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GSM Mobile Services

GSM Supplementary Service

Call Forwarding:

This service facilitates the mobile users to forward the incoming call to any other desired telephone number within the country. Call forwarding can be activated in the following cases.
Unconditional (Always):
This type of call forwarding will divert all the incoming calls to the other telephone number specified. Called party (the user who has set the unconditional call forwarding) will not get any ring or other

On Busy:
This type of call forwarding will transfer the incoming calls to any other telephone number specified if the called party (who has set this type of call forwarding) is busy.

No Reply:
This type of call forwarding will transfer the incoming calls to the other telephone number specified if the called number (who has set this type of call forwarding) does not reply for pre-specified time. This time can be set as 5sec to 30 sec

Not Reachable:
This type of call forwarding will divert all the incoming calls to other telephone number specified if the called number (who has set this type of call forwarding) is out of network coverage.

Call forwarding service is not provided at the time of registration. The subscriber has to apply for this facility. It is to be noted that if the subscriber activates the call forwarding facility (of any type), he/she will be charged for incoming as well as the outgoing call for the duration of call.

Call Waiting:

With this facility, users can get the notification of another incoming call while they are in conversation with other parties. Users can then decide to entertain or reject the call. This facility also is not provided at the time of registration but has to apply for it.

Call Hold:

This facility provides the option for users to toggle between two parties. With this facility, if the user is in conversation with one party and get the call from other party or want to call another party, he can put the first party to hold and talk with the second party and again toggle back. The subscriber has to apply for this facility also and will be charged for the whole duration of call.

Voice Mail Service (VMS):


Multiparty Conference:

In order to use this facility, the user has to have the CALL HOLD facility. With this facility, the user can make simultaneous conversation with more than one party. This can be realized by putting the first party on hold and initiating or receiving the second call. Then start the conversation with first and second party simultaneously by using multiparty conference facility. The subscriber will be charged for the whole duration of call.

Short Message System (SMS):

The Short Message Service (SMS) is the ability to send and receive text messages to and from mobile telephones. The text can comprise of words or numbers or an alphanumeric combination. SMS was created as part of the GSM Phase 1 standard. Each short message is up to 160 characters in length when Latin alphabets are used, and 70 characters in length when non-Latin alphabets such as Arabic and Chinese are used. When a mobile user sends SMS to other mobile user, the message is at first sent to Short Message Service Centre (SMSC) server which then stores and forwards the message to respective destination.
This service facilitates the mobile users to send 160 character alphanumeric messages to other mobile users. Users have to set the SMSC number, which is +9779851028801 (old number: +9779851028801), in their mobile set for using this service.



Updated On : 2017-04-06

  

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