10 ft DB9 RS232 Serial Null Modem Cable - DB9 Cables & DB25 Cables | StarTech.com
Sagecom F@ST 3864AC Wireless AC Modem Router (Suits NBN or any ADSL Modem) | eBay
Tripp Lite 18in USB to Null Modem Serial Adapter FTDI w/ COM Retention M/F 18" - serial adapter - USB - RS-232 - U209-18N-NULL - USB Adapters - CDW.com