It's a virtual loadable module, which reloads several other vlm modules and is the interface between the dos shell and the network shell.
It's used for several network services like printing to the network.It's a substitution for the older netx.
Dell XPS 13 9370 (2018) review
No need to scan sketches into your computer with Moleskine's new smart pen
WWDC history: Apple's product launches since 2005
Comment importer des contacts d’un iPhone à un autre iPhone ?