Caller can call the TFS number free of charge.
The service enables the TFS subscriber with one TFS number to have several telephone installations in the network and specify flexible routing or different call treatments depending upon time, day, date and holiday.
TFS subscribers can have several installations (or several Telephone numbers) and can specify flexible routing depending upon the area of origination of incoming calls.
The service has the facility of re-routing the incoming calls to an alternate number if TFS subscriber's line is busy or no answer .
This service is accessible from networks of MTNL,BSNL and other PAN India Telecom operators.