Comcast Business Support Community

"Not Trusted" certificate presented when adding a Comcast Business Exchange account to iOS

A certificate issued by Comodo, expiring in 2016, is presented when adding a Comcast Business email address as an Exchange account.iOS 9.2 fails to trust this certificate by default. (Missing intermediate CA? Missing domain name? *shrug* iOS didn't provide detail on why it was Not Trusted) Besides t

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XFINITY Secure Wi-Fi ".mobileconfig" won't open? Check if your password contains "&" "<" or ">"

Problem: You get an error message "Could not open profile." "There was an error opening 'XFINITY.mobileconfig'. Contact your network administrator for more information." when you use the "Download Security Profile" for iPhone, iPad or Mac on the Secure Wi-Fi page (http://wifi.xfinity.com). Workaroun

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SamKnows Broadband Study Trial

To our valued participants in SamKnows Broadband Study Trial, Thank you for your participation in our recent broadband performance measurement study. As you are aware this study was conducted by a third-party vendor called SamKnows to test and verify the speeds being delivered to our Comcast Busin

Is anyone else having a problem fitting the 4.0 pound SamKnows white box container inside the 3.5 pound UPS Small Box container?!?! (The sizes I gave are just for relative comparison to get across that the white box is BIGGER than the provided return

BUG!? SamKnows box flooding LAN with DHCPv6 solicit packets after 49 days of uptime

It started last Saturday, but I didn't get a good chance to investigate it until today, now that I'm back from a trip.The symptom that led me to discover the problem was severe packet loss from my LAN to my WAN. It started with DNS lookups failing. Then, incoming mail connections started to be dropp

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SamKnows Broadband Study Trial

To our valued participants in SamKnows Broadband Study Trial, Thank you for your participation in our recent broadband performance measurement study. As you are aware this study was conducted by a third-party vendor called SamKnows to test and verify the speeds being delivered to our Comcast Busin

Does anyone know if the SamKnows device supports multiple static IPv4 addresses or only a sinlge dynamic address?

Expired certificate! mail.ch3.comcast.net uses an invalid security certificate.

mail.ch3.comcast.net uses an invalid security certificate. The certificate expired on 8/10/13 6:59 PM. The current time is 8/10/13 9:58 PM. Seriously?! What kind of a business generates a certificate and doesn't have a plan to refresh it before it expires? This affects Comcast Business SharePoint, O

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