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

ISDN Interview Questions

Questions Answers Views Company eMail

What is the difference between Internet and ISDN ? Is both are same or is there any specific difference ...?

IBM,

6 19410

call flow in nss ? and what is sri signal?

Ericsson,

3 18390

What is ISDN's history?

1385

Why use ISDN?

1354

What are BRI and PRI? What are Channels?

1374

What do the layers look like?

IBM,

1438

What protocols are used?

1469

What happens when a call is set up?

1335

How can I get more information?

1427

How ISDN allows multiple devices to share a single line?

1684

What is 2B1Q?

1491

What is the Frame Format ?

1396

What is LAP-D?

1328

What are SAPIs?

1381

What are TEIs?

1472

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Un-Answered Questions { ISDN }

What are TEIs?

1472

What is the Frame Format ?

1396

What are SAPIs?

1381

How Analogue fax and modem over ISDN?

1248

How ISDN and analogue networks interact?

1434

What is Soft-fax and Soft-modem?

1688

How the B and D channels share the line?

1332

What is Fractional PRI?

1445

What is 2B1Q?

1491

What the B and D channels do?

1473

How can I get more information?

1427

What do the layers look like?

1438

How the structures of BRI and PRI compare

1651

What happens when a call is set up?

1335

How configuration errors in the ISPBX can prevent successful connections?

1289

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