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

Convert logic circuit in a binary code, The logic circuit given below, conv...

The logic circuit given below, converts a binary code y 1 y 2 y 3 into Ans. Gray code is X1 = Y1,   X2 = Y1 XOR Y2  ,   X3 = Y1 XOR Y2 XOR Y3 For

Define the character set of c language, Define the Character Set of C Langu...

Define the Character Set of C Language? C uses the lower case letter a to z, the upper case letters A to Z, the digits 0 to 9 and certain characters as building blocks to form

Describe buffer of receiving process, Q. Describe buffer of receiving proce...

Q. Describe buffer of receiving process? MPI_Gather (Sendaddr, Scount, Sdatatype, Receiveaddr, Rcount, Rdatatype,Rank, Comm): 'Using this function process with rank' rank

Show packing and unpacking data, Q. Show Packing and Unpacking Data? P...

Q. Show Packing and Unpacking Data? Packing and Unpacking Data  pvm_packs - Pack active message buffer with arrays of prescribed data type: int info = pvm_pac

Define digital computers system, Q. Define Digital computers system? Di...

Q. Define Digital computers system? Digital computers, in general, are automatic machines that accept data and instructions, perform predefined operations very quickly on the d

Avoiding overfitting - decision tree learning , Avoiding Overfitting : ...

Avoiding Overfitting : However remember there that in the previous lecture, there is over fitting that common problem in machine learning. Furthermore details to decision tree

Explain asymmetric cryptographyand its components, Explain Asymmetric crypt...

Explain Asymmetric cryptographyand its components. Asymmetric or public-key cryptography be different from conventional cryptography in which key material is bound to a single

Optimality - heuristic search strategies, Optimality - Heuristic search str...

Optimality - Heuristic search strategies: The path cost of a solution is considered as the sum of the costs of the actions that led to which solution is given. This is only on

What do you meant by hosts, Q. What do you meant by Hosts? Hosts are in...

Q. What do you meant by Hosts? Hosts are in general, individual machines at a specific location. Resources of a host machine is generally shared and can be utilized by any user

Define the term busy hour, Define the term busy hour Busy Hour: Conti...

Define the term busy hour Busy Hour: Continuous 1- hour period lying completely in the time interval concerned, for that the traffic volume or the number of calls attempts is

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