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

ISDN Interview Questions

Questions Answers Views Company eMail

How to Establish the Link Layer?

1253

What are SPIDs?

1380

What is Information Field Structure?

1322

What does ISDN give you?

1 2658

What are ISDN Services?

1 2057

What is the essential difference between ISDN and the ordinary telephone system (PSTN)?

1 2725

In addition to voice, name at least two other services which can be carried over ISDN.

1 2229

Name the two forms in which an ISDN service can be provided to the user. ISDN can be supplied to the user in two forms:

1 3231

What the B and D channels do?

1421

How the B and D channels share the line?

1276

How the structures of BRI and PRI compare

1597

What Bearer Capabilities are and on which channel they reside?

1397

How to vary the the amount of bandwidth you have available to you?

1298

What is Fractional PRI?

1377

What are Protocols on B and D channels?

1 2089

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Un-Answered Questions { ISDN }

What is Soft-fax and Soft-modem?

1620

What is 2B1Q?

1448

How Analogue fax and modem over ISDN?

1193

How the B and D channels share the line?

1276

How to Establish the Link Layer?

1253

How ISDN and analogue networks interact?

1381

What is Fractional PRI?

1377

How ISDN allows multiple devices to share a single line?

1631

What happens when a call is set up?

1281

Bearer Capabilities - What are they?

1306

What are BRI and PRI? What are Channels?

1316

What do the layers look like?

1391

How can I get more information?

1383

How configuration errors in the ISPBX can prevent successful connections?

1239

What are SAPIs?

1325

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