FW: [VoIP-list] FW: [Fwd: AVT WG last call on RTP spec and pr ofil e]

Francois Audet audet at nortelnetworks.com
Tue Mar 13 19:02:36 EST 2001


Guys,
 
This payload type = 4 for G.723.1 has been in H.225.0 for many years. 
 
Don't we have many interoperable H.323 products using PT=4 for G.723?
 
Won't it be a major interoperability problem if this payload type is removed
from the A/V specification?????
 
 
 > -----Original Message----- 
> From: Simao Campos-Neto [ mailto:simao.campos at LABS.COMSAT.COM
<mailto:simao.campos at LABS.COMSAT.COM>  
> < mailto:simao.campos at LABS.COMSAT.COM
<mailto:simao.campos at LABS.COMSAT.COM> > ] 
> Sent: Friday, March 09, 2001 8:27 AM 
> To: ITU-SG16 at MAILBAG.INTEL.COM 
> Subject: [Fwd: AVT WG last call on RTP spec and profile] 
> 
> 
> Dear colleagues, 
> 
> please see in the attached that audio payload formats for G.723.1, 
> called there "G723", has been removed from the latest RTP A/V profile 
> because of the lack on information that interoperable implementations of 
> them exist. Other audio payload formats have also been removed, e.g. 
> H263 (this is not the same as H263-2000), GSM-HR, GSM-EFR, If you know 
> of such implementations, there is still some VERY short time (less than 
> 2 weeks) before the IETF issues the repeat WG last call. Please provide 
> any such information directly to Stephen Casner <casner at acm.org>. 
> 
> Best regards, 
> Simao. 
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