Cisco Systems (NASDAQ:CSCO – Get Free Report) was downgraded by investment analysts at Zacks Research from a “strong-buy” rating to a “hold” rating in a report released on Tuesday,Zacks.com reports. Get Cisco Systems alerts:View Our Latest Report on Cisco SystemsCisco Systems Stock Down 0.2%Shares of NASDAQ:CSCO opened at $121.50 on Tuesday. Key Cisco Systems NewsHere are the key news stories impacting Cisco Systems this week:Positive Sentiment: UBS expects Cisco to exceed fourth-quarter revenue and earnings consensus estimates. Negative Sentiment: Zacks Research downgraded Cisco Systems (CSCO) from “strong buy” to “hold.” Read MoreReceive News & Ratings for Cisco Systems Daily - Enter your email address below to receive a concise daily summary of the latest news and analysts' ratings for Cisco Systems and related companies with MarketBeat.com's FREE daily email newsletter.