VoiceFinder AP3300 VQT(Voice Quality Tester) system supports VQT(Voice Quality Tester) function which measures voice quality with PESQ/PESQ-LQ/PESQ-LQO(MOS) algorithm as well as LCS(Local call simulator) function.

AP3300 VQT system consists of VQT manager operated on MS Window and AP3300 embedded system. It can measure VoIP equipment traffic processing performance and voice quality through various testing scenarios. Multiple AP3300 embedded system can be controlled by single VQT Manager which has outstanding performance and wide expandability enough to test large number of VoIP equipments concurrently. Furthermore, thanks to GUI based VQT Manager, it's so easy-to-use that even beginners without background knowledge can statistically analyze VoIP equipment testing result.

Network Diagram

Provide multiple call generation toward FXS, FXO and E&M analog interfaces and digital E1/T1 ports

① AP-FXS8 8-Port FXS Voice Interface Module (8 x RJ11) ② AP-FXO8 8-Port FXO Voice Interface Module (8 x RJ11) ③ AP-E&M8 8-Port E&M Voice Interface Module (8 x RJ11) ④ APV1-2E1 2-Port PBX Digital E1 Module (2 x RJ45) ⑤ APV1-2T1 2-Port PBX Digital T1 Module (2 x RJ45)

	Generate call toward voice port and measuring voice quality under various network traffic conditions
	Measure voice quality of inter-equipments for VoIP subscribers with VoIP protocol and test voice quality of single voice port loopback
	Measure end-to-end transfer delay
	Real-time analyzing and history management function
	Guarantee accurate measuring result with graphical(waveform analysis) and numerical value

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