: The version customization code (typically global/standard baseline).
: V800 architecture . Indicates that the software is built for the VRPv8 (Versatile Routing Platform Version 8) operating system, which brings advanced multi-threading, control-plane isolation, and high scalability. ne40ev800r011c00spc607b607qcow2 link
To download official, secure, and authenticated system software files, you should always utilize validated enterprise infrastructure: which brings advanced multi-threading