If you have Layer 3 separation, you're essentially creating a transit VLAN just between two things.. Here is another article with a diagram showing the connectivity between two site separated by a layer 3 connection. In this article, the Transit-VLAN is like a transparent bridge across a layer 3 connection.
There could be different causes of eyelash loss. It could stem from something serious like skin diseases or toxins but it can also stem from your water proof mascara. Listed hereinafter are the different causes of eyelash loss. 1  Hormonal changes and even changes in your body as you get older. 2  Changes in the eyelashes when you get older are completely natural since your eyelash follicle slows down the process of growing new eyelashes and may even stop production altogether.
Damage to the optic nerve typically causes permanent and potentially severe loss of vision, as well as an abnormal pupillary reflex, which is diagnostically important. The type of visual field loss will depend on which portions of the optic nerve were damaged. In general: 1  Damage to the optic nerve anterior to the optic chiasm causes loss of vision in the eye on the same side as the damage.