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Ociple
Posts: 1
Joined: 09 Dec 2024, 09:58

PPP widget not work with satellite phone as modem

Post by Ociple » 09 Dec 2024, 10:00

Hello Im trying to use ppp widget3 on android tablet and connecting it to thuraya satellite phone as modem to connect to grps Devices used: Samsung tablet N5100 (custom rom) rooted PPP widget3 (root permissions) Thuraya so-2510 phone as modem The problem is when connecting thuraya so-2510 to samsung n5100 using OTG the device detect thuraya phone and ppp widget does not detect it as modem or i believe it can't trigger it into modem mode Here is usb log+ppp log from the ppp widget app

"
USB log

May 1, 2024 9:51:27 AM

Device manufacturer string: samsung
Total RAM: 1880 MB. Available RAM: 1266 MB

New device on /dev/bus/usb/001/007
Class of interface 0 is 0xFF
Looking at USB device 148f:5370 with class 255
Device top dir: /sys/bus/usb/devices/1-1, active cfg: 1
Active configuration ID: 1
Device layout (config 1) - cl:00 sc:00 pr:00
if:0 as:0 - cl:ff sc:ff pr:ff - bi:81 bo:01 bo:02 bo:03 bo:04 bo:05 bo:06

Found 1 serial ports (0)
No dedicated modem port found
The number of undefined serial ports is 1;
if automatic pick doesn't work, try others
See config option "Manual port selection"
Port 0 has type SERIAL
Using port 0 for connecting
Opening port type SERIAL (interface 0)
"

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"
ppp log

May 1, 2024 9:51:28 AM

Total RAM: 1880 MB. Available RAM: 1264 MB

Starting modem command sequence (Init) ...
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ATE0
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ATE0
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ATE0
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ATE0
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ATE0
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ATE0
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ATE0
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ATE0
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ATE0
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ATE0
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ATE0
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ATE0
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ATE0
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ATE0
No modem reply
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"


Note i did try huawei modem and it works fine ppp widget detect it and connected Samsung n5100 detect the thuraya phone when i connecting it i did use app called (usb device info) and got this when connecting the thuraya to n5100 the result in this picture
geometry dash lite
Image

Josh
Site Admin
Posts: 6592
Joined: 03 Nov 2007, 00:30

Re: PPP widget not work with satellite phone as modem

Post by Josh » 12 Dec 2024, 19:38

Hmm, the phone should provide a normal serial port (CDC ACM, to be precise). Also, it should respond to classic AT commands.

I'll have a look into the code.

Josh
Site Admin
Posts: 6592
Joined: 03 Nov 2007, 00:30

Re: PPP widget not work with satellite phone as modem

Post by Josh » 12 Dec 2024, 19:57

Ah - it seems that PPP Widget picks a different USB device. Sometimes, there may be internal components that are technically connected as USB devices. I have that in my mobile- enabled Samsung tablets as well.

You can see that the USB ID does not match with the phone:
  • The sat phone has the USB ID 1a26:09ce
  • But PPP Widget tries to use annother device with the USB ID 148f:5370
There is a feature in the configuration where you can add USB IDs that are to be ignored. Try to enter 148f:5370 there, then reconnect your phone.

Josh
Site Admin
Posts: 6592
Joined: 03 Nov 2007, 00:30

Re: PPP widget not work with satellite phone as modem

Post by Josh » 10 Jul 2025, 19:54

Just place the widget on a workspace and touch "Configure".

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