BSDBerkeley Software Distribution
BOFHBastard Operator From Hell
DNSDomain Name System
DRDisaster Recovery
ELKElasticSearch, Logstash, & Kibana
GNUGNU's Not Unix
GPGGNU Privacy Guard
GUIGraphical User Interface
KISSKeep It Simple, Stupid
KVMKernel Virtual Machine
ISPInternet Service Provider
LANLocal Area Network
LDAPLightweight Directory Access Protocol
LSOTMLast Sunday Of The Month - When updates and maintenance are frequently done.
NASNetwork Attached Storage
PEBKACProblem Exists Between Keyboard And Chair
PIDProcess Identifier
RDNSReverse Domain Name System (Lookup)
SSHSecure Shell
SSDSolid State Drive
SSSDSystem Security Services Daemon
UNIXUnix(not acronym)
VLANVirtual Local Area Network
VMVirtual Machine
VPNVirtual Private Network
WANWide Area Network
WWWWorld Wide Web
XENXen(not acronym)