Flint 2 (GL-MT6000 ) - bug reports - collective thread

Any news about updates? 4.6.0 or 4.5.9?

@admins

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This 4.5.8 firmware is no different to any other if you ask me, maybe even worse, this was my speed test results on the 5ghz, with a Pixel 7 Pro, the upload was fine, but shouldnt be faster than the download speed, the 2.4ghz is still not even worth mentioning, and the router is still changing its own channel when it feels like it, im about 3 meters away from the router, but it makes no difference if im stood right under it.

That’s DFS. Completely normal.

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Hey everyone,

first of all: sorry for my bad english :smiley:

I’m an owner of the Flint 2 for a few months. I am using the router just for VPN services via Surfshark, I did not install any other plugins. Every evening, before going to bed, my wife or I switch off our modem and router and the next morning we turn them on again.

Today it happened for the second time that the Flint 2 (connected via Ethernet cable to the modem), does not send any wifi signal (so the Android App does not get any access). Turning the router on and off does not help the problem. I need to connect the router to my notebook via ethernet cable (and visting 192.168.8.1) and need to turn off VPN/Wireguard for just one time - after instantly turning it on again there are no more problems.

My problem is: I’m working as a field staff employee and so I’m not a home for a few days in a week. My wife is not technically proficient and would kill me if I’m not at home when this happens :rofl: Everything in our home (for example TV, Smart Speaker) is on the internet.

Is there anything to provide this instead of turning off VPN/Wireguard before turning off the router?

Thanks in advance.

Just keep the router running overnight and only disable Wi-Fi (which can be scheduled).
It won’t harm anyone and should be better for the hardware in general.

hmm ive not tested this but do you use multi wan?

If the awnser is no, then you might be able to disable its kmwan service in advanced settings/luci, this is in luci → system → startup you can disable and stop it.

Im aware since gl-inet changed mwan3 to kmwan since then this bug is present, but hard to replicate.

My belief is that the software is not always aware what the default gateway is, most side interfaces all have the checkbox default gateway checked, i think this may contributes to the conflict.

I realized when i was battling with a different router from gl-inet this was exact the cause also my wired connection failed to work because i had a custom vxlan interface and the solution was unchecking this checkbox on this interface, alternatively you also have metrics but i’d recommend to use that as a very last resort.

^ Maybe the issue is not entirely in kmwan but actually how the default gateway got defined, what i have learned from the standard openwrt is that default gateway only should be checked on the gateway interfaces i.e wan, or special interfaces like lan as default gateway route, all other interfaces such as modem these should have it unchecked since they are not in use, if they are it should be checked and unchecked on wan.

My suspicioun is that there is a rare condition where the default route gets unintentionaly put on a unused interface.

I have disabled it now. Thanks for your help, I will watch if this is the solution for the problem.
Other question: I plugged the ethernet cable which is connecting the router to the modem into the WAN port. Would it be also a solution just to plug it in one of the LAN ports? Or change it in the Admin Panel (“change to LAN”)? I got not other devices which need to be connected via cable.

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I believe that does not work in openwrt like that without modifications.

Then the protocol for the lan interface has to be changed from static to dhcp to have similar result as a non openwrt router, i.e the lan ports turn more into a switch.

You can edit the interface through luci → network → interfaces and then edit lan and change the protocol.

You may want to make a backup :+1:

and more to this, I wonder if one of the 1Gbit ports can be set as WAN?

i.e. - I have primary internet which is 2Gbit and backup link which is 1Gbit. I’d like to keep my second 2.5G port for uplink to LAN switch

Well, I rolled back to v4.5.6, no more wifi problems with my FP3. My FP3 (w/ /e/OS 1.21) and Flint2 v4.5.8 do not match :frowning:

I have this router since before launch, and it was unusable with frequent drops in connection a few months ago. Since then, I moved home to another country and got fibre at 8 Gbps. The ISP gave me a not so bad router with wifi 7, but the signal is not very strong… so decided to try my Flint2 again.

To my surprise, after the 4.5.8 update I no longer have any issue with the connection and I can see that speeds have also improved. I am seeing over 1.7 Gbps on speedtest over wifi 6e about 10 meters away, so I cannot complain for this price.

The wifi signal is also much stronger than the one from my ISP.
Thanks for this update.

The only thing I am waiting now, is for an option for running multiple wireguard vpn clients for different devices or domains.

Would also like to see a Flint 3 with 10 Gbps port or SPF+ and 320 Mhz wifi.

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Multipe vpn for different devices OR domains may be easy. But for both different device AND domains maybe very complicated.

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Is that something you need to develop or do we already have this feature available?
For me, I’ll be happy to see different VPN for each SSID.

E.g.

  • GL-MT6000-NordVPN-USA
  • GL-MT6000-NordVPN-France
  • GL-MT6000-Mullvad-Germany
  • GL-MT6000-NoVPN
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This should be possible via luci with PBR (policy based routing).

You have to create the WG connections (route allowed IPs disabled!), the virtual networks, which you need (similar to the guest network which already exists) and configure the firewall zones accordingly and PBR to route all traffic coming from that specific network you want through VPN. Then assign a SSID to the virtual network.

If you want I can create a small tutorial which is based on my setup that I use for VLANs → VPN routing on my RPi4. It should be very similar for different SSIDs.

The only problem I encountered with SSIDs of the Flint 2 is that so far I’m unable to create more than 2 SSIDs per WiFi interface (2,4, 5Ghz) via the 4.5.8 firmware and luci. You have to add the Wifi interface manually to the config to make the 2nd SSID work.

A third added SSID will use the same MAC/BSSID as the first SSID and therefore it can not work. I guess you have to set a custom BSSID/MAC.

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InviziBox2 does that.

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How to set the VPN policy to domain name and add the YouTube domains? Steps, please?

  • Built for speed! Capable of over 100Mbps VPN at peak

Thats not very fast compared to the 900Mbit WG VPN of the Flint 2

Do you want to bypass the VPN for Youtube or to use a VPN for it?

Can you find a way to reliably reproduce this problem?

You can set the VPN to domain based on the VPN panel, it will say global proxy by default, add the following domains to avoid YouTube ads:

youtube.com
youtube-ui.l.google.com
youtubei.googleapis.com
googlevideo.com
ggpht.com
ytimg.com
ytimg.l.google.com
s.ytimg.com
ytstatic.l.google.com

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Appreciated, but too much work for all that.

Gl-inet ideally should make the interface vor the VPN a bit like ASUSWRT… it allows you to connect to multiple VPN server simultaneously and then assign your client devices to connect to different VPN tunnels.

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