The privately held company i-p-tel GmbH specialises in developing the best hardware and software solutions for telephony via IP (Internet Protocol) networks. As an innovator and manufacturer, i-p-tel supplies made-to-measure IP telephone products whose selling points include high speech quality, conformity to state-of-the-art standards (H.323, SIP, IPsec, MGCP) and the use of the open system platform Linux. The location of both developers and support professionals in Germany allows very quick response times, e.g. for queries regarding the European ISDN network.