Managing traffic through prefix lists, route maps, and community strings.
The BGP 642-661 exam was a core requirement for the CCIP. To pass it (and to understand BGP in the real world), Jeremy guides you through several critical domains:
The 642-661 BGP exam required a deep, architectural understanding of how the global internet routes traffic. The CBT Nuggets series systematically broke down the blueprint into several core areas. 1. BGP Fundamentals and Autonomous Systems
His course for wasn’t a simple video series. It was a journey. Spanning roughly 25–30 videos (each 20–40 minutes), Jeremy took students from “What is an AS number?” to full-blown BGP policy routing across multiple ISPs. cbt nuggets cisco ccip bgp 642661 by jeremy cioara work
The Cisco CCIP BGP 642-661 course, taught by Jeremy Cioara, is a comprehensive training program designed to equip network professionals with the knowledge and skills required to implement and manage Border Gateway Protocol (BGP) in a Cisco network. As a leading provider of IT training, CBT Nuggets has developed this course to cater to the growing demand for skilled network engineers.
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CBT Nuggets pioneered the short, digestible video format, allowing you to master complex BGP path selection one nugget at a time. Key Topics Covered in the 642-661 Series Managing traffic through prefix lists, route maps, and
This wasn't just a dry recitation of Cisco IOS commands. The course, a comprehensive video series, was structured to build a deep, foundational understanding of BGP before layering on advanced configuration and troubleshooting techniques. Its hands-on approach, complete with GNS3 labs, made it indispensable for anyone aiming for CCIP or CCIE certifications.
Peerings established between different Autonomous Systems. Neighbors are typically directly connected, and the Administrative Distance (AD) is 20.
Jeremy introduces the BGP series and outlines what learners will achieve throughout the course: 15:00 Introductory Nugget: Cisco CCIP BGP 642-661 CBT Nuggets YouTube• May 12, 2012 The CBT Nuggets series systematically broke down the
However, Jeremy Cioara’s historic CBT Nuggets course on the 642-661 exam remains highly regarded by network engineers. The course provides an exceptional, foundational deep-dive into the Border Gateway Protocol (BGP).
The heart of the 642-661 course is mastering the BGP decision process. When a router receives multiple paths to the same destination, it evaluates them using a strict hierarchy of attributes. Cioara simplifies this process using the famous memory anchor:
The exam was notorious for its tricky simulations and deep configuration scenarios. You didn’t just need to know what BGP does—you had to feel it.
BGP is all about policy. The course covers Prefix Lists, Route Maps, and AS-Path Filters (using Regular Expressions), giving you total control over which routes enter and exit your network.
clear ip bgp * soft : Clears the BGP table safely without tearing down the physical neighbor relationships, allowing new routing policies to take effect. Legacy Value in Modern Networking