Cisco Trunk-splosion Protection
On IOS switches with EEM, protect yourself (and less careful Jr engineers) with this applet that will prevent allowed-vlan-mishaps on trunks!
2020/06
NTP: Time is of the Essence
Time synchronization among network devices is important to consider when building out infrastructure, and not just within the datacenter; client endpoints, kiosk terminals, wireless controllers and associated access points, slot machine virtual bank controllers and their electronic gaming machines (EGMs, or slot machines), etc... All of these devices should be synced to the same time source, and done so in a secure method.