There's no arguing with the 1675 LambdaUnite's global success. However, the decision to lead the charge to 40G while omitting Ethernet switching support raises questions about development priorities relative to current market trends. This report contains insight and analysis of the product or service strengths and weaknesses, list of buying criteria and how the product or service fares in each category, and a comprehensive table of product or service metrics and specifications. This report is useful for purchasers who need to evaluate products, or as a source of competitive intelligence for vendors.