Switches for Surveillance
Switches for Business WiFi
Wireless Networking for Elevators
Omada Cloud Software Defined Networking (SDN)
Omada’s Software Defined Networking (SDN) platform integrates network devices, including access points, switches and gateways, providing 100% centralized cloud management. 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.
Omada WiFi 6 (802.11ax)
Need to deploy stable Wi-Fi in high-density environment? Try Omada Wi-Fi 6 technology!
Omada Wi-Fi 6 access points greatly improve experiences in high-density environments, and provides faster speed and greater range for more devices.
WPA3, the Newest Security Protocol
Want to enhance the network security in public WiFi and home WiFi? Try TP-Link WPA3 technology!
To maximum the safety of enterprise and your home WiFi, TP-Link is inserting WPA3, the latest encryption technology, into Omada access points, WiFi routers, range extenders, and more devices.
Power over Ethernet (PoE)
Need to deploy your surveillance cameras in your farm? Try TP-Link PoE technology to transmit power and data through one single Ethernet cable.
LiteWave Unmanaged Switches
Need to work at home or expand your wired connections? Try TP-Link LiteWave Switches!
The TP-Link LiteWave Unmanaged Switches provide the simplest and most affordable way to expand your wired network. Just plug and play!
JetStream 10G Smart Switches
Provide high levels of performance, scalability, and cost-effectiveness that SMBs require from their 10G networking solutions.
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Training & Certification
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Find the Stories
Replacement & Warranty
GPL Code Center
>How to find the hardware version on a TP-Link device
User Application RequirementConfiguration GuideQ&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 126.96.36.199/16.
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-ER5120 (UN) 4.0 only.
2. Your device's configuration won't be lost after upgrading.
Modifications and Bug Fixes:
First firmware released
Notes: For TL-ER5120(UN) V4.0
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.
1. The emulator is a virtual web GUI where you can experience the TP-Link product management panel.
2. The listed emulators might not have the latest firmware.
3. The features displayed are for reference, and their availability may depend on local regulations. For more information, please refer to the datasheet or product page.
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