Airlink101 AR420W

Product page

OEM Gemtek WRTA-108GD (WRTA-108GD_V03), see below

Per this DD-WRT forums post, the board identifier is the same as the Dell Wireless 2350 Broadband Router (WRTA-108GD).

Per the manual, the default SSID is default.

On the Lemmke list

Specs
Platform Serial Num. = ? FCC ID = MXF-R930720G Industry Canada ID = ? CPU Type = Atheros Model? MIPS Rev = ? CPU Speed = ? Bus = ? Flash Type = ? Flash Chip = Macronix Model? Flash Size = 2MB Max Firmware Size = ? RAM Size = 8 MB RAM Chip = ? nvram Size = ? ETH chip1 = Atheros Model? Switch = Marvell 88E6060 Port-based vlan = ? 802.1q vlan = ? Ethernet Port Count = 1-10/100-WAN 4-10/100-LAN Wired Standard = IEEE 802.3/3u Ethernet interface OUI = ? boot_wait = ? bootloader = ? Flash Card Socket/Type = ? SD/MMC Mod Support = ? Expansion IF types = ? PoE = ? Power = ? Connector type/size = ? LEDs/Color = ? Size = ? USB = ? Serial Port = ? JTAG Port = ? Supported by TJTAG/Version = ? Special Features = ? Radio Wireless Radio = Atheros AR2112 WLAN DSP processor = Atheros Model? Wireless interface OUI = none specified Antenna Connector Type = none MIMO status = N/A Wireless Standard = IEEE 802.11b/g WiFi Operating Frequency = 2.4 GHz 802.11g = 6, 9, 12, 18, 24, 36, 48, 54 Mbps 802.11b = 1, 2, 5.5, 11 Mbps Radio cor_rev = ? Radio Capabilities = ? Other Default SSID: default Default IP address: 192.168.1.1 Default login user: admin Default login password: admin OEM = ? 3rd Party Firmware Support = ?

Pictures
FCCID