They are working to improve that. The master\slave stuff is gone and it's 
hardware-offload or not on bridges. 

VLANs are a little better, but not nice yet. 




----- 
Mike Hammett 
Intelligent Computing Solutions 

Midwest Internet Exchange 

The Brothers WISP 




----- Original Message -----

From: "Adam Moffett" <[email protected]> 
To: [email protected] 
Sent: Tuesday, September 18, 2018 4:48:08 PM 
Subject: Re: [AFMUG] Surge suppression failure gigE APC HV 

I've had a few instances where we had to fix a problem by rebooting a CRS. It's 
usually a case where we can reach the management of the switch, but they're not 
passing traffic from port to port. 
I hate "fixing" by rebooting, so I'm a little sour on CRS these days. 

I also found setting layer2 stuff was obtuse. It's simple as hell to add VLAN's 
in RouterOS, but configuring VLAN's or other layer2 functions in the switch 
hardware is strangely difficult, and it can be different from one model to 
another. I'm not trying to be a wuss about it, but the main draw to Mikrotik 
(for me) is the consistency of the platform from one hardware device to 
another. The switches seem to have departed from that. 





On 9/17/2018 10:55 PM, David Coudron wrote: 




Of all the devices on our network, we lose Ubiquiti Nanos (our relays for large 
farm sites), and Netonix switches in our towers the most. The Cambium equipment 
can double as a hammer when needed, you almost can’t get em to break. The 
Mimosas do OK, but have their share of ethernet port problems. As Steve 
mentioned, you expect the Ubiquitis to fail given their price, but the Netonix 
devices are surprisingly fragile. If it lightnings in the middle of South 
Dakota it seems like we are replacing switches in our Minnesota tower cabinets. 
I have a box of 8 of them sitting here that have all been replaced. In the same 
cabinets we have never replaced one Cambium AP and only 4 Mimosa backhaul 
radios (we have about 4 to 1 more Mimosas deployed than Netonix). I am sure 
there is something that can be replaced on the Netonix, but we just don’t have 
the time to become Netonix repair guys. 

We are seriously looking at the Mikrotik Cloud Router Switch as a replacement 
for Netonix. The only issue is getting both 24V and 48V to the device at the 
same time, but I think we can get that figured out. Anyone have any practical 
experience with these they care to share? 

Regards, 

David Coudron 



From: AF <[email protected]> On Behalf Of Steve Jones 
Sent: Monday, September 17, 2018 9:38 PM 
To: AnimalFarm Microwave Users Group <[email protected]> 
Subject: Re: [AFMUG] Surge suppression failure gigE APC HV 


Out of curiously, and this is a real question, how did netonix pick of the 
market share they did while offering utter garbage? It's not even like they're 
garbage ubnt cheap, that I understand, I poke the 3 am Ubnt fat girl at the end 
of the bar regularly, cause she's cheap and fat so not going to be a problem. 
But netonix is like 90 percent problem from what I read. You never hear about a 
high maintenance fat chic because there's no interest. How's this tubby broad 
even in the discussion? 



On Mon, Sep 17, 2018, 7:57 PM Chuck McCown < [email protected] > wrote: 
<blockquote>





PTC fuses are not fast enough to protect Netonix. It actually has them inside. 

That is why I build the POE fuse product. It does blow fast enough to protect 
the switch. 






From: Mark Radabaugh 

Sent: Monday, September 17, 2018 1:12 PM 

To: AnimalFarm Microwave Users Group 

Subject: Re: [AFMUG] Surge suppression failure gigE APC HV 



Chuck, 



We have had really good luck with putting PTC fuses in front of the POE power 
on the Mimosa radios in order to avoid blowing the fuses in the rectifier shelf 
when the gas tubes in the Mimosa short the POE. I’m thinking maybe you want to 
look at putting some of those on the SS for the power coming from the Netonix? 
Let the gas tubes (or whatever surge suppressor you are using) short all the 
lines together and let the PTC fuse cut the power briefly? Might be a little 
tricky to get the values right but might be able to save the POE from blowing. 



Or talk Netonix into including them internally so that they survive a POE short 
circuit. 



For those of you scratching your head… we routinely power Mimosa B5’s using 
Packetflux DC injectors from the -48V rectifier. The surge suppression in the 
B5’s will short the power supply during a surge event long enough to blow the 2 
or 5A telecom fuse. All the equipment lives but we have to go replace the fuse 
- which we don’t want to do since it causes an outage until we get there. The 
PTC fuse inline avoids the fuse blowing. 





Mark 




<blockquote>


On Sep 17, 2018, at 10:33 AM, [email protected] wrote: 







Surges cause the surge components to do their job, which is to short everything 
to ground. 

Netonix ports will blow if they are shorted. 






From: Josh Luthman 

Sent: Monday, September 17, 2018 6:58 AM 

To: AFMUG 

Subject: Re: [AFMUG] Surge suppression failure gigE APC HV 




Should only be 24v. Even if it doubled, should be OK on the radio and surge 
card. 




