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 11038

call flow in nss ? and what is sri signal?

Ericsson,

3 13036

What is ISDN's history?

399




Why use ISDN?

419

What are BRI and PRI? What are Channels?

423

What do the layers look like?

IBM,

432

What protocols are used?

424

What happens when a call is set up?

447




How can I get more information?

456

How ISDN allows multiple devices to share a single line?

679

What is 2B1Q?

565

What is the Frame Format ?

488

What is LAP-D?

417

What are SAPIs?

416

What are TEIs?

542


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Un-Answered Questions { ISDN }

What is Information Field Structure?

440


What is LAP-D?

417


What Bearer Capabilities are and on which channel they reside?

456


How to Establish the Link Layer?

410


How can I get more information?

456






How the structures of BRI and PRI compare

605


How ISDNs are connected together?

463


What is Soft-fax and Soft-modem?

711


What are SAPIs?

416


What happens when a call is set up?

447


What do the layers look like?

432


How configuration errors in the ISPBX can prevent successful connections?

417


What are SPIDs?

439


What is 2B1Q?

565


How ISDN allows multiple devices to share a single line?

679