topic High PHY Errors and Noise floor on AP in SmartZone and Virtual SmartZone https://community.ruckuswireless.com/t5/SmartZone-and-Virtual-SmartZone/High-PHY-Errors-and-Noise-floor-on-AP/m-p/8325#M342 We just upgraded our vSZ-H from 3.4 to 3.5,After upgrade what we can see is that the APs show heavy PHY errors(milliions) and High noise floor and there is impact on customer too.If we degrade the AP firmware to 3.4.2 then everything looks good.Is there any issues with AP firmware 3.5.0.0.1444? Wed, 31 May 2017 12:28:44 GMT raazuko 2017-05-31T12:28:44Z High PHY Errors and Noise floor on AP https://community.ruckuswireless.com/t5/SmartZone-and-Virtual-SmartZone/High-PHY-Errors-and-Noise-floor-on-AP/m-p/8325#M342 We just upgraded our vSZ-H from 3.4 to 3.5,After upgrade what we can see is that the APs show heavy PHY errors(milliions) and High noise floor and there is impact on customer too.If we degrade the AP firmware to 3.4.2 then everything looks good.Is there any issues with AP firmware 3.5.0.0.1444? Wed, 31 May 2017 12:28:44 GMT https://community.ruckuswireless.com/t5/SmartZone-and-Virtual-SmartZone/High-PHY-Errors-and-Noise-floor-on-AP/m-p/8325#M342 raazuko 2017-05-31T12:28:44Z Re: High PHY Errors and Noise floor on AP https://community.ruckuswireless.com/t5/SmartZone-and-Virtual-SmartZone/High-PHY-Errors-and-Noise-floor-on-AP/m-p/8326#M343 Interesting input, no known issues between versions.&nbsp; Can you contact Tech Support with your<BR />AP model(s) and AP support logs if you saved them?&nbsp; Same seen on all APs in all locations or <BR />only certain models/locations, etc will need to be scrutinized in deeper detail.&nbsp; It would be odd<BR />to see different PHY errors if only AP fw updated.&nbsp; <A href="https://support.ruckuswireless.com/contact-us" rel="nofollow">https://support.ruckuswireless.com/contact-us</A> &nbsp; Wed, 31 May 2017 16:32:37 GMT https://community.ruckuswireless.com/t5/SmartZone-and-Virtual-SmartZone/High-PHY-Errors-and-Noise-floor-on-AP/m-p/8326#M343 michael_brado 2017-05-31T16:32:37Z Re: High PHY Errors and Noise floor on AP https://community.ruckuswireless.com/t5/SmartZone-and-Virtual-SmartZone/High-PHY-Errors-and-Noise-floor-on-AP/m-p/8327#M344 Just some suggestion from me. If you have not any issue, dont upgrade the firmware. Fri, 02 Jun 2017 07:05:44 GMT https://community.ruckuswireless.com/t5/SmartZone-and-Virtual-SmartZone/High-PHY-Errors-and-Noise-floor-on-AP/m-p/8327#M344 irvan_irvan 2017-06-02T07:05:44Z