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Asus RT-AX56U router review

574 + 1201 Mbps
IEEE 802.11a/b/g/n/ac/ax
Broadcom BCM6755 @ 1.5 GHz
256 MB / 128 MB

Asus introduced the RT-AX56U router in 2019. It is powered by Broadcom BCM6755 @ 1.5 GHz chipset, 256 MB of RAM, and 128 MB of flash memory.

Want to know if the Asus made a really good router? Stick around until the end of our article!

Table of Contents

  • Asus RT-AX56U specifications
    • Body, dimensions, weight
    • System, chipset, RAM, flash, power supply
    • Network, protocols, WAN and LAN ports
    • Wireless, antennas, speed, security
    • Connectivity
    • Administration, user interface, login information
    • Links
  • Verdict, Pros and Cons
  • Photos
  • Comparisons

Our personal experiences and opinions form the basis of this article. We aimed to share insights on a topic, and we hoped others would find it useful and inspirational. If you noticed any mistakes or missing details about the Asus RT-AX56U, please let us know.

Asus RT-AX56U / RT-AX56U

The RT-AX56U supports Wi-Fi 5 (802.11ac) for faster wireless speeds. Asus routers are well-liked because of their user-friendly design.

Asus RT-AX56U specifications

BrandAsus
NameRT-AX56U
TypeRT-AX56U
Rating
Rated 3/5 based on 1257 user votes.
Launch2019

Body

Dimensions223.5 x 129.3 x 47.5 mm
Weight456 g

The dimensions of a router can impact its cooling capabilities. Larger routers have more room for internal cooling. If you buy a router online or have it shipped, the weight may affect the total cost.

Asus RT-AX56U (RT-AX56U) / 1

System

ChipsetBroadcom BCM6755 @ 1.5 GHz
RAM256 MB
Flash128 MB
OSAsus
Power supply12 V / 2 A

The Asus RT-AX56U router has a Broadcom BCM6755 @ 1.5 GHz processor. Some router features and software work best when they have enough RAM to help them.

Asus RT-AX56U (RT-AX56U) / 3

Network

ProtocolsIPv4
IPv6
LAN ports4 x 10/100/1000 Mbps
WAN ports1 x 10/100/1000 Mbps
Mobile networkyes, with USB dongle
VPN supportPPTP
L2TP/IPSec
OpenVPN

The latest firmware supports IPv6. It provides a system to identify and locate computers on networks. If you have a 1 Gbps or faster internet plan, you need gigabit Ethernet ports. The RT-AX56U ensures that you can use fast internet from your ISP fully. The RT-AX56U router supports 3G or 4G dongles, allowing you to connect to a cellular network. OpenVPN uses a certificate-based authentication system. This enhances security and provides a stronger method of verification. IPsec is a widely supported standard. It's used by many network devices and operating systems.

Asus RT-AX56U (RT-AX56U) / 2

Wireless

Antennas2 x 4 dBi
fixed
2.4 GHzyes
5 GHzyes
60 GHzno
StandardsIEEE 802.11a/b/g/n/ac/ax
ClassAX1800
Speed574 + 1201 Mbps
Transmit power25 dBm
SecurityWEP
WPA
WPA2
WPS
Guest networkyes

Many IoT devices, smart home devices, and older Wi-Fi devices mainly use the 2.4 GHz band. The 5 GHz band offers better noise immunity and less interference. This router is a Wi-Fi 6 router. 802.11ax is the sixth-generation Wi-Fi standard, commonly referred to as Wi-Fi 6. The introduction of WPA2 (Wi-Fi Protected Access 2) improved upon WEP. It provides stronger security. The Wi-Fi Protected Setup (WPS) lets you join a safe wireless network with the push of a button or a simple PIN entry.

Connectivity

USB ports1 x USB 2.0
1 x USB 3.1
Print serveryes
File serveryes

The USB 2 port has a maximum theoretical data transfer rate of 480 megabits per second (Mbps). The USB 3 ports provide a fast interface for external storage with data transfer rates of up to 4.8 Gbps. USB print servers let you connect a USB printer to your network. You can connect external storage devices such as USB flash drives or USB hard drives to your router.

Administration

Default IP192.168.1.1
Default usernameadmin
Default password[blank]

If you can't log in to your Asus router's setup panel, try resetting it. A reset can help you troubleshoot. It is highly recommended to change the default password of your RT-AX56U router. Do this after the initial setup.

Official sitehttps://www.asus.com/

Pros and Cons

Every router, including this Asus one, has its good sides and not-so-good sides. Let's take a closer look at both to get a full understanding of what this router can do. Just remember, this is just what I think, and you might see things differently.

Pros

  • generous memory
  • adequate flash
  • IPv6 capable
  • high-speed LAN port
  • high-speed WAN port
  • 3/4G USB modem capable
  • supports OpenVPN
  • works on 5 GHz band
  • 802.11ax certified
  • decent Wi-Fi performance
  • WPS friendly
  • USB 2 compatible
  • USB 3 compatible
  • printserver functionality
  • fileserver operation

Cons

  • incompatible with WPA3

Asus RT-AX56U photos

Asus RT-AX56U / RT-AX56U photo
Asus RT-AX56U / RT-AX56U photo
Asus RT-AX56U / RT-AX56U photo
Asus RT-AX56U / RT-AX56U photo
Asus RT-AX56U / RT-AX56U

Asus RT-AX56U comparisons

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Updated: May 25, 2024

Robert Miller
For over 15 years, I've immersed myself in the world of networking devices as a tech aficionado. I've dedicated myself to thoroughly testing and analyzing routers and other networking gear. I aim to provide thorough reviews. They will give you the knowledge needed to improve your network.