Tag: Cisco Systems

CCDA 640-864 Summary Notes – Chapter 5 – Day 10

Exam Topic 2 - Part 1: Cisco Unified Wireless Network (UWN) Architecture Benefits: Deliivers scalable, manageable and secure WLANs Combines wired and wireless network Reduced Total Cost of Ownership (TCO) Enhanced visibility and control Dynamic RF management WLAN Security Mobility Enhanced productivity and collaboration Network Elements: Client devices access points - access to the network network … Continue reading CCDA 640-864 Summary Notes – Chapter 5 – Day 10 →

CCDA 640-864 Summary Notes – Chapter 4 – Day 8

Exam Topic 4: Virtualization Overview Virtualization technologies abstract logical elements from hardware (applications or operating systems) or networks (LANs and SANs) and run them in a virtual state Allow a physical device to share its resources by acting as multiple versions of itself Allow multiple physical devices to logically appear as one Benefits of virtualization improves network efficiency provides enhanced flexibility … Continue reading CCDA 640-864 Summary Notes – Chapter 4 – Day 8 →

CCDA 640-864 Summary Notes – Chapter 4 – Day 7

Data Center Design Exam Topic 1: Enterprise DC Architectures Data Center 1.0 Centralized Used mainframes to process and store data Users used terminals to access and work on mainframes benefits: availability, resiliency, and service level agreements (SLA) Data Center 2.0 client/server and distributed computing into the mainstream data center Bussiness applications installed on servers users accessed data … Continue reading CCDA 640-864 Summary Notes – Chapter 4 – Day 7 →