BT LAN/SAN extension is competitive, featuring strong on-net and E-LAN capabilities in five European countries and extendable to an additional 20 countries via partners. The challenge ahead is to productise an Ethernet WAN offering. 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.