TP-Link TL-MR3420 Router with 3G and Wi-Fi 802.11n — Introduction

Category : TL-MR3420


TP-Link TL-MR3420 differs from many of his fellow 3G-enabled modems.

Just in case, when the main provider has stopped working, and the Internet very well, like.

This feature is relevant and summer, during the summer season.

In addition, the TL-MR3420 is not very expensive, and full Wi-Fi 802.11n support

TP-Link TL-MR3420 primarily interested in the fact that it supports not only the usual wired WAN-connection,

but also 3G-modem. Thus, the connection to the network can be used as a backup channel for access

to the Internet in those moments when the main ISP suddenly decides to conduct maintenance work or simply “fall.”

This possibility is useful for organizing wireless network in the country, where the wired network is generally absent.

Looking ahead to say that TP-Link TL-MR3420 – it’s pretty good solution for small office or a particularly fastidious users,

who need to always be online. If the “fall” in the main channel network, it will automatically be picked up 3G-connection.

However, the opposite situation is possible when the mobile Internet is used as the core, and a wired connection will be waiting in the wings.

However, we must recognize that the TP-Link TL-MR3420 has some, well, strange and quite obvious shortcomings.

Look at the possibilities of a TP-Link Router in more detail.

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TP-Link TL-MR3420 Router with 3G and Wi-Fi 802.11n — Quick Setup Capabilities


Category : TL-MR3420

Web-based interface, as well as opportunities and TP-Link TL-MR3420 also largely similar to other models of functional router TP-Link.

IP-address defaults to, and login and password for admin.

Left in the interface is the main menu displayed in the center of adjustable parameters,

and to the right shows a little help on him. Unfortunately,

the translation of web-based interface to Russian language in the TP-Link has not yet been attended to.

The default home page appears with basic information about the state of the router,

the status of current connections, the volume of data transferred and so on.

Tp-Link Quick Setup

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Why I can not connect TP-Link TL-WR741ND to my AP via wireless by using WDS?


Category : TP-Link Wireless

  • Does the main AP support WDS (4 MAC address data frame)?
  • The WDS function using 4 MAC address data frame ( Which called WDS feature),
    so it need the AP also using 4 MAC address when sending/receiving
  • This issue is the same on other 11N tp-link wireless router

What is the different of WDS between TP-Link 11n device and 11b/g device?

Category : TP-Link Wireless

WDS – Wireless Distribution System
It defines connecting the TP-LINK wireless device via wireless, such as connect two wireless routers or Access Points via wireless.
And for this proposal it need the devices support Four MAC address Frame.
We also call this as WDS (technology).

  • For TP-LINK 11b/g router and Access Point, and 11n Access Point
    They support WDS (technology), and we can use Bridge mode or Repeater mode to connect two wireless routers or Access Points together via wireless
  • For TP-LINK 11n router
    Support WDS (technology), and we can use the WDS function to connect the router to another one via wireless.
    In fact, this WDS function is AP+APC mode, just we call it WDS function,
    because it is a method of connecting two wireless device according to the WDS technology
    And Please also note, this WDS function only can connect to the TP-LINK wireless device which support WDS (technology)

Why I can not access the shared files after I did some changes on the Network Sharing feature (Sharing Name or Account settings) with TP-LINK TL-WR1043ND?


Category : TP-Link Wireless

After you did the changes on the Network Sharing feature of Tp-Link TL-WR1043ND,
you may get a message as the following when you accessing the shared files.

tp-link TL-WR1043ND

The reason is your computer saved the old settings and does not match the new settings.
Do the command net use \\\share name/delete /yes will solve this issue

Tp-link net use

In different operating systems ( Windows 98 and MAC/Linux and Vista ), Tp-Link Wireless router configuration problem.

Category : TP-Link Wireless

1 Question
Why I can not use WPA/WPA2-PSK on Windows 98?

Only WEP supported by Windows 98

2 Question
Does TP-LINK wireless router work with MAC/Linux computer?

Yes, the router is a independent device and can works with mostly systems which support Standard TCP/IP communication

3 Question
Why my wireless network of Tp-Link Wireless router shows a Red-Cross when I searching for the available wireless networks on Vista?


  • This issue might be available on Vista
  • This is due to the wireless security/password of the Tp-Link wireless router changed,
    but your computer already saved the old wireless password in the profile,
    so they are not compatible.
  • Please go to Start Menu -> Control Panel ->
    Network and Internet (or Network and Sharing Center) -> Manage Wireless Network,
    then remove the existing profiles.
    Then you can connect to your wireless network again.

I can not go to Internet with Tp-Link wireless router?

Category : TP-Link Wireless

Sign in to Tp-link management interface:

Click Hardware Connection -> Configuration LAN -> Wireless

1. Check Wireless/LAN connection & IP configuration

2. Check Internet connection type and WAN Status page

3. Check firmware version

4. Test with computer directly connected (Without Router)

5. Test with manually assigned DNS (With Router)

Why My 11N Tp-Link Router is not working on 300Mbps?

Category : TP-Link Wireless

  • Environment & Distance (Signal Strength is not strong to support 300Mbps)
  • Wireless Adapter compatibility, 11b/g or 11b/g/n?
  • Channel Bandwidth of the router, 20M/40M/Auto?
  • Channel Bandwidth of the wireless Adapter, 20M/40M/Auto?
  • Compatible problem?

The above factors will affect Tp-Link router.