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Availability: now

Manuf (OEM/ODM): Askey RTA7155W -D61

FCC approval date: 03 June 2011
Country of manuf.: China

Amazon image

B006N51T88 (Flag of the United Kingdom.svg, On Amazon, On CCC)
B00AAVW7G4 (Flag of the United Kingdom.svg, On Amazon, On CCC)
multiple revisions of this device, use caution

Type: wireless router, dsl modem

IC ID: 3568A-DSLN12U

Power: 12 VDC, 1.5 A
Connector type: barrel

CPU1: Ralink RT3052 (384 MHz)
CPU2: TrendChip TC3162LEM
FLA1: 8 MiB8,388,608 B <br />65,536 Kib <br />8,192 KiB <br />64 Mib <br />0.00781 GiB <br /> (Micron M25P128)
FLA2: 1 MiB1,048,576 B <br />8,192 Kib <br />1,024 KiB <br />8 Mib <br />9.765625e-4 GiB <br /> (Micron M25P80)
RAM1: 32 MiB33,554,432 B <br />262,144 Kib <br />32,768 KiB <br />256 Mib <br />0.0313 GiB <br /> (Winbond W9825G6JH-6)
RAM2: 2 MiB2,097,152 B <br />16,384 Kib <br />2,048 KiB <br />16 Mib <br />0.00195 GiB <br /> (Winbond W9816G6IH-6)

Expansion IFs: USB 2.0
USB ports: 1
Serial: yes

WI1 chip1: Ralink RT3052
WI1 802dot11 protocols: bgn
WI1 MIMO config: 2x2:2
WI1 antenna connector: U.FL

ETH chip1: Ralink RT3052
Switch: Ralink RT3052
LAN speed: 100M
LAN ports: 4


Additional chips
DSL AFE;TrendChip;TC3086;;1;QFN64;EPG;

Stock bootloader: U-Boot

Stock FW OS: Linux 2.6.21

Flags: ADSL2+

Default SSID: ASUS (94 addl. devices)
Default IP address:
the IP is used by 1239 additional devices
of which 161 are ASUS devices
Default login user: admin
Default login password: admin
admin:admin credentials used by 1278 additional devices
of which 191 are ASUS devices

802dot11 OUI: F4:6D:04 (5 E, 6 W)
Ethernet OUI: F4:6D:04 (5 E, 6 W)

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

Wireless-N300 ADSL Modem Router

Product page (A1) • Product page (B1)

ASUS's firmware seems to indicate this device is Ralink/TrendChip based..

"RTA7155W-D61" … is silkscreened on the board in the FCC photos.

The TrendChip ADSL SoC is probably a TC3162LE.

Per the manual, the default SSID is ASUS.

See also: ASUS and Askey

Additional specifications

per ASUS's product page

  • Memory:
8MB Flash/32MB SDRAM for Wi-Fi
1MB Flash/2MB SDRAM for ADSL
  • Antenna: 2x Fixed 5dBi antenna
  • Ports: 1x RJ11 for xDSL
4x RJ45 10/100 BaseT for LAN
  • USB Ports: 1x USB 2.0
  • Power Adapter:
AC Input : 100~240V (50/60HZ)
DC Output : 12V/1.5A
  • Dimensions (W x H x D): 179 mm x 37 mm x 119 mm
  • Weight: 345 g0.345 kg <br />12.168 oz <br />0.761 lbs <br />


Forum threads

Spec. aggregators


U-Boot 1.1.3 (Mar 31 2011 - 16:03:06) 
Board: Ralink APSoC DRAM: 32 MB 
relocate_code Pointer at: 81630000 
spi_wait_nsec: 3e 
spi deice id: 20 20 18 0 0 (20180000) 
find flash: M25P128 
Using default environment 
Ralink UBoot Version: 3.5 (03/31/2011) 
ASIC 3052F (DSL-N12U) (Port5<->None) 
DRAM component: 256 Mbits SDR 
DRAM bus: 16 bit 
Total memory: 32 MBytes 
Flash component: SPI Flash 
Date:Mar 31 2011 Time:16:03:06 
icache: sets:256, ways:4, linesz:32 ,total:32768 
dcache: sets:128, ways:4, linesz:32 ,total:16384 

   ##### The CPU freq = 384 MHZ ####