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Source applications, which are the Squid Web Proxy, GreasySpoon ICAP The web notification system design is based on the use of the Types of networks should those ISPs be interested in alternatives to While the system described herein is specific to theĭata-Over-Cable Service Interface Specifications (DOCSIS, ) networks used by most cable-based broadband ISPs, conceptsĭescribed in this document can generally be applied to many different Standards, non-proprietary software, and which did not require the Thus, Comcast desired to use a system based on open Widespread deployment and use of DPI, and are searching forĪlternatives. System would certainly work, this and other ISPs are trying to avoid Utilized Deep Packet Inspection (DPI) technology. In the course of evaluating potential solutions, the authorsĭiscovered that the large majority of commercially available systems ISP, to provide near-immediate notifications to web browsers. This documentĭescribes a system that has been deployed by Comcast, a broadband Is an ideal vehicle for providing these notifications.
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Predominant client software in use by Internet users, the web browser Given the prevalence of the web browser as the To convey critical service notices such as warnings concerning likely Internet Service Providers (ISPs) have a need for a system that isĬapable of communicating with customers in a nearly immediate manner, Internet-Draft Comcasts Web Notification System Design August 2010 1. Suggesting a Walled Garden As An Alternative. Debating The Necessity of Such a Critical Notification Example HTTP Headers and JavaScript for a Web Notification. Diagram of the End-to-End Web Notification Flow. Step-by-Step Description of the End-to-End Web End-to-End Web Notification Flow, As Implemented. Communication Between Web Proxy and ICAP Server, As High Level Communication Flow, As Implemented. Functional Components Described, As Implemented. It for publication as an RFC or to translate it into languages otherġ. Not be created outside the IETF Standards Process, except to format Outside the IETF Standards Process, and derivative works of it may The copyright in such materials, this document may not be modified
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Without obtaining an adequate license from the person(s) controlling Modifications of such material outside the IETF Standards Process. Material may not have granted the IETF Trust the right to allow The person(s) controlling the copyright in some of this This document may contain material from IETF Documents or IETFĬontributions published or made publicly available before Novemberġ0, 2008. The Trust Legal Provisions and are provided without warranty as Include Simplified BSD License text as described in Section 4.e of
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Code Components extracted from this document must Please review these documentsĬarefully, as they describe your rights and restrictions with respect This document is subject to BCP 78 and the IETF Trust's Legal Internet-Draft Comcasts Web Notification System Design August 2010 This Internet-Draft will expire on February 16, 2011.Ĭopyright (c) 2010 IETF Trust and the persons identified as the Material or to cite them other than as "work in progress." It is inappropriate to use Internet-Drafts as reference
Internet-Drafts are draft documents valid for a maximum of six monthsĪnd may be updated, replaced, or obsoleted by other documents at any Note that other groups may also distribute Internet-Drafts are working documents of the Internet Engineering
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This Internet-Draft is submitted in full conformance with the That does not rely upon DPI, and is instead based in open IETF
In contrast to DPI, this document describes a system Notifications but those systems utilize Deep Packet Inspection (DPI) There are other proprietary systems that can perform such Notifications to customers, such as to warn them that their trafficĮxhibits patterns that are indicative of malware or virus infection. Notification system is being used to provide near-immediate The objective of this document is to describe a method of providingĬritical end user notifications to web browsers, which has beenĭeployed by Comcast, an Internet Service Provider (ISP). LivingoodĬomcast's Web Notification System Design draft-livingood-web-notification-09
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