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 10743

call flow in nss ? and what is sri signal?

Ericsson,

3 12809

What is ISDN's history?

365




Why use ISDN?

382

What are BRI and PRI? What are Channels?

384

What do the layers look like?

IBM,

385

What protocols are used?

386

What happens when a call is set up?

411




How can I get more information?

406

How ISDN allows multiple devices to share a single line?

642

What is 2B1Q?

527

What is the Frame Format ?

449

What is LAP-D?

377

What are SAPIs?

371

What are TEIs?

491


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Un-Answered Questions { ISDN }

What Bearer Capabilities are and on which channel they reside?

411


How Analogue fax and modem over ISDN?

347


How can I get more information?

406


What are SAPIs?

371


What is Fractional PRI?

472






Why use ISDN?

382


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

452


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

435


How the B and D channels share the line?

417


What the B and D channels do?

416


What is LAP-D?

377


What happens when a call is set up?

411


What are TEIs?

491


What is 2B1Q?

527


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

507