Linksys E2500 v2

Overview

 * • 300 Mbps - 2SS 2.4GHz 802.11n (40MHz chan.)
 * • 300 Mbps - 2SS 5GHz 802.11n (40MHz chan.) = AN600 class

"3753-30000501R" and the Cisco logo is silkscreened on the board in the FCC photos.

This device seems to be another BCM5358UB0 (identifiable in FCC photos) + BCM43236x (not identifiable) device.

Flashed with third party firmware, dmesg reports: This data was used to determine Flash and RAM size
 * 8MB ST compatible serial flash
 * CPU: BCM5357 rev 2 at 300 MHz
 * Determined physical RAM memory: 65536k
 * ethx: Broadcom BCM47XX 10/100/1000 Mbps Ethernet Controller 5.100.138.9

The default SSID pattern is CiscoXXXXX, where XXXXX is the last 5 digits of the router's serial number.