CCNA 200-300
Cisco SDA & Cisco DNA Center
Cisco SDA and Cisco DNA Center Software-Defined Access (SDA) Architecture SDA uses a controller and application programming interfaces (APIs) to communicate via southbound interfaces (SBIs) with the network infrastructure. Cisco Digital Netwo…
CCNA 200-300
Software-Defined Networking (SDN)
Software-Defined Networking (SDN) Network programmability refers to the trend toward SDN. SDN decouples the data, control, and management planes from the physical device, virtualizes them, and defines the networking functions in software. A t…
CCNA 200-300
Cloud and Virtualization
Cloud and Virtualization Cloud Computing: Cloud computing provides the following benefits: Enables access to organizational data anywhere and at any time. Streamlines IT operations by making it possible to subscribe to only needed services. Eli…
CCNA 200-300
Hierarchical Campus Designs
Hierarchical Campus Designs Hierarchical campus design divides the network into discrete layers. Each layer provides specific functions that define its role within the overall network , which facilitates scalability and performance : - Access…
CCNA 200-300
OSI and TCP/IP Networking Models
OSI and TCP/IP Networking Models Both the Open Systems Interconnection (OSI) and Transmission Control Protocol/Internet Protocol (TCP/IP) networking models are important conceptual frameworks for understanding networks. OSI Model explains ne…