... Consequently, it becomes the best choice for xDSL, IPTV, VOIP service confirmation testing, maintenance and troubleshooting.2. Key Features ... during the process of IPTV initialization. Include:Line fault, Modem fault, STB fault, PPPoE dial fault, IPTV operation ... VOIP test. Main items are parameters setting and threshold setting.VOIP TestVOIP test function, show and save test result. ADSL/IPTV/VOIP ...