This Article applied to:

All Deco models

There are several typical network layouts for Ethernet Backhaul:

Case 1

Case 2

 

If your current network topology is similar to one of them, please refer to the following troubleshooting suggestions:

1. Temporarily the switch and connect the satellite Deco to the main Deco directly. If the Ethernet Backhaul is active immediately, please check whether your network switch supports IEEE 1905.1 protocol or not. Refer to Q4/Q5 in the below FAQ for more detailed explanation:

General questions about Ethernet Backhaul feature on your Deco

2. If the switch is confirmed IEEE 1905.1 protocol supported, please leave the model number of the switch here.

3. If you are using the TP-Link switches, login to the web UI of the switch, go to Monitoring > Loop Prevention to Disable the Loop Prevention:

 

Case 3:

Note: It also works in both wireless router and access point mode

 

 Please refer to the troubleshooting suggestions:

1. Change the Ethernet cable between the Deco nodes.

2. Swap the location of the satellite Deco nodes to confirm that the issue is not caused by a specific Deco.

If the issue persists, comment below with the following information:

--What kind of Ethernet cable do you use, like UTP Cat5e?

 --How long is the cable?

In the meantime, the following beta firmware has optimized the Ethernet Backhaul feature on Deco.

Please also install the firmware first and check whether Ethernet Backhaul could be successfully created.

>>How to update the firmware via web UI

Deco M4 V1/V2	1.5.5 build 20221124
Deco M4 V3	1.6.0 build 20221125
Deco M4 V4	1.0.0 build 20221020
Deco X20 V4	1.0.0 build 20220715
Deco X60 V2	1.5.1 build 20230130
Deco X60 V4	1.0.0 build 20221019

Note:

1. Be sure you have read the Terms and Conditions for TP-Link Beta Firmware before proceeding!