FlexVPN QoS
This post will cover several most common QoS configuration techniques for Multipoint VPNs. Focus will be on FlexVPN DMVPN, however most of the conclusions will be applicable to the traditional DMVPN as well. Assumptions Most of the FlexVPN and DMVPN deployments use Internet as a WAN transport. This creates a very unique set of requirements […]
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Network Break 57: Vendor Upheaval, Zombie Cookies Bite
Network Break 57 delves into Dell and EMC and looks at upheavals affecting Juniper, Cisco, and AT&T. We also run from a new Verizon zombie tracking cookie, and opine on the rest of the week's tech news.
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Show 258: Application Centricity With Kemp Technologies (Sponsored)
Kemp Technologies joins the Packet Pushers for this sponsored episode to talk about how application and network owners can leverage SDN, NFV, and hybridity to deliver applications more effectively.
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Risky Business #386 — Katie Moussouris on the (groan) disclosure debate
On this week's show we're checking in with Katie Moussouris of HackerOne. She's an ex Microsoftie who's spent something like a decade working on vulnerability disclosure policies. She even helped get a vuln disclosure ISO standard ratified!
And she'll be joining us this week to discuss disclosure politics, I guess you'd call it... for those of us who've been around infosec for a while, most of us would rather stick our face in a blender than talk about it, but Katie will be along to point out why people should fight their "disclosure debate fatigue" and get involved.
Xirrus Offers New Security Option For Public Wi-Fi
Xirrus is launching a new security feature to encrypt wireless connections between a device and an AP on a public Wi-Fi network. While it's easy to use, it does have limitations.
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PQ 58: Alibi Routing With UMD’s Dave Levin
In this podcast, Packet Pushers co-host Ethan Banks gets a bit into the weeds with University of Maryland's Dave Levin in this detailed discussion of Alibi Routing, a privacy-driven research project to prove that traffic flowing between a particular source and destination did not traverse a specific geographic region.
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ONUG And Tech Field Day: A Preview
The impact of open networking on the enterprise will be a hot topic at ONUG and the ONUG Tech Field Day Extra. I'll be reporting from both events.
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Datanauts 011: Understanding Leaf-Spine Networks
The Datanauts explore the leaf-spine network architecture and examine how it works, how it differs from the traditional 3-tier design, and why it's a good fit for modern data centers.
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Network Break 56: Startups Get Rich, Amazon Picks A Fight
Take a Network Break! We check on the latest startup funding, examine Mellanox's EZchip buy, drop our jaws over news from AdBlock Plus and Amazon, and more.
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Back to Basics: How to Rack a Switch
This article is the first in a new mini-series where I will be doing semi-deep dives on some of the simpler, but often overlooked, aspects of network and datacenter engineering. Approx Reading Time: 3-4 Minutes It is quite commonplace these days to see equipment mounted incorrectly in a rack. Even though we are not mechanical […]
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Polite Malware, Vegetarian Propaganda: This Week On The Internet
This Week On The Internet looks at some unusual IoT malware, why breaks are important, how to become a pro gamer, and vegetarian propaganda.
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Show 257: VeloCloud SD-WAN: Sponsored
Join us for a discussion of VeloCloud's SD-WAN solution. Find out how it assures application performance over any Internet link, provides access to cloud resources, and simplifies branch deployments.
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Risky Business #385 — Richard Bejtlich talks USA/China espionage agreement
******LANGUAGE WARNING: The f-bomb features, unbleeped, once in this week's show. Just a note for those of you with the kids in the car.
On this week's show we're chatting with FireEye's chief security strategist Richard Bejtlich about this new agreement between China and the USA. The two countries have apparently agreed that they won't hack each other with the aim of stealing IP anymore. Questions to Richard include: Are they kidding? And: How did they announce this with a straight face?
PQ Show 57 – Improve Your Home Internet Performance Using CoDel
Rich Brown chats with Ethan Banks about CoDel, an algorithm specifically designed to minimize the impact of bufferbloat. Rich and Ethan explain how CoDel works, and discuss the head-drop principle, sojourn times, TCP ECN, and more. This is a nerdy look at how your modem handles buffering, and how you can improve your home networking experience.
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Startup Radar: Datiphy Watches For Database Dangers
Datiphy monitors database transactions to look for potentially malicious behavior. It builds a baseline of normal activity, and alerts if it detects deviations.
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Datanauts 010 – Automation For Fun And Profit
The Datanauts look at how automation improves efficiency and breaks down silos. They discuss tools including Puppet, Chef, and PowerShell, and suggest how to get started with automation in your organization.
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Bridging Between Cisco VIRL and GNS3 for L2 and Serial Support
One of the known issue for anyone preparing for a Cisco exam is that the solutions available today don’t support all the needed features. Cisco VIRL supports L2 switching out of the box, whereas GNS3 does not. GNS3 supports the configuration of serial interfaces on routers whereas Cisco VIRL does not. For someone starting out in this […]
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Network Break 55: Microsoft’s Switch, Security Gets Hotter
Network Break 55 examines new switch releases from Microsoft, Arista & Dell, a white-hot security market, Cisco security bugs, and why we don't need to get worked up about cloud outages any more.
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Skynet Barbie, Tablet Babysitters: This Week On The Internet
This Week On The Internet looks at an AI Barbie, the effect of mobile devices on young kids, how to fight surveillance, and funny cooking advice.
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Show 256 – Design & Build 6 – VXLAN Use Cases
VXLAN is an encapsulation protocol you can use for network virtualization. We'll discuss VXLAN use cases, pros and cons, and design considerations.
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