What is the best preposition at/for/on to use in sentences like these:
Configure CoS queue parameters at interface
Configure CoS queue parameters for interface
Configure CoS queue parameters on interface
These sentence fragments are help messages for CLI commands in the networking device. Articles are intentionally omitted to shorten them.
What should the prepositions be if I use Set and Enable instead of Configure?
Enable 'something' on interface
Set 'something' on interface
Meaning of these fragments is the following: There is a device and it has some ports (I call them interfaces). There are some parameters that can be configured for the particular interface. There are some parameters that can be enabled on the interface. There are some attributes that can be set on the interface.