Toll-Free Numbers
Numbers starting with 0800, 800, 1-800 are usually toll-free for the caller; the called party, however, has to cover the charges on those calls.
AddPac AP-GS1004A is one of the models of inter-network VoIP GSM gateways, through which, it is possible to format a single network unit and to use it for VoIP-telephony, analog communication lines and GSM-network.
Voice System SRL
Voice System creates robust and flexible products and solutions for Voice over IP. Developing today`s leading VoIP technology, SIP, Voice System delivers solid platforms for ITSP to meet the needs for large customer populations and carrier grade infrastru
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