H.323/VoIP QoS

Roy, Radhika R, ALCOO rrroy at ATT.COM
Wed Mar 3 12:41:50 EST 1999


please include me in any further discussions.


Tony Crossman

At 10:40 AM 3/3/99 -0600, Joon Maeng wrote:
>Greetings!  My name is Joon Maeng.  I work for VTEL Corp in USA. I've
talked to
>several companies while I was attending ITU and IETF meetings about
>an ad-hoc group to address QoS (Quality of Service) issues in TRANSPORTING
>REAL-TIME TRAFFICS in the packet switched network, especially in the IP
>I was very encouraged by responses from those companies.  Most of them agreed
>that lack of QoS support for real-time traffics  was one of major barriers in
>deploying H.323/VoIP products and  the H.323 industry would benefit by
having a
>QoS activity group.  I would like to ask if your company would be
interested in
>the activities described in the following:
>Proposed name of the group: H.323/VoIP QoS Activity Group.
>Motivation:  ITU defined a good conference standard, H.323, for the packet
>network.  IETF is actively defining QoS standards for the IP network. The
>deployment of H.323/VoIP products has been slow partially due to lack of QoS
>supports in current IP network.  The H.323/VoIP industry shall work
together to
>access the issues and provide solutions for the users.
>Proposed charter of the group:
>- Assess QoS issues in transporting real-time traffics (calls with
>compared to web-access) in the IP network,
>- Find the solutions to resolve issues,
>- Execute solutions via various processes such as building consensus on
>QoS solutions among participants,
>  submitting recommendations to standardization bodies if needed, and
>facilitating inter-operablity testing between QoS standards and application
>  standards,
>- and education,  promotion, etc.
>I would expect the final charter and the structure of the group will be
>determined by the participants and their interests.    I would say that
>everything is open at this time except that the industry shall look at the
>issues seriously for real-time traffics.  I'd like to clarify that the
>group is not a group to standardize the QoS.  It is a group or a forum
that is
>interested in helping and promoting the real-time QoS for H.323/VoIP industry
>through various methods (to be determined).   I plan to set up an email
>reflector for the initial discussions among participants and decide the
>following steps based on the discussions. Please email me (joon_maeng@
>if you and your company would be interested in joining the initial talks via
>email reflector.   Your comments and suggestions will be greatly appreciated.

Antony Crossman
PictureTel Corporation
100 Minuteman Road, Andover, MA 01810, USA
Tel. +1 (978) 623 4557
Fax. +1 (978) 749 2804
email. tonyc @pictel.com

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