CAPPORT Architecture
draft-ietf-capport-architecture-01
Internet Engineering Task Force K. Larose
Internet-Draft Sandvine
Intended status: Informational D. Dolson
Expires: September 18, 2018 March 17, 2018
CAPPORT Architecture
draft-ietf-capport-architecture-01
Abstract
This document aims to document consensus on the CAPPORT architecture.
DHCP or Router Advertisements, ICMP, and an HTTP API are used to
provide the solution. The role of Provisioning Domains (PvDs) is
described.
Status of This Memo
This Internet-Draft is submitted in full conformance with the
provisions of BCP 78 and BCP 79.
Internet-Drafts are working documents of the Internet Engineering
Task Force (IETF). Note that other groups may also distribute
working documents as Internet-Drafts. The list of current Internet-
Drafts is at https://datatracker.ietf.org/drafts/current/.
Internet-Drafts are draft documents valid for a maximum of six months
and may be updated, replaced, or obsoleted by other documents at any
time. It is inappropriate to use Internet-Drafts as reference
material or to cite them other than as "work in progress."
This Internet-Draft will expire on September 18, 2018.
Copyright Notice
Copyright (c) 2018 IETF Trust and the persons identified as the
document authors. All rights reserved.
This document is subject to BCP 78 and the IETF Trust's Legal
Provisions Relating to IETF Documents
(https://trustee.ietf.org/license-info) in effect on the date of
publication of this document. Please review these documents
carefully, as they describe your rights and restrictions with respect
to this document. Code Components extracted from this document must
include Simplified BSD License text as described in Section 4.e of
the Trust Legal Provisions and are provided without warranty as
described in the Simplified BSD License.
Larose & Dolson Expires September 18, 2018 [Page 1]
Internet-Draft CAPPORT Architecture March 2018
Table of Contents
1. Introduction . . . . . . . . . . . . . . . . . . . . . . . . 2
1.1. Requirements Language . . . . . . . . . . . . . . . . . . 4
1.2. Terminology . . . . . . . . . . . . . . . . . . . . . . . 4
2. Components . . . . . . . . . . . . . . . . . . . . . . . . . 5
2.1. User Equipment . . . . . . . . . . . . . . . . . . . . . 5
2.2. Provisioning Service . . . . . . . . . . . . . . . . . . 6
2.2.1. DHCP or Router Advertisements . . . . . . . . . . . . 6
2.2.2. Provisioning Domains . . . . . . . . . . . . . . . . 6
2.3. Captive Portal API Server . . . . . . . . . . . . . . . . 7
2.4. Captive Portal Enforcement . . . . . . . . . . . . . . . 7
2.5. ICMP/ICMP6 . . . . . . . . . . . . . . . . . . . . . . . 8
2.6. Component Diagram . . . . . . . . . . . . . . . . . . . . 9
3. User Equipment Identity . . . . . . . . . . . . . . . . . . . 10
3.1. Identifiers . . . . . . . . . . . . . . . . . . . . . . . 10
3.2. Recommended Properties . . . . . . . . . . . . . . . . . 10
3.2.1. Uniquely Identify User Equipment . . . . . . . . . . 11
3.2.2. Hard to Spoof . . . . . . . . . . . . . . . . . . . . 11
3.2.3. Visible to the API . . . . . . . . . . . . . . . . . 11
3.2.4. Visible to the Enforcement Device . . . . . . . . . . 11
3.3. Evaluating an Identifier . . . . . . . . . . . . . . . . 12
3.4. Examples of an Identifier . . . . . . . . . . . . . . . . 12
3.4.1. Physical Interface . . . . . . . . . . . . . . . . . 12
3.4.2. IP Address . . . . . . . . . . . . . . . . . . . . . 13
4. Solution Workflow . . . . . . . . . . . . . . . . . . . . . . 13
4.1. Initial Connection . . . . . . . . . . . . . . . . . . . 14
4.2. Conditions Expire . . . . . . . . . . . . . . . . . . . . 14
5. Acknowledgements . . . . . . . . . . . . . . . . . . . . . . 15
6. IANA Considerations . . . . . . . . . . . . . . . . . . . . . 15
7. Security Considerations . . . . . . . . . . . . . . . . . . . 15
7.1. Trusting the Network . . . . . . . . . . . . . . . . . . 15
7.2. Authenticated APIs . . . . . . . . . . . . . . . . . . . 16
7.3. Secure APIs . . . . . . . . . . . . . . . . . . . . . . . 16
7.4. Risk of Nuisance Captive Portal . . . . . . . . . . . . . 16
7.5. User Options . . . . . . . . . . . . . . . . . . . . . . 17
8. References . . . . . . . . . . . . . . . . . . . . . . . . . 17
8.1. Normative References . . . . . . . . . . . . . . . . . . 17
8.2. Informative References . . . . . . . . . . . . . . . . . 17
Authors' Addresses . . . . . . . . . . . . . . . . . . . . . . . 18
Show full document text