modify it to enhance its descriptive quality by replacing "1 or 2" with "operational or administrative."

[lmarinve]

The event_type does not indicate a mathematical operation. Instead, it means an administrative event that denotes the execution of an action by an operator that leads to a topology change event or an operational event that arises from the network itself.

[lmarinve]

The variable was converted into a string with a descriptive format.