“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.
World Venture Group Telecom is a VoIP system integration leader in this environment. It deploys turn key projects for service providers as well as for multinational enterprises located in Latin America, USA and Europe.