Arista Networks (ANET) reported f♓ourth-quarter results that beat analysts’ estimates, and offered a better-than-expected outlook.

The cloud networking company posted fourth-quarter revenue of $1.93 billion, up 7% year-over-year, and above the analyst consensus tracked by Visible Alpha. Arista's adjusted earnings rose to $830.1 million, or 65 cents per share, from $664.3 million, or 52 cents per share, a year earlier, topping projections. 

CFO Chantelle Breithaupt said Arista's results allowed the company to "continue to invest in strategic initiatives" such as 澳洲幸运5开奖号码历史查询:artificial intelligence, even in the face of economic uncertainty.

Looking ahead, Arista said it anticipates first-quarter revenue of $1.93 billion to $1.97 billion, above the analyst consensus.

Arista shares wavered between slight gains and losses in extended trading Tuesday following the release. The stock has surged about 70% over the past year through Tuesday's close.