Are certifications tests still worth your resources in the day of Hybrid IT?

Let me start by laying out this disclaimer:  This is in no way intended to devalue or criticize any vendor or vendor neutral certified folks or programs. Since the mid-1990s I’ve done many certification programs. In fact, I’ve actually lost track and  I can’t even remember them all, so this is not a commentary by someone […]

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Nick Buraglio

Nick has been involved in the networking industry for the last 16 years. In the past, Nick has been employed by the University of Illinois as a Lead Network Engineer working on research and HPC networks, campus networks and wide area connectivity. In this role, Nick also functioned as the Lead Network Engineer for the National Association of Telecommunications Officers and Advisors (NATOA) broadband project of the year, UC2B, and helped to deploy production IPv6 and testbed OpenFlow networks at large scale. Additionally, Nick has held Network Engineering [and by necessity network security] positions at early regional broadband internet providers as well as at the National Center for Supercomputing Applications. Nick has participated in the SCinet working group on several occasions and has been involved in Research, Education and high performance networking and security for the last 11 Continue reading

Secret CEF Attributes, Part 4

In Parts 1, Part 2 and Part 3 we saw we can use the CEF table to express all sorts of different QoS policies. In Part 4 we describe how to attach a policy to the packet that will follow it around the network. Like many policies (security, shaping, etc.) it’s best to classify the […]

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Dan Massameno

Dan Massameno is the president and Chief Engineer at Leaf Point, a network engineering firm in Connecticut.

The post Secret CEF Attributes, Part 4 appeared first on Packet Pushers Podcast and was written by Dan Massameno.

Healthy Paranoia Show 22: The Three Ring Circus of Net Neutrality

Ladies and gentleman, unicorns of all ages, get ready for the greatest podcast on earth, Healthy Paranoia. Where the email is always encrypted and the firewalls are ever stateful. On this episode, we’ll be discussing Net Neutrality. Joining us is Sherry Lichtenberg, Principal for Telecommunications at the National Regulatory Research Institute; Andrew Gallo, network architect […]

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Mrs. Y

Snarkitecht at Island of Misfit Toys

Mrs. Y is a recovering Unix engineer working in network security. Also the host of Healthy Paranoia and official nerd hunter. She likes long walks in hubsites, traveling to security conferences and spending time in the Bat Cave. Sincerely believes that every problem can be solved with a "for" loop. When not blogging or podcasting, can be found using up her 15 minutes in the Twittersphere or Google+ as @MrsYisWhy.

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The post Healthy Paranoia Show 22: The Three Ring Circus of Net Neutrality appeared first on Packet Pushers Podcast and was written by Mrs. Y.

Coffee Break – Show 3

Mike Fratto joins us this week to talk about the news of the week on IPv4, Broadband Performance, Net Neutrality, IBM, SDN and more.

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Greg Ferro

Greg Ferro is a Network Engineer/Architect, mostly focussed on Data Centre, Security Infrastructure, and recently Virtualization. He has over 20 years in IT, in wide range of employers working as a freelance consultant including Finance, Service Providers and Online Companies. He is CCIE#6920 and has a few ideas about the world, but not enough to really count.

He is a host on the Packet Pushers Podcast, blogger at EtherealMind.com and on Twitter @etherealmind and Google Plus.

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The post Coffee Break – Show 3 appeared first on Packet Pushers Podcast and was written by Greg Ferro.

Coffee Break – Show 3

Mike Fratto joins us this week to talk about the news of the week on IPv4, Broadband Performance, Net Neutrality, IBM, SDN and more.

The post Coffee Break – Show 3 appeared first on Packet Pushers.

Coffee Break – Show 3

Configuration Backups for F5

As an administrator of network devices, keeping full backups is important for being able to recover from hardware failure. With F5 devices, backups come in the form of UCS files which is an archive that contains all configurations and SSL certificates. With a UCS file, you can take a replacement device, upload a UCS file […]

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Eric Flores

Eric is a senior network engineer for a major real estate company. He has seven years in the field and has a passion for anything related to technology. Find him on Twitter @nerdoftech.

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The post Configuration Backups for F5 appeared first on Packet Pushers Podcast and was written by Eric Flores.

Out with the old, in with the new

A few weeks ago I was asked to help a client turn up and move everything over to a new network. I have done this many times and this is not an uncommon type of project. In doing network assessments for clients I have found some old equipment still in service, still part of the […]

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Charles Galler

Charles is a network and UC engineer for a mainly Cisco reseller. He has worked in the networking industry for about 13 years. He started as a network administrator for a small CLEC (carrier) where he did it all in IT and worked on the carrier network. After the CLEC, Charles went to work for a large healthcare organization in the Houston area and stayed with them for about three and a half years. Now he works for a reseller in the professional services part of the organization. He is currently studying for his CCIE in Routing and Switching and plans on passing it before the end of 2014. You can find him on the Twitter @twidfeki.

