“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.
Network Exchange Center (NEC) is a leading provider of communication products and services. Based in Brooklyn, New York, the company is just twenty minutes from downtown Manhattan.