npub1zl…22n8p on Nostr: BEEP is defined in RFC 3080 independently from the underlying transport mechanism. ...

BEEP is defined in RFC 3080 independently from the underlying transport mechanism. The mapping of BEEP onto a particular transport service is defined in a separate series of documents.
https://datatracker.ietf.org/doc/html/rfc3080
https://en.wikipedia.org/wiki/BEEP
https://en.wikipedia.org/wiki/Marshall_Rose