Layer-3 Switching or Layer-2 Switching?

Have you ever faced designing a campus network or similar network of hospitals, factories and organizations? How to design a better network? What factors you need to count in? Here we found a case study provided by Ivan Pepelnjak (CCIE…
How to Use IP SLA to Change Routing?

Cisco IOS IP Service Level Agreements (SLAs) is a part of Cisco IOS that enables customers to assure new business-critical IP applications, as well as IP services that utilize data, voice, and video, in an IP network. Cisco has augmented…
How to Configure PBR (Policy-Based Routing)?

Policy-Based Routing (PBR) is a very popular feature in Cisco routers; it allows the creation of policies that can selectively alter the path that packets take within the network. PBR provides a method to forward packets by overriding the information available…
OSPFv3 vs. OSPFv2 Routing Protocol

This article outlines few comparisons of OSPFv3 and OSPFv2 Routing Protocol. OSPFv3 has few similarities with that of IPv4 version i.e. OSPFv2 in some ways, like Packet Type, Interface Type, Neighbor Discovery Pattern, LSA flooding & aging. OSPFv3 and v2…
Core Topics Covered on the CCNA Exam

Passing the Cisco CCNA certification is not an easy task. Cisco ensures passing the CCNA remains prestigious by maintaining the difficulty level of the CCNA exam by changing the exam pattern regularly. With the difficulty level being where it is,…

Cisco invades the data center server market and former partners respond by acquiring rival networking companies Cisco used to be a networking company, pure and simple. It built its dominance and influence on capturing a dominant market position in routers…