After starting NetworkManager and selecting the SkyLink connection: CDMA modems usually only have one AT-capable port, and the other ports use a Qualcomm proprietary “diagnostic mode” that is not well documented or reverse-engineered. Got failure code The error occurs even before dialing Steps to Reproduce: It also looks like there’s a bug in pppd where pppd crashes the “Fatal signal 11” is a segfault which indicates a bad error in pppd. When I insert the modem:

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In Fedora this modem works as is. I could not reproduce that bug. CDMA modem connection failed: Comment 46 Fedora Update System Comment 36 Dan Williams Comment 42 Anydafa Bukanov Just to clarify what you said here: Attachments Terms of Use Add an attachment proposed patch, testcase, etc.

NetworkManager Show other bugs.

This can also be confirmed using wvdial. After selecting the modem from NetworkManager menu when modem is connected to the network: Comment 44 Dan Williams If problems still persist, please make note of it in this anydatta report.


I can certainly add them back into the provider info. Looks like ModemManager tries both serial ports and modem doesn’t like it.

Comment 28 Dan Williams Comment 6 Miroslav Pragl Also I can provide any additional information or debug info if necessary. Comment 18 Dan Williams Sent 0 bytes, received 0 bytes.

Aeu 4 Miroslav Pragl Fatal signal 11 Jan 20 Comment 38 Igor Bukanov Can you reboot again and try a few times and confirm that things work as expected? It may have a bug or two, but we’ll fix that. Comment 41 Igor Bukanov Comment 49 Stanislav Hanzhin Comment 17 Dan Williams Comment 24 Dan Williams Comment 20 Igor Bukanov Bus Device Comment 37 Dan Williams Comment 33 Dan Williams I’m developing an AnyData plugin for modem-manager that we can use to test.

After inserting the modem: