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Buffalo AirStation Extreme AC1900 DD-WRT NXT router review

600 + 1300 Mbps
IEEE 802.11a/b/g/n/ac
Broadcom BCM4709A0 @ 1 GHz
512 MB / 128 MB

Buffalo introduced the AirStation Extreme AC1900 DD-WRT NXT router in 2015. It is powered by Broadcom BCM4709A0 @ 1 GHz chipset, 512 MB of RAM, and 128 MB of flash memory.

Curious if this Buffalo router is great? Find out soon!

Table of Contents

  • Buffalo AirStation Extreme AC1900 DD-WRT NXT 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
  • Verdict, Pros and Cons
  • Photos

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. The specs below rely on official manufacturer data, but we also consider user reviews. If you noticed any mistakes or missing details about the Buffalo AirStation Extreme AC1900 DD-WRT NXT, please let us know. Furthermore, we strive to deliver a thorough and precise overview.

Buffalo AirStation Extreme AC1900 DD-WRT NXT / WXR-1900DHPD

The AirStation Extreme AC1900 DD-WRT NXT is a cheap router. It supports Wi-Fi 5 (802.11ac) for faster wireless speeds. You can connect supported USB devices to the router. Buffalo has established a solid reputation as a reliable and reputable networking brand.

Buffalo AirStation Extreme AC1900 DD-WRT NXT specifications

BrandBuffalo
NameAirStation Extreme AC1900 DD-WRT NXT
TypeWXR-1900DHPD
Rating
Rated 3/5 based on 1477 user votes.
Launch2015

Body

Dimensions159 x 131 x 55 mm
Weight281 g

The dimensions and design of a router can impact its cooling capabilities. Routers with larger dimensions may have more space for internal cooling mechanisms. If you purchase a router online or have it shipped, the weight may affect the overall cost.

Buffalo AirStation Extreme AC1900 DD-WRT NXT (WXR-1900DHPD) / 3

System

ChipsetBroadcom BCM4709A0 @ 1 GHz
RAM512 MB
Flash128 MB
OSDD-WRT NXT
Power supply12 V / 3 A

The Buffalo AirStation Extreme AC1900 DD-WRT NXT router has a Broadcom BCM4709A0 @ 1 GHz processor. Some router features and software need a certain amount of RAM. They need it to work well. More storage space comes from a larger flash memory. It can accommodate future firmware upgrades. Buffalo often releases firmware updates. They improve the router's features, security, and bugs. They also add new features. The 12 V / 3 A PSU provides power to the router. If it breaks, you can replace it with a new one.

Buffalo AirStation Extreme AC1900 DD-WRT NXT (WXR-1900DHPD) / 1

Network

ProtocolsIPv4
IPv6
LAN ports4 x 10/100/1000 Mbps
WAN ports1 x 10/100/1000 Mbps
Mobile networkno
VPN supportPPTP
L2TP
OpenVPN

The AirStation Extreme AC1900 DD-WRT NXT router has built-in security features. They protect your network and devices. The IPv4 is the fourth iteration of the Internet Protocol (IP). It is the most widely used version of IP on the internet today. 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. They are essential to use all the available bandwidth.

This router ensures that you can use fast internet from your ISP fully. OpenVPN uses a certificate-based authentication system. This enhances security and provides a stronger method of identity verification. PPTP uses the Password Authentication Protocol (PAP). It also uses the Challenge Handshake Authentication Protocol (CHAP) for user authentication.

Buffalo AirStation Extreme AC1900 DD-WRT NXT (WXR-1900DHPD) / 4

Wireless

Antennas3 x 3 dBi
RP-SMA
2.4 GHzyes
5 GHzyes
60 GHzno
StandardsIEEE 802.11a/b/g/n/ac
ClassAC1900
Speed600 + 1300 Mbps
Transmit power22 dBm
SecurityWEP
WPA
WPA2
WPS
Guest networkyes

This router has 3 x 3 dBi, RP-SMA antennas. Antennas are key parts of wireless routers. They send and receive radio signals to make wireless connections. The AirStation Extreme AC1900 DD-WRT NXT is compatible with 2.4 GHz Wi-Fi networks. The 5 GHz band offers better noise immunity and less interference. It also has more available channels. The AC Wi-Fi router is backward compatible with older Wi-Fi devices that support 802.11a/b/g/n standards.

Real-world AirStation Extreme AC1900 DD-WRT NXT router speeds are lower than its theoretical maximum speed. WEP was the first Wi-Fi security protocol. But it is now seen as weak and easy to hack. The introduction of WPA2 (Wi-Fi Protected Access 2) improved upon WEP. It provides stronger security. WPS (Wi-Fi Protected Setup) provides an easy method. It connects devices to a Wi-Fi network.

Buffalo AirStation Extreme AC1900 DD-WRT NXT (WXR-1900DHPD) / 2

Connectivity

USB ports1 x USB 2.0
1 x USB 3.0
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. This makes it accessible to many devices. You can connect external storage devices such as USB flash drives or USB hard drives to your router.

Administration

Default IP192.168.11.1
Default usernameadmin
Default passwordpassword

If you can't log in to your Buffalo router's setup panel, try resetting it. A reset can help you troubleshoot. It is highly recommended to change the default password of your AirStation Extreme AC1900 DD-WRT NXT router. Do this after the initial setup.

Pros and Cons

Every router, including this Buffalo 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. We'll talk about what it does well and also where it could use some improvements. Just remember, this is just what I think, and you might see things differently.

Pros

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

Cons

  • missing Wi-Fi 6 support
  • incompatible with WPA3

Buffalo AirStation Extreme AC1900 DD-WRT NXT photos

Buffalo AirStation Extreme AC1900 DD-WRT NXT / WXR-1900DHPD photo
Buffalo AirStation Extreme AC1900 DD-WRT NXT / WXR-1900DHPD photo
Buffalo AirStation Extreme AC1900 DD-WRT NXT / WXR-1900DHPD photo
Buffalo AirStation Extreme AC1900 DD-WRT NXT / WXR-1900DHPD photo
Buffalo AirStation Extreme AC1900 DD-WRT NXT / WXR-1900DHPD photo
Buffalo AirStation Extreme AC1900 DD-WRT NXT / WXR-1900DHPD

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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.
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