I thought the stuffs get loaded into a ramdisk? Memory corruption can cause that stuff to go stupid. Lighttpd crashed and now can't be started since the binary in ramdisk is corrupt. I've seen this on M gear for ever. Even after a month on the tower, new radio out of the box. Just power cycle it. If the NVRAM took a shit, then you might be in trouble though. You can always try TFTP recovery from the ground.

On 10/27/2016 8:28 PM, Ken Hohhof wrote:

Not responding on port 80, it’s as if lighttpd or whatever it’s called isn’t running.

*From:*Af [mailto:[email protected]] *On Behalf Of *Timothy Steele
*Sent:* Thursday, October 27, 2016 8:19 PM
*To:* [email protected]
*Subject:* Re: [AFMUG] UBNT M series no web, can SSH, but many commands hang

Sounds like your radios are infected due to not updating the WEB UI will say corrupt flash and wireless function will stop but you would still be able to log into it

On Thu, Oct 27, 2016, 8:24 PM Mike Hammett <[email protected] <mailto:[email protected]>> wrote:

    I have 12 year old RouterBoards in the air, just humming along.  ;-)



    -----
    Mike Hammett
    Intelligent Computing Solutions <http://www.ics-il.com/>
    
<https://www.facebook.com/ICSIL><https://plus.google.com/+IntelligentComputingSolutionsDeKalb><https://www.linkedin.com/company/intelligent-computing-solutions><https://twitter.com/ICSIL>
    Midwest Internet Exchange <http://www.midwest-ix.com/>
    
<https://www.facebook.com/mdwestix><https://www.linkedin.com/company/midwest-internet-exchange><https://twitter.com/mdwestix>
    The Brothers WISP <http://www.thebrotherswisp.com/>
    <https://www.facebook.com/thebrotherswisp>


    <https://www.youtube.com/channel/UCXSdfxQv7SpoRQYNyLwntZg>

    ------------------------------------------------------------------------

    *From: *"Josh Reynolds" <[email protected]
    <mailto:[email protected]>>
    *To: *[email protected] <mailto:[email protected]>
    *Sent: *Thursday, October 27, 2016 7:23:27 PM
    *Subject: *Re: [AFMUG] UBNT M series no web, can SSH, but many
    commands hang

    Flash corruption happens over time, anywhere from 4-6 years from
    what I've seen on these.

    Normally by then there's some form of upgraded model to replace
    them with. They've definitely served their purpose by that point
    though.

    On Oct 27, 2016 7:05 PM, "That One Guy /sarcasm"
    <[email protected] <mailto:[email protected]>> wrote:

        wasnt one of the patch firmwares from the last fiasco
        corrupting flash?

        On Thu, Oct 27, 2016 at 7:03 PM, Ken Hohhof <[email protected]
        <mailto:[email protected]>> wrote:

            I’m starting to see a drip, drip, drip of UBNT M series
            radios in the field that don’t respond on the web
            interface but you can SSH in with the correct (non
            default) user/pass, and get various levels of
            functionality from there. Usually the wireless isn’t
            working, but I have one today that is fully functional as
            far as wireless and passing data.  Once you SSH in, a few
            commands work, but many just hang.  Like you can ls but
            not cd, cat, or vi.  It doesn’t seem to be infected, more
            like corrupted firmware in NVRAM or something, I wonder if
            the NVRAM is starting to fail in these radios.  I don’t
            think there’s enough working to reflash the firmware.

            I’ve just been replacing radios when this happens, but
            there seems to be a trend, and I’m wondering if this is a
            known thing.

            FYI, the UBNT malware tool connects via SSH and then goes
            off into checking and never reports anything, just hangs
            like the CLI commands.



--
        If you only see yourself as part of the team but you don't see
        your team as part of yourself you have already failed as part
        of the team.


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