What protocols are used?
How ISDN allows multiple devices to share a single line?
What are BRI and PRI? What are Channels?
What is Soft-fax and Soft-modem?
Explain the call flow in nss and what is sri signal?
What is the Frame Format ?
How can I get more information?
What are TEIs?
What is ISDN's history?
What item of equipment would be required to connect a modem to ISDN? A terminal adapter.
How to vary the the amount of bandwidth you have available to you?
What the B and D channels do?
What is Information Field Structure?
What happens when a call is set up?
Do you know what is the difference between internet and isdn and is both are same or is there any specific difference?