Chris Partsenidis

Founder/Senior Editor - -


Chris Partsenidis is the founder and senior editor of -- one of the few websites recommended by Cisco Systems in its world class Cisco Academy program. is the only official Cisco Press reviewer in the world.

Today, is amongst the most popular and respected network portals in the world, covering Cisco networking, security VPN, routing, switching, voice and VoIP Call Manager - CallManager Express technologies. analyzes over 900 topics, with over 37,500 answered forum questions and offers free Cisco training via its technical knowledgebase and world-first free Cisco lab. 

Chris has a degree in electrical technology and holds the following certifications: CNA for Netware 3, 4 and 5; Cisco's CCNA; Microsoft's MCP; DCE (D-link); LCP (Linux Certified Professional); Network+; A+; Symantec STS; SSE; SSE+, VSP 5 (VMware) and Hellas-Sat Certified engineer.

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How OSPF Protocol Works & Basic Concepts: OSPF Neighbor, Topology & Routing Table, OSPF Areas & Router Roles, Theor

3:54 AM - 2 Oct 15
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