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The post Out with the old, in with the new appeared first on Packet Pushers Podcast and was written by Charles Galler.

Show 180 – The Art of Network Architecture: Business-Driven Design

In this show, host Ethan Banks is joined by Russ White & Denise Donohue, co-authors of the soon-to-be-released CiscoPress title, The Art of Network Architecture: Business Driven Design. Orhan Ergun reviewed the book and also shares his perspectives. This isn’t just a book review, though. Really, the show uses the book as a springboard to […]

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Ethan Banks

Co-host at Packet Pushers

Ethan Banks, CCIE #20655, has been managing networks for higher ed, government, financials and high tech since 1995. Ethan co-hosts the Packet Pushers Podcast, which has seen over 2M downloads and reaches over 10K listeners. With whatever time is left, Ethan writes for fun & profit, studies for certifications, and enjoys science fiction. @ecbanks

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The post Show 180 – The Art of Network Architecture: Business-Driven Design appeared first on Packet Pushers Podcast and was written by Ethan Banks.

Kicking tires on Cumulus Linux

So, I ended my last blog post with a wish – “hopefully someday I can get a real switch running Cumulus to play with ;-)”  Well, as it turns out, that post was somewhat popular, and caught the attention of some folks at Cumulus Networks (who kindly RT’d my tweet publicizing the post – thanks!) […]

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Will Dennis

Will Dennis has been a systems and network administrator since 1989, and is currently the Network Administrator for NEC Laboratories America, located in Princeton NJ. He enjoys the constant learning it takes to keep up with the field of network and systems administration, and is currently pursuing the Cisco CCNP-R/S certification. He can be found on the Twitters as @willarddennis, and on Google Plus.

The post Kicking tires on Cumulus Linux appeared first on Packet Pushers Podcast and was written by Will Dennis.

Show 179 – Avaya Efficient Data Center Design at Fujitsu & the Sochi 2014 Winter Games

In this episode, Avaya comes on board to talk about new and efficient ways to design data centers. They bring a couple of customers along to discuss their implementations: Fujitsu Technology Solutions and the Sochi 2014 Olympic Winter Games. Speaking with host Greg Ferro are Paul Unbehagen, Chief Architect for Avaya Networking; Albert Knoll, Network […]

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Ethan Banks

Co-host at Packet Pushers

Ethan Banks, CCIE #20655, has been managing networks for higher ed, government, financials and high tech since 1995. Ethan co-hosts the Packet Pushers Podcast, which has seen over 2M downloads and reaches over 10K listeners. With whatever time is left, Ethan writes for fun & profit, studies for certifications, and enjoys science fiction. @ecbanks

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The post Show 179 – Avaya Efficient Data Center Design at Fujitsu & the Sochi 2014 Winter Games appeared first on Packet Pushers Podcast and was written by Ethan Banks.

Coffee Break – Show 2

This is “The Coffee Break”. A podcast on state of the networking business where we discuss vendors moves and news, analysis on product and positioning, and look at the business of networking. In the time it takes to have a coffee break.

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Greg Ferro

Greg Ferro is a Network Engineer/Architect, mostly focussed on Data Centre, Security Infrastructure, and recently Virtualization. He has over 20 years in IT, in wide range of employers working as a freelance consultant including Finance, Service Providers and Online Companies. He is CCIE#6920 and has a few ideas about the world, but not enough to really count.

He is a host on the Packet Pushers Podcast, blogger at EtherealMind.com and on Twitter @etherealmind and Google Plus.

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The post Coffee Break – Show 2 appeared first on Packet Pushers Podcast and was written by Greg Ferro.

Coffee Break – Show 2

This is “The Coffee Break”. A podcast on state of the networking business where we discuss vendors moves and news, analysis on product and positioning, and look at the business of networking. In the time it takes to have a coffee break.

The post Coffee Break – Show 2 appeared first on Packet Pushers.

Coffee Break – Show 2

This is “The Coffee Break”. A podcast on state of the networking business where we discuss vendors moves and news, analysis on product and positioning, and look at the business of networking. In the time it takes to have a coffee break.

