ContributionsMost RecentMost LikesSolutionsHelp with phone installation I have pana WiFi Arris TG1682 which connects to my cable line via a two way splitter shared with my TV. How do I install my phone modem now? Or do I not need the phone modem - can I just plug my Cox phone into the Arris TG1682? Do I need a 3 way splitter? Help.