February 2018
Intermediate to advanced
396 pages
9h 38m
English
Content preview from Advanced Infrastructure Penetration Testing
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Data center multi-tier model design
The data center multi-tier model design is a widely used model in data centers of modern organizations. This topology is very flexible but expensive. This multilayer architecture is based on three principal layers: Core, Aggregation, and Access:
- Core layer: This layer is called the backbone as it ensures the reliable delivery of packets using a high data transfer rate.
- Aggregation layer: This layer is sometimes called the Workgroup layer as it ensures the correct routing of packets between the subnets and VLANs of the organization. It may include firewalling, Quality of Services (QoS), and many other policy-based network connectivities.
- Access layer: This layer is responsible for connecting endpoints and ...
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