Cisco ACI (Application Centric Infrastructure)

1. Policy-driven Automation: Centralized policy-based management for network provisioning, configuration, and management.

2. Application-aware Networking: Ability to define and enforce network policies based on application requirements.

3. Scalable Architecture: Leaf-spine fabric design for high performance, scalability, and resiliency.

4. Integration with Orchestration Tools: Seamless integration with orchestration and automation tools for streamlined operations.

5. Visibility and Analytics: Built-in monitoring and analytics capabilities for real-time visibility into application traffic and performance.

Before learning Cisco ACI (Application Centric Infrastructure), it's beneficial to have the following skills:

1. Networking Fundamentals: Understanding of basic networking concepts such as IP addressing, subnetting, routing, switching, VLANs, and OSI model.

2. Data Center Technologies: Familiarity with data center architectures, including physical and virtual networking, storage, and compute technologies.

3. Software-Defined Networking (SDN): Knowledge of SDN principles and architectures, including centralized control, programmability, and automation.

4. Cisco Networking Technologies: Experience with Cisco networking technologies, particularly Cisco Nexus switches and Cisco IOS or NX-OS operating systems.

5. Network Security: Understanding of network security principles, including access control, firewalls, and encryption.

By learning Cisco ACI (Application Centric Infrastructure), you gain the following skills:

1. Policy-based Networking: Ability to define and enforce network policies based on application requirements, improving agility and security.

2. Fabric Deployment and Configuration: Proficiency in deploying and configuring Cisco ACI fabric components, including switches, spines, and leafs.

3. Network Automation: Skills to automate network provisioning, configuration, and management tasks using Cisco ACI's centralized policy-driven approach.

4. Application Visibility: Understanding of how to monitor and analyze application traffic flows and performance metrics for better troubleshooting and optimization.

5. Multi-tenancy Support: Knowledge of how to implement secure multi-tenancy environments using Cisco ACI, allowing for isolation and segmentation of network resources.