http://www.rfc-editor.org/rfc/rfc1605.txt
RFC 1605: SONET to Sonnet Translation, W. Shakespeare1994-04-01T23:00:00-00:00Because Synchronous Optical Network (SONET) transmits data in frames of bytes, it is fairly easy to envision ways to compress SONET frames to yield higher bandwidth over a given fiber optic link. This memo describes a particular method, SONET Over Novel English Translation (SONNET). This memo provides information for the Internet community. This memo does not specify an Internet standard of any kind.