RE: [AVT] I-D ACTION:draft-ietf-avt-tcrtp-08.txt

"Yaakov Stein" <yaakov_s@rad.com> Thu, 23 September 2004 12:50 UTC

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Subject: RE: [AVT] I-D ACTION:draft-ietf-avt-tcrtp-08.txt
Date: Thu, 23 Sep 2004 14:36:23 +0300
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From: Yaakov Stein <yaakov_s@rad.com>
To: Dan Wing <dwing@cisco.com>, avt@ietf.org
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Cc: Bruce Thompson <brucet@cisco.com>, Tmima Koren <tmima@cisco.com>
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> You're comparing VoMPLS to VoIP, and I was comparing VoATM to VoIP.
> The weakness of VoATM is the minimum 53-byte packet size.  
> VoMPLS doesn't have that weakness, but VoMPLS still has 
> smaller headers than VoIP.

While Y.1414 is restricted to MPLS,
please take a look at draft-ietf-pwe3-tdmoip,
there the multiplexing is specified as either over MPLS, UDP/IP or
L2TPv3/IP.

Both of these are PW encapsulations, 
and so are essentially PSN agnostic.

> ROHC, by itself, doesn't work if packets are reordered unless 
> draft-pelletier-rohc-over-reordering-00 is used, and ECRTP, 
> by itself, doesn't work over multiple hops -- ECRTP needs to 
> be encapsulated (tunneled) inside of something else.  And 
> TCRTP defines one mechanism for such tunneling.

I agree that it defines ONE such mechanism.

Y(J)S


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