Monday, February 16, 2026

TEK@link

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TEK@link

efficiency of innovation

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BGP

BGP or Border Gateway Protocol it a part of routing between autonomous systems or networks mostly used for internet and qualified also as an EGP or Exterior Gateway Protocol using a path based routing approach

BGP Session Keepalive And Hold Times

dexterd05 mins

In this post we’ll deep into the operation of BGP that is a Border Gateway protocol aimed at connecting (routing information exchange) autonomous system in contrast with IGP (Interior Gateway Protocols) that run into each autonomous system. Thus, we do not need to have detailed information about IGPs to exchange routing information… before this routing…...

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I-BGP Synchronization With IGP

dexterd16 mins

In this blog, we will discuss the I-BGP synchronization with IGP feature. A little introduction By definition, the BGP synchronization rule requires that when a BGP router receives information about a network from an I-BGP neighbor, it does not use this information until a matching route : static or dynamic : learned via an IGP…...

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VPNv4 BGP AS-Override Feature Into Play!

dexterd04 mins

Let’s put into play AS-Override feature in BGP: see when it applies and how it works. Introduction First, AS-Override feature applies to sites that have the same AS number but are linked by another different domain with different AS number, as in the next figure. In our example AS number 1 has neighborship (E-BGP links)…...

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