networking

Unveiling the Versatile Applications of VXLAN in Modern Networking

by
close up photo of network switch

VXLAN, standing for Virtual Extensible LAN, offers many applications that cater to the evolving needs of modern networking paradigms. 1. Data Center Interconnectivity VXLAN plays a pivotal role in connecting geographically dispersed data centers. Encapsulating Layer 2 Ethernet frames within Layer 3 UDP packets facilitates seamless communication across disparate data center environments. This empowers businesses … Read more

Understanding BGP Attribute Local Preference

by
Interconnection

Local Preference is a BGP attribute that is pivotal in influencing route selection within an autonomous system (AS). Each BGP router within an AS assigns a Local Preference value to incoming BGP routes. This value indicates the preference for routes and helps determine which route will be chosen as the best path for outbound traffic. … Read more

iBGP vs eBGP: Understanding the Differences

by
Interconnection

In the intricate world of routing protocols, the Border Gateway Protocol (BGP) stands as a pillar, facilitating the exchange of routing information between different networks on the internet. Within BGP, two fundamental variations exist: Internal BGP (iBGP) and External BGP (eBGP). Both serve distinct purposes in managing routing within and between Autonomous Systems (ASes). Internal … Read more

Understanding the BGP No-Export Attribute

by

The “no-export” attribute in BGP is a configuration option applied to specific routes to restrict their propagation beyond an autonomous system’s (AS) boundaries. In the realm of BGP, ASes are individual networks or a collection of IP prefixes under a single administrative domain, and BGP facilitates the exchange of routing information between these ASes. How … Read more

What is TCAM memory in a router? and is it still needed?

by

Many higher-end routers have a specialized type of memory known as TCAM (Ternary Content Addressable Memory). In this post, I will explain the intricacies of TCAM memory in routers, exploring what it is, how it works, and its critical role in ensuring fast and accurate packet routing. Understanding TCAM Memory Ternary Content Addressable Memory (TCAM) … Read more

Virtual Extensible LAN (VXLAN) overview

by

Virtual Extensible LAN (VXLAN) has emerged as a game changer in network virtualization. In this blog post, we’ll look closely at VXLAN and explore some of its key benefits. In summary, VXLAN is a potent technology that is altering how businesses view network virtualization. Organizations can virtualize their networks, support extensive networking, improve network security, … Read more

What is a networking packet?

by

As we use the internet to send and receive data, it is crucial to understand the underlying mechanics that allow this to happen. One of the most fundamental components of this process is the packet. In this blog post, we’ll take a closer look at packets, how they are used on the internet, and why … Read more

Globe Ed Network Fundamentals

by

https://www.globed.net/courses/back-to-networking-basics In this Networking Basics Workshop we will be learning the following: REFERENCE MODELSETHERNET STANDARDS AND SPECSTRANSMISSION METHODSTOPOLOGIES NETWORKING DEVICESIPV4 ADDRESSINGHEX CONVERSIONCISCO ROUTER AND SWITCH BASICCISCO ROUTER AND SWITCH CONFIGURATIONLAYER 2 SWITCHING  LAYER 3 ROUTINGLAYER 3 ROUTING USING L3 SWITCHING RECORDINGS OF THE WORKSHOP WILL BE SENT TO ALL THAT REGISTER – Even to those that … Read more

China proposes replacement to TCP/IP

by

China’s “New IP” proposal to replace TCP/IP has a built in “shut up command” for censorship   The Chinese government and the Chinese telecommunications companies such as Huawei under its control are proposing a “New IP” addressing system for the internet to replace TCP/IP. The New IP system includes top-down checks and balances and such … Read more

Terms and Conditions - Privacy Policy