Monthly Archives: December 2012

From My Family to Yours–We Wish You a Merry Christmas…

I wanted to take the opportunity to thank all PacketU readers for the kind words, participation and the interaction that we’ve shared in 2012. I am truly blessed to be part of this community. In the upcoming year, I hope … Continue reading

Posted in Uncategorized | 2 Comments

Understanding the PVLAN Promiscuous Trunk Feature for Routing on a Stick

Private VLANs are a layer two construct that can be used to isolate traffic in a single broadcast domain. Routing is necessary and unchanged when packets need to be delivered into a different VLAN.  When routing is performed in a … Continue reading

Posted in CCIE Security, Certification, General, Security, Technology | Tagged , | 4 Comments

Increasing Your Odds of Passing SWITCH

One of the goals I set for myself for the month of December was to pass the SWITCH Exam (642-813). This exam has a bit of a track record for having some quirks and creating angst among test takers. I … Continue reading

Posted in Career, Certification, General, Technology | Tagged , | 3 Comments

Upstream and Downstream: Describing Traffic Flow and Devices

When working and discussing topics relating to technology, the terms can often become a bit confusing. This article specifically focuses on two opposing terms that are used to describe traffic flows and the relationship of one network device to another. Specifically, the … Continue reading

Posted in Career, Certification, General, Technology | Tagged , | 3 Comments

Frame Buffer — December 2012

Coming up in December 2012 Upcoming Articles Upstream and Downstream: Describing Traffic Flow and Devices Routing on a Stick and PVLAN Trunks PVLAN Trunk Port Comparison Book Review: Juniper MX Series — A Comprehensive Guide to Trio Technologies on the … Continue reading

Posted in Certification, General, Technology | Comments Off on Frame Buffer — December 2012