How the structures of BRI and PRI compare
How ISDN and analogue networks interact?
A device is configured for automatic TEI. What is its address immediately after being switched on - before it starts communicating with the network?
How users are connected to a public ISDN through an ISPBX?
What protocols are used?
How many devices may be connected to a PRI?
How configuration errors in the ISPBX can prevent successful connections?
call flow in nss ? and what is sri signal?
Number of devices equals number of subscriber numbers required for MSN - true or false?
In addition to voice, name at least two other services which can be carried over ISDN.
What is the call termination message called?
An ISPBX can behave like a single user and a network - true or false? True.?
What is the purpose of the switch that all NT1s have?