exam prep – clifford network

Mastering Networking Fundamentals with Cisco CCNA

In the era of digitalization, networking has become a daily necessity. Networking is essential for making it possible to communicate with people, share files, and connect to the internet. The…

300-100 CCNA CCNP Cisco exam prep

Cisco Network Essentials // OSPF part 1

Open Shortest Path First (OSPF) • OSPF, or Open Shortest Path First, is a link-state, open-standard, dynamic routing protocol. OSPF uses an algorithm known as SPF, or Dijkstra’s Shortest Path…

300-100 CCNA Cisco exam prep

Cisco Network Essentials // HDLC

Cisco High-Level Data-Link Control (HDLC) protocol was once very popular 'back in the day'. On a quick side note - I always try to explain things in a simply way…

300-100 Cisco exam prep

Cisco Network Essentials // EIGRP Part 1

EIGRP Characteristics Fast Convergence EIGRP uses the DUAL algorithm to converge very quickly. It does this by knowing neighbor router’s routing tables and predefining primary and secondary routes to every…

300-100 Cisco exam prep

Cisco Network Fundamentals // Administrative Distance

Administrative Distance Routers need a way of determining which path to use to a destination network if two or more routing protocols are in use and both advertise a route.…

300-100 Cisco exam prep

Cisco Network Fundamentals // Classful Concepts

Classful Concepts IP routing protocols are either classful or classless and that determines how they present route information. Classful Classful routing protocols (like RIPv1) do not include the subnet mask…

300-100 Cisco exam prep technologies

Cisco Network Fundamentals // Static Routes

Welcome to the first of my Cisco Network Fundamentals series I will be covering all sorts from the exam topics, including live simulation scenarios. Long reads have their place but…

300-100 Cisco exam prep technologies

Cisco Network Fundamentals // Dynamic Routing

Dynamic Routing These protocols can dynamically respond to changes in the network. The routing protocol is configured on each router and the routers learn about both each other and remote…