Greyfox Residential Gateway HubComplete structured wiring panel includes the housing **item is brand new, unused, and original box and manuals may be Hi, I am about to get my 4-port Greyfox (/greyfox.com) router back from /Product%20Technical%20Data%20Sheets/Home%20networking%20modules/F7559.pdf.On-Q Home and Greyfox Home Systems have become On-Q/Legrand Use the chart below to quickly determine your power requirements. F7559. 8-Port Router. Sharing a high-speed internet connection, either. DSL or Cable is simplified by installing a combination switch/ethernet router. Greyfox F7559. The central connection panel for up to three Greyfox style modules. Rugged, enamel-finished steel housing with impact resistant cover. F7809. THE TRIO™. PART #.