Alcatel-Lucent's GGSN and SGSN have had a difficult time matching the performance of competitors. Future EPC offers hold out hope for better LTE support - but also suggest that the vendor is ceding the current market to competitors. 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.