Encore ENHWI-2AN3

Overview
DD-WRT (and possibly also OpenWrt) is currently only flashable to this model via serial.

The default SSID is ENCOREXXXXXX where XXXXXX is the last 3 octets of the wireless interface MAC address. The stock firmware allows for up to four separate SSID's. By default, they are ENCOREXXXXXX_2, ENCOREXXXXXX_3, and ENCOREXXXXXX_4. Each ID can have separate security settings.

Links of Interest
Manual