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ASUS RT-N56U A1 (V1)
Availability: common

Manuf (OEM/ODM): Arcadyan WG9117C22 -ASU (EU)

FCC approval date: 19 October 2010
(Est.) release date: 30 October 2010
191120091266 (UPC DB, On eBay)
610839332465 (UPC DB, On eBay)
4719543332467 (UPC DB, On eBay)
Country of manuf.: Taiwan

Amazon image

B0049YQVHE (Flag of the United States.svg, On Amazon, On CCCmultiple uses)
multiple revisions of this device, use caution
On Newegg

Type: wireless router

IC ID: 3568A-RTN56U

Power: 19 VDC, 1.58 A
Connector type: barrel
Conn. measurements: 2.4 mm (OD), 0.6 mm (ID), 7 mm (LEN)

CPU1: Ralink RT3662F (500 MHz)
FLA1: 8 MiB8,388,608 B <br />65,536 Kib <br />8,192 KiB <br />64 Mib <br />0.00781 GiB <br /> (Macronix MX29LV640EBTI-70G)
RAM1: 128 MiB134,217,728 B <br />1,048,576 Kib <br />131,072 KiB <br />1,024 Mib <br />0.125 GiB <br /> (Winbond W971GG6JB-18)

Expansion IFs: USB 2.0
USB ports: 2
Serial: yes, internal, unpopulated, 4-pin header, (57600,8,N,1), 3.3V TTL, J12

WI1 chip1: Ralink RT3662F
WI1 802dot11 protocols: an
WI1 MIMO config: 2x3:2
WI1 antenna connector: none
WI2 chip1: Ralink RT3092L
WI2 802dot11 protocols: bgn
WI2 MIMO config: 2x2:2
WI2 antenna connector: none

ETH chip1: Ralink RT3662F
Switch: Realtek RTL8367M
LAN speed: 1G
LAN ports: 4
WAN speed: 1G
WAN ports: 1


Additional chips
2.4GHz Power Amplifier IC;Richwave;RTC6691;683, 6691, A147;2;
5GHz Power Amplifier IC;SiGe;SE2537L;SiGe, 2537L, 141AL;2;
3A Low Dropout Adj. Regulator;ANPEC;APL1085;APL1085, VNCB0;1;
23V, 3.5A, Step-Down DC/DC Converter;Fiti;FR9888;FR9888, G1141, 1A78S;3;

Stock bootloader: U-Boot 1.1.3 Ralink

Stock FW OS: Linux 2.6.36

TPFirmware supported: Padavan • (List), OpenWrt • (List | Dev | DLs), LEDE Project (obsolete, OpenWrt) • (List)

Default SSID: ASUS (94 addl. devices)
, ASUS_5G (44 addl. devices)
Default IP address:
the IP is used by 1248 additional devices
of which 162 are ASUS devices
Default login user: admin
Default login password: admin
admin:admin credentials used by 1281 additional devices
of which 192 are ASUS devices

802dot11 OUI: 20:CF:30 (2 E, 2 W), 54:04:A6 (3 E, 3 W), BC:AE:C5 (4 E, 4 W), C8:60:00 (2 E, 2 W), F4:6D:04 (5 E, 6 W)
Ethernet OUI: 20:CF:30 (2 E, 2 W), 54:04:A6 (3 E, 3 W), BC:AE:C5 (4 E, 4 W), C8:60:00 (2 E, 2 W), F4:6D:04 (5 E, 6 W)

 CPU1 brandWI1 chip1 brandWI2 chip1 brand
ASUS RT-N56URalinkRalinkRalink
ASUS RT-N56U B1MediaTekMediaTekMediaTek

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

Dual-Band Wireless-N600 Gigabit Router

Product page  • Support page  • Downloads

OEM: Arcadyan WG9117C22-ASU (EU)

  • Simultaneous Dual-Band, Gigabit Ethernet
2x USB 2.0 ports for Printers and Storage
Android (3G/4G) USB Tethering


  • Dual-band for lag-free entertainment
  • 5x faster Gigabit internet surfing with hardware NAT
  • Powerful Online Multitasking at up to 300,000 Data Sessions
  • Twin USB ports enable multi-role usability


  • Product Segment: N600 enhanced
Wi-Fi performance: 300 + 300 Mbps
  • Operating Frequency: 2.4GHz / 5GHz
  • Antenna:
2.4GHz: 2x 3.8dBi internal antenna
5GHz: 3x 5.1dBi internal antenna
  • Memory: Flash: 8MB, RAM: 128MB
  • Ports: 2x USB 2.0
WAN: 1x RJ45 GbE (10/100/1000 BaseT)
LAN: 4x RJ45 GbE (10/100/1000 BaseT)
  • Power Supply:
AC Input : 110~240V (50/60Hz)
DC Output : 19V with max. 1.58A current
  • Dimensions: 172mm x 145mm x 60mm (WxDxH)
  • Weight: 330g

Additional external links


Firmware downloads

Forum threads


Per the FoxNetwork review, the default SSIDs
are presumed to be ASUS and ASUS_5G.


Detailed P/Ns used in this entry are per this blog..
CPU: Ralink RT3662F WiSoC (802.11an 2T2R 5GHz)
Flash: Macronix MX29LV640EBTI-70G (8MB NAND)
RAM: Samsung K4T1G164QE-HCF7 (128MB DDR2)
WLAN: Ralink RT3092L (802.11bgn 2T2R 2.4GHz)
Switch: Realtek RTL8367M (GbE)