The Video Delivery

Author Archives: The Video Delivery

Cloud Engineering For The Network Pro: Part 6 – VPNs And Routes – Video

Michael Levan reviews different VPN options to connect to applications and services in Azure and AWS. You can subscribe to the Packet Pushers’ YouTube channel for more videos as they are published. It’s a diverse a mix of content from Ethan and Greg, plus selected videos from our events. It’s sort of like our podcasts, […]

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Practical Python For Networking: 2. 2 Python Virtual Environment Setup – Video

In this episode of the Python for Networking series, host Eric Chou covers setting up your Linux host and your Python 3 virtual environment. For more information, check out Python Virtual Environments: A Primer (https://realpython.com/python-virtual-environments-a-primer/) Course files are in a GitHub repository: https://github.com/ericchou1/pp_practical_lessons_1_route_alerts Eric Chou is a network engineer with 20 years of experience, including […]

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Practical Python For Networking: 3.1 – Detection With Nornir – Installation And Inventory – Video

This episode in the Python series covers installing Nornir in your Python virtual environment. Course files are in a GitHub repository: https://github.com/ericchou1/pp_practical_lessons_1_route_alerts Eric Chou is a network engineer with 20 years of experience, including managing networks at Amazon AWS and Microsoft Azure. He’s the founder of Network Automation Nerds and has written the books Mastering […]

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Practical Python For Networking: 3.3 Detection With Nornir – Detect Route Change – Video

Episode 3.3 walks through detecting a route change. You can find code samples for this example in the GitHub repository: https://github.com/ericchou1/pp_practical_lessons_1_route_alerts Eric Chou is a network engineer with 20 years of experience, including managing networks at Amazon AWS and Microsoft Azure. He’s the founder of Network Automation Nerds and has written the books Mastering Python […]

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Cloud Engineering For The Network Pro: Part 7 – DNS And Load Balancers – Video

The final video in this series on cloud engineering for network pros goes over DNS and load balancers and how to set them up in AWS and Azure. You can subscribe to the Packet Pushers’ YouTube channel for more videos as they are published. It’s a diverse a mix of content from Ethan and Greg, […]

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Practical Python For Networking: 2.1 – Lab Topology – Video

This episode on Python for networking covers the lab topology we’ll be working with in VIRL, choosing a text editor, and basic lab configurations. Course files are in a GitHub repository: https://github.com/ericchou1/pp_practical_lessons_1_route_alerts Eric Chou is a network engineer with 20 years of experience, including managing networks at Amazon AWS and Microsoft Azure. He’s the founder […]

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Understanding Data Center Fabrics 09: Other Considerations – Video

In the final video of this series on data center fabrics, Russ White walks through a set of considerations you might want to ponder as you design your data center fabric. These considerations include whether to single-home or dual-home a server in a fabric (it depends!), why Russ isn’t a fan of MLAGs in a […]

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Understanding Data Center Fabrics 08: Advanced Underlay Control Planes – Video

In this video, Russ White examines two advanced options for your underlay control plane: distoptflood and RIFT. He explores the basics of distopflood and RIFT, optimizations in distoptflood, centralized flooding, how RIFT works, and more. You can subscribe to the Packet Pushers’ YouTube channel for more videos as they are published. It’s a diverse a […]

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Understanding Data Center Fabrics 07: Link State Protocol In The Underlay – Video

Episode seven continues a discussion of fabric underlays by looking at the use of link-state protocols instead of BGP. Network architect and author Russ White covers: -Which link state protocol (IS-IS or OSPF) to choose -Russ’s reasons for preferring IS-IS -IS-IS efficiencies for packet formats and autoconfiguration -Resource recommendations for learning IS-IS -Scale and flooding […]

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Understanding Data Center Fabrics 06: BGP Underlay – Video

The sixth video in this series examines the underlay component of a data center fabric, touches on a theoretical discussion of network layers, and reviews the use of BGP as your underlay protocol. Russ White covers: -The notion of abstractions in a network and how they limit failure domains -Tradeoffs among surface, state, and optimization […]

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Understanding Data Center Fabrics 05: Butterfly Scaling – Video

Episode of this series focuses on the butterfly fabric. While similar to a Clos fabric, the butterfly design is built around pods of switches. In this video, Russ White explains the differences in the butterfly design, physical limitations for ToR switches, how to scale the fabric to thousands of available ports without using chassis switches, […]

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Understanding Data Center Fabrics 04: Clos Scaling – Video

In the fourth installment of this 9-video series, Russ White describes methods for scaling data center fabrics. He reviews how to calculate port density in a leaf-spine design, discusses physical restraints on the scale of a fabric based on the spines, fabric types in chassis switches, and the pros and cons of chassis vs. single […]

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Understanding Data Center Fabrics 03: Characteristics Of Data Center Fabrics – Video

In the third installment of this 9-video series, Russ White clarifies exactly what a fabric is, complete with drawings, animations, and live illustrations. From there, you’ll be able to determine what is and is not a fabric. In this lesson, Russ also walks through traffic patterns, tiers, and bandwidth between tiers in data center fabrics. […]

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Understanding Data Center Fabrics 02: Clos Fabric History – Video

In the second part of this 9-video series, Russ White describes crossbar fabrics and how they interconnect, using historical telephone networks as an example. He jumps from this to help you understand what’s going on inside of data center fabrics, including Clos architectures. Other details Russ touches on include non-blocking fabrics, how an undertaker impacted […]

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Cloud Engineering For The Network Pro: Part 5 – Cloud Firewalls And Security Groups In Azure And AWS (Video)

Michael Levan reviews the differences between firewalling on premises and in the public cloud and how to set basic rules in AWS and Azure. You can subscribe to the Packet Pushers’ YouTube channel for more videos as they are published. It’s a diverse a mix of content from Ethan and Greg, plus selected videos from […]

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Cloud Engineering For The Network Pro: Part 4 – Virtual Subnets And Gateways (Video)

Part 4 of Michael Levan’s cloud networking series provides step-by-step instructions for setting up virtual subnets and Internet gateways in AWS and Azure. You can subscribe to the Packet Pushers’ YouTube channel for more videos as they are published. It’s a diverse a mix of content from Ethan and Greg, plus selected videos from our […]

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Cloud Engineering For The Network Pro: Part 3 – VPCs And Virtual Networks (Video)

The next installment of Michael Levan’s series on networking in public clouds walks through how to set up a VPC (Virtual Private Cloud) in AWS and a VNet (Virtual Network) in Microsoft Azure. You can subscribe to the Packet Pushers’ YouTube channel for more videos as they are published. It’s a diverse a mix of […]

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Cloud Engineering For The Network Pro: Part 2 – Virtual Network Architecture (Video)

Part 2 of this cloud engineering series by Michael Levan digs into the basic network services available in Azure and AWS. You can subscribe to the Packet Pushers’ YouTube channel for more videos as they are published. It’s a diverse a mix of content from Ethan and Greg, plus selected videos from our events. It’s […]

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Cloud Engineering For The Network Pro (Video)

The Packet Pushers are launching a new video series with Michael Levan on cloud engineering for network pros. The first video in the series gets into the basics of cloud networks. Michael covers AWS and Azure in particular. You can watch the video below, or click here to see it on YouTube. You can subscribe […]

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