i like both of those ideas.

try to reconnect on last AP channel, if that fails then run thru a scan

and a button in the scan list to "turn off all 2.5 center freq" would be
nice also. (needs to be an snmp odi too)

2 cents


On Mon, Nov 17, 2014 at 12:58 PM, Rajesh Vijayakumar via Af <af@afmug.com>
wrote:

> Ken,
> If we know about this issue before release and documented it in the
> release notes, it could have been spun as a "feature", but that opportunity
> is gone now :)
>
> The concern is how long it takes the SM to scan for the AP on each boot
> up, right? How about a flag that tell that SM that when it is rebooted, it
> should first try to connect with the AP it was connected to prior to
> reboot, and to initiate the scan only if that fails? Or do you need a
> button that says "turn off all 2.5 center frequencies"?
>
> Not promising to make any enhancements as we try to make a bugfix release
> for the 13.2 issues, but definitely looking for feedback on the best way(s)
> to reduce the scan time.
>
> Rajesh Vijayakumar
> Cambium Networks
>
> On Mon, Nov 17, 2014 at 11:59 AM, Ken Hohhof via Af <af@afmug.com> wrote:
>
>>   I viewed it as a feature, since it’s a pain unchecking all those
>> frequencies.  I remembered this happening on the first release that
>> introduced the 2.5 frequencies but looking at some older SMs, I guess
>> that’s not true.
>>
>> If you’re taking this “feature” out, I hope you’re giving us an easy way
>> to accomplish the same thing.
>>
>>
>>  *From:* Rajesh Vijayakumar via Af <af@afmug.com>
>> *Sent:* Monday, November 17, 2014 11:41 AM
>> *To:* af@afmug.com
>> *Subject:* Re: [AFMUG] System Release 13.2 is Official
>>
>>  Here is what we know till now.
>> If you have not modified your scan list on the SM and it is still at the
>> factory default setting, and you upgrade to 13.2, the 2.5MHz center
>> frequencies will be deselected after the upgrade. This will happen with
>> 2.4Hz, 5.4GHz and 5.7GHz. If the AP is configured to use the 2.5Mhz center
>> frequency, the SMs will not reconnect. This issue was present on all the
>> open beta builds.
>>
>> If your sector is using 2.5 center frequency and the SMs have the default
>> scan list, DO NOT use 13.2. You can change the SM scan list to be something
>> non-default, but we are working on releasing a fix for this urgently, so it
>> may be easier to wait for that.
>>
>> Rajesh Vijayakumar
>> Cambium Networks
>>
>>
>>
>> On Fri, Nov 14, 2014 at 6:51 PM, George Skorup (Cyber Broadcasting) via
>> Af <af@afmug.com> wrote:
>>
>>>  Well, then the scenario I just gave (brand-new SMs upgraded out of the
>>> box) did not get the 2.5 centers selected upon upgrade. I have some more
>>> 2.4's coming next week and I'll see what they do when upgraded to 13.2. My
>>> guess is they are coming with 12.2.2 from the factory at this point though.
>>>
>>> On 11/14/2014 3:46 PM, Aaron Schneider via Af wrote:
>>>
>>>  There was a decision made when we added 2.5 center channels that on
>>> upgrade we wouldn’t automatically check the 2.5 centers unless the scan
>>> list was in a default (all checked) state.  We didn’t want to add a ton of
>>> new scan options on an upgrade which increased the scanning time.   When
>>> setting a unit that is on a load that supports 2.5M centers to default,
>>> then all (including 2.5 centers) should be selected.
>>>
>>>
>>>
>>> We are still investigating, but likely this has something to do with
>>> what Ryan was seeing when others weren’t seeing the same behavior.
>>>
>>>
>>>
>>> -Aaron
>>>
>>>
>>>
>>> *From:* Af [mailto:af-boun...@afmug.com <af-boun...@afmug.com>] *On
>>> Behalf Of *George Skorup (Cyber Broadcasting) via Af
>>> *Sent:* Friday, November 14, 2014 12:58 PM
>>> *To:* af@afmug.com
>>> *Subject:* Re: [AFMUG] System Release 13.2 is Official
>>>
>>>
>>>
>>> I'm trying to remember.. did the 2.4 450 have 2.5 centers from day one?
>>> I think the last time I got some new SMs in, they had either 12.0.x or
>>> 12.1.x on them and none of the 2.5 centers were checked after updating to
>>> 13.x. So maybe the safest approach from now on is to enable everything in
>>> the scan list automatically during/after update? Then tell everyone in the
>>> release notes about it. You'd be surprised at how many of us fully read the
>>> release notes now. OK, at least I do.
>>>
>>> On 11/14/2014 11:28 AM, Rajesh Vijayakumar via Af wrote:
>>>
>>>  Its good to get confirmation of multiple successful upgrades with 2.4
>>> GHz.
>>>
>>> We have not been able to recreate the problem yet. The test team is
>>> trying a number of combinations of upgrade/downgrade.
>>>
>>> --Rajesh Vijayakumar
>>>
>>> Cambium Networks
>>>
>>>
>>>
>>> On Fri, Nov 14, 2014 at 11:01 AM, Eric Muehleisen via Af <af@afmug.com>
>>> wrote:
>>>
>>> Any changes/improvements in the Rate Adapt?
>>>
>>>
>>>
>>> On Fri, Nov 14, 2014 at 10:54 AM, Bill Prince via Af <af@afmug.com>
>>> wrote:
>>>
>>> As mentioned in another thread, we upgraded a bunch of PMP430
>>> installations last night.   Something that I wasn't expecting was an
>>> immediate improvement in the SNR (typical example below).  This was pretty
>>> much across the board excepting installations that already had really good
>>> SNR.
>>>
>>> Thanks Cambium!
>>>
>>>
>>>
>>> bp
>>>
>>> <part-15@SkylineBroadbandService>
>>>
>>>
>>>
>>> On 11/13/2014 5:12 AM, Matt Mangriotis via Af wrote:
>>>
>>>  It is here!
>>>
>>>
>>>
>>> We released 13.2 this morning officially.  Come to our forum to discuss
>>> anything about it.
>>>
>>>
>>>
>>>
>>> http://community.cambiumnetworks.com/t5/PMP-450/System-Release-13-2-Now-Avaialable/m-p/36254/thread-id/278
>>>
>>>
>>>
>>> Download the software from the usual place on our support site:
>>>
>>>
>>>
>>> https://support.cambiumnetworks.com/files/pmp450/
>>>
>>>
>>>
>>> *Thanks* to all of you that Beta tested this software with us, and
>>> helped to make it stronger and better than ever.  Now that this is here,
>>> we’re hard at work on delivering the next round of enhancements (code name
>>> 13.3 (pretty original, huh?)) which are right around the corner.
>>>
>>>
>>>
>>> The momentum is building on the PMP 450 platform.
>>>
>>>
>>>
>>> Thanks again,
>>>
>>>
>>>
>>> Matt
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>
>
>

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