Search found 4 matches

by tilde
Thu Jan 19, 2023 1:50 am
Forum: Quectel Modems
Topic: Quectel RM520N-GL modem - Wrong mode? Not connecting to T-Mobile
Replies: 17
Views: 13906

Re: Quectel RM520N-GL modem - Wrong mode? Not connecting to T-Mobile

This issue was solved by getting an R15 T-Mobile SIM.
by tilde
Fri Jan 13, 2023 2:43 am
Forum: Quectel Modems
Topic: Quectel RM520N-GL modem - Wrong mode? Not connecting to T-Mobile
Replies: 17
Views: 13906

Quectel RM520N-GL modem - Wrong mode? Not connecting to T-Mobile

The first pair of these ZBT Z2101AX routers with Quectel RM520N-GL modems I ordered function fine and connect to T-Mobile without issue, but the three I just received do not connect to 4G LTE or 5G, either on the ZBT AC-Link firmware (forked Lede 17.01, not very modern) or when running this OpenWRT ...
by tilde
Fri Oct 14, 2022 10:25 pm
Forum: General and Unclassified
Topic: Trouble connecting to EC25-AF modem on WE826-WD
Replies: 3
Views: 3321

Re: Trouble connecting to EC25-AF modem on WE826-WD

Thanks for the pointer Didneywhorl !

I installed minicom, then ran minicom -s and edited the connection setting then chose exit, which put me into a prompt to send AT commands. Sending AT+QPRTPARA=3 then AT+QPRTPARA=1 then AT+QCFG="usbnet",0 and setting the APN to fast.t-mobile.com, TTL to 64 (in ...
by tilde
Fri Oct 14, 2022 1:50 pm
Forum: General and Unclassified
Topic: Trouble connecting to EC25-AF modem on WE826-WD
Replies: 3
Views: 3321

Trouble connecting to EC25-AF modem on WE826-WD

Hi,

I have a WE826-WD router running GoldenOrb_2022-10-06 with a Quectel EC25-AF modem installed.

I got it to connect to T-Mobile once by running an AT command to switch to MBIM mode, but the modem was having latency spike to 300ms to 500ms from sub-100ms, so I tried switching it to QMI mode and ...

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