How configuration errors in the ISPBX can prevent successful connections?
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In practice, what is the maximum number of devices that may be connected to a BRI which expects a fixed TEI?
How the B and D channels share the line?
Where else is rate adaptation employed?
What the B and D channels do?
What are Protocols on B and D channels?
In order to be able to plug analogue devices into sockets on an NT1, what extra item of equipment would need to be included within the the NT1?
Name the two forms in which an ISDN service can be provided to the user. ISDN can be supplied to the user in two forms:
What are SAPIs?
What item of equipment would be required to connect a modem to ISDN? A terminal adapter.
Why is this information significant?
Why is there only one D channel in each interface?
Why use ISDN?