GPON utilizes point-to-multipoint topology. A passive fiber splitter is used to split the fiber to multiple premises, thus reducing the amount of fiber and central office equipment required compared with point-to-point architectures.
Niacin, sometimes called nicotinic acid, can lower your triglycerides and your bad cholesterol (low-density lipoprotein, or LDL, cholesterol). It's typically reserved for people who have triglyceride levels over 500 mg/dL (5.7 mmol/L). Don't take over-the-counter niacin without talking to your doctor first.
The best way to lower your VLDL cholesterol is to lower your triglycerides. Losing weight and exercising regularly are key, and you might also want to avoid sugary food and alcohol in particular. Medications also can help.