draft-ietf-capport-rfc7710bis-10.txt   draft-ietf-capport-rfc7710bis-11.txt 
Network Working Group W. Kumari Network Working Group W. Kumari
Internet-Draft Google Internet-Draft Google
Obsoletes: 7710 (if approved) E. Kline Obsoletes: 7710 (if approved) E. Kline
Updates: 3679 (if approved) Loon Updates: 3679 (if approved) Loon
Intended status: Standards Track July 1, 2020 Intended status: Standards Track July 13, 2020
Expires: January 2, 2021 Expires: January 14, 2021
Captive-Portal Identification in DHCP / RA Captive-Portal Identification in DHCP / RA
draft-ietf-capport-rfc7710bis-10 draft-ietf-capport-rfc7710bis-11
Abstract Abstract
In many environments offering short-term or temporary Internet access In many environments offering short-term or temporary Internet access
(such as coffee shops), it is common to start new connections in a (such as coffee shops), it is common to start new connections in a
captive portal mode. This highly restricts what the user can do captive portal mode. This highly restricts what the user can do
until the user has satisfied the captive portal conditions. until the user has satisfied the captive portal conditions.
This document describes a DHCPv4 and DHCPv6 option and a Router This document describes a DHCPv4 and DHCPv6 option and a Router
Advertisement (RA) option to inform clients that they are behind some Advertisement (RA) option to inform clients that they are behind some
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Internet-Drafts are working documents of the Internet Engineering Internet-Drafts are working documents of the Internet Engineering
Task Force (IETF). Note that other groups may also distribute Task Force (IETF). Note that other groups may also distribute
working documents as Internet-Drafts. The list of current Internet- working documents as Internet-Drafts. The list of current Internet-
Drafts is at https://datatracker.ietf.org/drafts/current/. Drafts is at https://datatracker.ietf.org/drafts/current/.
Internet-Drafts are draft documents valid for a maximum of six months Internet-Drafts are draft documents valid for a maximum of six months
and may be updated, replaced, or obsoleted by other documents at any and may be updated, replaced, or obsoleted by other documents at any
time. It is inappropriate to use Internet-Drafts as reference time. It is inappropriate to use Internet-Drafts as reference
material or to cite them other than as "work in progress." material or to cite them other than as "work in progress."
This Internet-Draft will expire on January 2, 2021. This Internet-Draft will expire on January 14, 2021.
Copyright Notice Copyright Notice
Copyright (c) 2020 IETF Trust and the persons identified as the Copyright (c) 2020 IETF Trust and the persons identified as the
document authors. All rights reserved. document authors. All rights reserved.
This document is subject to BCP 78 and the IETF Trust's Legal This document is subject to BCP 78 and the IETF Trust's Legal
Provisions Relating to IETF Documents Provisions Relating to IETF Documents
(https://trustee.ietf.org/license-info) in effect on the date of (https://trustee.ietf.org/license-info) in effect on the date of
publication of this document. Please review these documents publication of this document. Please review these documents
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4.1. Captive Portal Unrestricted Identifier 4.1. Captive Portal Unrestricted Identifier
This document registers a new entry under the IETF URN Sub-namespace This document registers a new entry under the IETF URN Sub-namespace
for Registered Protocol Parameter Identifiers defined in [RFC3553]: for Registered Protocol Parameter Identifiers defined in [RFC3553]:
Registered Parameter Identifier: capport:unrestricted Registered Parameter Identifier: capport:unrestricted
Reference: RFC TBD (this document) Reference: RFC TBD (this document)
IANA Registry Reference: [RFC3553] IANA Registry Reference: RFC TBD (this document)
Only one value is defined (see URN above). No hierarchy is defined Only one value is defined (see URN above). No hierarchy is defined
and therefore no sub-namespace registrations are possible. and therefore no sub-namespace registrations are possible.
4.2. BOOTP Vendor Extensions and DHCP Options Code Change 4.2. BOOTP Vendor Extensions and DHCP Options Code Change
[ RFC Ed: Please remove before publication: RFC7710 uses DHCP Code [ RFC Ed: Please remove before publication: RFC7710 uses DHCP Code
160 -- unfortunately, it was discovered that this option code is 160 -- unfortunately, it was discovered that this option code is
already widely used by Polycom (see appendix). Option 114 (URL) is already widely used by Polycom (see appendix). Option 114 (URL) is
currently assigned to Apple (RFC3679, Section 3.2.3 - Contact: Dieter currently assigned to Apple (RFC3679, Section 3.2.3 - Contact: Dieter
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