How to vary the the amount of bandwidth you have available to you?
What happens when a call is set up?
What is ISDN's history?
What is Fractional PRI?
What are TEIs?
What are SAPIs?
What is the Frame Format ?
How to Establish the Link Layer?
How ISDN and analogue networks interact?
How configuration errors in the ISPBX can prevent successful connections?
Do you know what is the difference between internet and isdn and is both are same or is there any specific difference?
What item of equipment would be required to connect a modem to ISDN? A terminal adapter.
How ISDN allows multiple devices to share a single line?
What are BRI and PRI? What are Channels?
How the structures of BRI and PRI compare