Switches for Surveillance
Switches for Business WiFi
Wireless Networking for Elevators
Omada Cloud-Based Controller
Omada’s Software Defined Networking (SDN)
Omada creates a highly scalable network—all controlled from a single interface. Seamless wireless and wired connections are provided, ideal for use in hospitality, education, retail, offices, and more.
Pharos Long-Range Wireless
Need to transmit network to long range or remote areas? Try Pharos wireless solution!
Pharos is TP-Link's next-generation outdoor product series, providing long-range outdoor wireless networking solutions for applications such as WISP, Enterprise Bridge (P2P), and Wireless Surveillance (PtMP).
Worried about buffering when using outdoor wireless broadband? Try TP-Link MAXtream technology!
MAXtream, the breakthrough TDMA technology, makes outdoor AP smoother and produces more efficient communications.
Find the Stories
Replacement & Warranty
GPL Code Center
>How to find the hardware version on a TP-Link device?
TP-LINK IPSec VPN Client
Configuration GuideUser Application RequirementQ&A of functional explanation or specification parametersTroubleshootingFurther Assistance
A firmware update can resolve issues that the previous firmware version may have and improve its current performance.
IMPORTANT: To prevent upgrade failures, please read the following before proceeding with the upgrade process
1. Upgrade webserver's HTTPS encryption suite TLS version to 1.2.
2. Add support DHCP Option 66, Option 150, Option 159, Option 160, Option 176 and Option 242.
3. One-to-One NAT supports the loopback function of the WAN port.
4. Add HTTPS web server enable/disable button.
5. Support to obtain SNMP information through WAN port and VPN connection.
6. Support forward IPv4 Local Scope IP address as 18.104.22.168/16.
7. Optimize the mechanism of the session limit function.
8. Firewall optimization for PCI DSS vulnerability scanning.
9. Optimized the MAC address (WAN/LAN port) modification mechanism. If the MAC address in the backup file is not modified, the device will keep the default MAC address after restoring the backup file.
10. Optimize the DHCP Server mechanism, LAN devices can obtain IP addresses faster.
11. UPnP supports adding random codes to URL to prevent DNS Rebinding attacks.
12. Daylight saving time is adjusted from GMT to UTC.
13. Security vulnerability optimization.
1. Fix the bug that URL Filtering is unsuccessful when accessing a website subdirectory with “/”.
2. Fix the bug that the backup WAN port will not restore PPPoE dialing automatically when deleting the Link Backup entries.
3. Fix the bug that LAN PC may not be able to upload data to an external server.
4. Fix the bug that the UPnP NewExternalIPAddress interface cannot correctly obtain the IP address of WAN port.
5. Fix the bug that VPN cannot be used after creating multiple IPSec VPN entries.
6. Fix the bug that the VPN cannot be used normally after opening the DMZ function.
7. Fix the bug that the VPN clients at both ends of the IPSec VPN may not be able to communicate with each other after restarting the router or modifying the WAN mode.
1. For TL-ER6120 (UN) 3.0 only.
2. Your device's configuration won't be lost after upgrading.
Modifications and Bug Fixes:
First firmware released
Notes: For TL-ER6120(UN) V3.0
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.
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.
MaintenanceNetworkVPNLoad BalancingFirewallAccess ControlHardware Installation
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