Re: [MMUSIC] Comments on draft-ejzak-mmusic-data-channel-sdpneg-01

"Makaraju, Maridi Raju (Raju)" <Raju.Makaraju@alcatel-lucent.com> Wed, 22 October 2014 23:33 UTC

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From: "Makaraju, Maridi Raju (Raju)" <Raju.Makaraju@alcatel-lucent.com>
To: Paul Kyzivat <pkyzivat@alum.mit.edu>, "DRAGE, Keith (Keith)" <keith.drage@alcatel-lucent.com>
Thread-Topic: [MMUSIC] Comments on draft-ejzak-mmusic-data-channel-sdpneg-01
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Date: Wed, 22 Oct 2014 23:33:39 +0000
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Subject: Re: [MMUSIC] Comments on draft-ejzak-mmusic-data-channel-sdpneg-01
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Hi Paul,

>> Is there a reason to exclude those? Perhaps simply note that webrtc
> >> doesn't support those two combinations.
> >
> > <Raju2>
> > As mentioned, by definition max-retr and max-time are mutually exclusive.
> > Section "5.1.2 Methods" of http://w3c.github.io/webrtc-pc/ says:
> >> 5. If both the maxPacketLifeTime and maxRetransmits attributes are set
> (not null),
> >> then throw a SyntaxError exception and abort these steps.
> >
> > So, I think rejecting such an SDP offer is acceptable here.
> 
> OK. You have convinced me. So there should be some text stating that
> max-retr and max-time are mutually exclusive. (It isn't feasible to
> impose such a constraint in the ABNF. I could do it, but it would be ugly.)

<Raju3>
Agreed. I think text alone, instead of (or in-addition to) complex/ugly ABNF, is good as it probably makes it more direct. So, we will add text.
</Raju3>

Thanks
Raju