Re: [ANCP] I-D Action: draft-ietf-ancp-mc-extensions-14.txt

Tom Taylor <tom.taylor.stds@gmail.com> Wed, 08 January 2014 15:39 UTC

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Date: Wed, 08 Jan 2014 10:39:36 -0500
From: Tom Taylor <tom.taylor.stds@gmail.com>
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Subject: Re: [ANCP] I-D Action: draft-ietf-ancp-mc-extensions-14.txt
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This update is intended to close out the last point raised by Ted in his 
review: the privacy issues associated with the use of Request-Source-MAC 
or Request-Source-IP in the Multicast Admission Control message.

The following changes were made from version -13:

  -- remove the Subs-Session-Id TLV added in version -13 and restore the 
Request-Source-MAC and Request-Source-IP TLVs

  -- add a new TLV, Request-Source-Device-Id, which can contain a local 
device identifier derived from a mapping of the requesting device MAC or 
IP address, where the mapping is known to the AN and AAA but not the NAS

  -- add text in Sections 4.4.1 and 7 (Security Considerations) 
motivating the use of the Request-Source-Device-Id TLV.

Sections affected were 4.4, 4.4.1, 5.9 through 5.11 (new numbers), Table 
4 in 6.1.4, the last sentence of the first paragraph of 6.2.4.2, 7 
(Security Considerations), the TLV table in 8 (IANA Considerations), 
10.1 and 10.2 (References), and messages M1 and M3 in the examples.

Tom Taylor

On 08/01/2014 10:08 AM, internet-drafts@ietf.org wrote:
>
> A New Internet-Draft is available from the on-line Internet-Drafts directories.
>   This draft is a work item of the Access Node Control Protocol Working Group of the IETF.
>
>          Title           : Multicast Control Extensions for ANCP
>          Authors         : Francois Le Faucheur
>                            Roberta Maglione
>                            Tom Taylor
> 	Filename        : draft-ietf-ancp-mc-extensions-14.txt
> 	Pages           : 92
> 	Date            : 2014-01-08
>
> Abstract:
>     This document specifies the extensions to the Access Node Control
>     Protocol required for support of the multicast use cases defined in
>     the Access Node Control Protocol framework document and one
>     additional use case described in this document.  These use cases are
>     organized into the following ANCP capabilities:
>
>     o  NAS-initiated multicast replication;
>
>     o  conditional access with white and black lists;
>
>     o  conditional access with grey lists;
>
>     o  bandwidth delegation;
>
>     o  committed bandwidth reporting.
>
>     These capabilities may be combined according to the rules given in
>     this specification.
>
>     This document updates RFC 6320 by assigning capability type 3 to a
>     capability specified in this document and by changing the starting
>     point for IANA allocation of result codes determined by IETF
>     Consensus from 0x100 to 0x64.
>
>
> The IETF datatracker status page for this draft is:
> https://datatracker.ietf.org/doc/draft-ietf-ancp-mc-extensions/