How to Establish the Link Layer?
What channel does the end-to-end connection use?
Does a Terminal Adapter always contain a Codec or Modem?
How the structures of BRI and PRI compare
How configuration errors in the ISPBX can prevent successful connections?
If none of the equipment connected to an NT1 requires a power supply through the interface, do I need to attach the NT1 to the mains?
What happens to these bits when they are received by the ISDN telephone at the other end?
How many filters can be applied to a SETUP message?
What are TEIs?
What are the two types of equipment that can be used on ISDN called?
How can you find what Bearer Capabilities are specified on an incoming or outgoing call?
Number of devices equals number of subscriber numbers required for MSN - true or false?
Explain the call flow in nss and what is sri signal?