KLR : This is an acronym for Known Limitations Report. A KLR is often a requirement inside a manufacturing organization so that known problems are not forgotten in a newly designed product. This is a convenient list of what needs to be fixed in the next software release.
KVM Switch : This is a switching device that allows one operator to control multiple PCs (DVRs, NVRs, etc.) using a single monitor mouse and keyboard. KVM stands for Keyboard, Video and Mouse. Systems can range from two and four unit options up to hundreds of units.