Systems

VMware Tools Installation On A XenServer Migrated VM

I recently had a few CentOS machines that were migrated from XenServer to VMWare. There was a curious problem where the /dev/cdrom would not exist to be mounted when the VMWare tools image was mounted to the VM. When attempting to mount the CDROM’s usual location, I would get the error “mount: you must specify […]

Systems

IGMP Snooping Ubiquiti Unifi

Recently I had some legacy hardware applications that required a multicast heartbeat back to clients on the same wifi network. These were specialized tools from GM that technicians used to connect to vehicles for diagnostics back to GM. GM calls them the MDI (Multiple Diagnostic Interface).   I had a problem using Ubiquiti Unifi controller […]