The string is a Google Dork used to find web-accessible video streams and management interfaces for Axis Communications video servers and network cameras. Purpose and Function
inurl:indexframe.shtml "axis video server" or inurl:server.shtml axis video server
: Google and other search engines offer advanced operators that can refine your search. In this case, inurl:indexframe shtml axis video serveradds 1 can help find pages with the term in the URL.
Properly written as a Google dork:
The existence of this query highlights a significant issue in the "Internet of Things" (IoT) era: default configurations
: Often targets specific configuration or "add-on" parameters within the web interface.