http://www.rfc-editor.org/rfc/rfc5383.txt
RFC 5383: Deployment Considerations for Lemonade-Compliant Mobile Email, R. Gellens2008-10-01T23:00:00-00:00This document discusses deployment issues and describes requirements for successful deployment of mobile email that are implicit in the IETF lemonade documents. This document specifies an Internet Best Current Practices for the Internet Community, and requests discussion and suggestions for improvements.