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

Binary resolution, Binary Resolution: However we saw unit resolution f...

Binary Resolution: However we saw unit resolution for a propositional inference rule in the previous lecture:  (A?  B,   ¬B) /A Thus we can take this a little further to

What are the uses of router, What are the uses of Router? Router: ...

What are the uses of Router? Router: A router is used to transfer or route data among two or more similar networks. This determines the next network point to that a data

Post interrupts - computer architecture, Post interrupts - computer archite...

Post interrupts - computer architecture: Post interrupts Exact interrupts examine interrupt bit on entering WB Longer latency Handle immediately

Connectives - first-order logic , Connectives - first-order logic: We ...

Connectives - first-order logic: We can string predicates all together in a sentence by using connectives into the same way to conduct that we did for propositional logic. We

Layered architecture.., advantages and disadvantages of layered architectur...

advantages and disadvantages of layered architecture in computer network.

Write a program to find the area under the curve y = f(x) be, Write a progr...

Write a program to find the area under the curve y = f(x) between x = a and x = b, integrate y = f(x) between the limits of a and b

What are the characteristics of sram, What are the characteristics of SRAM?...

What are the characteristics of SRAM? SRAM are fast They are volatile They are of high cost Less density

Ai6301 - building blocks and techniques used in ai, The princess (or princ...

The princess (or prince if you're female) has been captured by the Evil Dragon and held prisoner in a tower. The tower is also surrounded by a maze to keep out the riff-raff. You

Determine the equivalent hexadecimal form of decimal number, Solve the equa...

Solve the equation 65.535 10 = X 16 Ans. In order to get X, convert the Decimal number 65.535 in its equal Hexadecimal form. So first taking 65 the integer part to convert in i

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