Download for TL-ER6120 V2

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>¿Cómo encontrar la versión de hardware en un dispositivo de TP-Link?

IMPORTANT: Model and hardware version availability varies by region. Please refer to your TP-Link regional website to determine product availability.
Visión General

Preguntas Frecuentes


A firmware update can resolve issues that the previous firmware version may have and improve its current performance.

To Upgrade

IMPORTANT: To prevent upgrade failures, please read the following before proceeding with the upgrade process

  • Please upgrade firmware from the local TP-Link official website of the purchase location for your TP-Link device, otherwise it will be against the warranty. Please click here to change site if necessary.
  • Please verify the hardware version of your device for the firmware version. Wrong firmware upgrade may damage your device and void the warranty. (Normally V1.x=V1)
    ¿Cómo encontrar la versión de hardware en un dispositivo de TP-Link?
  • Do NOT turn off the power during the upgrade process, as it may cause permanent damage to the product.
  • To avoid wireless disconnect issue during firmware upgrade process, it's recommended to upload firmware with wired connection unless there is no LAN/Ethernet port on your TP-Link device.
  • It's recommended that users stop all Internet applications on the computer, or simply disconnect Internet line from the device before the upgrade.
  • Use decompression software such as WinZIP or WinRAR to extract the file you download before the upgrade.
Fecha de Publicación: 2018-12-26 Idioma: English Tamaño de Archivo: 15.18 MB

Modifications and Bug Fixes:

1. Enhanced contents of System Log module;
2. Enhance the Firewall module for VPN;
3. Fix the bug that it cannot establish L2TP over IPsec VPN connection when NAT exists;
4. Fix the bug that DHCP server will hang when modifying it after assigning IP to clients with the same name;
5.Fix the bug that backup WAN cannot take effect when primary WAN dial up successfully but is offline.
6. Add multi WANs selection for NAT/Policy Routing/primary WAN of Link Backup;
7. Add Only, Priority two modes for Policy Routing feature;
8. Add two sub-modes of Failover mode for Link Backup feature;

9. Add the support of DNS proxy based TCP;
10. IP-MAC Binding entries will no longer take effect when ARP Spoofing Defense is disabled. 

11. DDNS can create entries for different domain names with the same account;

12. Web filtering changes to case-insensitive;

13. HTTPS web management can be disable.


For TL-ER6120(UN) V2

Fecha de Publicación: 2018-02-09 Idioma: English Tamaño de Archivo: 15.05 MB

Modifications and Bug Fixes:
1. Fixed the security hole of zero-day flaws and dnsmasq;
2. Enhanced the function of Virtual Server;
3. Add the bulk import option in ARP scanning;
4. Add the conflict detection mechanism of IPSec VPN Local Subnet and Remote Subnet;
5. Fix the problem of static routing via LAN interface;
6. Enhanced the Traffic Statistics;
7. Enhanced the stability of Load Balancing/VPN;
8. Fix the DDNS problem which will update the wrong WAN IP;
9. Fix some save config issue on the page.

For TL-ER6120 V2

Fecha de Publicación: 2017-06-09 Idioma: English Tamaño de Archivo: 15.04 MB

Modifications and Bug Fixes:

Bug Fixes:
1. Fixed the issue of DNS can't take effect when using the WAN connection type of L2TP.
2. Fixed the issue of NTP Server can't get time automatically after reboot.


For TL-ER6120(UN) V2

To Use Third Party Firmware In TP-Link Products

Some official firmware of TP-Link products can be replaced by the third party firmware such as DD-WRT. TP-Link is not obligated to provide any maintenance or support for it, and does not guarantee the performance and stability of third party firmware. Damage to the product as a result of using third party firmware will void the product's warranty.

Open Source Code For Programmers (GPL)

Please note: The products of TP-Link partly contain software code developed by third parties, including software code subject to the GNU General Public Licence (“GPL“), Version 1/Version 2/Version 3 or GNU Lesser General Public License ("LGPL"). You may use the respective software condition to following the GPL licence terms.

You can review, print and download the respective GPL licence terms here. You receive the GPL source codes of the respective software used in TP-Link products for direct download and further information, including a list of TP-Link software that contain GPL software code under GPL Code Center.

The respective programs are distributed WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the respective GNU General Public License for more details.

Software Cliente VPN IP Sec

Fecha de Publicación: 2012-04-24 Idioma: English Tamaño de Archivo: 5.81 MB
Sistema Operativo: Win2000/XP/2003/Vista/7


  1. The VPN Client software, Download tool and User Guide are in this folder. You can click TheGreenBow VPN Client to install the VPN Client or click TP-LINK VPN Client to download the latest software, what's more, please refer to IPSec VPN Client User Guide for the detailed using instructions.
  2. The IPsec VPN Client recommended by TP-LINK is a trial version. Please purchase full license from TheGreenBow through the link on the software, if required:

Código GPL


Versión de Firmware
Working Mode
T2700G-28TQ License Download
License Model: T2700G-28TQ-L1000

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