Progress Indicator IE in a PROGRESS Message

[Glen Freundlich]

I don't recall intentionally leaving the Progress Indicator IE optional - this
looks like a mistake to me.

Glen


Rich Bowen wrote:

> This may have been an oversight -- I'm not sure a Progress message
> without a Progress Indicator makes any sense.  Having only been
> involved in this area for the last couple of years, I'll have to rely
> on someone else to provide the original reason why this was made
> optional.
>
> This IE was also optional in H.225.0 v2.  However, section 7.2.2.23 of
> the v4 draft indicates that it is mandatory for a gateway to forward
> this IE from ISDN to H.323.
>
> Rich Bowen
>
> "Wuerfel, Randy P" wrote:
> >
> > In reading through APC-1939 (draft H.225.0 V4) for the Portland meeting, I
> > noticed that the Progress Indicator IE is shown as "O", optional, in the
> > PROGRESS message.  It is also shown this way in my copy of H.225.0 V3.
> > However, in Q.931 the Progress Indicator IE is mandatory in the PROGRESS
> > message.
> >
> > Is there some reason why, for H.225.0 usage, the Progress Indicator IE in
> > the PROGRESS message is optional rather than mandatory, or was this an
> > oversight?
> >
> > Randy Wuerfel
> > Siemens Enterprise Networks
> > 4900 Old Ironsides Drive                        Fax: (408) 492-4666
> > M/S 200                                 Tel: (408) 492-4375
> > P.O. Box 58075                          E-mail:
> > Randy.P.Wuerfel at icn.siemens.com
> > Santa Clara, CA 95052-8075
> >
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