A fax machine is configured to filter for analogue calls - will it accept G3 Fax calls? No, it will only accept those calls whose call type is specifically 'Generic Analogue'.
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Explain the call flow in nss and what is sri signal?
Do you know what is the difference between internet and isdn and is both are same or is there any specific difference?
How Analogue fax and modem over ISDN?
How ISDN allows multiple devices to share a single line?
What is Soft-fax and Soft-modem?
What are SPIDs?
What is Fractional PRI?
Bearer Capabilities - What are they?
What is LAP-D?
What are TEIs?
How the B and D channels share the line?
What is ISDN's history?
Why use ISDN?
What Bearer Capabilities are and on which channel they reside?
How users are connected to a public ISDN through an ISPBX?