ZyXEL P-870HN-51b

multiple revisions of this device, use caution

bgn (N300)
802.11n Wireless VDSL2 4-port Gateway
Wikipedia	ZyXEL
3rd Party Firmware
dd-wrt	Status Unknown
OpenWrt	Status Unknown
Tomato any flavor	Status Unknown
Platform
Brand • Model • Rev	ZyXEL P-870HN-51b
FCC ID	I88P870HN51B
Board ID	45-402-000022
Type	dsl modem, wireless router
CPU1	Broadcom BCM6368U
CPU1 Type	BMIPS4350
CPU1 Speed	300 MHz ( 2 cores )
Flash1 Chip	Macronix MX29LV640EBTI-70G
Flash1 Size	8 MiB8,388,608 B <br />65,536 Kib <br />8,192 KiB <br />64 Mib <br />0.00781 GiB <br />
RAM1 Size	32 MiB33,554,432 B <br />262,144 Kib <br />32,768 KiB <br />256 Mib <br />0.0313 GiB <br />
RAM1 Chip	Winbond W9412G6IH-5 x 2
ETH chip1	Broadcom BCM6368U
Switch	Broadcom BCM6368U
Ethernet Port Count	4-100MbE-LAN
Wired Standard	IEEE 802.3i/3u
802dot11 OUI: C8:6C:87 (2 E, 2 W) Ethernet OUI: C8:6C:87 (2 E, 2 W)
Expansion IF types	none specified
Power	12 VDC, 1 A
Connector type	barrel
Serial Port (UART)	yes, 4-pin header, 3.3V TTL
Flags: ADSL2+, VDSL2
Additional chips DSL (VDSL2/ADSL2+) AFE;Broadcom;BCM6306;BCM6306, KMLG P10, CE1125, 144720 1;1;
Other
Default IP address: 192.168.1.1 the IP 192.168.1.1 is used by 1326 additional devices of which 97 are ZyXEL devices Default login user: admin Default login password: 1234 admin:1234 credentials used by 185 additional devices of which 66 are ZyXEL devices
Manuf/OEM/ODM	MitraStar
Retail
FCC approval date	21 October 2009
ASIN	B004D16RBI
Country of manuf	China
Radio 1
Chip1	Broadcom BCM43222
Wireless interface OUI	C8:6C:87
Antenna Connector Type	none specified
MIMO status	2x2:2
Wireless Standard	IEEE 802.11b/g/n
802.11n	up to 300 Mbps
802.11g	up to 54 Mbps
802.11b	up to 11 Mbps
WiFi Operating Frequency	2.4 GHz
CPU1 brand Radio1 chip1 brand Radio1 chip2 brand ZyXEL P-870HN-51b Broadcom Broadcom ZyXEL P-870HN-53b Broadcom Broadcom ZyXEL P-870HNU-51c Broadcom Broadcom ZyXEL P-870HW-51a Broadcom Broadcom

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

For a list of all currently documented ZyXEL device with specifications, see ZyXEL.

• 300 Mbps - 2SS 2.4GHz 802.11n (40MHz chan.) = N300 class

Overview

2x USB 2.0 ports (unsoldered in the main board)

Board identifiers

• "45-402-000022", "Made in China" (top) and "BOBA B" and a 1109 [March 2011] date code (bottom) is silkscreened on board shown in images below.
• "45-402-000022", "Made in China" (top) and "AOAB B" and a 0928 [July 2009] date code (bottom) is silkscreened on the FCC EUT's board.

MitraStar (prev. part of ZyXEL) is the presumed manufacturer.

Pictures

User Americanbaseball Images

• external
• 

  front2

• 

  front1

• 

  back2

• 

  bottom

• internal
• 

  board

• 

  backside

• 

  flash