3.35 [1-3] Option
4.1.5 DID (Direct Inward Dialing)
13.1.20 Private Network Features—QSIG—CF (Call Forwarding)
13.1.22 Private Network Features—QSIG—CT (Call Transfer)
13.1.19 Private Network Features—QSIG—CCBS (Completion of Calls to Busy Subscriber)
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PC Programming Manual
Document Version 2008-11