Listed below are many events which occur on network devices at well-known intervals. The list is provided to serve as an aid while troubleshooting recurring network disruptions. Please consider helping to expand this list by adding other recurrent issues you encounter not already listed. This list was generated by Jeremy Stretch from PacketLife, but lost […]
FCC approves net neutrality rules, reclassifies broadband as a utility
Today is a good day. By a 3-2 vote, the FCC has voted to adopt net neutrality rules to protect the open Internet. This plan will reclassify internet access as a Title II public utility, which in turn gives the agency more regulatory power. While many will say that any power grab by the government is […]
Cisco Live 2015 – Mike Rowe Announced as Keynote Speaker
Cisco just announced to the Cisco Champion community that the guest speaker for the keynote is going to be none other than …… Mike Rowe!! In case you don’t know, Mike Rowe is an American TV host, narrator, actor, and former opera singer. He is best-known for his extensive work on the Discovery Channel. He […]
BGP Communities
BGP Communities has to be one of my favorite features added to the BGP protocol. As you should know by now, BGP passes several attributes between peers that help influence the BGP best path selection algorithm. One of these is the BGP Community attribute. Think of this as another tag placed on the route advertisement […]
Cisco Live 2015 – Customer Appreciation Event Featuring Aerosmith!!
Yes, you heard me right. Aerosmith! One of the most looked forward to social events for Cisco Live has always been the Customer Appreciation Events (CAE). Cisco rarely let’s us down when throwing this shindig, and has amazed us in the past with renting out resorts, baseball stadiums, and even Universal Studios. This year, the […]
Binary Metal Guitar
Thank you Ed for sharing the video the led me to find this… Tony MattkeNetwork engineer turned management currently servicing the enterprise data center market. I started working on networks in the ’90s and still feel like that was just a few years ago. Jack of all trades, master of none; I love to learn […]
Cisco VIRL released into the wild
After much waiting from all of us, Cisco has released, on “cyber Monday” no less, VIRL. As you may remember, VIRL was the talk of CLUS 2013, and many of us have been eagerly waiting for this tool ever since. For those of you out of the loop, VIRL enabled users to rapidly design, configure […]
The Unofficial JNCIE-ENT Prep Guide
Some of you may have heard that Jeff Fry has published his Unofficial JNCIE-ENT Prep Guide, but how many of you have purchased it yet? I’ve had the opportunity to look it over as he was completing it, and I must say it is an impressive collection of work. He has stuffed over 500 pages […]
AS-Path Filtering
Before we get into the how, let’s talk about the why. According to the CIDR Report, the global IPv4 routing table sits at about 525,000 routes, it has doubled in size since mid 2008 and continues to press upwards at an accelerated rate. This momentum, which in my estimate started around 2006, will most likely […]
Network Design — Keeping it simple
Since the dawn of time people have skirted best practice and banged together networks, putting the proverbial square peg in the esoteric round hole. For example, new vendor XYZ’s solution has brought in new requirements for deployment. While it may seem easier for to throw together a new firewall, a switch, and maybe some additional […]
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