1. A method of facilitating brokered web services at an e-commerce routing hub, including: receiving at an e-commerce routing hub a first request from a first computer to start a supplier service session with a service running on a second computer identified by a unique name that is not a routing address; looking up the unique name in a directory, matching the unique name to a routing address and to send an additional request to start the supplier service session to the second computer, whereby the first and second computers are able to engage in the supplier service session by communicating directly between themselves, without routing a message exchange through the e-commerce routing hub; to bring the message exchange to an end, receiving at the e-commerce routing hub first and second service session end messages from the first and second computers, matching the first and second service session end messages and recording results of the session.