Explain the call flow in nss and what is sri signal?
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For all the above conversions to succeed, what must be common?
What is the initial call request message called?
Name two significant differences between B and D channels.
How many filters can be applied to a SETUP message?
What must each SETUP message contain?
What is the essential difference between ISDN and the ordinary telephone system (PSTN)?
What is the difference between Internet and ISDN ? Is both are same or is there any specific difference ...?
Explain the call flow in nss and what is sri signal?
What are SPIDs?
What are BRI and PRI? What are Channels?
If two ISDN channels are used together, each connecting the same pair of users, how many calls are being made?
What channel does the end-to-end connection use?