April 10, 2018
Network Basics by Packet Design: Multicast Routing
Anybody who has studied computer networks will have learned about unicast, . While unicast routing, where packets are delivered from a single source t...
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March 13, 2018
How to Detect BGP Route Flaps using Route Analytics
Of the many routing protocols, BGP is the routing protocol of the Internet. BGP works by advertising or announcing routing paths to its peer routers....
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February 21, 2018
IS-IS Purge Originator Identification Explained
Due to advantages, such as stability, fast convergence and high scalability, the IS-IS protocol is a popular routing protocol used by network operator...
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February 13, 2018
Network Basics by Packet Design: What is a BGP Route Reflector?
In a previous post on BGP, we covered eBGP (inter-AS communication) and iBGP (intra-AS communication). We also mentioned how iBGP requires a full-mesh...
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February 6, 2018
BGP in the Data Center: Part Three
In Part 2, I introduced the CLOS architecture as a way to overcome many limitations of traditional data center architectures and stressed the importan...
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January 30, 2018
BGP in the Data Center: Part Two
In part one of this series, I explained the challenges with traditional data center architectures. Here’s how to overcome these challenges, starting...
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January 23, 2018
BGP in the Data Center: Part One
In this three-part series, we’ll cover why traditional data center architectures don’t meet the needs of today’s service providers and how to ov...
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January 17, 2018
Network Basics by Packet Design: What are iBGP and eBGP?
Border Gateway Protocol (BGP) is the routing protocol of the Internet. It is the standard exterior gateway protocol used for exchanging routing inform...
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November 7, 2017
Free E-Book: Learn All About MPLS Traffic Engineering
Service provider networks are becoming more and more complex by having to support multiple services and applications, all with different requirements...
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August 15, 2017
MPLS-TE Resiliency Part 2: Local Protection or MPLS FRR
For many enterprises, business continuity depends on having resilient connections to their remote branches and data centers. When it comes to MPLS-TE...
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