Voice over Internet Protocol (VOIP) is a methodology, which uses various data and voice transfer technologies such as IP telephony, voice over broadband and Internet telephony to provide communication services over a packet-switched network. VoIP services require conversion of voice
Voice over Internet Protocol (VOIP) is a methodology, which uses various data and voice transfer technologies such as IP telephony, voice over broadband and Internet telephony to provide communication services over a packet-switched network. VoIP services require conversion of voice