The most important thing to learn about the OSI model is what it really represents. Pretend you're an operating system on a network. Your network card, operating at layers 1 and 2, will notify you when there's data available. The driver handles the shedding of the layer 2 frame, which reveals a bright, shiny layer 3 packet inside (hopefully).
Used with permission. Agate is a variety of chalcedony, a cryptocrystalline form of quartz. Translucency, patterns of color, or moss-like inclusions may distinguish this stone from other forms of chalcedony. Agates can show a wide variety of vivid, multiple colors.
Table DÃ©cor. Agate slices can be used for place cards, escort cards, table numbers and just for a bold statement on the table. Choose agates in the colors you like and that suit your wedding color scheme and order gold calligraphy, make gilded edges because this way agate slices look especially refined.