Arista Networks Inc. (ANET)

Cisco's stock has the momentum of a genuine business transformation, but after a powerful run, investors must ask if the price of admission is simply too high.

Cisco is forecasting a large year of growth, but analysts on its latest call pressed on the sustainability of the boom and its cost. Here's what management's answers revealed.

The record quarter was carried by the product line and by price increases taken to cover memory costs, and a heavier hardware mix, together with those memory costs, is what pulled product margin down.

Nokia benefits from AI-driven demand as Network Infrastructure sales grow, but Fixed networks weakness and shifting estimates raise questions about the gain.

ALAB and ANET are positioned to benefit from AI-cloud networking growth, with strong outlooks, estimate revisions and upside potential.