ISDN BRI features Page 1671 of 1814International ISDN PRI Feature description and administrationThis chapter also summarizes the level of support provided for the generalsuite of Generic X11 features on ISDN BRI. The features have been dividedin sections based on full support, partial support, or no support.ISDN BRI Calling Line Identification Presentation andRestrictionFeature descriptionThis feature allows or restricts the display of a Calling Line ID on the calledparty terminal. Calling Line ID Presentation (CLIP) controls the called partyISDN BRI terminal’s choice to display the calling line identification forincoming calls.Presentation (PRES) controls the calling terminal’s choice to send or PRESrestricts sending the Calling Line ID when placing an outgoing call. Thecalling terminal can choose to send or restrict sending the calling lineidentification on a call-by-call basis. The PRES button on the ISDN BRIterminal can be set to YES to allow sending the calling line identification orset to NO to restrict sending the calling line identification to the calledterminal. The PRES button on the terminal overrides the PRES parameter.CLIP and PRES parameters are configured for an ISDN BRI DN whenconfiguring the TSP using LD 27.The calling party number is contained in the calling party informationelement in the setup message. The information element is optional and neednot be contained in the setup message. If the information element is notpresented, the default DN selected in the TSP is used as the calling party DN.If the call is originated from a non-ISDN BRI to an ISDN BRI terminal, thecalling party number is based on the class of service of the non-ISDN BRIterminal. The class of service can be set for PDN which uses the primary DNof the non-ISDN BRI terminal as the calling party number or LDN which usesthe listed DN of the non-ISDN BRI terminal customer as the calling partynumber.If the calling party is using an ISDN BRI terminal and has called partynumber restricted, the called party’s display shows the trunk access coderather than the ISDN BRI DN.
