Explain new services of cpu based exchange, Computer Engineering

Assignment Help:

Explain new services of CPU Based Exchange.

These new services are termed as supplementary services and several of the prominent ones are given below as:

 Category 1:

  • Recorded number calls or no dialing calls
  • Abbreviated dialing
  • Call back while free.

Category 2:

  • Operator answer.
  • Call forwarding

Category 3:

  • Call waiting
  • Calling number record
  • Conference calls.
  • Consultation hold

Category 4:

  • STD barring
  • Automatic alarm
  • Malicious call tracing

Issues commands of a subscriber to an exchange to deactivate or activate a service, record or solicit an acknowledgement or clear data in the subscriber line data area from the exchange. As an illustration, a user may enable or disable STD service on his line by using a command. A command may be or not have data related with this. The number of digits in the data, while present, may vary depending on the command. As an effect, subscriber commands are designed to be of variable length requiring the use of an end-of-command symbol.


Related Discussions:- Explain new services of cpu based exchange

Flip flop., the counter shown Q2Q1Q0=000 The status of Q2Q1Q0 after the pul...

the counter shown Q2Q1Q0=000 The status of Q2Q1Q0 after the pulse

Design a nand-to-and gate network, Use as few gates as possible, design a N...

Use as few gates as possible, design a NAND-to-AND gate network that realize the following Boolean algebra expression. A'BC'D + ABC'D' + A'B'CD' + AB'C'D'

Breif on loosely coupled systems, Loosely Coupled Systems These s...

Loosely Coupled Systems These systems don't share global memory since shared memory concept increases the problem of memory conflicts, which consecutively slows down the

Define about classes of object oriented modelling, Define about classes of ...

Define about classes of object oriented modelling A class is a collection of things, or concepts that have the same properties. Each of these concepts or things is known an obj

Elaborate protected mode memory addressing in brief, Elaborate protected mo...

Elaborate protected mode memory addressing in brief. Protected mode interrupt: In protected mode, interrupts have exactly the same assignments as in real mode though int

What is language of a model, What is language of a model?   Language of...

What is language of a model?   Language of a model is the collection of formulae that use only the relational symbols the model assign and that use every relation symbol with t

What is set screen, SET SCREEN With SET SCREEN the present screen simpl...

SET SCREEN With SET SCREEN the present screen simply specifies the next screen in the chain , control branches to this next screen  as soon as the current screen has been proce

Pruning - artificial intelligence, Pruning - Artificial intelligence Re...

Pruning - Artificial intelligence Remember that pruning a search space means deciding that particular branches should not be explored. If an agent  surly  knows that exploring

What are the characteristics of the e-cash, What are the characteristics of...

What are the characteristics of the E-Cash? These kinds of payments, turning the Internet within a transaction oriented forum, need mediums which are easy and cheap (through a

m-files and the power point presentation, Power point presentation Arra...

Power point presentation Arrange a 20 minutes power point presentation showing the original and processed filters.  Discuss the methods used for processing and comment on each r

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd