Balancers)
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Securing inter-VPC traffic within an account or across multiple accounts (for example, security groups, network ACLs, VPC endpoint policies)
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Implementing an AWS network architecture to meet security and compliance requirements (for example, untrusted network, perimeter VPC, three-tier architecture)
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Developing a threat model and identifying appropriate mitigation strategies for a given network architecture
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Testing compliance with the initial requirements (for example, failover test, resiliency)
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Automating security incident reporting and alerting using AWS
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Different threat models based on application architecture
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Validate and audit security by using network monitoring and logging services.
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Network monitoring and logging services that are available in AWS (for example, CloudWatch, AWS CloudTrail, VPC Traffic Mirroring, VPC Flow Logs, Transit Gateway Network Manager)
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Alert mechanisms (for example, CloudWatch alarms)
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Log creation in different AWS services (for example, VPC flow logs, load balancer access logs, CloudFront access logs)
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Log delivery mechanisms (for example, Amazon Kinesis, Route 53, CloudWatch)
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Mechanisms to audit network security configurations (for example, security groups, AWS Firewall Manager, AWS Trusted Advisor)
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Creating and analyzing a VPC flow log (including base and extended fields of flow logs)
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Creating and analyzing network traffic mirroring (for example, using VPC Traffic Mirroring)
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Implementing automated alarms by using CloudWatch
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Implementing customized metrics by using CloudWatch
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Correlating and analyzing information across single or multiple AWS log sources
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Implementing log delivery solutions
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Implementing a network audit strategy across single or multiple AWS network services and accounts (for example, Firewall Manager, security groups, network ACLs)
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Network monitoring and logging services that are available in AWS (for example, CloudWatch, AWS CloudTrail, VPC Traffic Mirroring, VPC Flow Logs, Transit Gateway Network Manager)
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Implement and maintain confidentiality of data and communications of the network.
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Network encryption options that are available on AWS
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VPN connectivity over Direct Connect
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Encryption methods for data in transit (for example, IPsec)
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Network encryption under the AWS shared responsibility model
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Security methods for DNS communications (for example, DNSSEC)
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Implementing network encryption methods to meet application compliance requirements (for example, IPsec, TLS)
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Implementing encryption solutions to secure data in transit (for example, CloudFront, Application Load Balancers and Network Load Balancers, VPN over Direct Connect, AWS managed databases, Amazon S3, custom solutions on Amazon EC2, Transit Gateway)
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Implementing a certificate management solution by using a certificate authority (for example, ACM, AWS Private Certificate Authority [ACM PCA])
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Implementing secure DNS communications
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Network encryption options that are available on AWS
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