This is a Voice over Internet Protocol (VoIP) and streaming media service based on the Session Initiation Protocol (SIP) by which Internet telephony service providers (ITSPs) deliver telephone services and unified communications to customers equipped with SIP-based private branch exchange (IP-PBX) and Unified Communications facilities
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Bangladesh White cli route aaLap Communication igw banglatrac
Bangladesh White cli route aaLap Communication igw MirTelecom
Bangladesh White cli route aaLap Communication igw BTCL