One-liner iptables rule to Filter NTP Reflection on Linux Hypervisor

Anybody annoyed enough with massive NTP monlist floods over the weekend? If you did like I did, I believe what immediately came to your mind was, “this shouldn’t have happened if they just had put a ‘default ignore’ line in their ntp.conf file!” But unfortunately there are some people who’re not like you, including casual […]

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Tamihiro Yuzawa

Tamihiro Yuzawa is a network engineer at Sakura Internet, one of Japan's major data center service providers. Before he joined Sakura in 2007, he spent five years at a busy CRM service provider. Both companies have allowed him to stay mostly within the intersection of these circles, and he is pretty much determined to remain in a serious relationship with both Dev and Ops.

The post One-liner iptables rule to Filter NTP Reflection on Linux Hypervisor appeared first on Packet Pushers Podcast and was written by Tamihiro Yuzawa.

Where Are All the Operators in the IETF Standards Process?

Network operators – service providers, enterprises, engineers, architects, data-centers, campuses, etc. – are responsible for keeping the packets flowing across their network(s). The Internet Engineering Task Force (IETF) designs, develops, and documents the standard protocols network operators use in and on their networks. In a perfect world, operators would be part of the IETF process […]

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Chris Grundemann

Director, Deployment and Operationalization at Internet Society

Chris Grundemann (JNCIE #449) is a passionate Internet Technologist and a strong believer in the Internet's power to aid in the betterment of humankind. In his current role as Director of Deployment and Operationalization (DO) at the Internet Society, Chris is focused on helping to get key Internet technologies, such as IPv6 and DNSSEC, deployed around the globe. He has over a decade of experience as both a network engineer and architect designing, building, and operating large IP, Ethernet, and Wireless Ethernet networks. Chris has 11 patents pending and is the author of Day One: Exploring IPv6 and Day One: Advanced IPv6 Configuration, as well as several IETF Internet Drafts, a CircleID blog, a personal weblog, and various other industry papers and blogs. He is the Continue reading

CEF Secret Attributes, Part 3

In Part 1 we saw we can mark prefixes in CEF with certain attributes that might give us interesting things to play with. In Part 2 we found we could track traffic patterns with the traffic_index tag. We will now turn our attention to the qos-group parameters. Let’s say we would like four categories of […]

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Dan Massameno

Dan Massameno is the president and Chief Engineer at Leaf Point, a network engineering firm in Connecticut.

The post CEF Secret Attributes, Part 3 appeared first on Packet Pushers Podcast and was written by Dan Massameno.

Review: OpenStack Deployment

Deploying OpenStack Ken Pepple OpenStack is a wide ranging initiative started by Rackspace and NASA in 2010 designed to provide open source software to build and manage IaaS cloud services. What’s often missing in open source projects like OpenStack is a definitive guide to the release schedule, the different pieces, how the different pieces interact, […]

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Russ White

Principle Engineer at Ericsson

Russ White is a Network Architect who's scribbled a basket of books, penned a plethora of patents, written a raft of RFCs, taught a trencher of classes, and done a lot of other stuff you either already know about, or don't really care about. You want numbers and letters? Okay: CCIE 2635, CCDE 2007:001, CCAr, BSIT, MSIT (Network Design & Architecture, Capella University), MACM (Biblical Literature, Shepherds Theological Seminary). Russ is a Principal Engineer in the IPOS Team at Ericsson, where he works on lots of different stuff, serves on the Routing Area Directorate at the IETF, and is a cochair of the Internet Society Advisory Council. Russ will be speaking in November at the Ericsson Technology Day. he recently published The Art of Network Architecture, is currently working on a new book in the area Continue reading

The Coffee Break – Show 1

This is “The Coffee Break”. A podcast on state of the networking business where we discuss vendors moves and news, analysis on product and positioning, and look at the business of networking. It's like a soundtrack for the network industry.

In the time it takes to have coffee break. Or so.

Author information

Greg Ferro

Greg Ferro is a Network Engineer/Architect, mostly focussed on Data Centre, Security Infrastructure, and recently Virtualization. He has over 20 years in IT, in wide range of employers working as a freelance consultant including Finance, Service Providers and Online Companies. He is CCIE#6920 and has a few ideas about the world, but not enough to really count.

He is a host on the Packet Pushers Podcast, blogger at EtherealMind.com and on Twitter @etherealmind and Google Plus.

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The post The Coffee Break – Show 1 appeared first on Packet Pushers Podcast and was written by Greg Ferro.

The Coffee Break – Show 1

This is “The Coffee Break”. A podcast on state of the networking business where we discuss vendors moves and news, analysis on product and positioning, and look at the business of networking. It's like a soundtrack for the network industry.

In the time it takes to have coffee break. Or so.

The post The Coffee Break – Show 1 appeared first on Packet Pushers.