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Configure Network Services

• Configure Load Balancing: The considerations for this subsection include the creation of backend services, security & firewall, network load balancer, SSL & TCP proxy load balancers, session affinity, internal load balancer, capacity scaling, and HTTP load balancer;
• Configure & Maintain Cloud DNS: The applicants should demonstrate competence in the management of records and zones, migration of Cloud DNS, Cloud DNS, DNS Security, Internal DNS, Global service with Anycast, and Integration of on-premises DNS with GCP;
• Enable other Network Services: This module includes canary releases, health checks for instance groups, enabling of the private API access, and distribution of the backend instances with the use of regional managed instance groups.

Exam Details

The qualifying exam for the Google Professional Cloud Network Engineer certification is 2 hours long. The candidates will be dealing with multiple-select and multiple-choice questions during the test. The exam is currently available in English and the applicants can choose the convenient mode of its delivery. They can sit for the test in person at one of the authorized centers. Alternatively, they can ace the exam online from the comfort of their homes or offices. Choosing any of these options, the students are required to pay the registration fee of $200 plus applicable taxes.

Topics of Google Professional Cloud Network Engineer Exam

Candidates must know the exam topics before they start of preparation. because it will really help them in hitting the core. Our Google Professional Cloud Network Engineer Dumps will include the following topics:

Network architectures, this individual ensures successful cloud implementations using the command line interface or the Google Cloud Platform Console.

1. Designing, planning, and prototyping a GCP network

Designing the overall network architecture

• Choosing the appropriate load balancing options
• Understanding how quotas are applied per project and per VPC
• DNS strategy (e.g., on-premises, Cloud DNS, GSLB)
• Microsegmentation for security purposes (e.g., using metadata, tags)
• Meeting business requirements
• Hybrid connectivity (e.g., Google private access for hybrid connectivity)
• Options for high availability
• Container networking
• Failover and disaster recovery strategy
• Optimizing for latency (e.g., MTU size, caches, CDN)
• SaaS, PaaS, and IaaS services
• IAM and security

Designing a Virtual Private Cloud (VPC). Considerations include:

• Differences between Google Cloud Networking and other cloud platforms
• Routes
• Multi-zone and multi-region
• Standalone or shared
• Firewall (e.g., service account-based, tag-based)
• Multiple vs. single
• CIDR range for subnets
• Peering
• IP addressing (e.g., static, ephemeral, private)

Designing a hybrid network. Considerations include:

• Shared vs. standalone VPC interconnect access
• Using interconnect (e.g., dedicated vs. partner)
• Cross-organizational access
• Peering options (e.g., direct vs. carrier)
• Bandwidth
• Failover and disaster recovery strategy (e.g., building high availability with BGP using cloud router)
• Cloud Router
• IPsec VPN

Designing a container IP addressing plan for Google Kubernetes Engine

2. Implementing a GCP Virtual Private Cloud (VPC)

Configuring VPCs. Considerations include:

• Configuring VPC flow logs
• Creating a shared VPC and explaining how to share subnets with other projects
• Configuring VPC peering
• Configuring API access (private, public, NAT GW, proxy)
• Configuring GCP VPC resources (CIDR range, subnets, firewall rules, etc.)

Configuring routing. Tasks include:

• Configuring routing policies using tags and priority
• Configuring internal static/dynamic routing
• Configuring NAT (e.g., Cloud NAT, instance-based NAT)

Configuring and maintaining Google Kubernetes Engine clusters. Considerations include:

• Adding authorized networks for cluster master access
• Private clusters
• Cluster network policy
• VPC-native clusters using alias IPs
• Clusters with shared VPC

Configuring and managing firewall rules. Considerations include:

• Ingress and egress rules
• Network protocols
• Target network tags and service accounts
• Firewall logs
• Priority

3. Configuring network services

Configuring load balancing. Considerations include:

• Network load balancer
• HTTP(S) load balancer: including changing URL maps, backend groups, health checks, CDN, and SSL certs
• Creating backend services
• Firewall and security rules
• TCP and SSL proxy load balancers
• Capacity scaling
• Internal load balancer
• Session affinity

Configuring Cloud CDN. Considerations include:

• Enabling and disabling Cloud CDN
• Using cache keys
• Cache invalidation
• Signed URLs

Configuring and maintaining Cloud DNS. Considerations include:

• Managing zones and records
• DNS Security (DNSSEC)
• Migrating to Cloud DNS
• Cloud DNS
• Internal DNS
• Integrating on-premises DNS with GCP
• Global serving with Anycast

Enabling other network services. Considerations include:

• Health checks for your instance groups
• Distributing backend instances using regional managed instance groups
• Canary (A/B) releases
• Enabling private API access

4. Implementing hybrid interconnectivity

Configuring interconnect. Considerations include:

• Bulk storage uploads
• Virtualizing using VLAN attachments
• Partner (e.g., layer 2 vs. layer 3 connectivity)

Configuring a site-to-site IPsec VPN (e.g., route-based, policy-based, dynamic or static routing).

Configuring Cloud Router for reliability.

5. Implementing network security

Configuring identity and access management (IAM). Tasks include:

• Assigning IAM roles to accounts or Google Groups
• Using pre-defined IAM roles (e.g., network admin, network viewer, network user)
• Defining custom IAM roles
• Viewing account IAM assignments

Configuring Cloud Armor policies. Considerations include:

• IP-based access control

Configuring third-party device insertion into VPC using multi-nic (NGFW)

Managing keys for SSH access

6. Managing and monitoring network operations

Logging and monitoring with Stackdriver or GCP Console

Managing and maintaining security. Considerations include:

• Firewalls (e.g., cloud-based, private)
• Diagnosing and resolving IAM issues (shared VPC, security/network admin)

Maintaining and troubleshooting connectivity issues. Considerations include:

• Cross-connect handoff for interconnect
• Managing and troubleshooting VPNs
• Identifying traffic flow topology (e.g., load balancers, SSL offload, network endpoint groups)
• Troubleshooting Cloud Router BGP peering issues
• Draining and redirecting traffic flows
• Monitoring ingress and egress traffic using flow logs
• Monitoring firewall logs

Monitoring, maintaining, and troubleshooting latency and traffic flow. Considerations include:

Network throughput and latency testing Routing issues Tracing traffic flow

7. Optimizing network resources

Optimizing traffic flow. Considerations include:

• Load balancer and CDN location
• Accommodating workload increases (e.g., autoscaling vs. manual scaling)
• Expanding subnet CIDR ranges in service
• Global vs. regional dynamic routing

Optimizing for cost and efficiency. Considerations include:

• VPN vs. interconnect
• Bandwidth utilization (e.g., kernel sys tuning parameters)
• Automation
• Cost optimization (Network Service Tiers, Cloud CDN, autoscaler [max instances])

Reference: https://cloud.google.com/certification/cloud-network-engineer

Topics Assessed in Final Test

You can succeed in the actual Google Professional Cloud Network Engineer exam if you manage to demonstrate that you developed the following skills and expertise:

• Implementing and configuring hybrid interconnectivity;
• Gaining knowledge of how to plan, design, and create a GCP network prototype;
• Monitoring and managing network operations;
• Ensuring network resources optimization.
• Discerning how to configure network services;
• Implementing and configuring a Virtual Private Cloud using the GCP network;
• Configuring Google Cloud features to implement network security;

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