Ive got one fired up on the bench Ill look when I get in tomorrow.


On 5/16/2016 6:18 PM, Ken Hohhof wrote:
I have a question while we are on the topic: what color is the last LED on your 450i AP when it is running at 1000 Mbps? I know it’s green at 100 Mbps, but what about 1000 Mbps? I know the user guide says orange, but is that what your AP actually does?
*From:* David <mailto:dmilho...@wletc.com>
*Sent:* Monday, May 16, 2016 3:22 PM
*To:* af@afmug.com <mailto:af@afmug.com>
*Subject:* Re: [AFMUG] Gigabit Ethernet on Cambium 450i only running 100Mbps I am only catching part of this thread so dont throw anything at me for not reading the whole thread. 450i radios are rated for the 56v unlike the 450 radios they are rated for cambium std 29v This is the reason I am having to upgrade all of my boxes to 48v plant as its base supply.


On 05/16/2016 11:35 AM, Chuck McCown wrote:
I have an idea.  Working on an experiment.
*From:* Wireless Administrator <mailto:wirel...@htn.net>
*Sent:* Monday, May 16, 2016 8:56 AM
*To:* af@afmug.com <mailto:af@afmug.com>
*Subject:* Re: [AFMUG] Gigabit Ethernet on Cambium 450i only running 100Mbps

Thanks for having a look at this for us. It sure doesn’t make sense to me. The system continues to run 1000Base-T Full Duplex here with the Cambium units. I’m sure there is a reason but it looks like this one’s above my pay grade.

Steve B.

*From:*Af [mailto:af-boun...@afmug.com] *On Behalf Of *ch...@wbmfg.com
*Sent:* Sunday, May 15, 2016 2:26 PM
*To:* af@afmug.com
*Subject:* Re: [AFMUG] Gigabit Ethernet on Cambium 450i only running 100Mbps

No Joy.  Everything checks out 100%.

I bought one the cambium units for comparison. Its impulse breakdown voltage is about 5 volts to ground lower than my unit for single pin to ground. Transverse impulses are clamped much lower on the cambium unit but normally that is not an issue.

Pin to pin and pin to ground I have less capacitive loading than the cambium unit.

They have some other circuitry that I have yet to puzzle out.

Something that is not related to surge suppression.

In any event, your unit, a brand new unit from my stock and the cambium unit all show 1Gbps on the traffic tester and all show good wiring continuity and all show good breakdown voltage pin to ground. Visual inspections are not revealing any solder bridges or manufacturing issues....

A puzzle for certain.  But I am not finished.  Stay tuned...

*From:*Wireless Administrator <mailto:wirel...@htn.net>

*Sent:*Friday, May 6, 2016 9:16 AM

*To:*af@afmug.com <mailto:af@afmug.com>

*Subject:*[AFMUG] Gigabit Ethernet on Cambium 450i only running 100Mbps

*Replaced This ……*

surge1.jpeg

*With This …….*

surge02.jpeg

*On same ground point and got This ……*

**

*surge03.PNG*

**

*:-)*

Except I want this to work …….

surge1.jpeg

*L***

*Extra effort to ensure clear pictures and easy to read story line ……*

**

*Steve*

*From:*Wireless Administrator [mailto:wirel...@htn.net]
*Sent:* Friday, April 29, 2016 12:03 PM
*To:* 'af@afmug.com'
*Subject:* Gigabit Ethernet on Cambium 450i


  We’re not able to get our Cambium 450i radio’s Ethernet Interface
  to run at Gigabit speed.


  Our setup is as follows:


  Gigabit switch (Tried several brands) à14’ Cat6 Patch àGigabit Sync
  injector (48V) à35’ Best-tronics Cat5 Shielded à800-800-GIGE-APC-HV
  à80’ Best-tronics Cat5 Shielded àCambium 450i


  It works without the 800-800-GIGE-APC-HV. (Cat5 Coupler).


  Anyone ……….


  Steve B.




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