Cisco DPC3825

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Cisco DPC3825

Manuf (OEM/ODM): Pegatron

FCC approval date: 18 November 2009
UPC: 746320981505 (UPC DB, On eBay)
Country of manuf.: China

Amazon image

B0093N5XXO (Flag of the United States.svg, On Amazon, On CCC)

Type: wireless router, cable modem


Power: 15 VDC, 1.5 A
Connector type: barrel

CPU1: Broadcom BCM3380
FLA1: 8 MiB 8,388,608 B <br />65,536 Kib <br />8,192 KiB <br />64 Mib <br />0.00781 GiB <br /> (Spansion S25FL064PIF)
RAM1: 64 MiB 67,108,864 B <br />524,288 Kib <br />65,536 KiB <br />512 Mib <br />0.0625 GiB <br /> (Samsung K4T51163QI-HCE6)

Expansion IFs: Mini PCIe, USB 2.0
Mini PCIe slots: 1
USB ports: 1
Serial: yes, 3.3V TTL

WI1 module: Pegatron UPWL6025
WI1 module IF: Mini PCIe (half)
WI1 chip1: Broadcom BCM43225
WI1 802dot11 protocols: bgn
WI1 MIMO config: 2x2:2
WI1 antenna connector: U.FL

ETH chip1: Broadcom BCM3380
Switch: Atheros AR8316
LAN speed: 1G
LAN ports: 4


Stock FW OS: eCos

Flags: DOCSIS 3.0

Default IP address:
the IP is used by 767 additional devices
of which 0 are Cisco devices

802dot11 OUI: 00:22:CE, 00:23:BE, 18:59:33 (1 E, 1 W), 7C:B2:1B
Ethernet OUI: 00:22:CE, 00:23:BE, 18:59:33 (1 E, 1 W), 7C:B2:1B

For a list of all currently documented Broadcom chipsets with specifications, see Broadcom.

8x4 DOCSIS 3.0 Wireless Residential Gateway

Product page  • Manual
  • 8x4 DOCSIS 3.0

Per the manual,

"Note: The factory default Service Set Identifier (SSID) is either the last 6
characters of CM MAC Address or SSID as identified on the product label"


"DPC3825 REV" and "PCB MADE IN CHINA" is silkscreened on the board.
It is stated this device is running eCos.
The bootloader seems to be a stripped down version of the Broadcom
bootloader for the BCM33XX called SA Bootloader.