A month has gone by since the last earnings report for Arista Networks (ANET) . Shares have lost about 9% in that time frame, underperforming the S&P 500.Will the recent negative trend continue leading up to its next earnings release, or is Arista Networks due for a breakout? Well, first let's take a quick look at the latest earnings report in order to get a better handle on the recent drivers for Arista Networks, Inc. before we dive into how investors and analysts have reacted as of late.Arista Q3 Earnings ...