Sprint's Virtual LAN and Packet Private Line services are based on the same global 'SprintLink' network that powers its IP VPN and IP-based frame relay and ATM services. But Sprint has no immediate plans to add VPLS to its data service portfolio. 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.