distance

June 9, 2014

NETWORKING

How Does a Cisco Aironet AP2700 Perform Under Stress?

There’s been some speculation about the performance of the AP2700–just how good could our latest AP fly under stress? We were talking with Blake Krone and Sam Clements from the No Strings Attached Show, where they produce independent discussion and commentary on a variety of wireless equ…

September 12, 2013

DATA CENTER

Storage Distance by Protocol, Part IV: Fibre Channel over Ethernet (FCoE)

In the past articles we’ve talked about doing distance extension for SANs, focusing first on building the physical elements that are required, before moving on to how Fibre Channel can be extended using buffer credits. In this article we’re going to talk about how it is best to think of…

September 10, 2013

DATA CENTER

Storage Distance by Protocol, Part III – Fibre Channel

In the previous article we looked at some of the physical characteristics of building a SAN extension. In other words, we looked at the different ways there are to “build the pipe.” We didn’t, however, get the chance to talk about the speed or capacity of the pipes, nor did we talk…

September 9, 2013

DATA CENTER

Storage Distance by Protocol, Part II – Physical Layer

In the last article, we looked at the big picture of what is involved in creating a SAN distance extension. In this article, we’re going to take a slightly closer look at the physical requirements and with luck we’ll be able to clear up some general confusion and misconceptions along the…

September 9, 2013

DATA CENTER

Storage Distance by Protocol – FC, FCoE, and FCIP, Part I

A long time ago I got asked to write about how to use Fibre Channel over Ethernet (FCoE) for distance. After all, we were getting the same question over and over: What is the distance limitation for FCoE? Now, the short answer for this can be checking out various data sheets for the Nexus 2000, Nexu…