Asus RT-AC51U User Manual

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5.2 Firmware Restoration
Firmware Restoration is used on an ASUS Wireless Router that
failed during its rmware upgrading process. It uploads the
rmware that you specify. The process takes about three to four
minutes.
To launch the rescue mode and use the Firmware Restoration
utility:
1. Unplug the wireless router from the power source.
2. Hold the Reset button at the rear panel and simultaneously
replug the wireless router into the power source. Release the
Reset button when the Power LED at the front panel ashes
slowly, which indicates that the wireless router is in the rescue
mode.
3. Set a static IP on your computer and use the following to set up
your TCP/IP settings:
IP address: 192.168.1.x
Subnet mask: 255.255.255.0
4. From your computer’s desktop, click
Start > All Programs > ASUS Utility RT-AC66U Wireless
Router > Firmware Restoration.
IMPORTANT: Launch the rescue mode on the router before using the
Firmware Restoration utility.
NOTE: This feature is not supported on MAC OS.

Asus RT-AC51U Specifications

General

Ethernet LAN	Yes
Cabling technology	10/100Base-T(X)
Networking standards	IEEE 802.11a, IEEE 802.11ac, IEEE 802.11b, IEEE 802.11g, IEEE 802.11n
Ethernet LAN data rates	10, 100 Mbit/s
Ethernet LAN interface type	Fast Ethernet
Wi-Fi band	Dual-band (2.4 GHz / 5 GHz)
Wi-Fi standards	802.11a, Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n)
Top Wi-Fi standard	Wi-Fi 5 (802.11ac)
WLAN data transfer rate (max)	433 Mbit/s
USB version	2.0
Rack mounting	-
Frequency band	2.4 & 5 GHz
Frequency range	2.4 - 5 GHz
USB ports quantity	1
WLAN data transfer rates supported	1, 2, 5.5, 6, 9, 12, 18, 24, 36, 48, 54, 300, 433 Mbit/s
Ethernet LAN (RJ-45) ports	5
Supported network protocols	IPv4, IPv6
Antennas quantity	3
Security algorithms	128-bit WEP, 64-bit WEP, WPA, WPA-PSK, WPA2, WPA2-PSK, WPS
Product color	Black
AC input voltage	110 - 240 V
Power source type	AC
AC input frequency	50 - 60 Hz
Cables included	LAN (RJ-45)
Harmonized System (HS) code	85176990

Weight and Dimensions

Depth	129 mm
Width	189 mm
Height	36 mm
Weight	270 g