Although Madge Networks has faded from memory, and exists really only as a Wikipedia enty, there are still items on ebay ! Like the HSTR blade from the Ringswitch. If there are still live installations, send in your pics to ronald.bartels at platform934.biz!
This is the blog of Ronald Bartels that wanders on and off the subject of problem management (that is how it started). Mostly now the topics are about IoT and SD-WAN.