ZyXEL P-330W Wireless Router 802.11g with WPA2 and WPS - Includes manual on CD | eBay
Zyxel PK5001Z ADSL2+ Wireless Modem | ModemGuides
Firmware at the Zyxel C3510XZ link is wrong. The chart shows it should be CZX001-5.02.001.6. If an employee sees this would they pass it along to the right folks to get the
Zyxel Router operator Firmware to Factory one SSH Method - YouTube