How the structures of BRI and PRI compare
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How many devices may be connected to a PRI?
What is the essential difference between ISDN and the ordinary telephone system (PSTN)?
Do users on an ISPBX have a D channel connection to the ISPBX or to the public ISDN network? The users on an ISPBX do not communicate directly with the public network at all.
What are TEIs?
How many filters can be applied to a SETUP message?
If two ISDN channels are used together, each connecting the same pair of users, how many calls are being made?
What Bearer Capabilities are and on which channel they reside?
What item of equipment would be required to connect a modem to ISDN? A terminal adapter.
An ISPBX can behave like a single user and a network - true or false? True.?
How the B and D channels share the line?
What does ISDN give you?
What is the difference between Internet and ISDN ? Is both are same or is there any specific difference ...?