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540 TRANSACTIONS IN INTELLIGENT NETWORKSPar.27 OutpulseNumber. This parameter holds the digits to be outpulsed on aprivate facility trunk. The contents field has the AINDigits format. The NN andNP fields are set to “not applicable” (all zeros).Par.28 ResourceType. This parameter differentiates the “final” and “interaction”send to resource operations (STR-F and STR-I). The contents field iscoded as follows:0000 0000 Final STR operation0000 0001 Interaction STR operationPar.29 StrParameterBlock. This parameter specifies the announcement to beplayed by an INSC.The parameter is a constructor. Its contents field holds one or more announcementelements—see Fig. 17.4-3. AnnouncementID is an integer that specifies aphrase (e.g., “please enter your authorization code”). A phrase may be followedby one or more spoken information digits, which are specified by BCD numbers.For interactive operations, the element also has a MaximumDigits field, which isan integer that specifies the number of digits to be collected:Integer Number of Digits0–31 As specified by the integer253 “Normal number of digits”254 “Any number of digits”Par.30 DisconnectFlag. The presence of this parameter in a message indicatesthat the calling party should be disconnected after the resource (INSC) has playedthe announcement. The parameter has no contents field.Figure 17.4-3. Announcement element. (From TR-NWT-001285. Reprinted with permission ofBellcore. Copyright # 1992.)