https://app.knowbase.one/vault/rfc/docid/3870
RFC3507: Internet Content Adaptation Protocol (ICAP)
Network Working Group J. Elson Request for Comments: 3507 A. Cerpa Category: Informational UCLA April 2003 ...
https://app.knowbase.one/vault/rfc/docid/6639
RFC6108: Comcast's Web Notification System Design
Independent Submission C. Chung Request for Comments: 6108 A. Kasyanov Category: Informational J. Livingood ISSN: 2070-1721 N. Mody ...