2N BlueTower is the optimal solution for medium-sized companies with a high frequency of calls to mobile networks. This is a GSM / UMTS gateway, which can significantly reduce the cost of telephone calls. Its efficient router is able to find the cheapest connection route and will always use the most favorable direction (SIM-card).
OpenVOIP
OpenVOIP propone servizi Voice Over IP e Centralini telefonici VOIP a prezzi intelligenti e con tariffe telefoniche vantaggiose.
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