[rtcweb] Proxy browsing (Was: Open data channel issues)

Justin Uberti <juberti@google.com> Sun, 02 March 2014 21:34 UTC

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From: Justin Uberti <juberti@google.com>
Date: Sun, 02 Mar 2014 13:34:02 -0800
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To: Michael Tuexen <Michael.Tuexen@lurchi.franken.de>
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Subject: [rtcweb] Proxy browsing (Was: Open data channel issues)
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Can you explain more about the specific issue for "U-C 7: Proxy browsing"?

There are existing implementations that do this exact thing, so I don't
know if anything needs to be done on our side to support this.

On Tue, Feb 25, 2014 at 3:44 PM, Michael Tuexen <
Michael.Tuexen@lurchi.franken.de> wrote:

> Dear all,
> Magnus asked me to send a list of open issues regarding data channels
> to the list. Here is my current list:
> * Priority
>   The W3C hasn't defined it yet. Neither for the (S)RTP media nor for the
>   data channels. We agreed on using a non strict policy for the data
> channels
>   (some sort of wighted fair queueing). That is all.
> * Protocol
>   It seems not to be clear what needs to be provided when registering a
>   (sub)-protocol at IANA. And the name of the registry is unclear...
> * SCTP parameters.
>   There was discussed the issue how to set SCTP parameters, especially
> path.max.retrans
>   and association.max.retrans. Also HB.Interval might be of interest.
>   RFC 4060 recommends path.max.retrans=5, association.max.retrans=10, but
> has multihoming
>   in mind. To avoid the dormant state, path.max.retrans =
> association.max.retrans should be used.
>   I would suggest 10 for this value. Should HEARTBEATs be disabled?
> * U-C 7: Proxy browsing
> * Alternate CC for SCTP
>   Currently there is only the standard CC. However, in some places
> negotiation of CC is
>   mentioned.
> I'm currently going through the backlog of comments regarding the data
> channels
> ID and I'll try to address the issues. If I find other issues, I send an
> update
> to the above list.
> Best regards
> Michael
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