x20 firmware update blocks NVR from connecting

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x20 firmware update blocks NVR from connecting

This thread has been locked for further replies. You can start a new thread to share your ideas or ask questions.
x20 firmware update blocks NVR from connecting
x20 firmware update blocks NVR from connecting
2024-02-06 05:26:02
Model: Deco X20  
Hardware Version: V4
Firmware Version: 1.2.0 Build 20231221 Rel. 56452

I recently updated my Decos to the latest firmware and now my NVR cannot connect.  It seems none of the devices which are connected to the switch which is connected to the main Deco has access to the internet!?  What can I do to resolve this? I don't think I can go back to the previous firmware?

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#1
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3 Reply
Re:x20 firmware update blocks NVR from connecting
2024-02-07 07:10:42

  @semsao 

Hi, The firmware could be downgraded via firmware recovery.

But we can try some suggestions first:

1. Please disconnect the cable(or even replace a new cable) between the switch and the main Deco X20 first, then put it back.

2. Please go to Deco APP>More>Advanced>IPTV/VLAN, and make sure the IPTV ID is disabled.

 

If the issue still exists, please connect the switch behind one of the satellite Deco X20 to check whether it works or not.

By the way, may I know the model number of the switch?

Thank you very much and best regards.

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#2
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Re:x20 firmware update blocks NVR from connecting
2024-02-10 02:55:40

  @David-TP 

Hi David

 

1. I have tried what you suggested and no effect.

2. IPTV is disabled.

 

I tried to plug the ethernet cable from the NVR direct into the main Deco, still does not work.

 

The switch I am using is a tp-link TL-SG105(UN) v6.

 

Can I do the downgrade by simply choosing the old firmware file (downloaded from here) in the web management page?

 

David-TP wrote

  @semsao 

Hi, The firmware could be downgraded via firmware recovery.

But we can try some suggestions first:

1. Please disconnect the cable(or even replace a new cable) between the switch and the main Deco X20 first, then put it back.

2. Please go to Deco APP>More>Advanced>IPTV/VLAN, and make sure the IPTV ID is disabled.

 

If the issue still exists, please connect the switch behind one of the satellite Deco X20 to check whether it works or not.

By the way, may I know the model number of the switch?

Thank you very much and best regards.

 

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#3
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Re:x20 firmware update blocks NVR from connecting
2024-02-20 08:58:15

  @semsao 

Hi, Thank you very much for your time and patience.

Have you tried to connect the NVR to one of the satellite Deco X20?

As for the firmware downgrade, It can be done via firmware recovery:

How to use firmware recovery

Wait for your reply and best regards.

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#4
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