Tag: fiber

  • Strain relief

    I’ve got a problem with sagging cables, and I’ve got a simple solution. Examine the side-by-side images below which show the same fiber connection between a switch and a firewall. The image on the left shows a sagging cable which crosses in front of the switch in the rack unit just below it. As you may know, this cabling install…

  • The many 'modes' of multimode

    Fiber types are differentiated as multimode or single mode. Single mode was always easy for me to understand but I could never quite understand what ‘multimode’ actually meant. I’m written some notes for myself on this topic that I thought I’d share. I’m sure some physicists will have an allergic reaction to my take, but I’m happy…

  • Video – Fiber cleaning and testing

    It’s time for another video.  This time I’m covering some useful tools for handling fiber cleaning and testing in the datacenter.  

  • Video – 10G Fiber Transceivers – Network Sherpa

    I’ve just recorded a quick video about 10Gbps fiber transceivers, There’s a first for everything I guess.  It’s a cheat sheet which describes the different transceivers, where they’re commonly found and the connectors you use. I’d love to hear your take on the video.  Too long… too short, music too cheesy (yeah I know!), etc.…