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.
Symmetric Broadband, a Peer 1 Network company, was founded to provide a high performance VoIP network utilizing Peer 1`s facilities and fully redundant dedicated IP network.