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 call termination message called?

1 2179

What information also accompanies this message?

1 2040

Why is this information significant?

1 2058

What must each SETUP message contain?

1 2047

How many filters can be applied to a SETUP message?

1 2030

What call type is given to a fax call coming from an analogue network?

1 2081

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'.

1 2011

What filters are used when implementing MSN?

1 2305

Number of devices equals number of subscriber numbers required for MSN - true or false?

1 2310

How might a PC be configured to ensure it never answers the phone?

1 2424

Why is rate adaptation necessary?

1 2322

What are the two protocols which perform rate adaptation?

1 2604

What determines which of these two protocols to use?

1 2182

Where else is rate adaptation employed?

1 2384

What other method is there for converting synchronous and asynchronous data?

1 2282

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Un-Answered Questions { ISDN }

How ISDNs are connected together?

1484

What happens when a call is set up?

1335

What is 2B1Q?

1491

How to Establish the Link Layer?

1300

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

907

Do you know what is the difference between internet and isdn and is both are same or is there any specific difference?

857

What Bearer Capabilities are and on which channel they reside?

1461

Bearer Capabilities - What are they?

1371

What is LAP-D?

1328

What is the Frame Format ?

1396

How ISDN allows multiple devices to share a single line?

1684

How the B and D channels share the line?

1332

What protocols are used?

1470

How the structures of BRI and PRI compare

1653

What the B and D channels do?

1473

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