“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.
Keyhan Telecom Inc. is a wholesale carrier company that is specialized on termination and origination services for “mobile and landline around the globe. We are a wholesale carrier based in Toronto, Canada.