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
>



More information about the sg16-avd mailing list