The search phrase "viewerframe mode intitle axis 2400 video server" is a specialized "Google dork"—a search string used by security researchers and enthusiasts to identify publicly accessible live video streams. It targets the AXIS 2400 Video Server Go to product viewer dialog for this item.
http://<Axis IP>/viewerframe.html?mode=quadintitle:"Axis 2400 video server": Instructs Google to find pages where this specific device name appears in the browser tab or search result title. viewerframe mode intitle axis 2400 video server for about
intitle:"Axis 2400"
I’ll refine the post exactly for your need. The search phrase "viewerframe mode intitle axis 2400
Without the intitle: operator, search engines return modern, irrelevant pages about Axis 4K cameras. The intitle: filter ensures you only see pages explicitly coded for the legacy 2400 series. Open IE11 → Tools → Compatibility View Settings
inurl:"ViewerFrame? Mode= intitle:Axis 2400 video server. inurl:/view.shtml. intitle:"Live View / — AXIS" | inurl:view/view.shtml^ Axis Rack Mounted Video Server Solution Installation Guide