“Call filter” allows blocking/unblocking the incoming calls as easy as to make filtration, it also journalizes all rejected calls. It is very convenient if you do not want to receive a call from some subscribers, when they will call you, “Call filter” will do so that your line is engaged.
Modern Digital Communications Inc., founded in 1999, is a service provider offering voice, fax, data, web hosting, domain registration and co-location services.