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FlowerShopGuy
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PPP (LTE\3G) Client doesn't work on any router with os 7.X on huawei e3372 stick

Mon Jan 15, 2024 11:59 am

I've moved on ROS7 again, and PPP is not working on any router that I tesed: HAP AC3, Mikrotik hAP ac lite and RB2011UIAS-RM - os 7.X version with huawei e3372 stick it just wont connet.
On ROS 6 (Tested on diferent versions: some old and latest one and on HAP AC3, Mikrotik hAP ac lite, RB2011UIAS-RM) - everething is working fine...
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Last edited by FlowerShopGuy on Mon Jan 15, 2024 12:30 pm, edited 2 times in total.
 
FlowerShopGuy
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Re: PPP Client doest work on any router os 7.X with huawei e3372 stick

Mon Jan 15, 2024 12:11 pm

Info is working fine btw
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FlowerShopGuy
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Re: PPP (LTE\3G) Client doesn't work on any router with os 7.X on huawei e3372 stick  [SOLVED]

Sat Jan 20, 2024 1:07 pm

Solved, thanks to Artis Bernāts from support@mikrotik.com for helping with that.
The 3g modem e3372h-153 with STICK firmware - sometimes on ROS 7 it sends wrong PPP chanel settings and thats why its not working.

By the these commands i've tried manually found the working channel:
/system serial-terminal usb1 channel=0
And for second channel
 /system serial-terminal usb1 channel=1
Checked what modem responds by sending the following commands using serial terminal
        ate1
        ati
        at+cpin?
        at+cfun?
        at+cgdcont?
        at+cgact?
        atd*99#
The last command will trigger ppp connection should return "CONNECT".
So i figured out that everything is working on 1 channel only not on both 0 and 1.
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divB
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Re: PPP (LTE\3G) Client doesn't work on any router with os 7.X on huawei e3372 stick

Tue Aug 20, 2024 11:32 am

Hi, and thank you for the hint.

But how do find the right channel for Data and Info? I assume it's just coincidence that they are the same for you?

For me, channel=1 answers to all the AT commands but I assume that's the Info channel, not the data channel right? How do I find out the data channel?