[CentOS] CentOS 6 problem connecting to software source

Mon Nov 28 20:56:17 UTC 2016
Jerry Geis <jerry.geis at gmail.com>

Hi All,

I have a number of boxes that are popping up a message about
"problem connecting to software source".
Port 80 has been blocked now where it wasnt before.

I have the yum update service disabled, so what is this error message
from and how do I stop it.