Network Layer is the Layer 3 of the OSI Model. One of Layer 3 s functions is internetworking which involve logical addressing or Internet Protocol Addressing. Ping differs with ICMP as ping or Packet Internet Groper is a utility (Application, Layer 7) used for testing connectivity between internetworked devices.
Caffeine is a stimulant, and studies show it can boost metabolism a bitâalthough at the price of insomnia if you overdo it (up to four 8-ounce cups of coffee a day, roughly 340 milligrams of caffeine, is generally the upper limit).
Can You Make Your Metabolism Better? Boosting metabolism is the holy grail of weight watchers everywhere, but how fast your body burns calories depends on several things. Some people inherit a speedy metabolism. Men tend to burn more calories than women, even while resting. And for most people, metabolism slows steadily after age 40.