Create a network bond with two NICs in CentOS.
Dell firmware updates, system management and iDrac 6 console workaround for CentOS servers.
F5 related tidbits.
Basic tcpdump usage.
Basic procedure for performing a rolling update on ElasticSearch. (No XPack or ML)
Configuring SELinux to allow Syslog-ng to use non-standard ports.
Here I've consolidated what is useful for my purposes from the excellent OpenSSL Cookbook by Ivan Ristić. Read: There is a hell of a lot more to the book than what is covered here. My primary interest in this post…
Very basic docker install I use as a base for apps that require it.
An overview of DNS Certification Authority Authorization records, including the formatting and creation of.
Commands on CentOS that I inevitably forget.