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

ISDN Interview Questions

Questions Answers Views Company eMail

What are B channel charateristics?

1 2080

What is the D channel used for?

1 2318

Why can you not normally send data between users through the D channel?

1 2570

Why is there only one D channel in each interface?

1 2346

Name two significant differences between B and D channels.

1 2718

What is the maximum number of simultaneous connections supported by a Basic Rate Interface?

1 2011

What is the maximum number of simultaneous connections supported by a Primary Rate Interface?

1 2138

If two ISDN channels are used together, each connecting the same pair of users, how many calls are being made?

1 2336

How ISDNs are connected together?

1484

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

1394

How configuration errors in the ISPBX can prevent successful connections?

1289

When multiple users on an ISPBX are making calls, how many users does the public ISDN network see?

1 2108

Do users on an ISPBX have a D channel connection to the ISPBX or to the public ISDN network? The users on an ISPBX do not communicate directly with the public network at all.

1 2162

An ISPBX can behave like a single user and a network - true or false? True.?

1 2063

A user on an ISPBX can use different D-Channel protocols to those in use by the public ISDN network connected to the ISPBX - true or false?

1 2109

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Un-Answered Questions { ISDN }

What protocols are used?

1468

What is ISDN's history?

1385

What are TEIs?

1471

What is Fractional PRI?

1445

How the B and D channels share the line?

1332

What are BRI and PRI? What are Channels?

1374

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

857

Why use ISDN?

1354

How ISDN and analogue networks interact?

1434

What Bearer Capabilities are and on which channel they reside?

1461

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

1394

What do the layers look like?

1438

How ISDN allows multiple devices to share a single line?

1682

What is Soft-fax and Soft-modem?

1686

What are SPIDs?

1442

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