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?

1300

What are SPIDs?

1446

What is Information Field Structure?

1387

What does ISDN give you?

1 2760

What are ISDN Services?

1 2158

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

1 2814

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

1 2307

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 3334

What the B and D channels do?

1473

How the B and D channels share the line?

1332

How the structures of BRI and PRI compare

1652

What Bearer Capabilities are and on which channel they reside?

1461

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

1349

What is Fractional PRI?

1447

What are Protocols on B and D channels?

1 2184

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Un-Answered Questions { ISDN }

What is ISDN's history?

1385

What do the layers look like?

1438

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

1394

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

907

How the B and D channels share the line?

1332

How can I get more information?

1427

What is Fractional PRI?

1447

What is Information Field Structure?

1387

How configuration errors in the ISPBX can prevent successful connections?

1289

What Bearer Capabilities are and on which channel they reside?

1461

How to Establish the Link Layer?

1300

What protocols are used?

1469

What is the Frame Format ?

1396

What is Soft-fax and Soft-modem?

1688

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

1522

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