4.17. [CHP] ISDN Protocol Variant Definitions

The CHP parameters define line configurations. Within the [CHP] section of the CONFIG file, ISDN protocol variants are defined using the Variant Define n command. For a detailed description of the Variant Define n command, see Section 1.3.10, [CHP] Section. The ISDN protocol variant parameters include:

• ProtocolType (Protocol Type)
• InterCallDelay (Inter-call Delay)
• DisconnectTimeout (Disconnect Timeout)
• Layer1Protocol (Layer 1 Protocol)
• InfoTransferRate (Information Transfer Rate)
• InfoTransferCap (Information Transfer Cap)
• CalledNumberType (Called Number Type)
• CalledNumberPlan (Called Number Plan)
• CalledNumberCount (Called Number Count)
• CallingNumberType (Calling Number Type)
• CallingNumberPlan (Calling Number Plan)
• CallingNumberPresentation (Calling Number Presentation)
• CallingNumberScreening (Calling Number Screening)
• CallingNumberCount (Calling Number Count)
• CallProgress (Call Progress)
• CaRingingSet (Ringing Signal)
• CaBusySet (Busy Signal)
• CaSitSet (SIT Signal)
• CaFaxSet (Fax Signal)
• CaPvdId (Voice Detection Signal)
• CaPamdId (Answering Machine Signal)
• CaSignalTimeout (Signal Timeout)
• CaAnswerTimeout (Answer Timeout)
• CaPvdTimeout (Voice Detection Timeout)

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