What's the Netonix problem? 

Josh Luthman 
Office: 937-552-2340 
Direct: 937-552-2343 
1100 Wayne St 
Suite 1337 
Troy, OH 45373 




On Fri, Sep 14, 2018, 12:44 PM < [email protected] > wrote: 
<blockquote>





If the voltage was too high or had spikes it could certainly have done that. 

Kinda the reverse of the Netonix problem. 






From: Josh Luthman 

Sent: Friday, September 14, 2018 10:37 AM 

To: AnimalFarm Microwave Users Group 

Subject: Re: [AFMUG] Surge suppression failure gigE APC HV 




I replaced the POE, AP, and surge card on Tuesday. That's what fixed it for 
sure. 



The AP is sitting here in the lab and doing gigabit for 3 days now, happily. 
The POE and surge card are in the trash. 



I'm wondering if it's possible the POE fried all of those surge cards on 
Saturday/Sunday/Monday/Tuesday. If that's possible? 








Josh Luthman 
Office: 937-552-2340 
Direct: 937-552-2343 
1100 Wayne St 
Suite 1337 
Troy, OH 45373 



On Thu, Sep 13, 2018 at 2:21 PM, < [email protected] > wrote: 


<blockquote>





You say you are inclined to think it is the POE. I presume that means the POE 
power supply. So try a new one. I am probably not understanding the situation. 






From: Josh Luthman 

Sent: Thursday, September 13, 2018 11:39 AM 



To: AnimalFarm Microwave Users Group 

Subject: Re: [AFMUG] Surge suppression failure gigE APC HV 






I have a thousand new POEs. What do you want me to try? 








Josh Luthman 
Office: 937-552-2340 
Direct: 937-552-2343 
1100 Wayne St 
Suite 1337 
Troy, OH 45373 



On Thu, Sep 13, 2018 at 11:07 AM, < [email protected] > wrote: 


<blockquote>





Do you have a spare POE to try ? 






From: Josh Luthman 

Sent: Thursday, September 13, 2018 6:10 AM 



To: AnimalFarm Microwave Users Group 

Subject: Re: [AFMUG] Surge suppression failure gigE APC HV 






Well there was no lightning or anything, beautiful weather. After several cards 
I have to imagine it's the POE or the AP. We replaced those two at the same 
time. 


Does it make sense the POE was doing something weird to fry them or more sense 
the AP was pulling too many amps? AP seems perfectly fine in the office for 36 
hours, so I'm inclined to believe it's the POE. 








Josh Luthman 
Office: 937-552-2340 
Direct: 937-552-2343 
1100 Wayne St 
Suite 1337 
Troy, OH 45373 



On Tue, Sep 11, 2018 at 2:51 PM, Chuck McCown < [email protected] > wrote: 


<blockquote>





It resets immediately if it is going to reset. 

Sounds like it took a hit. 






From: Josh Luthman 

Sent: Tuesday, September 11, 2018 12:45 PM 

To: AnimalFarm Microwave Users Group 

Subject: Re: [AFMUG] Surge suppression failure gigE APC HV 






How long does it need to be cold for it to be self reset? The one I took down 
this morning looks perfectly clean and I can't get pins 7/8 through it. At this 
point I'm thinking the (AC) POE is the cause of all our issues (Cambium, so 
that pair is positive 24v and data). 








Josh Luthman 
Office: 937-552-2340 
Direct: 937-552-2343 
1100 Wayne St 
Suite 1337 
Troy, OH 45373 



On Tue, Sep 11, 2018 at 10:47 AM, Chuck McCown < [email protected] > wrote: 


<blockquote>





Sure, you can also wash them with 90% isopropyl alcohol. That will remove any 
water. Need to make sure there is no corrosion. 

Wash out the jacks extra good too. 



If they have not had too large of a surge, they are totally self resetting. 






From: Josh Luthman 

Sent: Tuesday, September 11, 2018 7:25 AM 

To: AFMUG 

Subject: [AFMUG] Surge suppression failure gigE APC HV 






There's a cause and I'm pretty confident it's not the cards themselves. 



This weekend an AP started having eth link issues. Look at it and the card/rj45 
is full of water. Replaced the line. Problem returns about 12 hours later. 



I plug in my continuity tester and pin 7 blinks quickly and fades away. Headed 
up the tower now for a new AP and already did a new Poe (no power until AP 
replaced). 



Is it possible the Poe/AP are damaging the surge card? We've gone through 5-6 
cards since Saturday, and I thought it was all water related. It stopped 
raining on Sunday after card 3 + new line. 



Any other ideas? Can I wait a minute and reuse the dry cards, are they self 
resetting (I tried power cycling the POE for 5 seconds with no change) after a 
length of time? 

Josh Luthman 
Office: 937-552-2340 
Direct: 937-552-2343 
1100 Wayne St 
Suite 1337 
Troy, OH 45373 


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