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5G Raspberry Pi 4 Build w/ OpenWRT, ModemManager

Posted: Thu Mar 10, 2022 3:32 pm
by hazarjast
Hi All,
While the LBR20 w/ Voxel firmware is still my daily driver, I have been working on a 5G build featuring the Quectel RM502Q-AE on a Raspberry Pi 4 for hardware using OpenWRT and ModemManager on the software side. Since github and markdown lent themselves a little better to hosting the build content, I have posted the project over there in its entirety but wanted to post a link in the Tutorials section here as I am sure it will be of interest to this community. Also, this forum may lend itself better for posting feedback, asking questions, etc. Hope this project is useful for others beyond myself. It's definitely been a fun project thus far!

https://github.com/hazarjast/5g_rpi4_build

Cheers!

Re: 5G Raspberry Pi 4 Build w/ OpenWRT, ModemManager

Posted: Sat Mar 12, 2022 10:52 pm
by parkercs
Noticed that when you changed the LAN interface IP in LuCi you waited the full 90 seconds for it to timeout and then apply unchecked. Instead of doing this, the drop-down box next to the Save and Apply button has an Apply Unchecked button 😉.

Re: 5G Raspberry Pi 4 Build w/ OpenWRT, ModemManager

Posted: Mon Mar 14, 2022 7:35 am
by hazarjast
parkercs wrote: Sat Mar 12, 2022 10:52 pm Noticed that when you changed the LAN interface IP in LuCi you waited the full 90 seconds for it to timeout and then apply unchecked. Instead of doing this, the drop-down box next to the Save and Apply button has an Apply Unchecked button 😉.
Good call. I have corrected this, thank you.

Re: 5G Raspberry Pi 4 Build w/ OpenWRT, ModemManager

Posted: Sun Apr 24, 2022 9:09 am
by jimmyle1511
I want to build this as well.
How stable is this setup for whole-house:daily use comparing other routers with the same modem?

Thanks

Re: 5G Raspberry Pi 4 Build w/ OpenWRT, ModemManager

Posted: Sun Apr 24, 2022 9:53 pm
by hazarjast
I haven’t tested any other routers with this modem as a daily use setup but will say this setup has a current uptime of one month (31 days) since I deployed it so I would say it’s quite stable.