Must be intimidating to have "smart" in your company name.
bp
<part15sbs{at}gmail{dot}com>
On 10/31/2019 4:23 PM, Jeff Broadwick - Lists wrote:
> My favorite Smartbridges story happened at the Wispcon in Dallas. I was
finishing up setting up my booth for ImageStream and so was Tracy from Electrocom.
The SB engineers were having a terrible time setting theirs up...and I know they
were way smarter dudes than me. We got it up for them. :-)
>
> Jeff Broadwick
> CTIconnect
> 312-205-2519 Office
> 574-220-7826 Cell
> [email protected]
>
>>> On Oct 31, 2019, at 6:05 PM, Bill Prince<[email protected]> wrote:
>>
>> The one thing I remember was that they (the smartbridges) almost always
failed by filling with water. I would be willing to bet there is a powershot hiding
in a box somewhere.
>>
>>
>>
>> bp
>> <part15sbs{at}gmail{dot}com>
>>
>> On 10/31/2019 2:53 PM, Ken Hohhof wrote:
>>> Remember the Powershots? I still occasionally find those in the van or
>>> under furniture, they're like cockroaches.
>>>
>>>
>>>
>>> And what was the marking on that stupid 26 AWG Cat5 cable, something like
>>> Space Station Cable or Astronaut Cable?
>>>
>>>
>>>
>>>
>>>
>>> From: AF<[email protected]> On Behalf Of Bill Prince
>>> Sent: Thursday, October 31, 2019 3:21 PM
>>> To:[email protected]
>>> Subject: Re: [AFMUG] 450 SM lost config, feature key, and radio calibration
>>>
>>>
>>>
>>> We used a few smartbridges for some intralan building-building type links.
>>> Wow. I'd almost forgotten how bad those things were.
>>>
>>>
>>>
>>> bp
>>> <part15sbs{at}gmail{dot}com>
>>>
>>>
>>> On 10/31/2019 11:51 AM, Ken Hohhof wrote:
>>>
>>> I will say in my experience Cambium radios are far more robust to power
>>> issues than Ubiquiti. We have a bunch of Nanostations of various vintage at
>>> customer sites to link between buildings, and run into all sorts of lockups,
>>> resets, and deaths due to power issues. The Cambium radios at the same
>>> sites will be fine. Each generation of Ubiquiti stuff has been better than
>>> the last, we've been using the NS5 AC Locos for the past year or so, but
>>> Cambium by far has the better power on reset circuitry.
>>>
>>>
>>>
>>> And I remember when we bought a SmartBridges based WISP back in 2005. Some
>>> of those customers still power cycle the radio every time they have issues.
>>> Those things were junk.
>>>
>>>
>>>
>>>
>>>
>>> From: AF<mailto:[email protected]> <[email protected]> On
>>> Behalf Of Bill Prince
>>> Sent: Thursday, October 31, 2019 1:25 PM
>>> To:[email protected] <mailto:[email protected]>
>>> Subject: Re: [AFMUG] 450 SM lost config, feature key, and radio calibration
>>>
>>>
>>>
>>> I think if the power brick is one of those old ones, then either the too low
>>> voltage or the too high voltage would be an issue. Ever since I started
>>> "doing computer stuff", 80% of all the problems I've seen can be traced back
>>> to power issues of one kind or another. Back in the 70s when I was working
>>> for Data General, I think 115% of the problems they had were power issues.
>>>
>>>
>>>
>>> bp
>>> <part15sbs{at}gmail{dot}com>
>>>
>>>
>>> On 10/31/2019 11:18 AM, Ken Hohhof wrote:
>>>
>>> When I went to change out this SM, it turned out to be an old former Trango
>>> customer from about 14 years ago that we never changed the POE, and it was
>>> in fact a transformer.
>>>
>>>
>>>
>>> Do you think when the power came back on an overvoltage condition propagated
>>> to the SM and fried something? Or just starved it of voltage and made the
>>> flash memory forget stuff?
>>>
>>>
>>>
>>> BTW while I was out there I put in a new POE and also changed out the board
>>> in the 300SS (we stopped using those around 10 years ago) with one of
>>> Chuck's gas tube replacement boards.
>>>
>>>
>>>
>>>
>>>
>>> From: AF<mailto:[email protected]> <mailto:[email protected]>
>>> <mailto:[email protected]> <[email protected]> On
>>> Behalf Of Bill Prince
>>> Sent: Thursday, October 31, 2019 1:08 PM
>>> To:[email protected] <mailto:[email protected]> <mailto:[email protected]>
>>> <mailto:[email protected]>
>>> Subject: Re: [AFMUG] 450 SM lost config, feature key, and radio calibration
>>>
>>>
>>>
>>> I've seen SMs do all kinds of crazy things during a brown out. It happened
>>> more when the power bricks were simple transformers, as the voltage sag
>>> would get through to the SM. They would reset to factory default,
>>> uncalibrated. So yeah.
>>>
>>> bp
>>> <part15sbs{at}gmail{dot}com>
>>>
>>>
>>> On 10/31/2019 11:01 AM, Ken Hohhof wrote:
>>>
>>> Has anyone experienced a Cambium SM losing not just the radio calibration
>>> data but the config and also reverting to 4 Mbps aggregate (it was bought as
>>> a 20 Mbps unit, this wasn't even an upgrade key, although I suspect they all
>>> start as 4 Mbps units and the factory squirts a feature key into them)?
>>>
>>>
>>>
>>> This happened when a customer had a power outage, we had installed a new SM
>>> about a week before.
>>>
>>>
>>>
>>> Cambium Support is wanting a remote session so they can telnet in and
>>> restore the radio calibration data. I am thinking there's a bigger problem
>>> than the calibration data, since it lost its config and went back to factory
>>> defaults, and also went from 20 Mbps to 4 Mbps.
>>>
>>>
>>>
>>> We also several concerning log entries including "MPU violation occurred in
>>> this build. MPU is disabled until next upgrade/downgrade" and stuff like
>>> fatal error, illegal instruction and register out of range.
>>>
>>>
>>>
>>> I'm thinking I should just bite the bullet and throw this SM away, although
>>> it's a 3.65 SM so it wasn't cheap.
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>>
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>
