1、 AMERICAN NATIONAL STANDARD FOR TELECOMMUNICATIONS ATIS-1000653.a.1998(R2015) Integrated Services Digital Network (ISDN) Call Park Supplementary Service Generic Procedures for the Control of ISDN Supplementary Services, Clarification of Number Identification As a leading technology and solutions dev
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11、on on all standards by calling or writing the American National Standards Institute. Notice of Disclaimer - Signal information element coded to “confirmation tone on”.After application of the inband tone, the network shall initiate call clearing to the Parking Party as specified in ANSI T1.607.6. In
12、 6.3.2.1, item (c), the second and fourth dashed items shall be modified as shown below (see boldface text):- The Signal information element shall be included and coded to “alerting on - pattern 2”;- The Calling party number information element shall be coded with the DN information of the Parked Pa
13、rty as indicated in 6.1.3, if the parked call was initially outgoing from the Parking Party. However, if the parked call was initially incoming to the Parking Party, the Calling Party number information element shall be coded with the DN information of the Parked Party in accordance with ANSI T1.625;- The Called party number information element shall be coded with the Parking DN;- The Redirecting number information element shall be coded with the Parked DN value; the various fields of the Redirecting number information element (i.e., octets 3, 3a, and 3b) shall be coded as indicated in 6.1.3;
