ISDN Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

ISDN Interview Questions

Questions Answers Views Company eMail

Bearer Capabilities - What are they?

1306

A fax call call might be designated as a generic analogue call or specifically as a fax call - true or false?

1 2012

How can you find what Bearer Capabilities are specified on an incoming or outgoing call?

1 2212

How ISDN and analogue networks interact?

1381

How Analogue fax and modem over ISDN?

1193

What is Soft-fax and Soft-modem?

1620

What is the device inside an ISDN telephone that converts voice into digits?

1 2361

What happens to these bits when they are received by the ISDN telephone at the other end?

1 2084

What device converts the signals between the ISDN and the PSTN networks?

1 2219

For all the above conversions to succeed, what must be common?

1 2108

What is the purpose of an ISDN Terminal Adapter?

1 2332

Does a Terminal Adapter always contain a Codec or Modem?

1 2085

What are the two options for implementing fax using an internal ISDN card?

1 2038

What are the two types of equipment that can be used on ISDN called?

1 2234

What is the essential difference between them?

1 2259

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Un-Answered Questions { ISDN }

What is the Frame Format ?

1360

Bearer Capabilities - What are they?

1306

What item of equipment would be required to connect a modem to ISDN? A terminal adapter.

1452

What protocols are used?

1396

Explain the call flow in nss and what is sri signal?

843

What are TEIs?

1413

How the structures of BRI and PRI compare

1597

What are SAPIs?

1325

How users are connected to a public ISDN through an ISPBX?

1330

What are BRI and PRI? What are Channels?

1316

Why use ISDN?

1310

What is Information Field Structure?

1322

How to Establish the Link Layer?

1253

What Bearer Capabilities are and on which channel they reside?

1397

What are SPIDs?

1380

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