That’sa major problem. 

> On Jul 17, 2020, at 9:30 PM, Cassidy B. Larson <[email protected]> wrote:
> 
> So, appears cambiumnetworks.com uses cloudflare for DNS alone. Cloudflare 
> goes inaccessible, bye bye cambiumnetworks.com and I assume cnheat. 
> 
> sas.cbrs.cambiumnetworks.com is the URL for the cnmaestro SAS URL. 
> 
> cloudflare DNS tell us to go ask AWS DNS for how to resolve 
> *.cbrs.cambiumnetworks.com, but cloudflare tell us to only cache these NS 
> records for 5 min.. so there’s our problem.
> 
> 5 min of cloudflare being unresponsive and we’re toast for valid cnmaestro 
> SAS URL resolution. 
> 
> 
> 
>> On Jul 17, 2020, at 4:59 PM, castarritt <[email protected]> wrote:
>> 
>> cnHeat was broken too.
>> 
>>> On Fri, Jul 17, 2020 at 5:34 PM Ken Hohhof <[email protected]> wrote:
>>> I think it was actually cnMaestro that went away, or its IP address 
>>> couldn’t be looked up.
>>> 
>>>  
>>> 
>>>  
>>> 
>>> From: AF <[email protected]> On Behalf Of Cassidy B. Larson
>>> Sent: Friday, July 17, 2020 5:14 PM
>>> To: AnimalFarm Microwave Users Group <[email protected]>
>>> Subject: Re: [AFMUG] Federated Wireless SAS outage?
>>> 
>>>  
>>> 
>>> Our Google SAS also went offline.  Whatcha wanna bet CNMaestro hard codes 
>>> requests to 1.1.1.1 to resolve SAS URLs?
>>> 
>>>  
>>> 
>>> Gonna have to do some tcpdumps to verify.
>>> 
>>> 
>>> 
>>> 
>>> On Jul 17, 2020, at 3:58 PM, Larry Smith <[email protected]> wrote:
>>> 
>>>  
>>> 
>>> Cloudflare had a major issue lasting about 30 minutes
>>> 
>>> -- 
>>> Larry Smith
>>> [email protected]
>>> 
>>> On Fri July 17 2020 16:47, Joe Novak wrote:
>>> 
>>> 
>>> whatever just blipped on the internet probably caused it,
>>> authoritative servers at Cloudflare maybe? It's appears to be working again
>>> here via Comcast and work.
>>> 
>>> On Fri, Jul 17, 2020 at 4:44 PM Ken Hohhof <[email protected]> wrote:
>>> 
>>> 
>>> TTL on DNS record is 1 minute.  Serial number is 1 which seems strange.
>>> 
>>> 
>>> 
>>> *From:* AF <[email protected]> *On Behalf Of *Nate Burke
>>> *Sent:* Friday, July 17, 2020 4:37 PM
>>> *To:* AnimalFarm Microwave Users Group <[email protected]>
>>> *Subject:* Re: [AFMUG] Federated Wireless SAS outage?
>>> 
>>> 
>>> 
>>> Cloud.cambiumnetworks.com is working fine for me.  I'm resolving to
>>> us-east-1-rtr-1-578252723.us-east-1.elb.amazonaws.com [18.213.196.79]
>>> 
>>> On 7/17/2020 4:36 PM, Ken Hohhof wrote:
>>> 
>>> Actually, I can’t get DNS resolution for cloud.cambiumnetworks.com.  Even
>>> at my home which is not on my network.
>>> 
>>> 
>>> 
>>> *From:* AF <[email protected]> <[email protected]> *On Behalf
>>> Of *Ken Hohhof via AF
>>> *Sent:* Friday, July 17, 2020 4:32 PM
>>> *To:* 'AnimalFarm Microwave Users Group' <[email protected]>
>>> <[email protected]>
>>> *Cc:* Ken Hohhof <[email protected]> <[email protected]>
>>> *Subject:* [AFMUG] Federated Wireless SAS outage?
>>> 
>>> 
>>> 
>>> Anyone else experiencing SAS not reachable errors?
>>> 
>>> 
>>> 
>>> Cambium CBRS with Federated Wireless SAS.
>>> 
>>> 
>>> 
>>> 
>>> --
>>> AF mailing list
>>> [email protected]
>>> http://af.afmug.com/mailman/listinfo/af_af.afmug.com
>>> 
>>> 
>>> -- 
>>> AF mailing list
>>> [email protected]
>>> http://af.afmug.com/mailman/listinfo/af_af.afmug.com
>>> 
>>>  
>>> 
>>> -- 
>>> AF mailing list
>>> [email protected]
>>> http://af.afmug.com/mailman/listinfo/af_af.afmug.com
>> -- 
>> AF mailing list
>> [email protected]
>> http://af.afmug.com/mailman/listinfo/af_af.afmug.com
> 
> -- 
> AF mailing list
> [email protected]
> http://af.afmug.com/mailman/listinfo/af_af.afmug.com
-- 
AF mailing list
[email protected]
http://af.afmug.com/mailman/listinfo/af_af.afmug.com

Reply via email to