Belkin F5D7633-4

ADSL Modem with High-Speed Mode Wireless-G Router Datasheet User Manual

This device has the same board ID as the Belkin F5D9630-4 v1‎ and Belkin F5D7631-4 v2.

On the DD-WRT forums
 * Switch is described as a BCM5325E, FCC photos show a BCM5325A2 (multiple revisions?)

Per the manual, the default SSID is belkin54g.