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Author : John Ratliff

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NIC Naming Conventions And Vmware

Posted March 7, 2018 by John Ratliff & filed under CentOS Comments: 3

I have a couple of CentOS 7 machines running in a vmware environment. On all the older ones Ive deployed, the NIC is named ens160, but on all of the new ones, it is named ens192. I cant find any difference in the hardware that would account for this…

Selinux Policy With Rsyslog And Tls/certs

Posted February 13, 2018 by John Ratliff & filed under CentOS Comments: 1

Ive setup my rsyslog server to forward traffic to another rsyslog server on my network. Its using gTLS to encrypt the messages in transit.selinux is not allowing rsyslogd to read the certificates. They are world readable, so I dont think that is ..

Yum-cron Hourly Errors

Posted October 12, 2017 by John Ratliff & filed under CentOS Comments: 0

I receive messages like this from cron often. Not every hour, and not consistently between the servers running CentOS, but at least two per day. Is this normal?/etc/cron.hourly/0yum-hourly.cron:Could not retrieve mirrorlist http://mirrorlist.CentOS.org/?release=7&arch=x86_64&repo=os&infra=st..