Question about "packet-based network originated call"
Lyons, Terry
TLyons at SONUSNET.COM
Thu Mar 21 15:17:59 EST 2002
> -----Original Message-----
> From: Lyons, Terry
> Sent: Monday, March 18, 2002 4:47 PM
> To: imtch323implementors at mail.imtc.org
> Cc: ITU-SG16 at echo.jf.INTEL.COM; Lyons, Terry
> Subject: Question about "packet-based network originated call"
>
> Is this restriction of H.225.0 enforceable?
> -------------------------------------------------------------
> Numbering plan identification (octet No. 3, bits 1-4)
> - Encoded following the values and rules of Table 4-11/Q.931. A
> number in the form of a dialed digit string should be coded as '0000'
> Unknown. If set to '1001' (Private Numbering Plan) in a packet-based
> network originated call, this indicates that:
> 1) the dialed digit string is not present in Setup; and
> 2) the call will be routed via an alias address in the
> User-user information.
> -------------------------------------------------------------
>
> 1. How can one tell if it's a "packet-based network originated call"?
> All H.323 Setups of practical interest are carried over a packet-based
> network, ie. IP,
> but did they originate there or were they gatewayed from a circuit-based
> network?
> Or is the quoted phrase trying to make some other distinction?
>
> 2. Talk of the dialed digit string and routing seems to fit best 7.2.2.4
> Called Party Number.
> However, the passage reproduced above comes from 7.2.2.6 Calling Party
> Number.
>
>
> - TLyons at sonusnet.com +1 732 625-3003 ext 212
>
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