Re: [dhcwg] Review request - draft-josyula-dhc-multicast - DHCP Option for IPTV source addresses

Tom Taylor <tom.taylor.stds@gmail.com> Tue, 08 October 2013 10:17 UTC

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Date: Tue, 08 Oct 2013 06:16:56 -0400
From: Tom Taylor <tom.taylor.stds@gmail.com>
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To: Ramakanth Josyula <josyular@Brocade.com>
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Cc: "dhcwg@ietf.org" <dhcwg@ietf.org>
Subject: Re: [dhcwg] Review request - draft-josyula-dhc-multicast - DHCP Option for IPTV source addresses
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Before I actually look at the document, could I suggest that you draw it 
to the attention of the MBONED Working Group? They have a related 
problem statement document 
draft-ietf-mboned-multrans-addr-acquisition-02 that might benefit from 
adding your ideas.

Tom Taylor

On 04/10/2013 2:16 PM, Ramakanth Josyula wrote:
> Hi,
>
> I have submitted the below internet draft proposing a new DHCP option
> for IPTV source addresses.
>
> http://www.ietf.org/internet-drafts/draft-josyula-dhc-multicast-02.txt
>
> I would request you to review this document and provide the comments on
> standardizing the same.
>
> Please guide me through the process if I miss anything with respect to
> the process of the review.
>
> Thanks and regards,
>
> Ramakanth.
>
> *Below is the brief introduction about the background and the benefits
> of the proposed option :*
>
> *_Back ground : _*
>
> IPTV Solution is widely integrated as part of the broadband networks in
> triple/multi play solutions. In many cases this service is run by
> delivering multicast streams to the IP hosts/Set top boxes connected to
> the home gateways.  IGMP protocol in IPv4 networks and   MLD protocol in
> IPv6 networks are commonly used for requesting these  multicast streams
> from the nearest router connected via an access network. By using the
> IGMP version-3 in IPv4 networks and MLD version-2 in IPv6 networks, the
> hosts can request multicast streams from the specific set of multicast
> sources.
>
> The proposed option is intended to supply all the available IPv4 or IPv6
> source addresses from which the multicast hosts can request and receive
> the multicast streams.
>
> *_Benefits of implementing this option :_*
>
>     - It provides an effective method for maintaining and updating the
> multicast source address information to every multicast host in the
> network as per their individual SLAs.
>
>     - Intermediate access nodes can snoop this option from the DHCP
> messages to extend the its multicast services like : Authentication of
> multicast users, integrating non-source aware multicast clients etc.
>
>     - Convergence of IPTV services from different users can be achieved
> at the user level irrespective of the multicast transmitting
> technologies used in the network. For example, any service provider who
> manages the aggregation
>
>       and access networks can receive the multicast streams from
> different sources/networks (may not be under their own administration)
> and feed them to their access networks.
>
>     - The subscribers can easily validate the quality of the service
> offered by different IPTV sources dynamically and switch to the
> interested source as per their own set of requirements.
>
>
>
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