Archer A7 keeps dropping internet WAN

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Archer A7 keeps dropping internet WAN

This thread has been locked for further replies. You can start a new thread to share your ideas or ask questions.
Archer A7 keeps dropping internet WAN
Archer A7 keeps dropping internet WAN
2021-09-08 04:15:34
Model: Archer A7  
Hardware Version: V4
Firmware Version:

I recently connected a Netgear LM1200 modem in bridge mode, and when connected to my PC it's fine. When connected to the WAN port of my A7, the router keeps dropping the connection saying WAN unplugged, then getting the same IP, and running that scenario over and over. This was not happening previously so it has to be something with the modem and router config. I've tried different cables, restarted, cloned the PC MAC address, changed IPs on the router... Nothing seems to make a difference. Any other suggestions?

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#1
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4 Reply
Re:Archer A7 keeps dropping internet WAN
2021-09-08 04:17:44
I should also say the modem control panel shows a steady connection, which was the experience when connected directly to the PC.
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#2
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Re:Archer A7 keeps dropping internet WAN
2021-09-08 08:50:42

@TN_Webhead 

 

Firstly, please review the settings and suggestions we provided in the below thread:

[Troubleshooting] Router Disconnects from Internet

 

If none helps, please tell us the below details, we will analyze further:

1. Who is your ISP?

2. What is the WAN connection type on the TP-Link router?

3. Save and email the System Log on the router (System Tools > System Log). Don't reboot the router, if the internet doesn't recover automatically, please login to the router page, go to Advanced > Network > Internet, click on the Connect/Disconnect to recover the connection on the router.

Nice to Meet You in Our TP-Link Community. Check Out the Latest Posts: Connect TP-Link Archer BE550 to Germany's DS-Lite (Dual Stack Lite) Internet via WAN Archer GE550 - BE9300 Tri-Band Wi-Fi 7 Gaming Router Archer BE800 New Firmware Added Support for EasyMesh in AP Mode, DoH&DoT, and 3-Band MLO Connection Archer AX90 New Firmware Added Support for EasyMesh and Ethernet Backhaul If you found a post or response helpful, please click Helpful (arrow pointing upward icon). If you are the author of a topic, remember to mark a helpful reply as the "Recommended Solution" (star icon) so that others can benefit from it.
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Re:Archer A7 keeps dropping internet WAN
2021-09-09 01:57:57

@Kevin_Z 

 

Thanks for your response. I did have most of the items already checked from that list. The ones I did not were updating the firmware and changing the DNS/gateway. Neither had any impact. Here are the answers for the other items:

 

1. Who is your ISP?

Verizon - connecting via a Netgear LM1200 4G LTE modem

 

2. What is the WAN connection type on the TP-Link router?

Dynamic IP

 

3. Save and email the System Log on the router (System Tools > System Log). Don't reboot the router, if the internet doesn't recover automatically, please login to the router page, go to Advanced > Network > Internet, click on the Connect/Disconnect to recover the connection on the router.

Logfile of my most recent attempt with the modem is attached. You'll see a comment where I changed the router IP and switched back to my original ISP and modem. Thank you for your help.

File:
syslog-2021-09-08.log.txtDownload
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#4
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Re:Archer A7 keeps dropping internet WAN
2021-09-09 02:38:06

@TN_Webhead 

 

Thanks for all the details. To locate this issue and try to fix it, we would like to follow up on your case via email. Please check your inbox and respond.

Nice to Meet You in Our TP-Link Community. Check Out the Latest Posts: Connect TP-Link Archer BE550 to Germany's DS-Lite (Dual Stack Lite) Internet via WAN Archer GE550 - BE9300 Tri-Band Wi-Fi 7 Gaming Router Archer BE800 New Firmware Added Support for EasyMesh in AP Mode, DoH&DoT, and 3-Band MLO Connection Archer AX90 New Firmware Added Support for EasyMesh and Ethernet Backhaul If you found a post or response helpful, please click Helpful (arrow pointing upward icon). If you are the author of a topic, remember to mark a helpful reply as the "Recommended Solution" (star icon) so that others can benefit from it.
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