Tech ratings changes: Cisco, MercadoLibre, Xerox, Cavium, Xoom

|About: Cisco Systems, Inc. (CSCO)|By:, SA News Editor

Cisco (CSCO -0.9%) has been cut to Underweight by JPMorgan ahead of its Feb. 12 FQ2 report.

MercadoLibre (MELI -1.7%) has been cut to Underperform by BofA/Merrill. Shares tumbled last week, partly on account of Venezuelan/Argentine forex swings.

Xerox (XRX -1.5%) has been cut to Market Perform by BMO after missing Q4 revenue estimates on Friday.

Cavium (CAVM +1.6%) has been upgraded to Outperform by Wedbush ahead of Wednesday's Q4 report.

Xoom (XOOM +8%) has been upgraded all the way to Strong Buy from Market Perform by Raymond James. Q4 results are due on Feb. 4.

RetailMeNot (SALE +3.2%) has been upgraded to Buy by Goldman. Q4 results arrive on Feb. 6.

SMI (SMI +9.4%) has received a two-notch upgrade to Buy by UBS.

IDT (IDTI -4.1%) has been cut to Underweight by Barclays.

Nintendo (NTDOY) has been cut to Sell by Goldman. Shares fell 2.2% in Tokyo.